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analyzer: further false leak fixes due to overzealous state merging [PR103217]
[gcc.git] / gcc / c-family / ChangeLog
CommitLineData
091ccc06
GA		 12021-11-25 Jakub Jelinek <jakub@redhat.com>
2
3 PR c++/102611
4 * c-opts.c (c_common_post_options): Enable -Wcomma-subscript by
5 default for C++23 regardless of warn_deprecated.
6 * c-cppbuiltin.c (c_cpp_builtins): Predefine
7 __cpp_multidimensional_subscript=202110L for C++23.
8
e1d43592
GA		 92021-11-23 Martin Sebor <msebor@redhat.com>
10
11 PR middle-end/88232
12 * c.opt: Add -Winfinite-recursion.
13
9c077398
GA		 142021-11-19 Martin Sebor <msebor@redhat.com>
15
16 PR c++/33925
17 PR c/102867
18 * c-common.c (decl_with_nonnull_addr_p): Call maybe_nonzero_address
19 and improve handling tof defined symbols.
20
212021-11-19 Martin Liska <mliska@suse.cz>
22
23 Revert:
24 2021-11-18 Martin Liska <mliska@suse.cz>
25
26 * c-gimplify.c (genericize_c_loop): Use option directly.
27
483092d3
GA		 282021-11-18 Matthias Kretz <m.kretz@gsi.de>
29
30 * c-common.c (c_common_reswords): Add __builtin_assoc_barrier.
31 * c-common.h (enum rid): Add RID_BUILTIN_ASSOC_BARRIER.
32
332021-11-18 Martin Liska <mliska@suse.cz>
34
35 * c-gimplify.c (genericize_c_loop): Use option directly.
36
280d2838
GA		 372021-11-17 Martin Uecker <uecker@gcc.gnu.org>
38
39 PR c/91038
40 PR c/29970
41 * c-common.c (pointer_int_sum): Make sure pointer expressions
42 are evaluated first when the size expression depends on for
43 variably-modified types.
44
452021-11-17 Marek Polacek <polacek@redhat.com>
46
47 PR preprocessor/103026
48 * c.opt (Wbidi-chars, Wbidi-chars=): New option.
49
6b1695f4
GA		 502021-11-16 Jason Merrill <jason@redhat.com>
51
52 * c-common.c (release_tree_vector): Only cache vecs smaller than
53 16 elements.
54
e2b57363
GA		 552021-11-15 Jason Merrill <jason@redhat.com>
56
57 * c.opt: Add -fimplicit-constexpr.
58 * c-cppbuiltin.c: Define __cpp_implicit_constexpr.
59 * c-opts.c (c_common_post_options): Disable below C++14.
60
612021-11-15 Jakub Jelinek <jakub@redhat.com>
62
63 * c-omp.c (c_omp_split_clauses) <case OMP_CLAUSE_THREAD_LIMIT>:
64 Duplicate to both OMP_TARGET and OMP_TEAMS.
65
8d36a0d2
GA		 662021-11-10 Marek Polacek <polacek@redhat.com>
67
68 PR c++/101940
69 * c-pragma.c (handle_pragma_diagnostic): Handle #pragma GCC diagnostic
70 ignored_attributes.
71
c9b1334e
GA		 722021-11-09 David Malcolm <dmalcolm@redhat.com>
73
74 * c-pragma.c (GCC_BAD_AT): New macro.
75 (GCC_BAD2_AT): New macro.
76 (handle_pragma_pack): Use the location of the pertinent token when
77 issuing diagnostics about invalid constants/actions, and trailing
78 junk.
79 (handle_pragma_target): Likewise for non-string "GCC option".
80 (handle_pragma_message): Likewise for trailing junk.
81
18ae471f
GA		 822021-11-03 Joseph Myers <joseph@codesourcery.com>
83
84 PR c/103031
85 * c-common.c (convert_and_check): Add argument init_const. Call
86 convert_init if init_const.
87 * c-common.h (convert_and_check): Update prototype.
88 (convert_init): New prototype.
89
cf82e8d9
GA		 902021-11-01 David Malcolm <dmalcolm@redhat.com>
91
92 * c-lex.c (c_lex_with_flags): When complaining about non-printable
93 CPP_OTHER tokens, set the "escape on output" flag.
94
04a2cf3f
GA		 952021-10-27 Jakub Jelinek <jakub@redhat.com>
96
97 * c-omp.c (c_omp_check_loop_iv_r): Don't clear 3rd bit for
98 POINTER_PLUS_EXPR.
99 (c_omp_check_nonrect_loop_iv): Handle POINTER_PLUS_EXPR.
100 (c_omp_check_loop_iv): Set kind even if the iterator is non-integral.
101
1022021-10-27 Jakub Jelinek <jakub@redhat.com>
103
104 PR c++/102854
105 * c-common.h (c_omp_check_loop_iv_exprs): Add enum tree_code argument.
106 * c-omp.c (c_omp_check_loop_iv_r): For trees other than decls,
107 TREE_VEC, PLUS_EXPR, MINUS_EXPR, MULT_EXPR, POINTER_PLUS_EXPR or
108 conversions temporarily clear the 3rd bit from d->kind while walking
109 subtrees.
110 (c_omp_check_loop_iv_exprs): Add CODE argument. Or in 4 into data.kind
111 if possibly non-rectangular.
112
ae5c5406
GA		 1132021-10-21 Jakub Jelinek <jakub@redhat.com>
114
115 PR middle-end/64888
116 * c-omp.c (c_omp_predefined_variable): Return true also for
117 ubsan_create_data created artificial variables.
118
5d5885c9
GA		 1192021-10-14 Joseph Myers <joseph@codesourcery.com>
120
121 * c-format.c (printf_length_specs, scanf_length_specs)
122 (print_char_table, scan_char_table): Support DFP formats for C2X.
123 * c-format.h (TEX_D32, TEX_D64, TEX_D128): Remove.
124 (T2X_D32, T2X_D64, T2X_D128): New macros.
125
1262021-10-14 Kwok Cheung Yeung <kcy@codesourcery.com>
127
128 * c-omp.c (c_omp_check_context_selector): Rename to
129 omp_check_context_selector and move to omp-general.c.
130 (c_omp_mark_declare_variant): Rename to omp_mark_declare_variant and
131 move to omp-general.c.
132
52055987
GA		 1332021-10-12 Joseph Myers <joseph@codesourcery.com>
134
135 * c-format.c (print_char_table): Add %b and %B formats.
136 (scan_char_table): Add %b format.
137 * c-format.h (T2X_UI, T2X_UL, T2X_ULL, T2X_US, T2X_UC, T2X_ST)
138 (T2X_UPD, T2X_UIM): New macros.
139
1402021-10-12 Jakub Jelinek <jakub@redhat.com>
141
142 * c-omp.c (c_finish_omp_atomic): Use
143 clear_padding_type_may_have_padding_p.
144
ce6eec39
GA		 1452021-10-08 Martin Liska <mliska@suse.cz>
146
147 * c-opts.c (c_common_post_options): Use new macro
148 OPTION_SET_P.
149
50e20ee6
GA		 1502021-10-07 Martin Liska <mliska@suse.cz>
151
152 * c-common.c (parse_optimize_options): Make
153 save_opt_decoded_options a pointer type.
154
57c7ec62
GA		 1552021-10-06 Jakub Jelinek <jakub@redhat.com>
156
157 PR tree-optimization/102571
158 * c-omp.c (c_finish_omp_atomic): Optimize the case where type has
159 padding, but the non-padding bits are contiguous set of bytes
160 by adjusting the memcmp call arguments instead of emitting
161 __builtin_clear_padding and then comparing all the type's bytes.
162
1632021-10-06 Jakub Jelinek <jakub@redhat.com>
164
165 PR c++/102612
166 * c-cppbuiltin.c (c_cpp_builtins): For -std=c++23 predefine
167 __cpp_constexpr to 202110L rather than 201907L.
168
da9c5f78
GA		 1692021-10-04 Marek Polacek <polacek@redhat.com>
170
171 PR c++/97573
172 * c-common.h (do_warn_array_compare): Declare.
173 * c-warn.c (do_warn_array_compare): New.
174 * c.opt (Warray-compare): New option.
175
e3e07b89
GA		 1762021-10-02 Iain Sandoe <iain@sandoe.co.uk>
177
178 * c-format.c: Remove a test of TARGET_FORMAT_TYPES with
179 NULL, this is not needed.
180
9d116bcc
GA		 1812021-10-01 Martin Sebor <msebor@redhat.com>
182
183 PR c/102103
184 * c-common.c (decl_with_nonnull_addr_p): Handle members.
185 Check and perform warning suppression.
186 (c_common_truthvalue_conversion): Enhance warning suppression.
187
1882021-10-01 Martin Liska <mliska@suse.cz>
189
190 PR target/102552
191 * c-common.c (parse_optimize_options): decoded_options[0] is
192 used for program name, so merged_decoded_options should also
193 respect that.
194
1952021-10-01 Jakub Jelinek <jakub@redhat.com>
196 Richard Biener <rguenther@suse.de>
197
198 PR sanitizer/102515
199 * c-ubsan.c (ubsan_instrument_division): Check the right
200 flag_sanitize_recover bit, depending on which sanitization
201 is done. Sanitize INT_MIN / -1 under SANITIZE_SI_OVERFLOW
202 rather than SANITIZE_DIVIDE. If both SANITIZE_SI_OVERFLOW
203 and SANITIZE_DIVIDE is enabled, neither check is known
204 to be false and flag_sanitize_recover bits for those two
205 aren't the same, emit both __ubsan_handle_divrem_overflow
206 and __ubsan_handle_divrem_overflow_abort calls.
207
2082021-10-01 Martin Liska <mliska@suse.cz>
209
210 * c-common.c (parse_optimize_options): Combine optimize
211 options with what was provided on the command line.
212
2132021-10-01 Jakub Jelinek <jakub@redhat.com>
214
215 * c-omp.c (c_omp_split_clauses): Also copy
216 OMP_CLAUSE_ORDER_REPRODUCIBLE.
217
cf966403
GA		 2182021-09-27 Martin Liska <mliska@suse.cz>
219
220 * c-opts.c (c_common_init_options_struct): Set also
221 x_flag_default_complex_method.
222
e4777439
GA		 2232021-09-22 Jakub Jelinek <jakub@redhat.com>
224
225 * c-omp.c (c_omp_split_clauses): Copy over OMP_CLAUSE_ALLOCATE_ALIGN.
226
62498024
GA		 2272021-09-20 Matthias Kretz <m.kretz@gsi.de>
228
229 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define or
230 undefine __RECIPROCAL_MATH__, __NO_SIGNED_ZEROS__,
231 __NO_TRAPPING_MATH__, __ASSOCIATIVE_MATH__, and
232 __ROUNDING_MATH__ according to the new optimization flags.
233
cf74e7b5
GA		 2342021-09-18 Jakub Jelinek <jakub@redhat.com>
235
236 * c-omp.c (c_omp_split_clauses): Split order clause also to
237 distribute construct. Copy over OMP_CLAUSE_ORDER_UNCONSTRAINED.
238
0a4cb439
GA		 2392021-09-17 Jakub Jelinek <jakub@redhat.com>
240
241 * c-omp.c (c_finish_omp_atomic): Avoid creating
242 TARGET_EXPR if test is true, use create_tmp_var_raw instead of
243 create_tmp_var and add a zero initializer to TARGET_EXPRs that
244 had NULL initializer. When omitting operands after v = x,
245 use type of v rather than type of x. Fix type of vtmp
246 TARGET_EXPR.
247
07985c47
GA		 2482021-09-13 Jason Merrill <jason@redhat.com>
249
250 * c.opt: Add -Winterference-size.
251 * c-cppbuiltin.c (cpp_atomic_builtins): Add __GCC_DESTRUCTIVE_SIZE
252 and __GCC_CONSTRUCTIVE_SIZE.
253
a26206ec
GA		 2542021-09-10 Jakub Jelinek <jakub@redhat.com>
255
256 * c-common.h (c_finish_omp_atomic): Add r and weak arguments.
257 * c-omp.c: Include gimple-fold.h.
258 (c_finish_omp_atomic): Add r and weak arguments. Add support for
259 OpenMP 5.1 atomics.
260
f84e2f0b
GA		 2612021-09-09 qing zhao <qing.zhao@oracle.com>
262
263 * c-attribs.c (handle_uninitialized_attribute): New function.
264 (c_common_attribute_table): Add "uninitialized" attribute.
265
b6db7cd4
GA		 2662021-09-08 liuhongt <hongtao.liu@intel.com>
267
268 * c-common.c (excess_precision_mode_join): Update below comments.
269 (c_ts18661_flt_eval_method): Set excess_precision_type to
270 EXCESS_PRECISION_TYPE_FLOAT16 when -fexcess-precision=16.
271 * c-cppbuiltin.c (cpp_atomic_builtins): Update below comments.
272 (c_cpp_flt_eval_method_iec_559): Set excess_precision_type to
273 EXCESS_PRECISION_TYPE_FLOAT16 when -fexcess-precision=16.
274
b2748138
GA		 2752021-09-07 Marcel Vollweiler <marcel@codesourcery.com>
276
277 * c-omp.c (c_finish_omp_flush): Handle MEMMODEL_SEQ_CST.
278
7b739540
GA		 2792021-09-03 Eric Botcazou <ebotcazou@adacore.com>
280
281 * c-ada-spec.c (dump_ads): Generate pragmas to disable style checks
282 and -gnatwu warning for the package specification.
283
e11c6046
GA		 2842021-09-01 Iain Sandoe <iain@sandoe.co.uk>
285
286 * c-attribs.c (handle_unavailable_attribute): New.
287
1e2f030b
GA		 2882021-08-30 Jason Merrill <jason@redhat.com>
289
290 * c.opt: Add -Wmissing-requires.
291
85d77ac4
GA		 2922021-08-25 Lewis Hyatt <lhyatt@gmail.com>
293
294 PR other/93067
295 * c-opts.c (c_common_input_charset_cb): New function.
296 (c_common_post_options): Call new function
297 diagnostic_initialize_input_context().
298
7c9e1645
GA		 2992021-08-20 Tobias Burnus <tobias@codesourcery.com>
300
301 * c-format.c (gcc_gfc_length_specs): Add 'll' and 'w'.
302 (gcc_gfc_char_table): Add T9L_LL and T9L_ULL to
303 "di" and "u", respecitively; fill with BADLEN to match
304 size of 'types'.
305 (get_init_dynamic_hwi): Split off from ...
306 (init_dynamic_diag_info): ... here. Call it.
307 (init_dynamic_gfc_info): Call it.
308
3092021-08-20 Jakub Jelinek <jakub@redhat.com>
310
311 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_ERROR.
312 * c-pragma.c (omp_pragmas): Add error directive.
313 * c-omp.c (omp_directives): Uncomment error directive entry.
314
6e529985
GA		 3152021-08-18 Jakub Jelinek <jakub@redhat.com>
316
317 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_NOTHING.
318 * c-pragma.c (omp_pragmas): Add nothing directive.
319 * c-omp.c (omp_directives): Uncomment nothing directive entry.
320
2d14d64b
GA		 3212021-08-17 Jakub Jelinek <jakub@redhat.com>
322
323 PR c++/101539
324 * c-common.h (enum rid): Add RID_IS_LAYOUT_COMPATIBLE.
325 * c-common.c (c_common_reswords): Add __is_layout_compatible.
326
3272021-08-17 Matt Jacobson <mhjacobson@me.com>
328
329 * c-opts.c (c_common_post_options): Default to
330 flag_objc_sjlj_exceptions = 1 only when flag_objc_abi < 2.
331
3322021-08-17 Jakub Jelinek <jakub@redhat.com>
333
334 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_SCOPE.
335 * c-pragma.c (omp_pragmas): Add scope construct.
336 * c-omp.c (omp_directives): Uncomment scope directive entry.
337
9d1d9fc8
GA		 3382021-08-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
339
340 * c-cppbuiltin.c (c_cpp_builtins): Define
341 __LIBGCC_GCOV_TYPE_SIZE if flag_building_libgcc is true.
342
72be20e2
GA		 3432021-08-12 Jakub Jelinek <jakub@redhat.com>
344
345 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_MASKED.
346 (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FILTER.
347 * c-pragma.c (omp_pragmas_simd): Add masked construct.
348 * c-common.h (enum c_omp_clause_split): Add C_OMP_CLAUSE_SPLIT_MASKED
349 enumerator.
350 (c_finish_omp_masked): Declare.
351 * c-omp.c (c_finish_omp_masked): New function.
352 (c_omp_split_clauses): Handle combined masked constructs.
353
4d17ca1b
GA		 3542021-07-30 Jakub Jelinek <jakub@redhat.com>
355
356 PR c++/101539
357 * c-common.h (enum rid): Add RID_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
358 * c-common.c (c_common_reswords): Add
359 __is_pointer_interconvertible_base_of.
360
3612021-07-29 Richard Biener <rguenther@suse.de>
362
363 PR c/101512
364 * c-common.c (c_common_mark_addressable_vec): Look through
365 C_MAYBE_CONST_EXPR even if not at the toplevel.
366
af3f12e6
GA		 3672021-07-27 Martin Sebor <msebor@redhat.com>
368
369 PR c/101585
370 * c-warn.c (warn_parm_ptrarray_mismatch): Use OEP_DECL_NAME.
371
ead235f6
GA		 3722021-07-23 Jakub Jelinek <jakub@redhat.com>
373
374 * c-lex.c (c_common_has_attribute): Call canonicalize_attr_name also
375 on attr_id. Return 1 for omp::directive or omp::sequence in C++11
376 and later.
377
3782021-07-23 Jakub Jelinek <jakub@redhat.com>
379
380 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP__START_ and
381 PRAGMA_OMP__LAST_ enumerators.
382
419c6c68
GA		 3832021-07-21 Thomas Schwinge <thomas@codesourcery.com>
384 Joseph Myers <joseph@codesourcery.com>
385 Cesar Philippidis <cesar@codesourcery.com>
386
387 * c-pragma.h (pragma_omp_clause): Add 'PRAGMA_OACC_CLAUSE_NOHOST'.
388
92d45509
GA		 3892021-07-20 Martin Sebor <msebor@redhat.com>
390
391 * c-common.c (c_build_shufflevector): Adjust by-value argument to
392 by-const-reference.
393 * c-common.h (c_build_shufflevector): Same.
394
87277b6a
GA		 3952021-07-16 Andrew Pinski <apinski@marvell.com>
396
397 PR c/101453
398 * c-common.c (parse_optimize_options): Use the correct
399 size for buffer.
400
d97d71a1
GA		 4012021-07-15 Martin Sebor <msebor@redhat.com>
402
403 PR c/101289
404 PR c/97548
405 * c-warn.c (warn_parm_array_mismatch): Use OEP_DECL_NAME.
406
c4fee1c6
GA		 4072021-07-14 Jason Merrill <jason@redhat.com>
408
409 * c-opts.c (c_common_post_options): Set -fdelete-dead-exceptions.
410
6fba0eea
GA		 4112021-07-06 Martin Sebor <msebor@redhat.com>
412
413 * c-format.c (gcc_tdiag_char_table): Remove support for %G and %K.
414 (gcc_cdiag_char_table): Same.
415 (gcc_cxxdiag_char_table): Same.
416
7a60a6e8
GA		 4172021-07-02 Jakub Jelinek <jakub@redhat.com>
418
419 * c-common.h (enum c_omp_directive_kind): New enum.
420 (struct c_omp_directive): New type.
421 (c_omp_categorize_directive): Declare.
422 * c-omp.c (omp_directives): New variable.
423 (c_omp_categorize_directive): New function.
424
bea7c16a
GA		 4252021-07-01 Eric Botcazou <ebotcazou@adacore.com>
426
427 * c-ada-spec.c (packed_layout): New global variable.
428 (dump_ada_declaration): Set it upon seeing a packed record type.
429 Do not put the "aliased" keyword if it is set.
430 (dump_ada_structure): Add Pack aspect if it is set and clear it.
431
4322021-07-01 Eric Botcazou <ebotcazou@adacore.com>
433
434 * c-ada-spec.c (check_name): Rename into...
435 (check_type_name_conflict): ...this. Minor tweak.
436 (dump_ada_function_declaration): Adjust to above renaming.
437 (dump_ada_array_domains): Fix oversight.
438 (dump_ada_declaration): Call check_type_name_conflict for variables.
439
90708f87
GA		 4402021-06-25 Martin Sebor <msebor@redhat.com>
441
442 * c-common.c (c_wrap_maybe_const): Remove TREE_NO_WARNING.
443 (c_common_truthvalue_conversion): Replace direct uses of
444 TREE_NO_WARNING with warning_suppressed_p, suppress_warning, and
445 copy_no_warning.
446 (check_function_arguments_recurse): Same.
447 * c-gimplify.c (c_gimplify_expr): Same.
448 * c-warn.c (overflow_warning): Same.
449 (warn_logical_operator): Same.
450 (warn_if_unused_value): Same.
451 (do_warn_unused_parameter): Same.
452
9aa8327e
GA		 4532021-06-24 Jakub Jelinek <jakub@redhat.com>
454
455 * c-common.h (enum c_omp_region_type): Add C_ORT_TARGET and
456 C_ORT_OMP_TARGET.
457 * c-omp.c (c_omp_split_clauses): For OMP_CLAUSE_IN_REDUCTION on
458 combined target constructs also add map (always, tofrom:) clause.
459
ede6c356
GA		 4602021-06-15 Robin Dapp <rdapp@linux.ibm.com>
461
462 * c-attribs.c (common_handle_aligned_attribute): Remove short
463 circuit and dead code.
464
8dc48181
GA		 4652021-06-14 Jonathan Wakely <jwakely@redhat.com>
466
467 PR c++/101052
468 * known-headers.cc (get_stdlib_header_for_name): Add known
469 headers for EXIT_FAILURE, EXIT_SUCCESS, abort, atexit, calloc,
470 exit, and getenv.
471
8b8c3912
GA		 4722021-06-12 Jason Merrill <jason@redhat.com>
473
474 * c-attribs.c (handle_unused_attribute): Handle FIELD_DECL.
475
f16f65f8
GA		 4762021-06-11 Jakub Jelinek <jakub@redhat.com>
477
478 PR c++/100974
479 * c-cppbuiltin.c (c_cpp_builtins): Predefine __cpp_if_consteval for
480 -std=c++2b for P1938R3 consteval if support.
481
4f625f47
GA		 4822021-06-09 Jason Merrill <jason@redhat.com>
483
484 PR c++/100879
485 * c-warn.c (warn_for_sign_compare): Remove C++ enum mismatch
486 warning.
487
438aac59
GA		 4882021-06-07 Martin Liska <mliska@suse.cz>
489
490 * c-target.def: Split long lines and replace them
491 with '\n\'.
492
600f90cb
GA		 4932021-06-04 Martin Sebor <msebor@redhat.com>
494
495 PR c/100783
496 * c-attribs.c (positional_argument): Bail on erroneous types.
497
4982021-06-04 Martin Sebor <msebor@redhat.com>
499
500 * c-warn.c (warn_parm_array_mismatch): Check TREE_PURPOSE to test
501 for element presence.
502
440c8a0a
GA		 5032021-06-03 Eric Botcazou <ebotcazou@adacore.com>
504
505 * c-ada-spec.c (dump_ada_macros): Minor tweaks.
506 (dump_ada_decl_name): Likewise.
507 (dump_anonymous_type_name): Remove parent parameter and adjust.
508 (dump_sloc): Minor tweak.
509 (dump_ada_array_type): Remove type parameter and adjust.
510 (dump_ada_enum_type): Remove parent parameter and adjust.
511 (dump_ada_node): Adjust calls to above functions.
512 (dumped_anonymous_types): New global variable.
513 (dump_nested_types_1): Rename into...
514 (dump_nested_types): ...this.
515 (dump_nested_type): Remove parent and dumped_types parameters.
516 <ARRAY_TYPE>: Replace dumped_types with dumped_anonymous_types.
517 Adjust calls to dump_anonymous_type_name and dump_ada_array_type.
518 (dump_ada_specs): Initialize and free dumped_anonymous_types.
519
5202021-06-03 Eric Botcazou <ebotcazou@adacore.com>
521
522 * c-ada-spec.c (pp_ada_tree_identifier): Tidy up.
523 (dump_ada_node) <POINTER_TYPE>: Deal specially with external subtypes.
524
5252021-06-03 Eric Botcazou <ebotcazou@adacore.com>
526
527 * c-ada-spec.c (dump_ada_enum_type): Dump a prefix for constants.
528 (htable_t): New typedef.
529 (overloaded_names): Use it.
530 (add_name): New function.
531 (init_overloaded_names): Use add_name to populate the table and add
532 special cases for sigaction and stat.
533 (overloaded_name_p): Rename into...
534 (overloading_index): ...this. Do not initialize overloaded_names table
535 here. Return the index or zero.
536 (dump_ada_declaration): Minor tweaks. Do not skip overloaded functions
537 but add an overloading suffix instead.
538 (dump_ada_specs): Initialize overloaded_names tables here.
539
b75978d1
GA		 5402021-06-01 Martin Liska <mliska@suse.cz>
541
542 PR other/100759
543 * c-attribs.c (handle_optimize_attribute): Limit sanity check
544 to a situation where we are not in processing of an optimize
545 pragma.
546 * c-pragma.c (handle_pragma_pop_options): Restore target
547 options.
548
ee682192
GA		 5492021-05-31 Indu Bhagat <indu.bhagat@oracle.com>
550
551 PR testsuite/100749
552 * c-pch.c (c_common_valid_pch): Use xstrdup for debug format set names.
553
5542021-05-31 Richard Biener <rguenther@suse.de>
555
556 PR c++/88601
557 * c-common.c: Include tree-vector-builder.h and
558 vec-perm-indices.h.
559 (c_common_reswords): Add __builtin_shufflevector.
560 (c_build_shufflevector): New funtion.
561 * c-common.h (enum rid): Add RID_BUILTIN_SHUFFLEVECTOR.
562 (c_build_shufflevector): Declare.
563
48166757
GA		 5642021-05-28 Jakub Jelinek <jakub@redhat.com>
565
566 PR middle-end/99928
567 * c-omp.c (c_omp_split_clauses): For reduction clause if combined with
568 target add a map tofrom clause with OMP_CLAUSE_MAP_IMPLICIT.
569
5702021-05-28 Tobias Burnus <tobias@codesourcery.com>
571
572 * c-pragma.h (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_AFFINITY.
573
2bc6dace
GA		 5742021-05-25 Martin Liska <mliska@suse.cz>
575
576 PR tree-optimization/92860
577 PR target/99592
578 * c-attribs.c (handle_optimize_attribute): Save target node
579 before calling parse_optimize_options and save it in case
580 it changes.
581 * c-pragma.c (handle_pragma_target): Similarly for pragma.
582 (handle_pragma_pop_options): Likewise here.
583
5842021-05-25 Martin Liska <mliska@suse.cz>
585
586 * c-attribs.c (handle_no_sanitize_coverage_attribute): New.
587
5882021-05-25 Jakub Jelinek <jakub@redhat.com>
589
590 PR middle-end/99928
591 * c-omp.c (c_omp_split_clauses): Copy reduction to teams when teams is
592 combined with simd and not with taskloop or for.
593
2832d51b
GA		 5942021-05-21 Jakub Jelinek <jakub@redhat.com>
595
596 PR middle-end/99928
597 * c-omp.c (c_omp_split_clauses): Set OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT
598 on firstprivate clause copy going to target construct, and for
599 target simd set also OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET bit.
600
ea34e2ed
GA		 6012021-05-20 Jonathan Wakely <jwakely@redhat.com>
602
603 * c.opt (Wc++11-extensions, Wc++14-extensions)
604 (Wc++17-extensions, Wc++20-extensions, Wc++23-extensions): New
605 options.
606
6072021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
608
609 * c-lex.c (init_c_lex): Use dwarf_debuginfo_p.
610
6112021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
612
613 * c-opts.c (c_common_post_options): Adjust access to debug_type_names.
614 * c-pch.c (struct c_pch_validity): Use type uint32_t.
615 (pch_init): Renamed member.
616 (c_common_valid_pch): Adjust access to debug_type_names.
617
65f32e5d
GA		 6182021-05-19 Martin Sebor <msebor@redhat.com>
619
620 PR c/100619
621 * c-attribs.c (build_attr_access_from_parms): Handle arbitrarily many
622 bounds.
623
a8daf9a1
GA		 6242021-05-18 Richard Biener <rguenther@suse.de>
625
626 PR c/100547
627 * c-attribs.c (type_valid_for_vector_size): Reject too large nunits.
628 Reword existing nunit diagnostic.
629
a7ffc1ef
GA		 6302021-05-17 Joern Rennecke <joern.rennecke@embecosm.com>
631
632 * c-common.c (braced_list_to_string): Return CTOR unchanged
633 if host and target character sizes don't match.
634
87a7d10c
GA		 6352021-05-14 Martin Liska <mliska@suse.cz>
636
637 * c.opt: Add Warning keyword for 2 options.
638
f9af11c7
GA		 6392021-05-13 Martin Liska <mliska@suse.cz>
640
641 PR middle-end/100504
642 * c-attribs.c (handle_target_clones_attribute): Expect a string
643 argument to target_clone argument.
644
037e3661
GA		 6452021-05-11 Joseph Myers <joseph@codesourcery.com>
646
647 * c-lex.c (interpret_float): Handle digit separators for C2X.
648
aa891c56
GA		 6492021-05-10 Martin Liska <mliska@suse.cz>
650
651 * c-ada-spec.c (print_destructor): Use startswith
652 function instead of strncmp.
653 (dump_ada_declaration): Likewise.
654 * c-common.c (disable_builtin_function): Likewise.
655 (def_builtin_1): Likewise.
656 * c-format.c (check_tokens): Likewise.
657 (check_plain): Likewise.
658 (convert_format_name_to_system_name): Likewise.
659
e4ff4ffb
GA		 6602021-04-28 Patrick McGehearty <patrick.mcgehearty@oracle.com>
661
662 * c-cppbuiltin.c (c_cpp_builtins): Add supporting macros for new
663 complex divide
664
c0fa3f2f
GA		 6652021-04-26 Thomas Schwinge <thomas@codesourcery.com>
666 Nathan Sidwell <nathan@codesourcery.com>
667 Tom de Vries <vries@codesourcery.com>
668 Julian Brown <julian@codesourcery.com>
669 Kwok Cheung Yeung <kcy@codesourcery.com>
670
671 * c.opt (Wopenacc-parallelism): New.
672
6e81e015
GA		 6732021-04-19 Thomas Schwinge <thomas@codesourcery.com>
674
675 * c.opt (fopenacc-kernels=): Remove.
676
019a9220
GA		 6772021-04-08 Jakub Jelinek <jakub@redhat.com>
678
679 * c-warn.c (do_warn_double_promotion): Fix comment typo,
680 occured -> occurred.
681 (check_alignment_of_packed_member): Fix a comment typo,
682 memeber -> member.
683 (warn_parm_ptrarray_mismatch): Fix comment typos, os -> of
684 and onless -> unless.
685 (warn_parm_array_mismatch): Fix comment typos, declaratation
686 -> declaration and woud -> would. Fix up comment indentation.
687
6882021-04-08 Martin Sebor <msebor@redhat.com>
689
690 PR middle-end/99883
691 * c.opt (Wmismatched-new-delete): Correct spelling.
692
b1da9916
GA		 6932021-04-05 Eric Botcazou <ebotcazou@adacore.com>
694
695 * c-ada-spec.c (is_simple_enum): Minor tweaks.
696 (dump_ada_enum_type): Add TYPE and PARENT parameters. For non-simple
697 enumeral types use again the type name for the enumeration constants.
698 (dump_ada_node): Adjust call to dump_ada_enum_type.
699 (dump_nested_type): Likewise.
700
f1607029
GA		 7012021-04-01 Jason Merrill <jason@redhat.com>
702
703 PR c++/98481
704 * c-opts.c (c_common_post_options): Bump latest_abi_version.
705
4493b1c1
GA		 7062021-03-25 Jakub Jelinek <jakub@redhat.com>
707
708 PR c++/99565
709 * c-warn.c (do_warn_duplicated_branches): Pass also
710 OEP_ADDRESS_OF_SAME_FIELD to operand_equal_p.
711
6af7b307
GA		 7122021-03-20 Jakub Jelinek <jakub@redhat.com>
713
714 PR debug/99230
715 * c-gimplify.c (c_genericize_control_stmt): Handle STATEMENT_LIST.
716
ceae9533
GA		 7172021-03-05 Eric Botcazou <ebotcazou@adacore.com>
718
719 * c-ada-spec.c (dump_ada_declaration) <TYPE_DECL>: Dump nested types
720 after entering the separate class package, if any.
721
67f10d28
GA		 7222021-03-04 Richard Biener <rguenther@suse.de>
723
724 * c-pretty-print.c (c_pretty_printer::direct_abstract_declarator):
725 Handle ERROR_MARK.
726
7272021-03-04 Jakub Jelinek <jakub@redhat.com>
728
729 PR c/99325
730 * c-ppoutput.c (print): Change src_line type from int to unsigned.
731 (token_streamer::stream) Likewise.
732 (maybe_print_line_1): Likewise. Don't strcmp src_file if src_loc is
733 UNKNOWN_LOCATION.
734
f3641ac7
GA		 7352021-03-03 Jakub Jelinek <jakub@redhat.com>
736
737 PR c/99324
738 * c-common.c (build_va_arg): Call c_common_mark_addressable_vec
739 instead of mark_addressable. Fix a comment typo -
740 neutrallly -> neutrally.
741
2c83c3fb
GA		 7422021-02-28 Jakub Jelinek <jakub@redhat.com>
743
744 PR c/99304
745 * c-attribs.c (handle_malloc_attribute): Fix a typo in inform
746 message - refernced -> referenced. Remove superfluous space before
747 closing paren of function calls.
748
daa68844
GA		 7492021-02-25 Nathan Sidwell <nathan@acm.org>
750
751 PR c++/99166
752 * c.opt (-flang-info-module-cmi): Renamed option.
753
50352c6c
GA		 7542021-02-19 Nathan Sidwell <nathan@acm.org>
755
756 * c.opt (flang-info-module-read, flang-info-module-read=): New.
757
bf81237e
GA		 7582021-02-18 H.J. Lu <hjl.tools@gmail.com>
759
760 PR target/99113
761 * c-attribs.c (c_common_attribute_table): Add the "retain"
762 attribute.
763 (handle_retain_attribute): New function.
764
0e804ce3
GA		 7652021-02-16 Marek Polacek <polacek@redhat.com>
766
767 PR c++/99062
768 * c-attribs.c (handle_assume_aligned_attribute): Check that the
769 alignment argument is non-negative. Tweak a warning message.
770
fab095da
GA		 7712021-02-12 Martin Sebor <msebor@redhat.com>
772
773 PR c/99055
774 * c-warn.c (warn_parm_array_mismatch): Free strings returned from
775 print_generic_expr_to_str.
776
4b37c3ea
GA		 7772021-02-10 Richard Biener <rguenther@suse.de>
778
779 * c-common.c (parse_optimize_options): Free decoded_options.
780
a19dd5e6
GA		 7812021-02-04 emsr <3dw4rd@verizon.net>
782
783 * c-cppbuiltin.c (c_cpp_builtins): __cpp_size_t_suffix=202011L.
784
9faaa807
GA		 7852021-02-03 Ed Smith-Rowland <3dw4rd@verizon.net>
786
787 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_size_t_suffix.
788 * c-lex.c (interpret_integer): Set node type for size literal.
789
85d04a2e
GA		 7902021-01-28 Jakub Jelinek <jakub@redhat.com>
791
792 * c.opt (-std=c++2a, -std=c++20, -std=gnu++2a, -std=gnu++20): Remove
793 draft from description.
794 (-std=c++2b): Fix a pasto, 2020 -> 2023.
795
e62bb7f0
GA		 7962021-01-26 Paul Fee <paul.f.fee@gmail.com>
797
798 * c-common.h (cxx_dialect): Add cxx23 as a dialect.
799 * c.opt: Add options for -std=c++23, std=c++2b, -std=gnu++23
800 and -std=gnu++2b
801 * c-opts.c (set_std_cxx23): New.
802 (c_common_handle_option): Set options when -std=c++23 is enabled.
803 (c_common_post_options): Adjust comments.
804 (set_std_cxx20): Likewise.
805
161e4c08
GA		 8062021-01-25 Martin Sebor <msebor@redhat.com>
807
808 PR c++/98646
809 * c-common.c (check_nonnull_arg): Adjust warning text.
810
4c9bcd5c
GA		 8112021-01-17 Martin Sebor <msebor@redhat.com>
812
813 * c-pretty-print.c (c_pretty_printer::primary_expression): Don't
814 assume SSA_NAME_IDENTIFIER evaluates to nonzero.
815
59cf67d1
GA		 8162021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
817
818 * c-pragma.h (pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_DETACH.
819 Redefine PRAGMA_OACC_CLAUSE_DETACH.
820
2f7f0d32
GA		 8212021-01-15 Jakub Jelinek <jakub@redhat.com>
822
823 PR tree-optimization/98597
824 * c-pretty-print.c: Include options.h.
825 (c_fold_indirect_ref_for_warn): New function.
826 (print_mem_ref): Use it. If it returns something that has compatible
827 type and is TBAA compatible with zero offset, print it and return,
828 otherwise print it using offsetof syntax or array ref syntax. Fix up
829 printing if MEM_REFs first operand is ADDR_EXPR, or when the first
830 argument has pointer to array type. Print pointers using the standard
831 formatting.
832
6851dda2
GA		 8332021-01-12 Martin Sebor <msebor@redhat.com>
834
835 PR c/98597
836 PR c/98592
837 * c-pretty-print.c (print_mem_ref): Avoid assuming MEM_REF operand
838 has pointer type. Remove redundant code. Avoid calling
839 gimple_canonical_types_compatible_p.
840
7d187e4f
GA		 8412021-01-07 Martin Sebor <msebor@redhat.com>
842
843 PR middle-end/98578
844 * c-pretty-print.c (print_mem_ref): Strip array from access type.
845 Avoid assuming acces type's size is constant. Correct condition
846 guarding the printing of a parenthesis.
847
942ae5be
GA		 8482021-01-06 Martin Sebor <msebor@redhat.com>
849
850 PR c++/95768
851 * c-pretty-print.c (c_pretty_printer::primary_expression): For
852 SSA_NAMEs print VLA names and GIMPLE defining statements.
853 (print_mem_ref): New function.
854 (c_pretty_printer::unary_expression): Call it.
855
8562021-01-06 Richard Biener <rguenther@suse.de>
857
858 PR tree-optimization/95582
859 * c-attribs.c (c_common_attribute_table): Add entry for
860 signed_bool_precision.
861 (handle_signed_bool_precision_attribute): New.
862
8daa719b
GA		 8632020-12-24 Iain Sandoe <iain@sandoe.co.uk>
864
865 * c.opt: Add -stdlib= option and enumerations for
866 libstdc++ and libc++.
867
eefe499f
GA		 8682020-12-16 Martin Liska <mliska@suse.cz>
869
870 * c.opt: Remove usage of Report.
871
d52945ce
GA		 8722020-12-14 Martin Sebor <msebor@redhat.com>
873
874 PR middle-end/98166
875 PR c++/57111
876 PR middle-end/98160
877 * c-attribs.c (maybe_add_noinline): New function.
878 (handle_malloc_attribute): Call it. Use ATTR_FLAG_INTERNAL.
879 Implicitly add attribute noinline to functions not declared inline
880 and warn on those.
881
ca2bd949
GA		 8822020-12-09 Tobias Burnus <tobias@codesourcery.com>
883
884 * c-pragma.c (omp_pragmas): Add 'allocate'.
885 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_ALLOCATE.
886
f6e8e279
GA		 8872020-12-08 Jakub Jelinek <jakub@redhat.com>
888
889 PR c++/98187
890 * c-pragma.c (omp_pragmas): Remove "master".
891 (omp_pragmas_simd): Add "master".
892
bc8a7013
GA		 8932020-12-07 Marek Polacek <polacek@redhat.com>
894
895 PR c++/98126
896 * c-common.c (verify_tree_lim_r): New function.
897 (verify_sequence_points): Use it. Use nullptr instead of 0.
898
b8dd0ef7
GA		 8992020-12-03 Martin Sebor <msebor@redhat.com>
900
901 PR c++/90629
902 PR middle-end/94527
903 * c-attribs.c (handle_dealloc_attribute): New function.
904 (handle_malloc_attribute): Handle argument forms of attribute.
905 * c.opt (-Wmismatched-dealloc): New option.
906 (-Wmismatched-new-delete): New option.
907
9082020-12-03 Jakub Jelinek <jakub@redhat.com>
909
910 PR libstdc++/93121
911 * c-common.h (enum rid): Add RID_BUILTIN_BIT_CAST.
912 * c-common.c (c_common_reswords): Add __builtin_bit_cast.
913
e0f5e792
GA		 9142020-12-01 JeanHeyd Meneide <phdofthehouse@gmail.com>
915
916 * c-cppbuiltin.c (c_cpp_builtins): Add predefined
917 {__GNUC_EXECUTION_CHARSET_NAME} and
918 _WIDE_EXECUTION_CHARSET_NAME} macros.
919
9202020-12-01 Nathan Sidwell <nathan@acm.org>
921
922 * c-common.c (module, import, export): New internal tokens (with
923 trailing space).
924 * c-common.h (RID__MODULE, RID__IMPORT & RID__EXPORT): Enumerate
925 them.
926 (D_CXX_MODULES, D_CXX_MODULES_FLAGS): Enable them.
927 * c-cppbuiltin.c (c_cpp_builtins): Feature macro.
928
9292020-12-01 Nathan Sidwell <nathan@acm.org>
930
931 * c-opts.c (c_common_init_options): Ask for module dependencies.
932 (c_common_handle_option): Handle -Mmodules -Mno-modules.
933 * c-pch.c (c_common_valid_pch): ... does not play with C++
934 modules.
935 * c.opt (Mmodules, Mno-modules): New preprocessor dependency
936 options.
937 (fmodules-ts, fmodule-header, fmodule-implicit-inline)
938 (fmodule-only, fmodule-mapper, fmodule-lazy)
939 (fmodule-version-ignore, Winvalid-imported-macros)
940 (flang-info-include-translate, flang-info-include-translate-not):
941 New options
942
5fbf0ecb
GA		 9432020-11-28 Eric Botcazou <ebotcazou@adacore.com>
944
945 * c-ada-spec.c (dump_nested_type) <RECORD_TYPE>: Remove obsolete code.
946 (dump_ada_structure): Also deal with convention, unchecked union and
947 bit-field for nested types. In the latter case, print an Alignment
948 aspect along with the Pack aspect.
949
360258da
GA		 9502020-11-25 Martin Sebor <msebor@redhat.com>
951
952 PR bootstrap/94982
953 * c-attribs.c (handle_patchable_function_entry_attribute): Avoid
954 -Wformat-diag.
955
1e2c9a27
GA		 9562020-11-24 Martin Sebor <msebor@redhat.com>
957
958 * c-warn.c (warn_parm_array_mismatch): Avoid invalid redeclarations.
959
8e6198d0
GA		 9602020-11-23 Jozef Lawrynowicz <jozef.l@mittosystems.com>
961
962 * c-attribs.c (handle_special_var_sec_attribute): New.
963 (handle_noinit_attribute): Remove.
964 (attr_noinit_exclusions): Rename to...
965 (attr_section_exclusions): ...this, and add "persistent" attribute
966 exclusion.
967 (c_common_attribute_table): Add "persistent" attribute.
968
7a97e2fc
GA		 9692020-11-21 Aaron Sawdey <acsawdey@linux.ibm.com>
970
971 * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
972 Treat opaque types like other types.
973 (c_pretty_printer::direct_abstract_declarator): Opaque types are
974 supported types.
975
82e5048e
GA		 9762020-11-20 Martin Sebor <msebor@redhat.com>
977
978 * c-warn.c (warn_parm_array_mismatch): Bail on invalid redeclarations
979 with fewer arguments.
980
9812020-11-20 Martin Sebor <msebor@redhat.com>
982
983 PR middle-end/97879
984 * c-attribs.c (handle_access_attribute): Handle ATTR_FLAG_INTERNAL.
985 Error out on invalid modes.
986
9872020-11-20 Jakub Jelinek <jakub@redhat.com>
988
989 PR libstdc++/88101
990 * c-common.c (check_builtin_function_arguments): Handle
991 BUILT_IN_CLEAR_PADDING.
992
25bb75f8
GA		 9932020-11-18 Nathan Sidwell <nathan@acm.org>
994
995 * c-lex.c (c_lex_with_flags): CPP_HEADER_NAMEs can now be seen.
996
4dabb037
GA		 9972020-11-17 Nathan Sidwell <nathan@acm.org>
998
999 * c-common.h (enum c_tree_index): Reorder to place lazy fields
1000 after newly-added CTI_MODULE_HWM.
1001
10022020-11-17 Joseph Myers <joseph@codesourcery.com>
1003
1004 * c-cppbuiltin.c (builtin_define_float_constants): Define
1005 "*_IS_IEC_60559__" macros.
1006
10072020-11-17 Nathan Sidwell <nathan@acm.org>
1008
1009 * c-lex.c: #include "langhooks.h".
1010 (cb_undef): Maybe call preprocess_undef lang hook.
1011 * c-opts.c (c_common_post_options): Maybe call preprocess_options
1012 lang hook.
1013 (push_command_line_include): Maybe call preprocess_main_file lang
1014 hook.
1015 (cb_file_change): Likewise.
1016 * c-ppoutput.c: #include "langhooks.h.
1017 (scan_translation_unit): Maybe call preprocess_token lang hook.
1018 (class do_streamer): New, derive from token_streamer.
1019 (directives_only_cb): Data pointer is do_streamer, call
1020 preprocess_token lang hook.
1021 (scan_translation_unit_directives_only): Use do_streamer.
1022 (print_line_1): Move src_line recording to after string output.
1023 (cb_undef): Maybe call preprocess_undef lang hook.
1024
10252020-11-17 Nathan Sidwell <nathan@acm.org>
1026
1027 * c-ppoutput.c (scan_translation_unit): Use token_streamer, remove
1028 code duplicating that functionality.
1029
10302020-11-17 Jakub Jelinek <jakub@redhat.com>
1031
1032 PR c/90628
1033 * c-common.c (check_builtin_function_arguments)
1034 <case BUILT_IN_ADD_OVERFLOW>: Diagnose when last argument is pointer
1035 to _Atomic. For the TYPE_READONLY case, adjust message to be usable
1036 for more builtins and argument positions.
1037
29c5d9ce
GA		 10382020-11-16 Iain Sandoe <iain@sandoe.co.uk>
1039
1040 PR objc/97854
1041 * stub-objc.c: Include c-common.h to declare enum rid.
1042
77f67db2
GA		 10432020-11-13 Jakub Jelinek <jakub@redhat.com>
1044
1045 PR c++/63287
1046 * c-cppbuiltin.c: Include configargs.h.
1047 (c_cpp_builtins): For C++11 and later if THREAD_MODEL_SPEC is not
1048 defined, predefine __STDCPP_THREADS__ to 1 unless thread_model is
1049 "single".
1050
10512020-11-13 Gergö Barany <gergo@codesourcery.com>
1052 Thomas Schwinge <thomas@codesourcery.com>
1053
1054 * c.opt (fopenacc-kernels): Add.
1055
10562020-11-13 Jason Merrill <jason@redhat.com>
1057
1058 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_using_enum.
1059
10602020-11-13 Piotr H. Dabrowski <phd@phd.re>
1061
1062 PR c++/91318
1063 * c-cppbuiltin.c: c_cpp_builtins_optimize_pragma(): use cpp_define_unused()
1064
10652020-11-13 Martin Liska <mliska@suse.cz>
1066
1067 * c-attribs.c (build_attr_access_from_parms): Format properly.
1068
10692020-11-13 Iain Sandoe <iain@sandoe.co.uk>
1070
1071 PR objc/90707
1072 * c-common.c (c_common_reswords): null_unspecified, nullable,
1073 nonnull, null_resettable: New keywords.
1074 * c-common.h (enum rid): RID_NULL_UNSPECIFIED, RID_NULLABLE,
1075 RID_NONNULL, RID_NULL_RESETTABLE: New.
1076 (OBJC_IS_PATTR_KEYWORD): Include nullability keywords in the
1077 ranges accepted for property attributes.
1078 * c-attribs.c (handle_objc_nullability_attribute): New.
1079 * c-objc.h (enum objc_property_attribute_group): Add
1080 OBJC_PROPATTR_GROUP_NULLABLE.
1081 (enum objc_property_attribute_kind):Add
1082 OBJC_PROPERTY_ATTR_NULL_UNSPECIFIED, OBJC_PROPERTY_ATTR_NULLABLE,
1083 OBJC_PROPERTY_ATTR_NONNULL, OBJC_PROPERTY_ATTR_NULL_RESETTABLE.
1084
10852020-11-13 Iain Sandoe <iain@sandoe.co.uk>
1086
1087 PR objc/77404
1088 * c-attribs.c (handle_objc_root_class_attribute): New
1089 * c-objc.h (objc_start_class_interface): Add a location
1090 value for the position of the class name.
1091 * c.opt: Add Wobjc-root-class.
1092 * stub-objc.c (objc_start_class_interface): Add a location
1093 value for the position of the class name.
1094
a5a11525
GA		 10952020-11-12 Joseph Myers <joseph@codesourcery.com>
1096
1097 * c-lex.c (c_common_has_attribute): Take argument std_syntax.
1098 Allow scope for C. Handle standard attributes for C. Do not
1099 accept unscoped attributes if std_syntax and not handled as
1100 standard attributes.
1101 * c-common.h (c_common_has_attribute): Update prototype.
1102
11032020-11-12 Nicholas Guriev <guriev-ns@ya.ru>
1104
1105 PR pch/86674
1106 * c-pch.c (c_common_valid_pch): Use cpp_warning with CPP_W_INVALID_PCH
1107 reason to fix -Werror=invalid-pch and -Wno-error=invalid-pch switches.
1108
0f5f9ed5
GA		 11092020-11-11 Patrick Palka <ppalka@redhat.com>
1110
1111 PR c++/88115
1112 * c-opts.c (c_common_post_options): Update latest_abi_version.
1113
bb622641
GA		 11142020-11-10 Jakub Jelinek <jakub@redhat.com>
1115
1116 PR c/97748
1117 * c-common.h (warn_if_unused_value): Add quiet argument defaulted
1118 to false.
1119 * c-warn.c (warn_if_unused_value): Likewise. Pass it down
1120 recursively and just return true instead of warning if it is true.
1121 Handle COMPLEX_EXPR.
1122
11232020-11-10 Chung-Lin Tang <cltang@codesourcery.com>
1124
1125 * c-common.h (c_omp_adjust_map_clauses): New declaration.
1126 * c-omp.c (struct map_clause): Helper type for c_omp_adjust_map_clauses.
1127 (c_omp_adjust_map_clauses): New function.
1128
2bee28dd
GA		 11292020-11-09 Marek Polacek <polacek@redhat.com>
1130
1131 DR 1914
1132 * c-common.c (attribute_fallthrough_p): Tweak the warning
1133 message.
1134
11352020-11-09 Patrick Palka <ppalka@redhat.com>
1136
1137 * c-pragma.c (handle_pragma_diagnostic): Split the
1138 unknown-option -Wpragmas diagnostic into a warning and a
1139 subsequent note containing a spelling suggestion. Avoid
1140 computing the suggestion if -Wpragmas warnings are being
1141 suppressed.
1142
11432020-11-09 Patrick Palka <ppalka@redhat.com>
1144
1145 PR testsuite/97117
1146 * c-indentation.c (get_visual_column): Remove location_t
1147 parameter. Move the column-tracking diagnostic code from here
1148 to ...
1149 (should_warn_for_misleading_indentation): ... here, before the
1150 early exit for when the loci are not all distinct. Don't pass a
1151 location_t argument to get_visual_column.
1152 (assert_get_visual_column_succeeds): Don't pass a location_t
1153 argument to get_visual_column.
1154 (assert_get_visual_column_fails): Likewise.
1155
fb95de7a
GA		 11562020-11-08 Iain Sandoe <iain@sandoe.co.uk>
1157
1158 * c-common.h (OBJC_IS_PATTR_KEYWORD): Add class to the list
1159 of keywords accepted in @property attribute contexts.
1160 * c-objc.h (enum objc_property_attribute_group): Add
1161 OBJC_PROPATTR_GROUP_CLASS.
1162 (enum objc_property_attribute_kind): Add
1163 OBJC_PROPERTY_ATTR_CLASS.
1164
2da7ee05
GA		 11652020-11-07 Iain Sandoe <iain@sandoe.co.uk>
1166
1167 * c-common.c (c_common_reswords): Add 'atomic' property
1168 attribute.
1169 * c-common.h (enum rid): Add RID_PROPATOMIC for atomic
1170 property attributes.
1171
11722020-11-07 Iain Sandoe <iain@sandoe.co.uk>
1173
1174 * c-attribs.c (handle_nsobject_attribute): New.
1175 * c.opt: Add WNSObject-attribute.
1176
44cab2d8
GA		 11772020-11-06 Iain Sandoe <iain@sandoe.co.uk>
1178
1179 * c-objc.h (enum objc_property_attribute_group): New
1180 (enum objc_property_attribute_kind): New.
1181 (OBJC_PROPATTR_GROUP_MASK): New.
1182 (struct property_attribute_info): Small class encapsulating
1183 parser output from property attributes.
1184 (objc_prop_attr_kind_for_rid): New
1185 (objc_add_property_declaration): Simplify interface.
1186 * stub-objc.c (enum rid): Dummy type.
1187 (objc_add_property_declaration): Simplify interface.
1188 (objc_prop_attr_kind_for_rid): New.
1189
11902020-11-06 Nathan Sidwell <nathan@acm.org>
1191
1192 * c-ada-spec.c (collect_ada_nodes): Rename
1193 DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
1194 (collect_ada_node): Likewise.
1195 (dump_forward_type): Likewise.
1196 * c-common.c (set_underlying_type): Rename
1197 DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
1198 (user_facing_original_type, c_common_finalize_early_debug): Likewise.
1199
12002020-11-06 Jakub Jelinek <jakub@redhat.com>
1201
1202 * c-common.c (verify_sequence_points): Remove DEBUG_FUNCTION.
1203
0cfd9109
GA		 12042020-11-05 Marek Polacek <polacek@redhat.com>
1205
1206 PR c++/97675
1207 * c.opt (Wexceptions): New option.
1208
12092020-11-05 Marek Polacek <polacek@redhat.com>
1210
1211 PR c++/25814
1212 * c.opt (Wvexing-parse): New option.
1213
35c125cb
GA		 12142020-11-04 Jakub Jelinek <jakub@redhat.com>
1215
1216 PR c++/97670
1217 * c-omp.c (c_omp_split_clauses): Look through array reductions to find
1218 underlying decl to clear in the allocate_head bitmap.
1219
12202020-11-04 Iain Sandoe <iain@sandoe.co.uk>
1221
1222 * c-objc.h (objc_non_constant_expr_p): New.
1223 * stub-objc.c (objc_non_constant_expr_p): New.
1224
fd2325ea
GA		 12252020-11-03 Nathan Sidwell <nathan@acm.org>
1226
1227 * c.opt (MQ,MT): Reword description to be make-agnostic.
1228
88ce3d5f
GA		 12292020-11-02 Nathan Sidwell <nathan@acm.org>
1230
1231 * c-opts.c (c_common_post_options): Move var decl to its
1232 initialization point.
1233
12342020-11-01 Iain Sandoe <iain@sandoe.co.uk>
1235
1236 * c-lex.c (c_lex_with_flags): When combining '@' with a
1237 keyword for Objective-C, combine the location ranges too.
1238
12392020-10-30 Qing Zhao <qing.zhao@oracle.com>
1240 H.J.Lu <hjl.tools@gmail.com>
1241
1242 * c-attribs.c (c_common_attribute_table): Add new attribute
1243 zero_call_used_regs.
1244 (handle_zero_call_used_regs_attribute): New function.
1245
e93aae4a
GA		 12462020-10-28 Marek Polacek <polacek@redhat.com>
1247
1248 PR c++/97573
1249 * c-opts.c (c_common_post_options): In C++20, turn on
1250 -Wdeprecated-enum-enum-conversion and
1251 -Wdeprecated-enum-float-conversion.
1252 * c.opt (Wdeprecated-enum-enum-conversion,
1253 Wdeprecated-enum-float-conversion): New options.
1254 (Wenum-conversion): Allow for C++ too.
1255
12562020-10-28 Jakub Jelinek <jakub@redhat.com>
1257
1258 * c-pragma.h (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALLOCATE.
1259 * c-omp.c: Include bitmap.h.
1260 (c_omp_split_clauses): Handle OMP_CLAUSE_ALLOCATE.
1261
f19e7c8d
GA		 12622020-10-26 Ville Voutilainen <ville.voutilainen@gmail.com>
1263
1264 * c-common.c (__is_nothrow_assignable): New.
1265 (__is_nothrow_constructible): Likewise.
1266 * c-common.h (RID_IS_NOTHROW_ASSIGNABLE): New.
1267 (RID_IS_NOTHROW_CONSTRUCTIBLE): Likewise.
1268
efe71fcc
GA		 12692020-10-23 Jan Hubicka <hubicka@ucw.cz>
1270
1271 * c-common.c (c_common_finalize_early_debug): Update for new thunk api.
1272
12732020-10-23 Marek Polacek <polacek@redhat.com>
1274
1275 PR c++/91741
1276 * c-common.c (verify_tree): Handle PAREN_SIZEOF_EXPR.
1277 (c_common_init_ts): Likewise.
1278 * c-common.def (PAREN_SIZEOF_EXPR): New tree code.
1279 * c-common.h (maybe_warn_sizeof_array_div): Declare.
1280 * c-warn.c (sizeof_pointer_memaccess_warning): Unwrap NOP_EXPRs.
1281 (maybe_warn_sizeof_array_div): New function.
1282 * c.opt (Wsizeof-array-div): New option.
1283
12842020-10-23 Martin Sebor <msebor@redhat.com>
1285
1286 PR c/97463
1287 * c-warn.c (warn_parm_ptrarray_mismatch): Move null test earlier.
1288
56ddd5e2
GA		 12892020-10-22 Martin Liska <mliska@suse.cz>
1290
1291 PR c/94722
1292 * c-attribs.c (handle_no_stack_protect_function_attribute): New.
1293 (handle_stack_protect_attribute): Add error message for a
1294 no_stack_protector function.
1295
12962020-10-22 Martin Liska <mliska@suse.cz>
1297
1298 * c-cppbuiltin.c (c_cpp_builtins): Use the stack_protector enum.
1299
13002020-10-22 Jan Hubicka <hubicka@ucw.cz>
1301
1302 * c-gimplify.c: Include tree-nested.h
1303 (c_genericize): Update for new nested function info.
1304
b2698c21
GA		 13052020-10-14 Martin Sebor <msebor@redhat.com>
1306
1307 PR c/97413
1308 * c-attribs.c (build_attr_access_from_parms): Wrap chain of VLA
1309 bounds in an extra list.
1310
7e9282ae
GA		 13112020-10-05 Richard Biener <rguenther@suse.de>
1312 Jakub Jelinek <jakub@redhat.com>
1313
1314 PR c++/97197
1315 * c-pretty-print.c: Include langhooks.h.
1316 (c_pretty_printer::postfix_expression): Handle TARGET_MEM_REF as
1317 expression.
1318 (c_pretty_printer::expression): Handle TARGET_MEM_REF as
1319 unary_expression.
1320 (c_pretty_printer::unary_expression): Handle TARGET_MEM_REF.
1321
660bfe61
GA		 13222020-09-30 Martin Sebor <msebor@redhat.com>
1323
1324 PR middle-end/97189
1325 * c-attribs.c (append_access_attr): Use the function declaration
1326 location for a warning about an attribute access argument.
1327
93bca37c
GA		 13282020-09-29 Marek Polacek <polacek@redhat.com>
1329
1330 PR c++/94695
1331 * c.opt (Wrange-loop-construct): New option.
1332
82b77dee
GA		 13332020-09-23 Martin Sebor <msebor@redhat.com>
1334
1335 PR c/97131
1336 * c-warn.c (warn_parm_ptrarray_mismatch): Handle more invalid input.
1337
13382020-09-23 Marek Polacek <polacek@redhat.com>
1339
1340 PR c/97125
1341 * c-gimplify.c (c_genericize): Only call do_warn_duplicated_branches_r
1342 after loops and other structured control constructs have been lowered.
1343
521d2711
GA		 13442020-09-22 Jakub Jelinek <jakub@redhat.com>
1345
1346 * c.opt (Wbuiltin-declaration-mismatch): Fix typo in variable name:
1347 warn_builtin_declaraion_mismatch -> warn_builtin_declaration_mismatch.
1348
44135373
GA		 13492020-09-21 Marek Polacek <polacek@redhat.com>
1350
1351 * c.opt (Wctad-maybe-unsupported): New option.
1352
2fe5b7d1
GA		 13532020-09-19 Martin Sebor <msebor@redhat.com>
1354
1355 PR c/50584
1356 * c-common.h (warn_parm_array_mismatch): Declare new function.
1357 (has_attribute): Move declaration of an existing function.
1358 (build_attr_access_from_parms): Declare new function.
1359 * c-warn.c (parm_array_as_string): Define new function.
1360 (plus_one): Define new function.
1361 (warn_parm_ptrarray_mismatch): Define new function.
1362 (warn_parm_array_mismatch): Define new function.
1363 (vla_bound_parm_decl): New function.
1364 * c.opt (-Warray-parameter, -Wvla-parameter): New options.
1365 * c-pretty-print.c (pp_c_type_qualifier_list): Don't print array type
1366 qualifiers here...
1367 (c_pretty_printer::direct_abstract_declarator): ...but instead print
1368 them in brackets here. Also print [static]. Strip extraneous
1369 expressions from VLA bounds.
1370
13712020-09-19 Martin Sebor <msebor@redhat.com>
1372
1373 PR c/50584
1374 * c-attribs.c (c_common_attribute_table): Add "arg spec" attribute.
1375 (handle_argspec_attribute): New function.
1376 (get_argument, get_argument_type): New functions.
1377 (append_access_attrs): Add overload. Handle internal attribute
1378 representation in addition to external.
1379 (handle_access_attribute): Handle internal attribute representation
1380 in addition to external.
1381 (build_attr_access_from_parms): New function.
1382
13832020-09-19 Sandra Loosemore <sandra@codesourcery.com>
1384
1385 * c-gimplify.c (genericize_c_loop): Rewrite to match
1386 c_finish_loop in c-typeck.c.
1387
13882020-09-19 Sandra Loosemore <sandra@codesourcery.com>
1389
1390 * c-common.c (c_block_may_fallthrough): New, split from
1391 cxx_block_may_fallthrough in the cp front end.
1392 (c_common_init_ts): Move handling of loop and switch-related
1393 statements here from the cp front end.
1394 * c-common.def (FOR_STMT, WHILE_STMT, DO_STMT): Move here from
1395 cp front end.
1396 (BREAK_STMT, CONTINUE_STMT, SWITCH_STMT): Likewise.
1397 * c-common.h (c_block_may_fallthru): Declare.
1398 (bc_state_t): Move here from cp front end.
1399 (save_bc_state, restore_bc_state): Declare.
1400 (c_genericize_control_stmt): Declare.
1401 (WHILE_COND, WHILE_BODY): Likewise.
1402 (DO_COND, DO_BODY): Likewise.
1403 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY, FOR_SCOPE): Likewise.
1404 (SWITCH_STMT_COND, SWITCH_STMT_BODY): Likewise.
1405 (SWITCH_STMT_TYPE, SWITCH_STMT_SCOPE): Likewise.
1406 (SWITCH_STMT_ALL_CASES_P, SWITCH_STMT_NO_BREAK_P): Likewise.
1407 (LABEL_DECL_BREAK, LABEL_DECL_CONTINUE): Likewise.
1408 * c-dump.c (dump_stmt): Copy from cp front end.
1409 (c_dump_tree): Move code to handle structured loop and switch
1410 tree nodes here from cp front end.
1411 * c-gimplify.c: Adjust includes.
1412 (enum bc_t, bc_label, begin_bc_block, finish_bc_block): Move from
1413 cp front end.
1414 (save_bc_state, restore_bc_state): New functions using old code
1415 from cp front end.
1416 (get_bc_label, expr_loc_or_loc): Move from cp front end.
1417 (genericize_c_loop): Move from cp front end.
1418 (genericize_for_stmt, genericize_while_stmt): Likewise.
1419 (genericize_do_stmt, genericize_switch_stmt): Likewise.
1420 (genericize_continue_stmt, genericize_break_stmt): Likewise.
1421 (genericize_omp_for_stmt): Likewise.
1422 (c_genericize_control_stmt): New function using code split from
1423 cp front end.
1424 (c_genericize_control_r): New.
1425 (c_genericize): Call walk_tree with c_genericize_control_r.
1426 * c-pretty-print.c (c_pretty_printer::statement): Move code to handle
1427 structured loop and switch tree nodes here from cp front end.
1428
2aad20c0
GA		 14292020-09-17 Patrick Palka <ppalka@redhat.com>
1430
1431 PR c/80076
1432 * c-indentation.c (should_warn_for_misleading_indentation): Move
1433 declarations of local variables closer to their first use.
1434 Handle virtual token locations by resolving them to their
1435 respective macro expansion points. If all three tokens are
1436 produced from the same macro expansion, then instead use their
1437 loci within the macro definition.
1438
ecde1b0a
GA		 14392020-09-16 Martin Sebor <msebor@redhat.com>
1440
1441 PR c/78666
1442 PR c/96126
1443 * c-attribs.c (validate_attr_args): New function.
1444 (validate_attr_arg): Same.
1445 (handle_section_attribute): Call it. Introduce a local variable.
1446 (handle_alloc_size_attribute): Same.
1447 (handle_alloc_align_attribute): Same.
1448
50a71cd0
GA		 14492020-09-14 Jakub Jelinek <jakub@redhat.com>
1450
1451 * c-attribs.c (handle_optimize_attribute): Adjust
1452 cl_optimization_save, cl_optimization_restore and
1453 build_optimization_node callers.
1454 * c-pragma.c (handle_pragma_optimize): Adjust
1455 build_optimization_node caller.
1456 (handle_pragma_push_options): Adjust
1457 build_optimization_node and build_target_option_node callers.
1458 (handle_pragma_pop_options, handle_pragma_reset_options):
1459 Adjust cl_optimization_restore callers.
1460
8f7ea26a
GA		 14612020-08-28 Martin Sebor <msebor@redhat.com>
1462
1463 * c.opt (Wstringop-overread): New option.
1464
a6493809
GA		 14652020-08-11 Jakub Jelinek <jakub@redhat.com>
1466
1467 PR c/96545
1468 * c-common.c (get_atomic_generic_size): Require that first argument's
1469 type points to a complete type and use tree_fits_uhwi_p instead of
1470 just INTEGER_CST TREE_CODE check for the TYPE_SIZE_UNIT.
1471
48cc2e46
GA		 14722020-07-31 Martin Sebor <msebor@redhat.com>
1473
1474 PR c++/96003
1475 * c-common.c (check_function_arguments_recurse): Return early when
1476 no-warning bit is set.
1477
14782020-07-31 Richard Biener <rguenther@suse.de>
1479
1480 PR debug/96383
1481 * c-common.h (c_common_finalize_early_debug): Declare.
1482 * c-common.c: Include debug.h.
1483 (c_common_finalize_early_debug): finalize_early_debug langhook
1484 implementation generating debug for extern declarations.
1485
e71dab87
GA		 14862020-07-27 Nathan Sidwell <nathan@acm.org>
1487
1488 * c-common.c (try_to_locate_new_include_insertion_point): Use
1489 strcmp, not pointer equality.
1490
ae2e0bc1
GA		 14912020-07-25 Martin Sebor <msebor@redhat.com>
1492
1493 PR c++/96310
1494 * c-common.c (check_nonnull_arg): Print note only when warning was
1495 issued.
1496
3ea9abca
GA		 14972020-07-22 Tobias Burnus <tobias@codesourcery.com>
1498
1499 * c-omp.c (c_finish_omp_critical): Check for no name but
1500 nonzero hint provided.
1501
0933f508
GA		 15022020-07-20 Jason Merrill <jason@redhat.com>
1503
1504 * c-cppbuiltin.c (c_cpp_builtins): Update
1505 __cpp_nontype_template_args for C++20.
1506
15072020-07-20 Martin Sebor <msebor@redhat.com>
1508
1509 PR c/96249
1510 * c.opt: Remove stray text.
1511
8ca07a30
GA		 15122020-07-14 Lewis Hyatt <lhyatt@gmail.com>
1513
1514 PR other/86904
1515 * c-indentation.c (should_warn_for_misleading_indentation): Get
1516 global tabstop from the new source.
1517 * c-opts.c (c_common_handle_option): Remove handling of -ftabstop, which
1518 is now a common option.
1519 * c.opt: Likewise.
1520
a82c4c4c 15212020-07-08 Eric Botcazou <ebotcazou@adacore.com>
50873cc5
GA		 1522
1523 * c.opt (Wscalar-storage-order): Add explicit variable.
1524
f60ee68d
GA		 15252020-07-07 Nathan Sidwell <nathan@acm.org>
1526
1527 * c-opts.c (c_common_post_options): Add 'injecting' arg to
1528 cpp_read_main_file.
1529 (c_finish_options): Add linemap_line_start calls for builtin and cmd
1530 maps. Force token position to line_table's highest line.
1531 * c-ppoutput.c (print_line_1): Refactor, print line zero.
1532 (cb_define): Always increment source line.
1533
4077d74c
GA		 15342020-07-06 Martin Sebor <msebor@redhat.com>
1535
1536 PR c++/95984
1537 * c-common.c (check_function_nonnull): Avoid checking syntesized calls
1538 to stub lambda objects with null this pointer.
1539 (check_nonnull_arg): Handle C++ nullptr.
1540
b5f24739
GA		 15412020-07-02 Jason Merrill <jason@redhat.com>
1542 Jakub Jelinek <jakub@redhat.com>
1543
1544 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_consteval.
1545
46fbb6c6
GA		 15462020-06-30 Jakub Jelinek <jakub@redhat.com>
1547
1548 PR c++/95963
1549 * c-common.c (check_function_arguments_recurse): Don't crash on
1550 calls to internal functions.
1551
69273534
GA		 15522020-06-28 Martin Sebor <msebor@redhat.com>
1553
1554 PR c++/86568
1555 * c-common.c (struct nonnull_arg_ctx): Add members.
1556 (check_function_nonnull): Use nonnull_arg_ctx as argument. Handle
1557 C++ member functions specially. Consider the this pointer implicitly
1558 nonnull.
1559 (check_nonnull_arg): Use location of argument when available.
1560 (check_function_arguments): Use nonnull_arg_ctx as argument.
1561
9a33c41f
GA		 15622020-06-27 Jakub Jelinek <jakub@redhat.com>
1563
1564 PR middle-end/95903
1565 * c-common.c (pointer_int_sum): Use TYPE_OVERFLOW_UNDEFINED instead of
1566 !TYPE_UNSIGNED check to see if we can apply distributive law and handle
1567 smaller precision intop operands separately.
1568
c9c05f73
GA		 15692020-06-26 Marek Polacek <polacek@redhat.com>
1570
1571 * c-opts.c (c_common_init_options): Default to gnu++17.
1572
aff95ee7
GA		 15732020-06-17 Jonathan Wakely <jwakely@redhat.com>
1574
bd0a89dc 1575 PR c/95378
aff95ee7
GA		 1576 * c-common.c (get_atomic_generic_size): Check cv-qualifiers in
1577 pointer arguments.
1578
56638b9b
GA		 15792020-06-16 Jakub Jelinek <jakub@redhat.com>
1580
1581 * c-common.h (c_omp_check_loop_iv_exprs): Add an int argument.
1582 * c-omp.c (struct c_omp_check_loop_iv_data): Add maybe_nonrect and
1583 idx members.
1584 (c_omp_is_loop_iterator): New function.
1585 (c_omp_check_loop_iv_r): Use it. Add support for silent scanning
1586 if outer loop iterator is present. Perform duplicate checking through
1587 hash_set in the function rather than expecting caller to do that.
1588 Pass NULL instead of d->ppset to walk_tree_1.
1589 (c_omp_check_nonrect_loop_iv): New function.
1590 (c_omp_check_loop_iv): Use it. Fill in new members, allow
1591 non-rectangular loop forms, diagnose multiple associated loops with
1592 the same iterator. Pass NULL instead of &pset to walk_tree_1.
1593 (c_omp_check_loop_iv_exprs): Likewise.
1594
ec6ffbb9
GA		 15952020-06-10 Martin Liska <mliska@suse.cz>
1596
1597 PR tree-optimization/92860
1598 * c-attribs.c (handle_optimize_attribute):
1599 Save global options and compare it after parsing of function
1600 attribute.
1601 * c-pragma.c (opt_stack::saved_global_options): New field.
1602 (handle_pragma_push_options): Save global_options.
1603 (handle_pragma_pop_options): Compare them after pop.
1604
b952c2cf
GA		 16052020-06-09 Jakub Jelinek <jakub@redhat.com>
1606
1607 PR c/95580
1608 * c-pretty-print.c (c_pretty_printer::unary_expression): Handle the
1609 case when MEM_REF's first argument has type pointer to incomplete type.
1610
1a59f3db
GA		 16112020-06-05 Jason Merrill <jason@redhat.com>
1612
1613 * c-pretty-print.c (pp_c_additive_expression): Handle negative
1614 operand to POINTER_PLUS_EXPR.
1615
3add3425
GA		 16162020-06-04 Martin Sebor <msebor@redhat.com>
1617
1618 PR middle-end/10138
1619 PR middle-end/95136
1620 * c-attribs.c (append_access_attrs): Handle attr_access::none.
1621 (handle_access_attribute): Same.
1622
9a5b7438
GA		 16232020-06-03 Mark Wielaard <mark@klomp.org>
1624
1625 * known-headers.cc (get_cp_stdlib_header_for_string_macro_name):
1626 New function.
1627 * known-headers.h (get_cp_stdlib_header_for_string_macro_name):
1628 New function declaration.
1629
16302020-06-03 Mark Wielaard <mark@klomp.org>
1631
1632 * known-headers.cc (get_string_macro_hint): New function.
1633 (get_stdlib_header_for_name): Use get_string_macro_hint.
1634 (get_c_stdlib_header_for_string_macro_name): New function.
1635 * known-headers.h (get_c_stdlib_header_for_string_macro_name):
1636 New function declaration.
1637
16382020-06-03 Tobias Burnus <tobias@codesourcery.com>
1639
1640 * c-common.h (c_omp_predetermined_mapping): Declare.
1641 * c-omp.c (c_omp_predetermined_mapping): New.
1642
af114c38
MW		 16432020-05-22 Mark Wielaard <mark@klomp.org>
1644
1645 * known-headers.cc (get_stdlib_header_for_name): Add a new
1646 stdlib_hint array for stdbool and stdint.
1647
45c50b6a
MW		 16482020-05-22 Mark Wielaard <mark@klomp.org>
1649
1650 * known-headers.cc (get_stdlib_header_for_name): Return
1651 "<stdbool.h>" for "bool", "true" or "false" when STDLIB_C and
1652 flag_isoc99.
1653
c22027a0
NS		 16542020-05-20 Nathan Sidwell <nathan@acm.org>
1655
38a4db21
NS		 1656 * c-common.c (try_to_locate_new_include_insertion_point): Revert change.
1657
c22027a0
NS		 1658 * c-common.c (try_to_locate_new_include_insertion_point): Use
1659 strcmp to compare filenames.
1660 * c-lex.c (init_c_lex): Move declaration to initialization.
1661 * c-opts.c (handle_deferred_opts): Move cpp_get_deps call into
1662 deferred count loop.
1663
29f0e90d
JM		 16642020-05-15 Jason Merrill <jason@redhat.com>
1665
1666 * c-opts.c (set_std_cxx20): Set flag_coroutines.
1667
b04445d4
JM		 16682020-05-13 Jason Merrill <jason@redhat.com>
1669
1670 * c.opt (std=c++20): Make c++2a the alias.
1671 (std=gnu++20): Likewise.
1672 * c-common.h (cxx_dialect): Change cxx2a to cxx20.
1673 * c-opts.c: Adjust.
1674 * c-cppbuiltin.c: Adjust.
1675 * c-ubsan.c: Adjust.
1676 * c-warn.c: Adjust.
1677
11dd3be5
EB		 16782020-05-12 Eric Botcazou <ebotcazou@adacore.com>
1679
1680 * c-ada-spec.c (dump_ads): Output pragma Warnings ("U"); on entry.
1681
b224c376
NS		 16822020-05-08 Nathan Sidwell <nathan@acm.org>
1683
1684 Reimplement directives only processing.
1685 * c-ppoutput.c (token_streamer): Ne.
1686 (directives_only_cb): New. Swallow ...
1687 (print_lines_directives_only): ... this.
1688 (scan_translation_unit_directives_only): Reimplment using the
1689 published interface.
1690
f1d94677
MP		 16912020-05-07 Marek Polacek <polacek@redhat.com>
1692
1693 * c-format.c (badwords): Add "nonstatic".
1694
9b95bb52
JJ		 1695202-05-07 Jakub Jelinek <jakub@redhat.com>
1696
1697 PR c/94968
1698 * c-common.c (speculation_safe_value_resolve_params): Return false if
1699 error_operand_p (val2).
1700 (resolve_overloaded_builtin) <case BUILT_IN_SPECULATION_SAFE_VALUE_N>:
1701 Remove extraneous semicolon.
1702
530b4409 17032020-05-06 qing zhao <qing.zhao@oracle.com>
1704
1705 PR c/94230
1706 * c-indentation.c (get_visual_column): Add a hint to use the new
1707 -flarge-source-files option.
1708
b776bdca
SSF		 17092020-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
1710
1711 * c-attribs.c (handle_vector_size_attribute): Add attribute
1712 nonnull for argument args in order to silence warning of
1713 uninitialized variable usage. Since this is local to the
1714 compilation unit and thus cannot be checked at call sides by the
1715 compiler, added an assert statement in order to verify this.
1716
6607bdd9
L		 17172020-05-01 H.J. Lu <hongjiu.lu@intel.com>
1718
1719 PR target/93492
1720 * c-attribs.c (handle_patchable_function_entry_attribute): Limit
1721 value to USHRT_MAX (65535).
1722
691eeb65
JJ		 17232020-04-29 Jakub Jelinek <jakub@redhat.com>
1724
1725 * c-format.c (PP_FORMAT_CHAR_TABLE): Add %{ and %}.
1726
26d76be7
JJ		 17272020-04-27 Jakub Jelinek <jakub@redhat.com>
1728
1729 PR c/94755
1730 * c-common.c (resolve_overloaded_builtin): Return error_mark_node for
1731 fncode == BUILT_IN_NONE before initialization of first_param.
1732
7291b2ed
MP		 17332020-04-23 Marek Polacek <polacek@redhat.com>
1734
1735 PR c++/94733
1736 * c-attribs.c (find_tm_attribute): Use get_attribute_name instead of
1737 TREE_PURPOSE.
1738
58a29af8
PP		 17392020-04-14 Patrick Palka <ppalka@redhat.com>
1740
1741 PR c++/85278
1742 * c-pretty-print.c (pp_c_pointer) <case REFERENCE_TYPE>: Print a double
1743 ampersand if it's an rvalue reference type.
1744
09f04139
MS		 17452020-04-13 Martin Sebor <msebor@redhat.com>
1746
1747 PR c/92326
1748 * c-pretty-print.c (c_pretty_printer::direct_abstract_declarator): Avoid
1749 printing array bound for flexible array members.
1750
ee26baf4
IS		 17512020-04-13 Iain Sandoe <iain@sandoe.co.uk>
1752
1753 * c-cppbuiltin.c (c_cpp_builtins): Update coroutines builtin
1754 define, per n4861.
1755
75efe9cb
RB		 17562020-04-02 Richard Biener <rguenther@suse.de>
1757
1758 PR c/94392
1759 * c-opts.c (c_common_post_options): Enable -ffinite-loops
1760 for -O2 and C++11 or newer.
1761
75defde9
PP		 17622020-03-28 Patrick Palka <ppalka@redhat.com>
1763
1764 * c.opt: Add -fconcepts-diagnostics-depth.
1765
52f24a9e
MS		 17662020-03-27 Martin Sebor <msebor@redhat.com>
1767
1768 PR c++/94346
1769 * c-attribs.c (handle_copy_attribute): Avoid passing expressions
1770 to decl_attributes. Make handling of different kinds of entities
1771 more robust.
1772
ccacf77b
MS		 17732020-03-27 Martin Sebor <msebor@redhat.com>
1774
1775 PR c++/94098
1776 * c-attribs.c (handle_access_attribute): Avoid setting TYPE_ATTRIBUTES
1777 here.
1778
ca6c7225
JJ		 17792020-03-23 Jakub Jelinek <jakub@redhat.com>
1780
1781 PR c++/91993
1782 * c-warn.c (warnings_for_convert_and_check): For expr and/or
1783 result being COMPOUND_EXPRs, skip to ultimate rhs.
1784
1aa22b19
RS		 17852020-03-20 Richard Sandiford <richard.sandiford@arm.com>
1786
1787 PR middle-end/94072
1788 * c-common.c (c_common_type_for_mode): Before using a registered
1789 built-in type, check that the vectorness of the type matches
1790 the vectorness of the mode.
1791
700d4cb0
JJ		 17922020-03-17 Jakub Jelinek <jakub@redhat.com>
1793
1794 * c-common.c (resolve_overloaded_builtin): Fix up duplicated word
1795 issue in a diagnostic message.
1796
b408e010
LH		 17972020-03-15 Lewis Hyatt <lhyatt@gmail.com>
1798
1799 * c.opt: Avoid redundancy in the help text.
1800
e78e50d5
MP		 18012020-03-02 Marek Polacek <polacek@redhat.com>
1802
1803 PR c++/93958 - add missing -std=gnu++20.
1804 * c.opt: Add -std=gnu++20.
1805
649e1741
MS		 18062020-03-01 Martin Sebor <msebor@redhat.com>
1807
1808 PR c++/92721
1809 * c-attribs.c (append_access_attrs): Correctly handle attribute.
1810 (handle_access_attribute): Same.
1811
7b60f3ba
JJ		 18122020-02-25 Jakub Jelinek <jakub@redhat.com>
1813
1814 PR c/93858
1815 * c-pragma.c (handle_pragma_diagnostic): Add missing ? after
1816 "did you mean" hint in diagnostics.
1817
fb260504
JM		 18182020-02-15 Jason Merrill <jason@redhat.com>
1819
1820 * c.opt: Add -std=c++20.
1821
1d757b09
EB		 18222020-02-14 Eric Botcazou <ebotcazou@adacore.com>
1823
1824 * c-ada-spec.c: Include bitmap.h.
1825 (dump_ada_double_name): Rename into...
1826 (dump_anonymous_type_name): ...this. Always use the TYPE_UID.
1827 (dump_ada_array_type): Adjust to above renaming. Robustify.
1828 (dump_nested_types_1): New function copied from... Add dumped_types
1829 parameter and pass it down to dump_nested_type.
1830 (dump_nested_types): ...this. Remove parent parameter. Just call
1831 dump_nested_types_1 on an automatic bitmap.
1832 (dump_nested_type): Add dumped_types parameter.
1833 <ARRAY_TYPE>: Do not dump it if already present in dumped_types.
1834 Adjust recursive calls and adjust to above renaming.
1835 (dump_ada_declaration): Adjust call to dump_nested_types.
1836 Tidy up and adjust to above renaming.
1837 (dump_ada_specs): Initialize and release bitmap obstack.
1838
0cc575e4
MS		 18392020-02-10 Martin Sebor <msebor@redhat.com>
1840
1841 PR c/93640
1842 * c-attribs.c (handle_access_attribute): Correct off-by-one mistakes.
1843
a59aa302
JJ		 18442020-02-10 Jakub Jelinek <jakub@redhat.com>
1845
1846 PR other/93641
1847 * c-format.c (check_plain): Fix up last argument of strncasecmp.
1848 Remove useless extra test.
1849
e464fc90
TB		 18502020-02-03 Julian Brown <julian@codesourcery.com>
1851 Tobias Burnus <tobias@codesourcery.com>
1852
1853 * c-cppbuiltin.c (c_cpp_builtins): Update _OPENACC define to 201711.
1854
e3b6c052
JM		 18552020-01-29 Jason Merrill <jason@redhat.com>
1856
1857 PR c++/89357
1858 * c-attribs.c (check_cxx_fundamental_alignment_constraints): Remove.
1859
6d00f052
JM		 18602020-01-23 Jason Merrill <jason@redhat.com>
1861
1862 * c-warn.c (conversion_warning): Change -Wsign-conversion handling.
1863
8a990ffa
MS		 18642020-01-23 Martin Sebor <msebor@redhat.com>
1865
1866 PR c/84919
1867 * c-common.c (check_function_arguments): Avoid overlap checking
1868 of sprintf functions.
1869
55b7df8b
JM		 18702020-01-22 Jason Merrill <jason@redhat.com>
1871
1872 PR testsuite/93391 - PR 40752 test fails with unsigned plain char.
1873 PR c++/40752
1874 * c-warn.c (conversion_warning): Check operands only after checking
1875 the whole expression. Don't check second operand of + for sign.
1876
c77074d0
JM		 18772020-01-21 Jason Merrill <jason@redhat.com>
1878 Manuel López-Ibáñez <manu@gcc.gnu.org>
1879
1880 PR c++/40752 - useless -Wconversion with short +=.
1881 * c.opt (-Warith-conversion): New.
1882 * c-warn.c (conversion_warning): Recurse for operands of
1883 operators. Only warn about the whole expression with
1884 -Warith-conversion.
1885
731dbfc3
JM		 18862020-01-21 Jason Merrill <jason@redhat.com>
1887
1888 * c-common.c (unsafe_conversion_p): Don't warn, return UNSAFE_SIGN.
1889 * c-warn.c (conversion_warning): Warn about UNSAFE_SIGN.
1890
ad1a3914
NS		 18912020-01-20 Nathan Sidwell <nathan@acm.org>
1892
1893 PR preprocessor/80005
1894 * c-cppbuiltins.c (c_cpp_builtins): Don't define __has_include{,_next}.
1895
49789fd0
IS		 18962020-01-18 Iain Sandoe <iain@sandoe.co.uk>
1897
1898 * c-common.c (co_await, co_yield, co_return): New.
1899 * c-common.h (RID_CO_AWAIT, RID_CO_YIELD,
1900 RID_CO_RETURN): New enumeration values.
1901 (D_CXX_COROUTINES): Bit to identify coroutines are active.
1902 (D_CXX_COROUTINES_FLAGS): Guard for coroutine keywords.
1903 * c-cppbuiltin.c (__cpp_coroutines): New cpp define.
1904 * c.opt (fcoroutines): New command-line switch.
1905
4bc1899b
DM		 19062020-01-10 David Malcolm <dmalcolm@redhat.com>
1907
1908 * c-format.c (local_event_ptr_node): New.
1909 (PP_FORMAT_CHAR_TABLE): Add entry for "%@".
1910 (init_dynamic_diag_info): Initialize local_event_ptr_node.
1911 * c-format.h (T_EVENT_PTR): New define.
1912
f25e33fa
MS		 19132020-01-10 Martin Sebor <msebor@redhat.com>
1914
1915 PR c/93132
1916 * c-attribs.c (append_access_attrs): Validate against the translated
1917 access string rather than the human-readable representation.
1918
8d9254fc
JJ		 19192020-01-01 Jakub Jelinek <jakub@redhat.com>
1920
1921 Update copyright years.
1922
39292e25
EB		 19232019-12-20 Eric Botcazou <ebotcazou@adacore.com>
1924
1925 * c-ada-spec.h (decl_sloc): Delete.
1926 * c-ada-spec.c (decl_sloc): Make static.
1927
519d7496
JB		 19282019-12-19 Julian Brown <julian@codesourcery.com>
1929
1930 * c-common.h (c_omp_map_clause_name): Add prototype.
1931 * c-omp.c (c_omp_map_clause_name): New function.
1932 * c-pragma.h (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ATTACH and
1933 PRAGMA_OACC_CLAUSE_DETACH.
1934
a6163563
JB		 19352019-12-19 Julian Brown <julian@codesourcery.com>
1936 Maciej W. Rozycki <macro@codesourcery.com>
1937 Tobias Burnus <tobias@codesourcery.com>
1938 Thomas Schwinge <thomas@codesourcery.com>
1939
1940 * c-pragma.h (pragma_omp_clause): Add
1941 PRAGMA_OACC_CLAUSE_NO_CREATE.
1942
e8f1ade2
MS		 19432019-12-17 Martin Sebor <msebor@redhat.com>
1944
1945 PR c++/61339
1946 * c.opt (-Wmismatched-tags, -Wredundant-tags): New options.
1947
368877a1
DM		 19482019-12-11 David Malcolm <dmalcolm@redhat.com>
1949
1950 * c-pretty-print.c (c_pretty_printer::clone): New vfunc
1951 implementation.
1952 * c-pretty-print.h (c_pretty_printer::clone): New vfunc decl.
1953
d68f5d45
DM		 19542019-12-09 David Malcolm <dmalcolm@redhat.com>
1955
1956 * c-format.c (range_label_for_format_type_mismatch::get_text):
1957 Replace label_text ctor called with true with label_text::take.
1958
d3e28653
DM		 19592019-12-09 David Malcolm <dmalcolm@redhat.com>
1960
1961 * c-format.c (selftest::test_type_mismatch_range_labels): Remove
1962 initial newline from expected outputs.
1963 * c-opts.c (c_diagnostic_finalizer): Add pp_newline call before
1964 call to diagnostic_show_locus.
1965
abd6d8cc
JJ		 19662019-12-06 Jakub Jelinek <jakub@redhat.com>
1967
1968 * c-cppbuiltin.c (c_cpp_builtins): Don't define __cpp_consteval for
1969 now.
1970
7906797e
MP		 19712019-12-05 Marek Polacek <polacek@redhat.com>
1972 Jakub Jelinek <jakub@redhat.com>
1973
1974 PR c++/91353 - P1331R2: Allow trivial default init in constexpr contexts.
1975 * c-cppbuiltin.c (c_cpp_builtins): Adjust the value of __cpp_constexpr.
1976
5c04da88
MP		 19772019-12-05 Marek Polacek <polacek@redhat.com>
1978
1979 PR c++/92271 - make __is_same alias for __is_same_as.
1980 * c-common.c: Add __is_same, an alias for __is_same_as.
1981
43aae289
MP		 19822019-12-03 Marek Polacek <polacek@redhat.com>
1983
1984 PR c++/91363 - P0960R3: Parenthesized initialization of aggregates.
1985 * c-cppbuiltin.c (c_cpp_builtins): Predefine
1986 __cpp_aggregate_paren_init=201902 for -std=c++2a.
1987
d7ddfbcb
JH		 19882019-11-30 Jan Hubicka <hubicka@ucw.cz>
1989
1990 * c-attribs.c (handle_symver_attribute): New function
1991 (c_common_attributes): Add symver.
1992
65ef05d0
RS		 19932019-11-30 Richard Sandiford <richard.sandiford@arm.com>
1994
1995 * c-common.c (pointer_int_sum): Use verify_type_context to check
1996 whether the target allows pointer arithmetic for the types involved.
1997 (c_sizeof_or_alignof_type, c_alignof_expr): Use verify_type_context
1998 to check whether the target allows sizeof and alignof operations
1999 for the types involved.
2000
1a291106
JM		 20012019-11-27 Jason Merrill <jason@redhat.com>
2002
2003 * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_deduction_guides.
2004
05d6cb1a
JJ		 20052019-11-26 Jakub Jelinek <jakub@redhat.com>
2006
2007 PR c++/61414
2008 * c-attribs.c (handle_mode_attribute): Add mode attribute to
2009 ENUMERAL_TYPEs.
2010
5b8d9367
JM		 20112019-11-25 Joseph Myers <joseph@codesourcery.com>
2012
2013 PR c/91985
2014 * c-common.c (c_common_type_for_mode): Handle decimal
2015 floating-point types being NULL_TREE.
2016 * c-format.c (get_format_for_type_1): Handle specified types being
2017 NULL_TREE.
2018 * c-lex.c (interpret_float): Give an error for decimal
2019 floating-point constants when decimal floating-point not
2020 supported.
2021
1fbf51cb
JJ		 20222019-11-23 Jakub Jelinek <jakub@redhat.com>
2023
2024 PR middle-end/83859
2025 * c-attribs.c (append_access_attrs): Avoid buffer overflow. Avoid
2026 memory leak. Use XNEWVEC macro. Use auto_diagnostic_group to
2027 group warning with inform together.
2028 (handle_access_attribute): Formatting fix.
2029
761df906
JJ		 20302019-11-22 Jakub Jelinek <jakub@redhat.com>
2031
bdaf8be1
JJ		 2032 PR c/90677
2033 * c-common.h (identifier_global_tag): Declare.
2034 * c-format.c (get_pointer_to_named_type): Renamed to ...
2035 (get_named_type): ... this. Use identifier_global_tag instead of
2036 identifier_global_value, handle the return value being a TYPE_P.
2037 (init_dynamic_diag_info): Adjust get_pointer_to_named_type callers
2038 to call get_named_type instead. Formatting fixes.
2039
c2ecce6d 2040 Implement P1902R1, Missing feature-test macros 2017-2019.
761df906
JJ		 2041 * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_init_captures
2042 and __cpp_generic_lambdas for -std=c++2a. Define
2043 __cpp_designated_initializers, __cpp_constexpr_in_decltype and
2044 __cpp_consteval for -std=c++2a. Remove a FIXME comment about
2045 __cpp_concepts for -std=c++2a.
2046
54aa6b58
MS		 20472019-11-22 Martin Sebor <msebor@redhat.com>
2048
2049 PR middle-end/83859
2050 * c-attribs.c (handle_access_attribute): New function.
2051 (c_common_attribute_table): Add new attribute.
2052 (get_argument_type): New function.
2053 (append_access_attrs): New function.
2054 (get_nonnull_operand): Rename...
2055 (get_attribute_operand): ...to this.
2056 * c-common.c (get_nonnull_operand): Rename...
2057 (get_attribute_operand): ...to this.
2058
6c80b1b5
JM		 20592019-11-21 Joseph Myers <joseph@codesourcery.com>
2060
2061 * c-attribs.c (handle_fallthrough_attribute): Use pedwarn instead
2062 of warning.
2063
192961ff
JM		 20642019-11-19 Joseph Myers <joseph@codesourcery.com>
2065
2066 * c-common.c (attribute_fallthrough_p): In C, use pedwarn not
2067 warning for standard attributes mixed with fallthrough attributes.
2068
f8aea5e3
JM		 20692019-11-15 Joseph Myers <joseph@codesourcery.com>
2070
2071 * c-attribs.c (handle_fallthrough_attribute): Remove static.
2072 * c-common.h (handle_fallthrough_attribute): Declare.
2073
2cc94aa8
JM		 20742019-11-15 Joseph Myers <joseph@codesourcery.com>
2075
2076 * c-attribs.c (handle_deprecated_attribute): Remove static.
2077 * c-common.h (handle_deprecated_attribute): Declare.
2078
7c5890cc
JM		 20792019-11-14 Joseph Myers <joseph@codesourcery.com>
2080
2081 * c-lex.c (lex_charconst): Make CPP_UTF8CHAR constants unsigned
2082 char for C.
2083
b2417b59
JJ		 20842019-11-14 Jakub Jelinek <jakub@redhat.com>
2085
d0ec7c93
JJ		 2086 * c-omp.c (c_omp_check_context_selector): Add nvidia to the list of
2087 valid vendors.
2088
b2417b59
JJ		 2089 * c-omp.c (c_omp_check_context_selector): Handle name lists
2090 containing string literals. Don't diagnose atomic_default_mem_order
2091 with multiple props.
2092
00be2a5f
JM		 20932019-11-13 Joseph Myers <joseph@codesourcery.com>
2094
2095 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2096 NORM_MAX constants. Update call to get_max_float.
2097 (LAZY_HEX_FP_VALUES_CNT): Update value to include NORM_MAX
2098 constants.
2099
2dbad62d
EB		 21002019-11-13 Eric Botcazou <ebotcazou@adacore.com>
2101
2102 * c-ada-spec.c (get_underlying_decl): Do not look through typedefs.
2103 (dump_forward_type): Do not generate a declaration for function types.
2104 (dump_nested_type) <ARRAY_TYPE>: Do not generate a nested declaration
2105 of the component type if it is declared in another file.
2106
6ed76044
ML		 21072019-11-12 Martin Liska <mliska@suse.cz>
2108
2109 * c-opts.c (c_common_post_options):
2110 Use SET_OPTION_IF_UNSET.
2111
62aee289
MR		 21122019-11-12 Maciej W. Rozycki <macro@codesourcery.com>
2113 Frederik Harwath <frederik@codesourcery.com>
2114
2115 gcc/c-family/
2116 * c-pragma.h (pragma_kind): Add PRAGMA_OACC_SERIAL enumeration
2117 constant.
2118 * c-pragma.c (oacc_pragmas): Add "serial" entry.
2119
f486280c
RS		 21202019-11-08 Richard Sandiford <richard.sandiford@arm.com>
2121
2122 * c-common.h (gnu_vector_type_p): New function.
2123 * c-common.c (c_build_vec_perm_expr): Require __builtin_shuffle
2124 vectors to satisfy gnu_vector_type_p.
2125 (c_build_vec_convert): Likewise __builtin_convertvector.
2126 (convert_vector_to_array_for_subscript): Likewise when applying
2127 implicit vector to array conversion.
2128 (scalar_to_vector): Likewise when converting vector-scalar
2129 operations to vector-vector operations.
2130
017c6491
JM		 21312019-11-08 Joseph Myers <joseph@codesourcery.com>
2132
2133 * c.opt (Wold-style-definition): Initialize to -1.
2134 * c-opts.c (c_common_post_options): Set warn_old_style_definition
2135 to flag_isoc2x if not set explicitly.
2136
c01bd174
JM		 21372019-11-07 Joseph Myers <joseph@codesourcery.com>
2138
2139 * c-attribs.c (parse_tm_stmt_attr): Handle scoped attributes.
2140
0df65305
JM		 21412019-11-05 Jason Merrill <jason@redhat.com>
2142
2143 * c-opts.c (c_common_post_options): -fconcepts-ts implies
2144 -fconcepts.
2145
e0c866dd
KK		 21462019-11-04 Kamlesh Kumar <kamleshbhalui@gmail.com>
2147
2148 * c-opts.c (c_common_post_options): Update
2149 latest_abi_version.
2150
f968ef9b
JJ		 21512019-11-02 Jakub Jelinek <jakub@redhat.com>
2152
d0c464d2
JJ		 2153 * c-common.h (c_omp_get_context_selector): Remove.
2154 * c-omp.c (c_omp_get_context_selector): Moved to omp-general.c
2155 and renamed to omp_get_context_selector.
2156
917dd789
JJ		 2157 * c-omp.c (c_omp_mark_declare_variant): Use
2158 omp_context_selector_set_compare.
2159
f968ef9b
JJ		 2160 PR c++/88335 - Implement P1073R3: Immediate functions
2161 * c-common.h (enum rid): Add RID_CONSTEVAL.
2162 * c-common.c (c_common_reswords): Add consteval.
2163
5f6705b7
JJ		 21642019-11-01 Martin Sebor <msebor@redhat.com>
2165
2166 PR middle-end/91679
2167 PR middle-end/91647
2168 PR middle-end/91463
2169 PR middle-end/92312
2170 * c-pretty-print.c (direct_abstract_declarator): Print
2171 bound in zero-length arrays.
2172 * c.opt (-Wzero-length-bounds): New option.
2173
43f1814c
NS		 21742019-10-30 Nathan Sidwell <nathan@acm.org>
2175
2176 * c-cppbuiltin.c (c_cpp_builtins): Add 'L' suffix to feature
2177 macros.
2178
ad1539d5
MS		 21792019-10-28 Martin Sebor <msebor@redhat.com>
2180
2181 PR c/66970
2182 * c-common.c (c_common_nodes_and_builtins): Call c_define_builtins
2183 even when only preprocessing.
2184 * c-common.h (names_builtin_p): Declare new function.
2185 * c-lex.c (init_c_lex): Set has_builtin.
2186 (c_common_has_builtin): Define a new function.
2187 * c-ppoutput.c (init_pp_output): Set has_builtin.
2188
135df52c
JJ		 21892019-10-24 Jakub Jelinek <jakub@redhat.com>
2190
2191 * c-common.h (c_omp_context_selector_matches): Remove.
2192 * c-omp.c (c_omp_context_selector_matches): Remove.
2193 * c-attribs.c (c_common_attribute_table): Add
2194 "omp declare target {host,nohost,block}" attributes.
2195
8ad0c477
JM		 21962019-10-17 JeanHeyd Meneide <phdofthehouse@gmail.com>
2197
2198 * c-lex.c (c_common_has_attribute): Update nodiscard value.
2199
56898e43
RS		 22002019-10-14 Richard Sandiford <richard.sandiford@arm.com>
2201
2202 * c-common.h (user_facing_original_type_p): Declare.
2203 * c-common.c: Include c-spellcheck.h.
2204 (user_facing_original_type_p): New function.
2205
20de9568
JJ		 22062019-10-12 Jakub Jelinek <jakub@redhat.com>
2207
2208 * c-common.h (c_omp_mark_declare_variant,
2209 c_omp_context_selector_matches): Declare.
2210 * c-omp.c: Include attribs.h, gimplify.h, cgraph.h, symbol-summary.h
2211 and hsa-common.h.
2212 (c_omp_get_context_selector): Support second argument NULL.
2213 (c_omp_mark_declare_variant, c_omp_context_selector_matches): New
2214 functions.
2215 * c-attribs.c (c_common_attribute_table): Remove "omp declare variant"
2216 attribute, add "omp declare variant base" and
2217 "omp declare variant variant" attributes.
2218
175a85b2
JM		 22192019-10-11 Joseph Myers <joseph@codesourcery.com>
2220
2221 * c.opt (Wc11-c2x-compat): Add CPP(cpp_warn_c11_c2x_compat)
2222 CppReason(CPP_W_C11_C2X_COMPAT).
2223
fe2bc27c
JM		 22242019-10-11 Joseph Myers <joseph@codesourcery.com>
2225
2226 * c-common.c (c_common_reswords): Do not use D_EXT for _Decimal32,
2227 _Decimal64 and _Decimal128.
2228
27dfdc0f
JM		 22292019-10-10 Joseph Myers <joseph@codesourcery.com>
2230
2231 * c-cppbuiltin.c (c_cpp_builtins): Do not define macros for DFP
2232 types if DFP not supported.
2233
94e7f906
JJ		 22342019-10-10 Jakub Jelinek <jakub@redhat.com>
2235
2236 * c-common.h (c_omp_check_context_selector,
2237 c_omp_get_context_selector): Declare.
2238 * c-omp.c (c_omp_declare_simd_clauses_to_numbers): Fix spelling
2239 in diagnostic message.
2240 (c_omp_check_context_selector, c_omp_get_context_selector): New
2241 functions.
2242 * c-attribs.c (c_common_attribute_table): Add "omp declare variant"
2243 attribute.
2244 (handle_omp_declare_variant_attribute): New function.
2245
a7160771
MS		 22462019-10-09 Martin Sebor <msebor@redhat.com>
2247
2248 PR tree-optimization/90879
2249 * c.opt (-Wstring-compare): New option.
2250
cb57504a
JM		 22512019-10-08 Andrew Sutton <asutton@lock3software.com>
2252 Jason Merrill <jason@redhat.com>
2253
2254 Update the concepts implementation to conform to the C++20
2255 specification, improve compile times, and generally clean up
2256 the implementation.
2257
2258 * c-cppbuiltin.c (c_cpp_builtins): Use new feature test values for
2259 concepts when -std=c++2a. Bump __cpp_concepts to 201907.
2260 * c.opt: Add -Wconcepts-ts.
2261 * c-opts.c (c_common_post_options): Warn when -fconcepts is used
2262 with -std=c++2a. Disable warning for -fconcepts in C++20 mode.
2263 (set_std_cxx2a): Enable concepts by default.
2264
fbb2a6dc
JM		 22652019-10-08 Joseph Myers <joseph@codesourcery.com>
2266
2267 * c-opts.c (c_common_post_options): Set
2268 -fno-fp-int-builtin-inexact for C2X.
2269
8e007055
JJ		 22702019-10-05 Jakub Jelinek <jakub@redhat.com>
2271
2272 PR c++/91369 - Implement P0784R7: constexpr new
2273 * c-cppbuiltin.c (c_cpp_builtins): Predefine
2274 __cpp_constexpr_dynamic_alloc=201907 for -std=c++2a.
2275
843f104d
JM		 22762019-10-04 Joseph Myers <joseph@codesourcery.com>
2277
2278 PR c/82752
2279 * c-format.c (C_STD_VER): Handle C2x.
2280 (C_STD_NAME): Likewise.
2281 (strftime_flag_specs): Add 'O' modifier with 'p' flag.
2282 (time_char_table): Use separate entry for 'B' and 'b', with 'O'
2283 modifier allowed and 'p' flag.
2284 * c-format.h (enum format_std_version): Add STD_C2X.
2285 (struct format_char_info): Mention 'p' in comment on flags2.
2286
e9c9a142
DM		 22872019-10-01 David Malcolm <dmalcolm@redhat.com>
2288
2289 * c-opts.c (c_diagnostic_finalizer): Temporarily clear prefix when
2290 calling diagnostic_show_locus, rather than destroying it afterwards.
2291
7552c36a
JJ		 22922019-10-01 Jakub Jelinek <jakub@redhat.com>
2293
2294 PR c++/91925
2295 * c-warn.c (check_alignment_of_packed_member): Ignore FIELD_DECLs
2296 with NULL DECL_FIELD_OFFSET.
2297
8209db25
RS		 22982019-10-01 Richard Sandiford <richard.sandiford@arm.com>
2299
2300 * c-pretty-print.c (pp_c_specifier_qualifier_list): If a vector type
2301 has a type name, use it in preference to the __vector syntax.
2302
9343bf99
RS		 23032019-09-30 Richard Sandiford <richard.sandiford@arm.com>
2304
2305 * c-pretty-print.c (pp_c_parameter_type_list): Avoid printing
2306 two spaces between a comma and "...".
2307
59bc434a
JJ		 23082019-09-27 Jakub Jelinek <jakub@redhat.com>
2309
2310 PR c++/88203
2311 * c-common.h (c_omp_predefined_variable): Declare.
2312 * c-omp.c (c_omp_predefined_variable): New function.
2313 (c_omp_predetermined_sharing): Return OMP_CLAUSE_DEFAULT_SHARED
2314 for predefined variables.
2315
c6447c20
RS		 23162019-09-27 Richard Sandiford <richard.sandiford@arm.com>
2317
2318 * c-common.h (build_function_call_vec): Take the original
2319 function decl as an optional final parameter.
2320 (check_builtin_function_arguments): Take the original function decl.
2321 * c-common.c (check_builtin_function_arguments): Likewise.
2322 Handle all built-in functions, not just BUILT_IN_NORMAL ones.
2323 Use targetm.check_builtin_call to check BUILT_IN_MD functions.
2324
c4438114
JM		 23252019-09-15 Jason Merrill <jason@redhat.com>
2326
2327 * c-warn.c (warn_logical_operator): Strip location wrappers. Don't
2328 fold_for_warn in "|| mask" warning.
2329
68a57628
ML		 23302019-09-10 Martin Liska <mliska@suse.cz>
2331
2332 * c.opt: Use newly added WarnRemoved.
2333
f48ef52e
ML		 23342019-09-09 Martin Liska <mliska@suse.cz>
2335
2336 * c.opt: Update comment of removed
2337 options that are preserved only for backward
2338 compatibility.
2339
67f6e649
ML		 23402019-09-06 Martin Liska <mliska@suse.cz>
2341
2342 PR c++/91125
2343 * c-common.c: Remove definition of flag_use_repository.
2344 * c-common.h: Likewise.
2345 * c-opts.c (c_common_handle_option):
2346 Do not handle OPT_frepo option.
2347 * c.opt: Mark the option with Deprecated.
2348
db9d2274
MP		 23492019-09-04 Marek Polacek <polacek@redhat.com>
2350
2351 * c.opt (fdeduce-init-list): Ignored.
2352
68e2c199
PK		 23532019-09-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2354
2355 PR c/78736
2356 * c.opt (Wenum-conversion): New option.
2357
7a4418a5
JL		 23582019-09-03 Jozef Lawrynowicz <jozef.l@mittosystems.com>
2359
2360 * c-attribs.c (handle_section_attribute): Call the
2361 handle_generic_attribute target hook after performing target
2362 independent processing.
2363 (handle_noinit_attribute): Likewise.
2364
5f76ab15
ILT		 23652019-09-03 Ian Lance Taylor <iant@golang.org>
2366
2367 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Always expand
2368 when using -fgo-dump-spec.
2369
ae0d3f6a
ML		 23702019-09-02 Martin Liska <mliska@suse.cz>
2371
2372 PR c++/91155
2373 * c-common.c (fname_as_string): Use cxx_printable_name for
2374 __PRETTY_FUNCTION__ same as was used before r265711.
2375
8a902edb
MP		 23762019-08-28 Marek Polacek <polacek@redhat.com>
2377
2378 Implement P1152R4: Deprecating some uses of volatile.
2379 PR c++/91361
2380 * c-opts.c (c_common_post_options): Enable -Wvolatile by
2381 default for C++2a, unless -Wno-deprecated.
2382 * c.opt (Wvolatile): New warning.
2383
4742dbe7
MP		 23842019-08-28 Marek Polacek <polacek@redhat.com>
2385
2386 PR c++/91360 - Implement C++20 P1143R2: constinit.
2387 * c-common.c (c_common_reswords): Add constinit and __constinit.
2388 (keyword_is_decl_specifier): Handle RID_CONSTINIT.
2389 * c-common.h (enum rid): Add RID_CONSTINIT, RID_FIRST_CXX20, and
2390 RID_LAST_CXX20.
2391 (D_CXX20): Define.
2392 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_constinit.
2393 * c-format.c (cxx_keywords): Add "constinit".
2394 * c.opt (Wc++2a-compat, Wc++20-compat): New options.
2395
6a074892
JJ		 23962019-08-27 Jakub Jelinek <jakub@redhat.com>
2397
2398 PR c++/91415
2399 * c-common.c (verify_tree): For LSHIFT_EXPR, RSHIFT_EXPR,
2400 COMPONENT_REF and ARRAY_REF in cxx_dialect >= cxx17 mode handle it
2401 like COMPOUND_EXPR rather than normal expression.
2402
22f8849d
IS		 24032019-08-23 Iain Sandoe <iain@sandoe.co.uk>
2404
2405 PR pch/61250
2406 * c-lex.c (c_lex_with_flags): Don't call
2407 c_common_no_more_pch () from here.
2408
df375b03
JJ		 24092019-08-23 Jakub Jelinek <jakub@redhat.com>
2410
2411 PR middle-end/91283
2412 * c-common.c (c_ts18661_flt_eval_method): Use flag_excess_precision
2413 instead of flag_excess_precision_cmdline.
2414 * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): Likewise.
2415 * c-opts.c (c_common_post_options): Likewise.
2416
14b7950f
MS		 24172019-08-22 Martin Sebor <msebor@redhat.com>
2418
2419 PR middle-end/91490
2420 * c-common.c (braced_list_to_string): Add argument and overload.
2421 Handle flexible length arrays and unions.
2422
8bb2ee59
EB		 24232019-08-21 Eric Botcazou <ebotcazou@adacore.com>
2424
2425 * c-ada-spec.c (dump_ada_function_declaration): Be prepared for broken
2426 function declarations where arguments are missing. Rename variables.
2427
21c1e205
RB		 24282019-08-15 Richard Biener <rguenther@suse.de>
2429
2430 * c-common.c (c_stddef_cpp_builtins): When the GIMPLE FE is
2431 enabled, define __SIZETYPE__.
2432
f0033821
CL		 24332019-08-14 Christophe Lyon <christophe.lyon@linaro.org>
2434
2435 * c-attribs.c (c_common_attribute_table): Add "noinit" entry. Add
2436 exclusion with "section" attribute.
2437 (attr_noinit_exclusions): New table.
2438 (handle_noinit_attribute): New function.
2439
4d732405
RS		 24402019-08-13 Richard Sandiford <richard.sandiford@arm.com>
2441
2442 PR middle-end/91421
2443 * c-common.c (resolve_overloaded_builtin): Use
2444 copy_decl_built_in_function.
2445
51ad8481
MS		 24462019-08-13 Martin Sebor <msebor@redhat.com>
2447
2448 PR c/80619
2449 * c-format.c (printf_length_specs): Set FMT_LEN_w for "w".
2450 (asm_fprintf_length_spec): Same.
2451 * c-format.h (format_lengths): Add FMT_LEN_w.
2452
77eb117f
JJ		 24532019-08-10 Jakub Jelinek <jakub@redhat.com>
2454
2455 * c-pragma.h (enum pragma_omp_clause): Add
2456 PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
2457
398e3feb
JJ		 24582019-08-07 Jakub Jelinek <jakub@redhat.com>
2459
2460 * c-pragma.h (enum pragma_omp_clause): Add
2461 PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR. Set PRAGMA_OACC_CLAUSE_USE_DEVICE
2462 equal to PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR instead of being a separate
2463 enumeration value.
2464
ab574db6
MP		 24652019-08-05 Marek Polacek <polacek@redhat.com>
2466
2467 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
2468 * c-opts.c (c_common_post_options): Enable -Wcomma-subscript by
2469 default for C++2a, unless -Wno-deprecated.
2470 * c.opt (Wcomma-subscript): New warning.
2471
554a530f
JJ		 24722019-07-20 Jakub Jelinek <jakub@redhat.com>
2473
2474 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_LOOP.
2475 (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_BIND.
2476 * c-pragma.c (omp_pragmas_simd): Add PRAGMA_OMP_LOOP entry.
2477 * c-common.h (enum c_omp_clause_split): Add C_OMP_CLAUSE_SPLIT_LOOP.
2478 * c-omp.c (c_omp_split_clauses): Add support for 4 new combined
2479 constructs with the loop construct.
2480
1a888209
JJ		 24812019-07-13 Jakub Jelinek <jakub@redhat.com>
2482
2483 PR c/91149
2484 * c-omp.c (c_omp_split_clauses): Fix a pasto in
2485 OMP_CLAUSE_REDUCTION_TASK handling.
2486
1fdd6f04
JJ		 24872019-07-12 Jakub Jelinek <jakub@redhat.com>
2488
2489 * c-pragma.h (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ORDER.
2490 * c-omp.c (c_omp_split_clauses): Handle splitting of OMP_CLAUSE_ORDER.
2491
99b1c316
MS		 24922019-07-09 Martin Sebor <msebor@redhat.com>
2493
2494 PR c++/61339
1fdd6f04 2495 * c-opts.c (handle_deferred_opts): Change class-key of PODs to struct
99b1c316
MS		 2496 and others to class.
2497 * c-pretty-print.h: Same.
2498
6c1dae73
MS		 24992019-07-09 Martin Sebor <msebor@redhat.com>
2500
2501 PR c++/61339
2502 * c-format.c (check_argument_type): Change class-key from class to
2503 struct and vice versa to match convention and avoid -Wclass-is-pod
2504 and -Wstruct-no-pod.
2505 * c-pretty-print.h: Same.
2506
8ba6ea87
ML		 25072019-07-03 Martin Liska <mliska@suse.cz>
2508
2509 * c-common.c (try_to_locate_new_include_insertion_point): Remove
2510 dead assignemts.
2511
83eb9522
JJ		 25122019-07-03 Jakub Jelinek <jakub@redhat.com>
2513
2514 * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_REDUCTION_INSCAN
2515 clauses on OMP_FOR rather than OMP_PARALLEL when OMP_FOR is combined
2516 with OMP_PARALLEL.
2517
1c6ffbab
QZ		 25182019-07-02 qing zhao <qing.zhao@oracle.com>
2519
2520 PR preprocessor/90581
2521 * c-opts.c (c_common_handle_option): Handle -fmax-include-depth.
2522 * c.opt: Add new option -fmax-include-depth.
2523
7ffc7de5
JM		 25242019-06-26 Jason Merrill <jason@redhat.com>
2525
2526 PR c++/55442 - memory-hog with highly recursive constexpr.
2527 * c.opt (fconstexpr-loop-limit): New.
2528
361af3e4
JJ		 25292019-06-25 Jakub Jelinek <jakub@redhat.com>
2530
2531 PR sanitizer/90954
2532 * c-omp.c (c_finish_omp_atomic): Allow tree_invariant_p in addition
2533 to SAVE_EXPR in first operand of a COMPOUND_EXPR.
2534
ab20d992
JJ		 25352019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
2536
2537 * c-common.c (c_common_nodes_and_builtins): Define
2538 alternate "__intN__" name for "__intN" types.
2539
f4af4019
JH		 25402019-06-24 Jan Hubicka <jh@suse.cz>
2541
2542 * c-common.c (braced_lists_to_strings): Check that
2543 type is array or integer prior checking string flag.
2544
da9e9b57
MB		 25452019-06-21 Matthew Beliveau <mbelivea@redhat.com>
2546
2547 PR c++/90875 - added -Wswitch-outside-range option
2548 * c.opt (Wswitch-outside-range): Added new option.
2549 * c-warn.c (c_do_switch_warnings): Use OPT_Wswitch-outside-range.
2550
3f3d6a6f
MP		 25512019-06-21 Marek Polacek <polacek@redhat.com>
2552
2553 PR c++/90953 - ICE with -Wmissing-format-attribute.
2554 * c-common.c (check_function_arguments_recurse): Use
2555 get_attribute_name.
2556 (check_missing_format_attribute): Likewise.
2557
1bf32c11
MP		 25582019-06-19 Marek Polacek <polacek@redhat.com>
2559
2560 PR c++/60364 - noreturn after first decl not diagnosed.
2561 * c-attribs.c (handle_noreturn_attribute): No longer static.
2562 * c-common.h (handle_noreturn_attribute, attr_noreturn_exclusions):
2563 Declare.
2564 * c-format.c (check_function_format): Use get_attribute_name.
2565
a04c0734
MS		 25662019-06-19 Martin Sebor <msebor@redhat.com>
2567
2568 PR translation/90156
2569 * c-format.c (function_format_info::format_type): Adjust type.
2570 (function_format_info::is_raw): New member.
2571 (decode_format_type): Adjust signature. Handle "raw" diag attributes.
2572 (decode_format_attr): Adjust call to decode_format_type.
2573 Avoid a redundant call to convert_format_name_to_system_name.
2574 Avoid abbreviating the word "arguments" in a diagnostic.
2575 (format_warning_substr): New function.
2576 (avoid_dollar_number): Quote dollar sign in a diagnostic.
2577 (finish_dollar_format_checking): Same.
2578 (check_format_info): Same.
2579 (struct baltoks_t): New.
2580 (c_opers, c_keywords, cxx_keywords, badwords, contrs): New arrays.
2581 (maybe_diag_unbalanced_tokens, check_tokens, check_plain): New
2582 functions.
2583 (check_format_info_main): Call check_plain. Use baltoks_t. Call
2584 maybe_diag_unbalanced_tokens.
2585 (handle_format_attribute): Spell out the word "arguments" in
2586 a diagnostic.
2587
d3786ebb
MB		 25882019-06-11 Matthew Beliveau <mbelivea@redhat.com>
2589
2590 PR c++/90449 - add -Winaccessible-base option.
2591 * c.opt (Winaccessible-base): New option.
2592
bf38f7e9
JJ		 25932019-06-10 Jakub Jelinek <jakub@redhat.com>
2594
2595 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_SCAN.
2596 * c-pragma.c (omp_pragmas_simd): Add #pragma omp scan.
2597 * c-omp.c (c_omp_split_clauses): Diagnose inscan reductions on
2598 combined/composite constructs where it is not allowed. Copy over
2599 OMP_CLAUSE_REDUCTION_INSCAN.
2600
0ecf545c
MS		 26012019-06-05 Martin Sebor <msebor@redhat.com>
2602
2603 * c-attribs.c (handle_mode_attribute): Adjust quoting and hyphenation.
2604 (handle_alias_ifunc_attribute): Same.
2605 (handle_copy_attribute): Same.
2606 (handle_weakref_attribute): Same.
2607 (handle_nonnull_attribute): Same.
2608 * c-warn.c (warn_for_sign_compare): Same.
2609 (warn_for_restrict): Same.
2610 * c.opt: Same.
2611
36b34127
MS		 26122019-06-05 Martin Sebor <msebor@redhat.com>
2613
2614 * c-pragma.c (handle_pragma_weak): Adjust quoting in a diagnostic.
2615 * c.opt (-Wformat-diag): Remove a spurious period.
2616
357a352f
JJ		 26172019-05-29 Jakub Jelinek <jakub@redhat.com>
2618
2619 PR c/90628
2620 * c-common.c (check_builtin_function_arguments)
2621 <case BUILTIN_*_OVERFLOW>: Diagnose pointer to const qualified integer
2622 as last argument.
2623
2b8235ea
EB		 26242019-05-23 Eric Botcazou <ebotcazou@adacore.com>
2625
2626 * c-ada-spec.c (compare_node): Compare the DECL_UIDs as a last resort.
2627
6d86ddc4
ML		 26282019-05-22 Martin Liska <mliska@suse.cz>
2629
2630 PR lto/90500
2631 * c-attribs.c (handle_copy_attribute): Do not copy
2632 target_clones attribute.
2633
419ba5b9
EB		 26342019-05-21 Eric Botcazou <ebotcazou@adacore.com>
2635
2636 * c-ada-spec.h (enum cpp_operation): Add IS_ASSIGNMENT_OPERATOR.
2637 * c-ada-spec.c (print_assignment_operator): New function.
2638 (dump_ada_declaration) <FUNCTION_DECL>: Call it do dump explicit copy
2639 assignment operators declared as methods and filter out the others.
2640
e03436e7
TS		 26412019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2642
2643 PR c/89433
2644 * c-attribs.c (c_common_attribute_table): Set min_len to -1 for
2645 "omp declare target".
2646
a9c697b8
MS		 26472019-05-16 Martin Sebor <msebor@redhat.com>
2648
ab20d992
JJ		 2649 * c-attribs.c (handle_no_sanitize_attribute): Quote identifiers,
2650 keywords, operators, and types in diagnostics.
2651 (handle_scalar_storage_order_attribute): Same.
2652 (handle_mode_attribute): Same.
2653 (handle_visibility_attribute): Same.
2654 (handle_assume_aligned_attribute): Same.
2655 (handle_no_split_stack_attribute): Same.
2656 * c-common.c (shorten_compare): Same.
2657 (c_common_truthvalue_conversion): Same.
2658 (cb_get_source_date_epoch): Same.
2659 * c-lex.c (cb_def_pragma): Quote keywords, operators, and types
2660 in diagnostics.
2661 (interpret_float): Same.
2662 * c-omp.c (c_finish_omp_for): Same.
2663 * c-opts.c (c_common_post_options): Same.
2664 * c-pch.c (c_common_pch_pragma): Same.
2665 * c-pragma.c (pop_alignment): Same.
2666 (handle_pragma_pack): Same.
2667 (apply_pragma_weak): Same.
2668 (handle_pragma_weak): Same.
2669 (handle_pragma_scalar_storage_order): Same.
2670 (handle_pragma_redefine_extname): Same.
2671 (add_to_renaming_pragma_list): Same.
2672 (maybe_apply_renaming_pragma): Same.
2673 (push_visibility): Same.
2674 (handle_pragma_visibility): Same.
2675 (handle_pragma_optimize): Same.
2676 (handle_pragma_message): Same.
2677 * c-warn.c (warn_for_omitted_condop): Same.
2678 (lvalue_error): Same.
a9c697b8 2679
6b943512
RB		 26802019-05-15 Richard Biener <rguenther@suse.de>
2681
2682 PR c/90474
2683 * c-common.c (c_common_mark_addressable_vec): Also mark
2684 a COMPOUND_LITERAL_EXPR_DECL addressable similar to
2685 c_mark_addressable.
ab20d992 2686
b744fc85
NS		 26872019-05-06 Nathan Sidwell <nathan@acm.org>
2688
2689 * c-opts.c (handle_defered_opts): Rename struct deps to struc mkdeps.
2690
598f50d7
NS		 26912019-04-30 Nathan Sidwell <nathan@acm.org>
2692
2693 * c-common.c (c_common_init_ts): Use MARK_TS_EXP. Mark SIZEOF_EXPR.
2694
5bcc5a3b
ML		 26952019-04-30 Martin Liska <mliska@suse.cz>
2696
2697 * c-pragma.c (handle_pragma_diagnostic): Provide hints
2698 for unknown options.
2699
e78a87f7
RS		 27002019-04-26 Richard Sandiford <richard.sandiford@arm.com>
2701
2702 * c-warn.c (strict_aliasing_warning): Apply COMPLETE_TYPE_P to
2703 the pointer target rather than the pointer itself.
2704
c280b7ee
JJ		 27052019-04-19 Jakub Jelinek <jakub@redhat.com>
2706
2707 PR c/89888
2708 * c-common.h (c_add_case_label): Remove orig_type and outside_range_p
2709 arguments.
2710 (c_do_switch_warnings): Remove outside_range_p argument.
2711 * c-common.c (check_case_bounds): Removed.
2712 (c_add_case_label): Remove orig_type and outside_range_p arguments.
2713 Don't call check_case_bounds. Fold low_value as well as high_value.
2714 * c-warn.c (c_do_switch_warnings): Remove outside_range_p argument.
2715 Check for case labels outside of range of original type here and
2716 adjust them.
2717
8e8225e6
JJ		 27182019-04-12 Jakub Jelinek <jakub@redhat.com>
2719
63b8a166
JJ		 2720 PR translation/90041
2721 * c.opt (-fhandle-exceptions): Use %< and %> around option names
2722 in the Warn diagnostics.
2723
8e8225e6
JJ		 2724 PR c/89946
2725 * c-attribs.c (handle_patchable_function_entry_attribute): Add
2726 function comment. Warn if arguments of the attribute are not positive
2727 integer constants.
2728
53a3f614
EB		 27292019-04-09 Eric Botcazou <ebotcazou@adacore.com>
2730
2731 * c-ada-spec.c (print_destructor): Deal with deleting destructors.
2732 (dump_ada_declaration) <FUNCTION_DECL>: Likewise.
2733
22be5873
EB		 27342019-04-07 Eric Botcazou <ebotcazou@adacore.com>
2735
2736 * c-ada-spec.c (is_float128): New predicate extracted from...
2737 (dump_ada_node) <COMPLEX_TYPE>: Use it to recognize __cfloat128.
2738 <REAL_TYPE>: ...here. Call it.
2739
34facf20
DM		 27402019-04-05 David Malcolm <dmalcolm@redhat.com>
2741
2742 PR c/89985
2743 * c-warn.c (check_address_or_pointer_of_packed_member): Add
2744 auto_diagnostic_group. Guard inform calls by result of
2745 warning_at call.
2746
05564120
MP		 27472019-04-05 Marek Polacek <polacek@redhat.com>
2748
ab20d992 2749 PR c++/89973 - -Waddress-of-packed-member ICE with invalid conversion.
05564120
MP		 2750 * c-warn.c (check_address_or_pointer_of_packed_member): Check the type
2751 of RHS.
2752
7a506c3c
JM		 27532019-04-03 Jason Merrill <jason@redhat.com>
2754
2755 PR c++/86586 - -fcompare-debug=-Wsign-compare.
2756 * c-warn.c (warn_for_sign_compare): Call fold_for_warn.
2757
ddeae8c8
MS		 27582019-04-01 Martin Sebor <msebor@redhat.com>
2759
2760 PR c/89685
2761 * c-attribs.c (handle_copy_attribute): Handle references and
2762 non-constant expressions.
2763
a15ffa22
JJ		 27642019-03-22 Jakub Jelinek <jakub@redhat.com>
2765
2766 PR c++/87481
2767 * c.opt (-fconstexpr-ops-limit=): New option.
2768
36a3a7a3
JJ		 27692019-03-21 Jakub Jelinek <jakub@redhat.com>
2770
2771 * c-common.c (per_file_includes_t): Use false as Lazy in hash_set
2772 template param.
2773
bec1da64
MS		 27742019-03-19 Martin Sebor <msebor@redhat.com>
2775
2776 PR tree-optimization/89688
2777 * c-common.c (braced_list_to_string): Make static.
2778 (braced_lists_to_strings): Define new function.
2779 * c-common.h (braced_list_to_string): Remove.
2780 (braced_lists_to_strings): Declare.
2781
1fe61adf
ML		 27822019-03-12 Martin Liska <mliska@suse.cz>
2783
2784 * c-opts.c (c_common_handle_option): Wrap option with %< and %>.
2785
93964ebd
ML		 27862019-03-11 Martin Liska <mliska@suse.cz>
2787
2788 * c-opts.c (c_common_post_options): Wrap apostrophes
2789 in gcc internal format with %'.
2790
a3f9f006
ML		 27912019-03-11 Martin Liska <mliska@suse.cz>
2792
2793 * c-attribs.c (handle_nocf_check_attribute): Wrap an option name
2794 in a string format message and fix GNU coding style.
2795 * c-common.c (vector_types_convertible_p): Likewise.
2796 (c_build_vec_perm_expr): Likewise.
2797 * c-indentation.c (get_visual_column): Likewise.
2798 * c-opts.c (c_common_handle_option): Likewise.
2799 (c_common_post_options): Likewise.
2800 (sanitize_cpp_opts): Likewise.
2801 * c-pch.c (c_common_pch_pragma): Likewise.
2802 * c-pragma.c (handle_pragma_pack): Likewise.
2803
1db01ff9
JJ		 28042019-03-08 Jakub Jelinek <jakub@redhat.com>
2805
2806 PR tree-optimization/89550
2807 * c-common.c (c_common_truthvalue_conversion): Only set
2808 TREE_NO_WARNING if warning_at returned true.
2809 * c-warn.c (overflow_warning, warn_logical_operator): Likewise.
2810
ba790e6f
JJ		 28112019-02-25 Sandra Loosemore <sandra@codesourcery.com>
2812 Martin Sebor <msebor@gmail.com>
2813
2814 * c.opt (Wmissing-attributes): Clean up doc string.
2815
7da73ba7
JJ		 28162019-02-25 Jakub Jelinek <jakub@redhat.com>
2817
2818 PR c/89495
2819 * c-format.c (maybe_read_dollar_number): Compute nargnum in
2820 HOST_WIDE_INT type to avoid overflows and change overflow_flag
2821 checking.
2822
921bb9d1
RB		 28232019-02-22 Richard Biener <rguenther@suse.de>
2824
2825 * c-pch.c (no_checksum): Remove.
2826 (pch_init): Remove assertion that executable_checksum is not
2827 all zero.
2828 (c_common_valid_pch): Likewise.
2829
e2ebb05c
MS		 28302019-02-18 Martin Sebor <msebor@redhat.com>
2831
2832 PR middle-end/89294
2833 * c-common.c (invalid_array_size_error): Handle cst_size_not_constant.
2834
3fe53000
DM		 28352019-02-16 David Malcolm <dmalcolm@redhat.com>
2836
2837 PR c++/88680
2838 * c-common.c (shorten_compare): Call fold_for_warn on op0 when
2839 implementing -Wtype-limits.
2840
28a8cef1
MS		 28412019-02-11 Martin Sebor <msebor@redhat.com>
2842
2843 PR c++/87996
2844 * c-common.c (invalid_array_size_error): New function.
2845 (valid_array_size_p): Call it. Handle size as well as type.
2846 * c-common.h (valid_constant_size_p): New function.
2847 (enum cst_size_error): New type.
2848
ec2be203
DM		 28492019-01-31 David Malcolm <dmalcolm@redhat.com>
2850
2851 PR c/89122
2852 * known-headers.cc (get_stdlib_header_for_name): Add
2853 {FLT|DBL|LDBL}_{MAX|MIN} to "hints" array.
2854
8936f047
JJ		 28552019-01-31 Jakub Jelinek <jakub@redhat.com>
2856
2857 PR libstdc++/88170
2858 * c-pretty-print.c (pp_c_enumeration_constant): Print always as
2859 a C cast in pp_c_flag_gnu_v3 mode.
2860
6a335b96
JJ		 28612019-01-29 Jakub Jelinek <jakub@redhat.com>
2862
2863 PR c/86125
2864 * c-common.c (c_common_nodes_and_builtins): Build type variants for
2865 builtin_structptr_types types even for C.
2866
2a06eba5
BE		 28672019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
2868
2869 * c-warn.c (check_address_or_pointer_of_packed_member): Handle the case
2870 when rhs is of array type correctly. Fix handling of nested structures.
2871 Fix handling of indirect_ref together with nop_expr and/or addr_expr.
2872 (check_and_warn_address_or_pointer_of_packed_member): Fix handling of
2873 type casts within nested compound expressions.
2874
18a23298
JJ		 28752019-01-22 Jakub Jelinek <jakub@redhat.com>
2876
2877 PR middle-end/88968
2878 * c-omp.c (c_finish_omp_atomic): For bitfield atomics, update type
2879 variable after using BIT_FIELD_REF.
2880
420183d9
L		 28812019-01-18 H.J. Lu <hongjiu.lu@intel.com>
2882
2883 PR c/51628
2884 PR c/88664
2885 * c-common.h (warn_for_address_or_pointer_of_packed_member):
2886 Remove the boolean argument.
2887 * c-warn.c (check_address_of_packed_member): Renamed to ...
2888 (check_address_or_pointer_of_packed_member): This. Also
2889 warn pointer conversion.
2890 (check_and_warn_address_of_packed_member): Renamed to ...
2891 (check_and_warn_address_or_pointer_of_packed_member): This.
2892 Also warn pointer conversion.
2893 (warn_for_address_or_pointer_of_packed_member): Remove the
2894 boolean argument. Don't check pointer conversion here.
2895
99063eee
RS		 28962019-01-15 Richard Sandiford <richard.sandiford@arm.com>
2897
2898 PR inline-asm/52813
2899 * c.opt (Wdeprecated): Move documentation and variable to common.opt.
2900
a30d0196
JJ		 29012019-01-14 Jakub Jelinek <jakub@redhat.com>
2902
2903 * c-cppbuiltin.c (c_cpp_builtin): Define __cpp_guaranteed_copy_elision
2904 and __cpp_nontype_template_parameter_auto. Add a comment that
2905 __cpp_template_auto is deprecated.
2906
2d91f79d
TH		 29072019-01-14 Tom Honermann <tom@honermann.net>
2908
2909 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
2910 * c-common.c (c_common_reswords): Add char8_t.
2911 (fix_string_type): Use char8_t for the type of u8 string literals.
2912 (c_common_get_alias_set): char8_t doesn't alias.
2913 (c_common_nodes_and_builtins): Define char8_t as a builtin type in
2914 C++.
2915 (c_stddef_cpp_builtins): Add __CHAR8_TYPE__.
2916 (keyword_begins_type_specifier): Add RID_CHAR8.
2917 * c-common.h (rid): Add RID_CHAR8.
2918 (c_tree_index): Add CTI_CHAR8_TYPE and CTI_CHAR8_ARRAY_TYPE.
2919 Define D_CXX_CHAR8_T and D_CXX_CHAR8_T_FLAGS.
2920 Define char8_type_node and char8_array_type_node.
2921 * c-cppbuiltin.c (cpp_atomic_builtins): Predefine
2922 __GCC_ATOMIC_CHAR8_T_LOCK_FREE.
2923 (c_cpp_builtins): Predefine __cpp_char8_t.
2924 * c-lex.c (lex_string): Use char8_array_type_node as the type of
2925 CPP_UTF8STRING.
2926 (lex_charconst): Use char8_type_node as the type of CPP_UTF8CHAR.
2927 * c-opts.c: If not otherwise specified, enable -fchar8_t when
2928 targeting C++2a.
2929 * c.opt: Add the -fchar8_t command line option.
2930
23db6ced
MS		 29312019-01-14 Martin Sebor <msebor@redhat.com>
2932
2933 PR target/88638
2934 * c-attribs.c (positional_argument): Call valid_format_string_type_p
2935 and issue errors if it fails.
2936 * c-common.h (valid_format_string_type_p): Declare.
2937 * c-format.c (valid_stringptr_type_p): Rename...
2938 (valid_format_string_type_p): ...to this and make extern.
2939 (handle_format_arg_attribute): Adjust to new name.
2940 (check_format_string): Same.
2941
234c3818
L		 29422019-01-13 H.J. Lu <hongjiu.lu@intel.com>
2943
2944 * c-warn.c (warn_for_address_or_pointer_of_packed_member):
2945 Replace "may may" with "may" in warning message.
2946
d8fcab68
JJ		 29472019-01-07 Jakub Jelinek <jakub@redhat.com>
2948
2949 PR c++/85052
2950 * c-common.h (enum rid): Add RID_BUILTIN_CONVERTVECTOR.
2951 (c_build_vec_convert): Declare.
2952 * c-common.c (c_build_vec_convert): New function.
2953
29d24852
MS		 29542019-01-04 Martin Sebor <msebor@redhat.com>
2955
2956 PR c/88546
2957 * c-attribs.c (handle_copy_attribute): Avoid copying attribute leaf.
2958 Handle C++ empty throw specification and C11 _Noreturn.
2959 (has_attribute): Also handle C11 _Noreturn.
2960
9069a4c9
MS		 29612019-01-04 Martin Sebor <msebor@redhat.com>
2962
2963 PR c/88363
2964 * c-attribs.c (positional_argument): Also accept enumerated types.
2965
a5544970
JJ		 29662019-01-01 Jakub Jelinek <jakub@redhat.com>
2967
2968 Update copyright years.
2969
da77eace
L		 29702018-12-20 H.J. Lu <hongjiu.lu@intel.com>
2971
2972 PR c/51628
2973 * c-common.h (warn_for_address_or_pointer_of_packed_member): New.
2974 * c-warn.c (check_alignment_of_packed_member): New function.
2975 (check_address_of_packed_member): Likewise.
2976 (check_and_warn_address_of_packed_member): Likewise.
2977 (warn_for_address_or_pointer_of_packed_member): Likewise.
2978 * c.opt: Add -Wno-address-of-packed-member.
2979
573767d4
DM		 29802018-12-20 David Malcolm <dmalcolm@redhat.com>
2981
2982 PR c++/87504
2983 * c-warn.c (get_outermost_macro_expansion): New function.
2984 (spelled_the_same_p): Use it to unwind the macro expansions, and
2985 compare the outermost macro in each nested expansion, rather than
2986 the innermost.
2987
a14feb3c
DM		 29882018-12-19 David Malcolm <dmalcolm@redhat.com>
2989
2990 PR c++/87504
2991 * c-common.h (warn_tautological_cmp): Convert 1st param from
2992 location_t to const op_location_t &.
2993 * c-warn.c (find_array_ref_with_const_idx_r): Call fold_for_warn
2994 when testing for INTEGER_CST.
2995 (warn_tautological_bitwise_comparison): Convert 1st param from
2996 location_t to const op_location_t &; use it to build a
2997 binary_op_rich_location, and use this.
2998 (spelled_the_same_p): New function.
2999 (warn_tautological_cmp): Convert 1st param from location_t to
3000 const op_location_t &. Warn for macro expansions if
3001 spelled_the_same_p. Use binary_op_rich_location.
3002
dfd7fdca
DM		 30032018-12-19 David Malcolm <dmalcolm@redhat.com>
3004
3005 PR c++/43064
3006 PR c++/43486
3007 * c-common.c (unsafe_conversion_p): Fold any location wrapper.
3008 (verify_tree): Handle location wrappers.
3009 (c_common_truthvalue_conversion): Strip any location wrapper.
3010 Handle CONST_DECL.
3011 (fold_offsetof): Strip any location wrapper.
3012 (complete_array_type): Likewise for initial_value.
3013 (convert_vector_to_array_for_subscript): Call fold_for_warn on the
3014 index before checking for INTEGER_CST.
3015 * c-pretty-print.c (c_pretty_printer::primary_expression): Don't
3016 print parentheses around location wrappers.
3017 * c-warn.c (warn_logical_operator): Call fold_for_warn on op_right
3018 before checking for INTEGER_CST.
3019 (warn_tautological_bitwise_comparison): Call
3020 tree_strip_any_location_wrapper on lhs, rhs, and bitop's operand
3021 before checking for INTEGER_CST.
3022 (readonly_error): Strip any location wrapper.
3023 (warn_array_subscript_with_type_char): Strip location wrappers
3024 before checking for INTEGER_CST. Use the location of the index if
3025 available.
3026
5c8b3702
JM		 30272018-12-06 Jason Merrill <jason@redhat.com>
3028
3029 PR c++/88136 - -Wdeprecated-copy false positives
3030 * c.opt (Wdeprecated-copy-dtor): New.
3031 (Wdeprecated-copy): Move to -Wextra.
3032
673670da
MS		 30332018-11-29 Martin Sebor <msebor@redhat.com>
3034
3035 PR c/88172
3036 PR testsuite/88208
3037 * c-attribs.c (common_handle_aligned_attribute): Silently avoid setting
3038 alignments to values less than the target requires.
3039 (has_attribute): For attribute aligned consider both the attribute
3040 and the alignment bits.
3041 * c-common.c (c_init_attributes): Optionally issue a warning for
3042 zero alignment.
3043
04864ec8
MS		 30442018-11-28 Martin Sebor <msebor@redhat.com>
3045
3046 PR c/88065
3047 PR c/87297
3048 * c-warn.c (sizeof_pointer_memaccess_warning): Bail if source
3049 or destination is an error.
3050
ace83db0
JJ		 30512018-11-28 Jakub Jelinek <jakub@redhat.com>
3052
3053 PR c++/88215
3054 * c-ubsan.c: Include langhooks.h.
3055 (ubsan_instrument_division): Change gcc_assert that main variants
3056 of op0 and op1 types are equal to gcc_checking_assert that the
3057 main variants are compatible types.
3058
da193a27
EB		 30592018-11-27 Eric Botcazou <ebotcazou@adacore.com>
3060
3061 * c-ada-spec.c: Include stringpool.h.
3062 (has_static_fields): Return false for incomplete types.
3063 (is_tagged_type): Likewise.
3064 (has_nontrivial_methods): Likewise.
3065 (dump_ada_node) <INTEGER_TYPE>: Deal specifically with __int128.
3066 (struct overloaded_name_hash): New structure.
3067 (struct overloaded_name_hasher): Likewise.
3068 (overloaded_names): New global variable.
3069 (init_overloaded_names): New static function.
3070 (overloaded_name_p): New predicate.
3071 (dump_ada_declaration) <TYPE_DECL>: Tidy up and set TREE_VISITED
3072 on the TYPE_STUB_DECL of the original type of a typedef, if any.
3073 <FUNCTION_DECL>: Bail out for an unsupported overloaded name.
3074 Remove always-true condition and dump forward types.
3075 (dump_ada_specs): Delete overloaded_names.
3076
98f08eb8
MS		 30772018-11-20 Martin Sebor <msebor@redhat.com>
3078
3079 * c-attribs.c (type_for_vector_size): New function.
3080 (type_valid_for_vector_size): Same.
3081 (handle_vector_size_attribute): Move code to the functions above
3082 and call them.
3083 (validate_attribute, has_attribute): New functions.
3084 * c-common.h (has_attribute): Declare.
3085 (rid): Add RID_HAS_ATTRIBUTE_EXPRESSION.
3086 * c-common.c (c_common_resword): Same.
3087
2674fa47
JM		 30882018-11-16 Jason Merrill <jason@redhat.com>
3089
3090 * c-lex.c (c_common_has_attribute): Handle likely/unlikely.
3091 * c-attribs.c (attr_cold_hot_exclusions): Make public.
3092
258b3854
JJ		 30932018-11-16 Jakub Jelinek <jakub@redhat.com>
3094
3095 PR middle-end/87854
3096 * c-common.c (fix_string_type): Reject string literals larger than
3097 TYPE_MAX_VALUE (ssizetype) bytes.
3098
1d249509
MS		 30992018-11-15 Martin Sebor <msebor@redhat.com>
3100
3101 PR c++/87541
3102 PR c++/87542
3103 * c-attribs.c (positional_argument): New function.
3104 (handle_alloc_size_attribute): Use it and simplify.
3105 (handle_alloc_align_attribute): Same.
3106 (handle_assume_aligned_attribute): Same.
3107 (handle_nonnull_attribute): Same.
3108 * c-common.c (check_function_arguments): Pass fntype to
3109 check_function_format.
3110 * c-common.h (check_function_format): Add an argument.
3111 (PosArgFlags, positional_argument): Declare new type and function.
3112 * c-format.c (decode_format_attr): Add arguments.
3113 (check_format_string, get_constant): Same.
3114 (convert_format_name_to_system_name): Adjust.
3115
478dd60d
DM		 31162018-11-15 David Malcolm <dmalcolm@redhat.com>
3117
3118 PR other/19165
3119 * c-opts.c (c_diagnostic_finalizer): Add diagnostic_t param.
3120
8cca0163
JJ		 31212018-11-14 Jakub Jelinek <jakub@redhat.com>
3122
8ee09943
JJ		 3123 P1236R1 - Signed integers are two's complement
3124 * c-warn.c (maybe_warn_shift_overflow): Don't warn for c++2a.
3125 * c-ubsan.c (ubsan_instrument_shift): Make signed shifts
3126 with in-range second operand well defined for -std=c++2a.
3127
8cca0163
JJ		 3128 PR other/88007
3129 * c-common.c (parse_optimize_options): Allocate option string from
3130 opts_obstack rather than as GC memory. Move the allocation after
3131 warning for invalid option.
3132
620e594b
DM		 31332018-11-13 David Malcolm <dmalcolm@redhat.com>
3134
3135 * c-common.c (c_get_substring_location): Update for renaming of
3136 get_source_location_for_substring to get_location_within_string.
3137 * c-lex.c: Replace "source_location" with "location_t".
3138 * c-opts.c: Likewise.
3139 * c-ppoutput.c: Likewise.
3140
f9731de3
MS		 31412018-11-13 Martin Sebor <msebor@redhat.com>
3142
3143 PR middle-end/81824
3144 * c-attribs.c (handle_copy_attribute): Exclude inlining attributes.
3145 (handle_tls_model_attribute): Improve diagnostics.
3146
e4bd6d5e
JM		 31472018-11-12 Jason Merrill <jason@redhat.com>
3148
a6bb6b07
JM		 3149 * c-cppbuiltin.c (c_cpp_builtins): Define
3150 __cpp_impl_destroying_delete.
3151
e4bd6d5e
JM		 3152 * c-cppbuiltin.c (c_cpp_builtins): Change __cpp_explicit_bool to
3153 __cpp_conditional_explicit.
3154
79a2c428
MS		 31552018-11-09 Martin Sebor <msebor@redhat.com>
3156
3157 PR middle-end/81824
3158 * c-attribs.c (handle_copy_attribute): New function.
3159
4c7bd361
MS		 31602018-11-09 Martin Sebor <msebor@redhat.com>
3161
3162 PR c/87795
3163 * c-common.c (check_user_alignment): Use MAX_OFILE_ALIGNMENT.
3164
28567c40
JJ		 31652018-11-08 Jakub Jelinek <jakub@redhat.com>
3166
3167 * c-common.h (c_finish_omp_taskgroup): Add CLAUSES argument.
3168 (c_finish_omp_atomic): Replace bool SEQ_CST argument with
3169 enum omp_memory_order MEMORY_ORDER.
3170 (c_finish_omp_flush): Add MO argument.
3171 (c_omp_depend_t_p, c_finish_omp_depobj): Declare.
3172 (c_finish_omp_for): Add FINAL_P argument.
3173 * c-omp.c: Include memmodel.h.
3174 (c_finish_omp_taskgroup): Add CLAUSES argument. Set
3175 OMP_TASKGROUP_CLAUSES to it.
3176 (c_finish_omp_atomic): Replace bool SEQ_CST argument with
3177 enum omp_memory_order MEMORY_ORDER. Set OMP_ATOMIC_MEMORY_ORDER
3178 instead of OMP_ATOMIC_SEQ_CST.
3179 (c_omp_depend_t_p, c_finish_omp_depobj): New functions.
3180 (c_finish_omp_flush): Add MO argument, if not MEMMODEL_LAST, emit
3181 __atomic_thread_fence call with the given value.
3182 (check_omp_for_incr_expr): Formatting fixes.
3183 (c_finish_omp_for): Add FINAL_P argument. Allow NE_EXPR
3184 even in OpenMP loops, diagnose if NE_EXPR and incr expression
3185 is not constant expression 1 or -1. Transform NE_EXPR loops
3186 with iterators pointers to VLA into LT_EXPR or GT_EXPR loops.
3187 (c_omp_check_loop_iv_r): Look for orig decl of C++ range for
3188 loops too.
3189 (c_omp_split_clauses): Add support for combined
3190 #pragma omp parallel master and
3191 #pragma omp {,parallel }master taskloop{, simd} constructs.
3192 Handle OMP_CLAUSE_IN_REDUCTION. Handle OMP_CLAUSE_REDUCTION_TASK.
3193 Handle OMP_CLAUSE_NONTEMPORAL. Handle splitting OMP_CLAUSE_IF
3194 also to OMP_SIMD. Copy OMP_CLAUSE_LASTPRIVATE_CONDITIONAL.
3195 (c_omp_predetermined_sharing): Don't return
3196 OMP_CLAUSE_DEFAULT_SHARED for const qualified decls.
3197 * c-pragma.c (omp_pragmas): Add PRAGMA_OMP_DEPOBJ and
3198 PRAGMA_OMP_REQUIRES.
3199 * c-pragma.h (enum pragma_kind): Likewise.
3200 (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_NONTEMPORAL
3201 and PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
3202
204839e7
DM		 32032018-11-08 David Malcolm <dmalcolm@redhat.com>
3204
3205 * c-format.c (gcc_dump_printf_char_table): Add entry for %f.
3206
d8010ee4
DM		 32072018-11-08 David Malcolm <dmalcolm@redhat.com>
3208
3209 * c-format.c (local_cgraph_node_ptr_node): New variable.
3210 (gcc_dump_printf_char_table): Add entry for %C.
3211 (get_pointer_to_named_type): New function, taken from the handling
3212 code for "gimple *" from...
3213 (init_dynamic_diag_info): ...here. Add handling for
3214 "cgraph_node *".
3215 * c-format.h (T_CGRAPH_NODE): New.
3216
4be5c72c
JM		 32172018-10-19 Jason Merrill <jason@redhat.com>
3218
3219 * c-cppbuiltin.c (c_cpp_builtins): Add
3220 __cpp_nontype_template_parameter_class.
3221
f3f6029d
NS		 32222018-10-31 Nathan Sidwell <nathan@acm.org>
3223
ab5324fb
NS		 3224 * c-opts.c (c_finish_options): Force command line macro
3225 location. Refactor to avoid repeating main debug hook.
3226 (push_command_line_include): Clarify comment.
3227
f3f6029d
NS		 3228 * c-opts.c (c_finish_options): Adjust cpp_force_token_locations call.
3229
91e3ec29
MS		 32302018-10-30 Martin Sebor <msebor@redhat.com>
3231
3232 PR middle-end/87041
3233 * c-format.c (check_format_types): Avoid diagnosing null pointer
3234 arguments to printf-family of functions.
3235
b5ff4f5c
MP		 32362018-10-30 Marek Polacek <polacek@redhat.com>
3237
3238 Implement P0892R2, explicit(bool).
3239 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_explicit_bool.
3240
7e2de6df
DM		 32412018-10-29 David Malcolm <dmalcolm@redhat.com>
3242
3243 * name-hint.h (name_hint::take_deferred): New member function.
3244
b2bf438c
DM		 32452018-10-29 David Malcolm <dmalcolm@redhat.com>
3246
3247 PR c++/56856
3248 * c-common.c (check_function_sentinel): Call fold_for_warn on the
3249 argument.
3250 (check_function_restrict): Rename param "argarray" to
3251 "unfolded_argarray", and make a copy named "argarray", calling
3252 fold_for_warn on each argument.
3253 (check_function_arguments): Add note about responsibility for
3254 folding the arguments.
3255
9f936c86
JM		 32562018-10-17 Joseph Myers <joseph@codesourcery.com>
3257
3258 * c-common.c (flag_isoc2x): New variable.
3259 * c-common.h (clk_c): Update comment to reference C2X.
3260 (flag_isoc99, flag_isoc11): Update comments to reference future
3261 standard versions in general.
3262 (flag_isoc2x): Declare.
3263 * c-opts.c (set_std_c2x): New function.
3264 (c_common_handle_option): Handle -std=c2x and -std=gnu2x.
3265 (set_std_c89, set_std_c99, set_std_c11, set_std_c17): Set
3266 flag_isoc2x to 0.
3267 * c.opt (Wc11-c2x-compat, std=c2x, std=gnu2x): New options.
3268
7a8a92c4
JM		 32692018-10-17 Joseph Myers <joseph@codesourcery.com>
3270
3271 * c.opt (std=c17, std=c18, std=gnu17, std=gnu18, std=iso9899:2017)
3272 (std=iso9899:2018): Document C17 as published in 2018.
3273
4dc003ff
CL		 32742018-10-12 Christophe Lyon <christophe.lyon@linaro.org>
3275
3276 PR c++/87364
3277 * c-pretty-print.c (c_pretty_printer::constant): Fix typo.
3278
79371671
WW		 32792018-10-11 Will Wray <wjwray@gmail.com>
3280
3281 PR c++/87364
3282 * c-pretty-print.h (pp_c_type_cast): Prototype.
3283 (pp_c_integer_constant): Likewise.
3284 * c-pretty-print.c (pp_c_type_cast): No longer static.
3285 (pp_c_integer_constant): Likewise.
3286 (pp_c_enumeration_constant): Fix loop termination when finding
3287 name of constant. No longer returns a value. Call
3288 pp_c_integer_constant.
3289 (c_pretty_printer::constant): Update for changes to
3290 pp_c_enumeration_constant.
3291
46c62690
JJ		 32922018-10-11 Jakub Jelinek <jakub@redhat.com>
3293
3294 * c-lex.c (c_common_has_attribute): Return 201803 instead of 20180312
3295 for no_unique_address.
3296
c24300ba
DM		 32972018-10-09 David Malcolm <dmalcolm@redhat.com>
3298
3299 * c-common.c (c_option_controlling_cpp_error): Rename to...
3300 (c_option_controlling_cpp_diagnostic): ...this, and convert
3301 "reason" from int to enum.
3302 (c_cpp_error): Rename to...
3303 (c_cpp_diagnostic): ...this, converting level and reason to enums.
3304 * c-common.h (c_cpp_error): Rename to...
3305 (c_cpp_diagnostic): ...this, converting level and reason to enums.
3306 * c-opts.c (c_common_init_options): Update for renaming.
3307
8656dafa
RS		 33082018-10-08 Richard Sandiford <richard.sandiford@arm.com>
3309
3310 PR c/87286
3311 * c-common.c (vector_types_compatible_elements_p): Use
3312 INTEGRAL_TYPE_P instead of checking only for INTEGER_TYPE.
3313
8cff0652
VK		 33142018-10-04 Vinay Kumar <vinay.kumar@blackfigtech.com>
3315
3316 * c-attribs.c (get_priority): Add a warning flag warn_prio_ctor_dtor
3317 to generate constructor destructor priority warning.
3318 * c.opt (-Wprio-ctor-dtor): New option.
3319
bedf03a2
JM		 33202018-10-01 Jason Merrill <jason@redhat.com>
3321
3322 * c-lex.c (c_common_has_attribute): Add no_unique_address.
3323
6cc430c1
EB		 33242018-10-01 Eric Botcazou <ebotcazou@adacore.com>
3325
3326 * c-ada-spec.c (get_underlying_decl): Get to the main type variant.
3327 (dump_ada_node): Add const keyword.
3328
87677ac7
ML		 33292018-09-25 Martin Liska <mliska@suse.cz>
3330
3331 * c-common.c (c_common_truthvalue_conversion):
3332 Remove Pascal from documentation.
3333
518196cb
EB		 33342018-09-21 Eric Botcazou <ebotcazou@adacore.com>
3335
3336 * c-ada-spec.c: Include diagnostic.h.
3337 (dump_ada_declaration) <RECORD_TYPE>: Issue a warning on packed layout.
3338
a599af84
MP		 33392018-09-19 Marek Polacek <polacek@redhat.com>
3340
3341 * c.opt (Wclass-conversion): New.
3342
9c4a4b3c
DM		 33432018-09-17 David Malcolm <dmalcolm@redhat.com>
3344
3345 * c-format.c (range_label_for_format_type_mismatch::get_text):
3346 Update for new param.
3347
c896ecfe
DM		 33482018-09-17 David Malcolm <dmalcolm@redhat.com>
3349
3350 * c-format.c (format_warning_at_char): Update for introduction of
3351 format_string_diagnostic_t.
3352 (format_type_warning): Likewise.
3353
80c6d1f4
MJ		 33542018-09-17 Martin Jambor <mjambor@suse.cz>
3355
3356 PR c/63886
3357 * c.opt (Wabsolute-value): New.
3358
6d900107
BE		 33592018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3360
3361 * c-common.c (complete_flexible_array_elts): New helper function.
3362 * c-common.h (complete_flexible_array_elts): Declare.
3363
b5764229
BE		 33642018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3365
3366 * c-common.c (braced_list_to_string): Remove eval parameter.
3367 Add some more checks. Always create zero-terminated STRING_CST.
3368 * c-common.h (braced_list_to_string): Adjust prototype.
3369
85204e23
DM		 33702018-08-27 David Malcolm <dmalcolm@redhat.com>
3371
3372 PR 87091
3373 * c-common.c (c_cpp_error): Update for conversion of show_caret_p
3374 to a tri-state.
3375 (maybe_suggest_missing_token_insertion): Likewise.
3376 (maybe_add_include_fixit): Add param "override_location". If set,
3377 and source-printing is enabled, then override the rich_location's
3378 primary location with that of the insertion point for the fix-it
3379 hint, marking it with SHOW_LINES_WITHOUT_RANGE.
3380 * c-common.h (extern void maybe_add_include_fixit): Add bool
3381 param.
3382 * c-format.c (selftest::test_type_mismatch_range_labels): Update
3383 for conversion of show_caret_p to a tri-state.
3384 * c-warn.c (warn_for_restrict): Likewise.
3385 * known-headers.cc
3386 (suggest_missing_header::~suggest_missing_header): Update call to
3387 maybe_add_include_fixit to suggest overriding the location, as it
3388 is for a note.
3389
3d78e008
ML		 33902018-08-27 Martin Liska <mliska@suse.cz>
3391
3392 * c-common.c (check_function_restrict): Use new function
92a285c1
ML		 3393 fndecl_built_in_p and remove check for FUNCTION_DECL if
3394 possible.
3d78e008
ML		 3395 (check_builtin_function_arguments): Likewise.
3396 (reject_gcc_builtin): Likewise.
3397 * c-warn.c (sizeof_pointer_memaccess_warning): Likewise.
3398
b5be6d0c
MP		 33992018-08-26 Marek Polacek <polacek@redhat.com>
3400
3401 PR c++/87029, Implement -Wredundant-move.
3402 * c.opt (Wredundant-move): New option.
3403
79ca9c35
MP		 34042018-08-21 Marek Polacek <polacek@redhat.com>
3405
3406 PR c++/86981, Implement -Wpessimizing-move.
3407 * c.opt (Wpessimizing-move): New option.
3408
097f82ec
DM		 34092018-08-20 David Malcolm <dmalcolm@redhat.com>
3410
3411 PR other/84889
3412 * c-attribs.c (common_handle_aligned_attribute): Add
3413 auto_diagnostic_group instance.
3414 * c-indentation.c (warn_for_misleading_indentation): Likewise.
3415 * c-opts.c (c_common_post_options): Likewise.
3416 * c-warn.c (warn_logical_not_parentheses): Likewise.
3417 (warn_duplicated_cond_add_or_warn): Likewise.
3418 (warn_for_multistatement_macros): Likewise.
3419
3fb558b1
NS		 34202018-08-20 Nathan Sidwell <nathan@acm.org>
3421
3422 * c-ada-spec.c (macro_length, dump_ada_macros): Adjust macro parm
3423 access.
3424
800c0e98
NS		 34252018-08-17 Nathan Sidwell <nathan@acm.org>
3426
3427 * c-cppbuiltin.c (struct lazy_hex_fp_value_struct): Remove macro
3428 field.
3429 (laxy_hex_fp_value_count): Make unsigned.
3430 (lazy_hex_fp_value): Provided with macro & lazy number. Directly
3431 manipulate the macro.
3432 (builtin_defin_with_hex_fp_value): Adjust callback name, use
3433 cpp_define_lazily.
3434
6f795a92
DM		 34352018-08-17 David Malcolm <dmalcolm@redhat.com>
3436
3437 * c-format.c (enum format_type): Add gcc_dump_printf_format_type.
3438 (gcc_dump_printf_length_specs): New.
3439 (gcc_dump_printf_flag_pairs): New.
3440 (gcc_dump_printf_flag_specs): New.
3441 (gcc_dump_printf_char_table): New.
3442 (format_types_orig): Add entry for "gcc_dump_printf".
3443 (init_dynamic_diag_info): Set up length_char_specs and
3444 conversion_specs for gcc_dump_printf_format_type.
3445 (handle_format_attribute): Handle gcc_dump_printf_format_type.
3446
c5d725c0
NS		 34472018-08-17 Nathan Sidwell <nathan@acm.org>
3448
10f04917
NS		 3449 * c-ada-spec.c (macro_length, dump_ada_macros): Constify.
3450
c5d725c0
NS		 3451 * c-ada-spec.c: Don't #include "cpp-id-data.h"
3452 * c-cppbuiltin.c: Likewise.
3453
c0c12356
ML		 34542018-08-17 Martin Liska <mliska@suse.cz>
3455
3456 * c.opt: Remove Warn, Init and Report for options with
92a285c1
ML		 3457 Ignore/Deprecated flag. Warning is done automatically for
3458 Deprecated flags.
c0c12356 3459
10fcc142
DM		 34602018-08-16 David Malcolm <dmalcolm@redhat.com>
3461
3462 PR c++/70693
3463 * c-common.c (selftest::c_family_tests): Call
3464 selftest::c_indentation_c_tests.
3465 * c-common.h (selftest::c_indentation_c_tests): New decl.
3466 * c-indentation.c: Include "selftest.h".
3467 (next_tab_stop): Add "tab_width" param, rather than accessing
3468 cpp_opts.
3469 (get_visual_column): Likewise. Clarify comment. Bulletproof
3470 against reading past the end of the line.
3471 (get_first_nws_vis_column): Add "tab_width" param.
3472 (detect_intervening_unindent): Likewise.
3473 (should_warn_for_misleading_indentation): Read tab width from
3474 cpp_opts and pass around.
3475 (selftest::test_next_tab_stop): New test.
3476 (selftest::assert_get_visual_column_succeeds): New function.
3477 (ASSERT_GET_VISUAL_COLUMN_SUCCEEDS): New macro.
3478 (selftest::assert_get_visual_column_fails): New function.
3479 (ASSERT_GET_VISUAL_COLUMN_FAILS): New macro.
3480 (selftest::test_get_visual_column): New test.
3481 (selftest::c_indentation_c_tests): New function.
3482
3f6677f4
NS		 34832018-08-16 Nathan Sidwell <nathan@acm.org>
3484
3485 * c-ada-spec.c (count_ada_macro): Use cpp_user_macro_p.
3486 (store_ada_macro): Likewise.
3487 * c-ppoutput.c (cb_used_define, dump_macro): Likewise.
3488 * c-spellcheck.cc (should-suggest_as_macro_p): Likewise,
3489
96e6ae57
DM		 34902018-08-15 David Malcolm <dmalcolm@redhat.com>
3491
3492 * c-format.c: Include "selftest-diagnostic.h" and
3493 "gcc-rich-location.h".
3494 (format_warning_at_char): Pass NULL for new label params of
3495 format_warning_va.
3496 (class indirection_suffix): New class.
3497 (class range_label_for_format_type_mismatch): New class.
3498 (format_type_warning): Move logic for generating "*" suffix to
3499 class indirection_suffix. Create "fmt_label" and "param_label"
3500 to show their types, and pass them to the
3501 format_warning_at_substring calls.
3502 (selftest::test_type_mismatch_range_labels): New test.
3503 (selftest::c_format_c_tests): Call it.
3504
23aa9f7c
MS		 35052018-08-13 Martin Sebor <msebor@redhat.com>
3506
3507 PR tree-optimization/71625
3508 * c-common.c (braced_list_to_string): New function.
3509 * c-common.h (braced_list_to_string): Declare it.
3510
f10a9135
NS		 35112018-08-08 Nathan Sidwell <nathan@acm.org>
3512
3513 * c-common.c (try_to_locate_new_include_inertion_point): Use
3514 linemap_included_from_linemap.
3515 * c-lex.c (fe_file_change): Use linemap_included_from.
3516 * c-ppoutput.c (pp_file_change): Likewise.
3517
8a45b051
MS		 35182018-08-01 Martin Sebor <msebor@redhat.com>
3519
3520 PR tree-optimization/86650
ab20d992 3521 * c-format.c (gcc_tdiag_char_table): Update comment for "%G".
8a45b051
MS		 3522 (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Same.
3523 (init_dynamic_diag_info): Update from "gcall *" to "gimple *".
3524 * c-format.h (T89_G): Update to be "gimple *" rather than
3525 "gcall *".
3526 (local_gcall_ptr_node): Rename...
3527 (local_gimple_ptr_node): ...to this.
3528
e540ccc0
DM		 35292018-07-31 David Malcolm <dmalcolm@redhat.com>
3530
3531 * c-format.c (PP_FORMAT_CHAR_TABLE): New macro, based on existing
3532 table entries for gcc_diag_char_table, and the 'Z' entry from
3533 gcc_tdiag_char_table, changing the "chain" entry for 'Z' from
3534 &gcc_tdiag_char_table[0] to &gcc_diag_char_table[0].
3535 (gcc_diag_char_table): Use PP_FORMAT_CHAR_TABLE, implicitly
3536 adding missing "Z" for this table. Remove erroneous "G" and "K"
3537 entries.
3538 (gcc_tdiag_char_table): Use PP_FORMAT_CHAR_TABLE. Remove "v".
3539 (gcc_cdiag_char_table): Use PP_FORMAT_CHAR_TABLE.
3540 (gcc_cxxdiag_char_table): Use PP_FORMAT_CHAR_TABLE. Remove "v".
3541
425fc685
RE		 35422018-07-31 Richard Earnshaw <rearnsha@arm.com>
3543
3544 * c-common.c (speculation_safe_resolve_call): New function.
3545 (speculation_safe_resolve_params): New function.
3546 (speculation_safe_resolve_return): New function.
3547 (resolve_overloaded_builtin): Handle __builtin_speculation_safe_value.
3548 * c-cppbuiltin.c (c_cpp_builtins): Add pre-define for
3549 __HAVE_SPECULATION_SAFE_VALUE.
3550
181463c2
DM		 35512018-07-20 David Malcolm <dmalcolm@redhat.com>
3552
3553 * c-common.c (c_cpp_error): Remove redundant "line_table"
3554 parameter from call to rich_location::set_range.
3555 (maybe_suggest_missing_token_insertion): Likewise.
3556
0d7f9065
MS		 35572018-07-20 Martin Sebor <msebor@redhat.com>
3558
3559 PR middle-end/82063
ab20d992 3560 * c.opt (-Warray-bounds): Remove redundant -Wall.
0d7f9065 3561
00abf86c
MS		 35622018-07-20 Martin Sebor <msebor@redhat.com>
3563
3564 PR middle-end/82063
3565 * c-common.h (c_common_handle_option): Change function argument
3566 to HOST_WIDE_INT.
3567 * c-opts.c (c_common_init_options): Same.
3568 (c_common_handle_option): Same. Remove special handling of
3569 OPT_Walloca_larger_than_ and OPT_Wvla_larger_than_.
3570 * c.opt (-Walloc-size-larger-than, -Walloca-larger-than): Change
3571 options to take a HOST_WIDE_INT argument and accept a byte-size
3572 suffix. Initialize.
3573 (-Wvla-larger-than): Same.
3574 (-Wno-alloc-size-larger-than, -Wno-alloca-larger-than): New.
3575 (-Wno-vla-larger-than): Same.
3576
9b452033
JJ		 35772018-07-12 Jakub Jelinek <jakub@redhat.com>
3578
3579 * c-attribs.c (c_common_attribute_table): Add
3580 "omp declare target implicit" attribute.
3581
cd0762f3
RB		 35822018-07-12 Richard Biener <rguenther@suse.de>
3583
3584 PR c/86453
3585 * c-attribs.c (handle_packed_attribute): Do not build a variant
3586 type with TYPE_PACKED, instead ignore the attribute if we may
3587 not apply to the original type.
3588
0b27c3ed
JJ		 35892018-07-10 Jakub Jelinek <jakub@redhat.com>
3590
3591 PR c++/86443
3592 * c-omp.c (c_omp_check_loop_iv_r, c_omp_check_loop_iv): Allow declv
3593 to contain TREE_LIST for both the original class iterator and the
3594 "last" helper var.
3595
e730a0ef
EB		 35962018-07-07 Eric Botcazou <ebotcazou@adacore.com>
3597
3598 * c-ada-spec.c (to_ada_name): Remove index parameter.
3599 (pp_ada_tree_identifier): Likewise.
3600 (dump_ada_macros): Adjust call to to_ada_name.
3601 (struct overloaded_name_hash): Delete.
3602 (struct overloaded_name_hasher): Likewise.
3603 (overloaded_names): Likewise.
3604 (compute_overloading_index): Likewise.
3605 (dump_ada_decl_name): Do not call compute_overloading_index and
3606 adjust calls to pp_ada_tree_identifier.
3607 (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
3608 (dump_ada_import): Add spc parameter and switch to aspect syntax.
3609 (dump_ada_function_declaration): Adjust call to pp_ada_tree_identifier.
3610 (dump_ada_enum_type): Remove type and display_convention parameters.
3611 Adjust calls to pp_ada_tree_identifier.
3612 (dump_ada_node): Likewise and for dump_ada_structure.
3613 (dump_nested_type) <ENUMERAL_TYPE>: Adjust call to dump_ada_enum_type
3614 and tidy up.
3615 <RECORD_TYPE>: Adjust call to dump_ada_structure and switch to aspect
3616 syntax.
3617 (print_constructor): Adjust call to pp_ada_tree_identifier.
3618 (print_destructor): Likewise.
3619 (dump_ada_declaration): Switch to aspect syntax.
3620 (dump_ada_structure): Likewise and tidy up. Replace display_convention
3621 parameter with nested parameter.
3622 (dump_ads): Emit pragma Ada_2012 in lieu of pragma Ada_2005.
3623 (dump_ada_specs): Do not delete overloaded_names table.
3624
8de583fc
PB		 36252018-07-06 Peter Bergner <bergner@linux.ibm.com>
3626
3627 PR target/86324
e730a0ef 3628 * c-attribs.c (handle_mode_attribute): Call translate_mode_attribute
8de583fc
PB		 3629 target hook.
3630
09cff37b
NS		 36312018-07-05 Nathan Sidwell <nathan@acm.org>
3632
3633 * c-lex.c (fe_file_change): Check SYSTEM_IMPLICIT_EXTERN_C not
3634 NO_IMPLICIT_EXTERN_C.
3635
98086b2b
ML		 36362018-06-28 Martin Liska <mliska@suse.cz>
3637
3638 * cppspec.c: Include opt-suggestions.h.
3639
ab20d992
JJ		 36402018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
3641 Thomas Schwinge <thomas@codesourcery.com>
829c6349
CLT		 3642 Cesar Philippidis <cesar@codesourcery.com>
3643
3644 * c-pragma.h (enum pragma_omp_clause): Add
3645 PRAGMA_OACC_CLAUSE_{FINALIZE,IF_PRESENT}. Remove
3646 PRAGMA_OACC_CLAUSE_PRESENT_OR_{COPY,COPYIN,COPYOUT,CREATE}.
3647
f41b7612
JJ		 36482018-06-20 Jakub Jelinek <jakub@redhat.com>
3649
3650 PR c++/86210
3651 * c-common.c (check_nonnull_arg): Use fold_for_warn. Adjust obsolete
3652 comment.
3653
4252ccd7
MS		 36542018-06-18 Martin Sebor <msebor@redhat.com>
3655
3656 PR middle-end/85602
3657 * c-warn.c (sizeof_pointer_memaccess_warning): Check for attribute
3658 nonstring.
3659
e197e64e
KV		 36602018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3661
3662 * c-common.c (c_common_truthvalue_conversion): Handle ABSU_EXPR.
3663
34a7a230
JM		 36642018-06-13 Jason Merrill <jason@redhat.com>
3665
5cef3733
JM		 3666 * c-opts.c (c_common_post_options): Warn about useless -Wabi.
3667 (c_common_handle_option) [OPT_Wabi_]: Remove flag_abi_compat_version
3668 handling.
3669
34a7a230
JM		 3670 PR c++/86094 - wrong code with defaulted move ctor.
3671 * c-opts.c (c_common_post_options): Bump the current ABI version to
3672 13. Set warn_abi_version and flag_abi_compat_version to the current
3673 version rather than 0. Fix defaulting flag_abi_compat_version from
3674 warn_abi_version.
3675
bb0f14ae
MS		 36762018-06-12 Martin Sebor <msebor@redhat.com>
3677
3678 PR c/85931
3679 * c-warn.c (sizeof_pointer_memaccess_warning): Avoid warning when
3680 sizeof source and destination yields the same value.
3681
3713f2e2
ML		 36822018-06-12 Martin Liska <mliska@suse.cz>
3683
3684 * c.opt: Make MPX-related options as Deprecated.
3685
4af78ef8
DM		 36862018-06-08 David Malcolm <dmalcolm@redhat.com>
3687
3688 * c-pretty-print.c (c_pretty_printer::statement): Use TDF_NONE
3689 rather than 0.
3690
31db0fe0
ML		 36912018-06-08 Martin Liska <mliska@suse.cz>
3692
3693 * c-attribs.c (handle_bnd_variable_size_attribute): Remove support
3694 for MPX (macros, related functions, fields in cgraph_node, ...).
3695 (handle_bnd_legacy): Likewise.
3696 (handle_bnd_instrument): Likewise.
3697 * c.opt: Likewise.
3698
fe16acf2
JJ		 36992018-06-06 Jakub Jelinek <jakub@redhat.com>
3700
3701 PR c++/86068
3702 * c-cppbuiltin.c (c_cpp_builtins): Fix a typo, set
3703 __cpp_transactional_memory to 201500 instead of 210500.
3704
4dbdb49b
JM		 37052018-06-06 Jason Merrill <jason@redhat.com>
3706
3707 PR c++/85710 - ICE with -Wmemset-elt-size.
3708 * c-warn.c (warn_for_memset): Don't crash on incomplete element type.
3709
f8ad043f
JM		 37102018-06-01 Jason Merrill <jason@redhat.com>
3711
3712 * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_deduction_guides to
3713 201703.
3714
abc24d93
EB		 37152018-06-01 Eric Botcazou <ebotcazou@adacore.com>
3716
3717 * c-ada-spec.c (dump_ada_declaration) <TYPE_DECL>: Generate a forward
3718 declaration for a typedef independently of whether the declaration of
3719 the subtype is generated.
3720
d258f4aa
MS		 37212018-05-31 Martin Sebor <msebor@redhat.com>
3722
3723 PR c/82063
3724 * c.opt (-Wno-alloc-size-larger-than): New option.
3725
b67b9225
DP		 37262018-04-22 David Pagan <dave.pagan@oracle.com>
3727
3728 PR c/55976
3729 * c-opts.c (c_common_post_options): Set default for warn_return_type
ab20d992 3730 for C++/C++ with ObjC extensions only. For C, makes it possible to
b67b9225
DP		 3731 differentiate between default (no option), -Wreturn-type, and
3732 -Wno-return-type.
3733
04eb9c55
JM		 37342018-05-29 Jason Merrill <jason@redhat.com>
3735
3736 * c.opt (Winit-list-lifetime): New flag.
3737
b0c31bc6
BE		 37382018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3739
3740 * c-lex.c (get_fileinfo): Use splay_tree_compare_strings and
3741 splay_tree_delete_pointers.
3742
44284983
JJ		 37432018-05-26 Jakub Jelinek <jakub@redhat.com>
3744
3745 PR bootstrap/85921
3746 * c-warn.c (diagnose_mismatched_attributes): Remove unnecessary
3747 noinline variable to workaround broken kernel headers.
3748
b46b715d
JM		 37492018-05-18 Jason Merrill <jason@redhat.com>
3750
3751 * c.opt (Wdeprecated-copy): New flag.
3752
40659769
ML		 37532018-05-17 Martin Liska <mliska@suse.cz>
3754
3755 * c-warn.c (overflow_warning): Do not use
3756 space in between 'G_' and '('.
3757
403962ea
JM		 37582018-05-09 Jason Merrill <jason@redhat.com>
3759
3760 * c-common.c (valid_array_size_p): Add complain parameter.
3761 * c-common.h: ...which defaults to true.
3762
1c9ee609
JJ		 37632018-05-11 Jakub Jelinek <jakub@redhat.com>
3764
3765 PR c/85696
3766 * c-omp.c (c_omp_predetermined_sharing): Return
3767 OMP_CLAUSE_DEFAULT_SHARED for artificial vars with integral type.
3768
19916065
ML		 37692018-05-11 Martin Liska <mliska@suse.cz>
3770
92a285c1 3771 PR sanitizer/85556
19916065
ML		 3772 * c-attribs.c (handle_no_sanitize_attribute): Iterate all
3773 TREE_LIST values.
3774
79e7b1fe
JJ		 37752018-05-10 Jakub Jelinek <jakub@redhat.com>
3776
3777 PR c++/85662
3778 * c-common.h (fold_offsetof_1): Removed.
3779 (fold_offsetof): Add TYPE argument defaulted to size_type_node and
3780 CTX argument defaulted to ERROR_MARK.
3781 * c-common.c (fold_offsetof_1): Renamed to ...
3782 (fold_offsetof): ... this. Remove wrapper function. Add TYPE
3783 argument, convert the pointer constant to TYPE and use size_binop
3784 with PLUS_EXPR instead of fold_build_pointer_plus if type is not
3785 a pointer type. Adjust recursive calls.
3786
86c12f76
EB		 37872018-05-10 Eric Botcazou <ebotcazou@adacore.com>
3788
3789 PR c++/85400
3790 * c-attribs.c (handle_visibility_attribute): Do not set no_add_attrs.
3791
ee336e84
NS		 37922018-05-07 Nathan Sidwell <nathan@acm.org>
3793
3794 * c.opt (ffor-scope): Remove functionality, issue warning.
3795
6c072e21
NS		 37962018-05-03 Nathan Sidwell <nathan@acm.org>
3797
3798 * c.opt (ffriend-injection): Remove functionality, issue warning.
3799
2cc7d3a7
DM		 38002018-05-01 David Malcolm <dmalcolm@redhat.com>
3801
3802 PR c/84258
3803 * c-format.c (struct format_check_results): Add field
3804 "number_non_char".
3805 (check_format_info): Initialize it, and warn if encountered.
3806 (check_format_arg): Distinguish between wide char and
3807 everything else when detecting arrays of non-char.
3808
7761dfbe
DM		 38092018-04-30 David Malcolm <dmalcolm@redhat.com>
3810
3811 * c-format.c (get_corrected_substring): Update for
3812 location_get_source_line returning a char_span. Use a char_span
3813 when handling the prefix of the correction.
3814 * c-indentation.c (get_visual_column): Update for
3815 location_get_source_line returning a char_span.
3816 (get_first_nws_vis_column): Likewise.
3817
62e98ef1
DM		 38182018-03-29 David Malcolm <dmalcolm@redhat.com>
3819
3820 PR c++/84269
3821 * known-headers.cc (get_stdlib_header_for_name): Add various names
3822 from <assert.h>, <string.h>, and <memory.h>; add more names from
3823 <stdio.h>.
3824
a7dea617
JJ		 38252018-03-27 Jakub Jelinek <jakub@redhat.com>
3826
3827 PR c++/85061
3828 * c-common.c (fold_offsetof_1) <case COMPOUND_EXPR>: Assert that
3829 get_base_address of the second operand is a VAR_P, rather than the
3830 operand itself, and use gcc_checking_assert instead of gcc_assert.
3831
889a3a30
MP		 38322018-03-23 Marek Polacek <polacek@redhat.com>
3833
3834 PR c++/85045
3835 * c-pretty-print.c (c_pretty_printer::multiplicative_expression)
3836 <case RDIV_EXPR>: Tweak condition.
3837
452154b9
EB		 38382018-03-20 Eric Botcazou <ebotcazou@adacore.com>
3839
3840 * c-ada-spec.c (pp_ada_tree_identifier): Deal specifically with _Bool.
3841
63ecb626
JJ		 38422018-03-16 Jakub Jelinek <jakub@redhat.com>
3843
ce811fc4
JJ		 3844 PR c/84909
3845 * c-warn.c (conversion_warning): Replace "to to" with "to" in
3846 diagnostics.
3847
63ecb626
JJ		 3848 PR c/84910
3849 * c-warn.c (diagnose_mismatched_attributes): Remove trailing space from
3850 diagnostics.
3851
a1295eec
RB		 38522018-03-16 Richard Biener <rguenther@suse.de>
3853
3854 PR c/84873
3855 * c-gimplify.c (c_gimplify_expr): Revert previous change. Instead
3856 unshare the possibly folded expression.
3857
919674fb
RB		 38582018-03-15 Richard Biener <rguenther@suse.de>
3859
3860 PR c/84873
3861 * c-gimplify.c (c_gimplify_expr): Do not fold expressions.
3862
f99309b2
MS		 38632018-03-13 Martin Sebor <msebor@redhat.com>
3864
3865 PR tree-optimization/84725
3866 * c-attribs.c (handle_nonstring_attribute): Allow attribute nonstring
3867 with all three narrow character types, including their qualified forms.
3868
e9b9fa4c
MS		 38692018-03-12 Martin Sebor <msebor@redhat.com>
3870
3871 PR tree-optimization/83456
ab20d992 3872 * c-common.c (check_function_restrict): Return bool.
e9b9fa4c
MS		 3873 Restore checking of bounded built-in functions.
3874 (check_function_arguments): Also return the result
3875 of warn_for_restrict.
ab20d992
JJ		 3876 * c-common.c (check_function_restrict): Return bool.
3877 * c-warn.c (warn_for_restrict): Return bool.
e9b9fa4c 3878
0805d020
MP		 38792018-03-02 Marek Polacek <polacek@redhat.com>
3880
3881 PR c++/84171
3882 * c-warn.c (warn_for_sign_compare): Bail out if any of the operands
3883 is erroneous.
3884
ed2a2f08
TS		 38852018-03-02 Thomas Schwinge <thomas@codesourcery.com>
3886
3887 * c-attribs.c (c_common_attribute_table): Remove "cilk simd
3888 function".
3889
90abdde0
MP		 38902018-03-01 Marek Polacek <polacek@redhat.com>
3891
3892 PR c++/84639
3893 * c-attribs.c (common_handle_aligned_attribute): Don't use invalid
3894 alignment in computation.
3895
c6db43fa
EB		 38962018-02-28 Eric Botcazou <ebotcazou@adacore.com>
3897
3898 * c-ada-spec.c (dump_ada_node) <NULLPTR_TYPE>: New case.
3899 <REAL_TYPE>: Deal specifically with _Float128/__float128.
3900
9e25c7ed
EB		 39012018-02-28 Eric Botcazou <ebotcazou@adacore.com>
3902
3903 * c-ada-spec.c (dump_ada_double_name) <ENUMERAL_TYPE>: New case.
3904 (is_char_array): Take a type instead of a declaration.
3905 (dump_ada_array_type): Likewise.
3906 (is_simple_enum): Minor tweak.
3907 (dump_ada_enum_type): New function extracted from...
3908 (dump_ada_node) <ENUMERAL_TYPE>: ...here. Invoke it.
3909 <INTEGER_TYPE>: Remove unreachable code.
3910 <RECORD_TYPE>: Likewise. Minor tweaks.
3911 (dump_nested_type) <ARRAY_TYPE>: Adjust to above changes.
3912 <ENUMERAL_TYPE>: New case.
3913 <RECORD_TYPE>: Factor out common code.
3914 (dump_ada_declaration) <ARRAY_TYPE>: Adjust to above changes.
3915 Minor tweaks. Deal with enumeral types.
3916 (dump_ada_structure): Minor tweaks.
3917
09de3550
EB		 39182018-02-28 Eric Botcazou <ebotcazou@adacore.com>
3919
3920 * c-ada-spec.c (dump_ada_node) <POINTER_TYPE>: Do not use generic
3921 address for incomplete structures.
3922 (dump_forward_type): Do not bail out for incomplete structures.
3923 (dump_ada_declaration): Do not special-case incomplete structures
3924 for subtypes. Dump them as null records for types.
3925
095d8d4b
EB		 39262018-02-28 Eric Botcazou <ebotcazou@adacore.com>
3927
3928 * c-ada-spec.c (dump_ada_import): Use boolean and fix formatting.
3929 (is_char_array): Fix formatting.
3930 (dump_template_types): Likewise.
3931 (dump_generic_ada_node): Rename into...
3932 (dump_ada_node): ...this.
3933 <POINTER_TYPE>: Remove superfluous space. Use generic address for
3934 incomplete structures and not for empty structures. Do not use it
3935 when forward declarations are needed.
3936 (dump_forward_type): New function.
3937 (dump_nested_types): Remove FORWARD parameter. Do not consider
3938 TREE_VISITED and do not generate a forward declaration. Only dump
3939 original nested types for nested declaration.
3940 (dump_nested_type) <POINTER_TYPE>: Call dump_forward_type.
3941 <ARRAY_TYPE>: Likewise if the component type is an anonymous pointer.
3942 <RECORD_TYPE>: Do not consider TREE_VISITED.
3943 (dump_ada_declaration): Use booleans and fix formatting throughout.
3944 <TYPE_DECL>: Skip incomplete structures and not empty structures.
3945 Call dump_forward_type instead of dump_nested_types for a typedef.
3946 Remove superfluous check and adjust call to dump_nested_types.
3947 <POINTER_TYPE>: Call dump_forward_type and fall through.
3948 (dump_ada_struct_decl): Rename into...
3949 (dump_ada_structure): ...this. Do not special-case empty structures.
3950
d4cfd486
MS		 39512018-02-27 Martin Sebor <msebor@redhat.com>
3952
3953 PR c++/83871
3954 * c.opt (-Wmissing-attributes): New option.
3955
b22dbd03
ML		 39562018-02-21 Martin Liska <mliska@suse.cz>
3957
3958 * c.opt (Wcatch-value=): Add IntegerRange.
3959
883dfe2a
JM		 39602018-02-15 Jason Merrill <jason@redhat.com>
3961
3962 * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_deduction_guides.
3963
0444aa9c
NS		 39642018-02-09 Nathan Sidwell <nathan@acm.org>
3965
3966 PR c/84293
3967 * c-common.h (strict_aliasing_warning): Drop OTYPE arg, insert LOC
3968 arg.
3969 * c-warn.c (strict_aliasing_warning): Drop OTYPE arg, require LOC
3970 arg. Adjust.
3971
cea71f0a
MS		 39722018-02-09 Martin Sebor <msebor@redhat.com>
3973
3974 PR lto/84212
3975 * c.opt (-Wstringop-overflow, -Warray-bounds): Add LTO.
3976 (-Walloc-size-larger-than, -Wformat-truncation=): Same.
3977 (-Wmaybe-uninitialized, -Wnonnull, -Wrestrict): Same.
3978 (-Wstrict-overflow, -Wsuggest-attribute): Same.
3979 (-Wuninitialized): Same.
3980
8c8b7be5
EB		 39812018-02-09 Eric Botcazou <ebotcazou@adacore.com>
3982
3983 * c-ada-spec.c (dump_ada_declaration): Do not generate the 'constant'
3984 keyword for components.
3985
7c30b12a
PC		 39862018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
3987
3988 * c-common.h (DECL_UNNAMED_BIT_FIELD): New.
3989
eece7fe5
JK		 39902018-02-02 Julia Koval <julia.koval@intel.com>
3991
3992 * c-common.h (omp_clause_mask): Move to wide_int_bitmask.h.
3993
7d07a93a
MP		 39942018-01-29 Marek Polacek <polacek@redhat.com>
3995
3996 PR c/83966
3997 * c-format.c (check_function_format): Check current_function_decl.
3998
53723269
JJ		 39992018-01-27 Jakub Jelinek <jakub@redhat.com>
4000
4001 * c-cppbuiltin.c (c_cpp_builtins): Use ggc_strdup for the fp_suffix
4002 argument.
4003 (LAZY_HEX_FP_VALUES_CNT): Define.
4004 (lazy_hex_fp_values): Allow up to LAZY_HEX_FP_VALUES_CNT lazy hex fp
4005 values rather than just 12.
4006 (builtin_define_with_hex_fp_value): Likewise.
4007
7365279f
BK		 40082018-01-18 Boris Kolpackov <boris@codesynthesis.com>
4009
92a285c1
ML		 4010 PR other/70268
4011 * c.opt (-fmacro-prefix-map): New option.
4012 * c-opts.c (c_common_handle_option): Handle it.
4013 * c-lex.c (init_c_lex): Set remap_filename cpp callback.
4014 * c-ppoutput.c (init_pp_output): Likewise.
7365279f 4015
bb9869d5
DM		 40162018-01-17 David Malcolm <dmalcolm@redhat.com>
4017
4018 PR c++/83814
4019 * c-common.c (fold_for_warn): Move to c/c-fold.c and cp/expr.c.
4020
68dc87c3
EB		 40212018-01-10 Eric Botcazou <ebotcazou@adacore.com>
4022
4023 * c-ada-spec.c (dump_number): Add FLOAT_P parameter.
4024 Skip 'f' and 'F' characters if it is true.
4025 (store_ada_macro): Minor tweak.
4026 (dump_ada_macros) <CPP_COMMENT>: Likewise.
4027 <CPP_WSTRING>: Likewise.
4028 <CPP_STRING>: Output '&' in the buffer if not the first string.
4029 <CPP_NUMBER>: Adjust calls to dump_number.
4030
9a004410
DM		 40312018-01-10 David Malcolm <dmalcolm@redhat.com>
4032
4033 PR c++/43486
4034 * c-common.c: Include "selftest.h".
4035 (get_atomic_generic_size): Perform the test for integral type
4036 before the range test for any integer constant, fixing indentation
4037 of braces. Call fold_for_warn before testing for an INTEGER_CST.
4038 (reject_gcc_builtin): Strip any location wrapper from EXPR.
4039 (selftest::test_fold_for_warn): New function.
4040 (selftest::c_common_c_tests): New function.
4041 (selftest::c_family_tests): Call it, and
4042 selftest::c_pretty_print_c_tests.
4043 * c-common.h (selftest::c_pretty_print_c_tests): New decl.
4044 * c-format.c (check_format_arg): Convert VAR_P check to a
4045 fold_for_warn.
4046 * c-pretty-print.c: Include "selftest.h".
4047 (pp_c_cast_expression): Don't print casts for location wrappers.
4048 (selftest::assert_c_pretty_printer_output): New function.
4049 (ASSERT_C_PRETTY_PRINTER_OUTPUT): New macro.
4050 (selftest::test_location_wrappers): New function.
4051 (selftest::c_pretty_print_c_tests): New function.
4052 * c-warn.c (warn_for_memset): Call fold_for_warn on the arguments.
4053
5c0caeb3
RS		 40542018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4055 Alan Hayward <alan.hayward@arm.com>
4056 David Sherwood <david.sherwood@arm.com>
4057
4058 * c-common.c (c_common_type_for_mode): Handle MODE_VECTOR_BOOL.
4059
73a699ae
RS		 40602018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4061 Alan Hayward <alan.hayward@arm.com>
4062 David Sherwood <david.sherwood@arm.com>
4063
4064 * c-ubsan.c (ubsan_instrument_shift): Treat GET_MODE_BITSIZE
4065 as polynomial.
4066
928686b1
RS		 40672018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4068 Alan Hayward <alan.hayward@arm.com>
4069 David Sherwood <david.sherwood@arm.com>
4070
4071 * c-common.c (vector_types_convertible_p, c_build_vec_perm_expr)
4072 (convert_vector_to_array_for_subscript): Handle polynomial
4073 TYPE_VECTOR_SUBPARTS.
4074 (c_common_type_for_mode): Check valid_vector_subparts_p.
4075 * c-pretty-print.c (pp_c_initializer_list): Handle polynomial
4076 VECTOR_CST_NELTS.
4077
85ec4feb
JJ		 40782018-01-03 Jakub Jelinek <jakub@redhat.com>
4079
4080 Update copyright years.
4081
170a8bd6 40822017-12-22 Mike Stump <mikestump@comcast.net>
92a285c1 4083 Eric Botcazou <ebotcazou@adacore.com>
170a8bd6
EB		 4084
4085 * c-pragma.c (init_pragma): Register pragma GCC unroll.
4086 * c-pragma.h (enum pragma_kind): Add PRAGMA_UNROLL.
4087
ab20d992 40882017-12-22 Alexandre Oliva <aoliva@redhat.com>
18408e96
AO		 4089
4090 PR debug/83527
4091 PR debug/83419
4092 * c-semantics.c (only_debug_stmts_after_p): New.
4093 (pop_stmt_list): Clear side effects in debug-only stmt list.
4094 Check for single nondebug stmt followed by debug stmts only.
4095
c12d20d4
AO		 40962017-12-21 Alexandre Oliva <aoliva@redhat.com>
4097
4098 PR debug/83419
4099 * c-semantics.c (pop_stmt_list): Propagate side effects from
4100 single nondebug stmt to container list.
4101
01512446
JJ		 41022017-12-19 Jakub Jelinek <jakub@redhat.com>
4103
4104 * known-headers.cc (get_stdlib_header_for_name): Replace Yoda
4105 conditions with typical order conditions.
4106
82cfbd01
MP		 41072017-12-18 Marek Polacek <polacek@redhat.com>
4108
4109 * c-warn.c (warn_logical_operator): Return early if -Wlogical-op is
4110 not in effect.
4111
99da11ec
MS		 41122017-12-17 Martin Sebor <msebor@redhat.com>
4113
4114 * c-attribs.c (common_handle_aligned_attribute): Avoid issuing
4115 an error for attribute warn_if_not_aligned.
4116
cc8bea0a
MS		 41172017-12-16 Martin Sebor <msebor@redhat.com>
4118
4119 PR tree-optimization/78918
4120 * c-common.c (check_function_restrict): Avoid checking built-ins.
4121 * c.opt (-Wrestrict): Include in -Wall.
4122
4849deb1
JJ		 41232017-12-15 Jakub Jelinek <jakub@redhat.com>
4124
4125 * c-attribs.c (c_common_attribute_table,
4126 c_common_format_attribute_table): Swap affects_type_identity
4127 and handler fields, adjust comments.
4128
c65e18d3
BE		 41292017-12-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4130
4131 * c.opt (Wcast-function-type): New warning option.
4132 * c-lex.c (get_fileinfo): Avoid warning.
4133 * c-ppoutput.c (scan_translation_unit_directives_only): Remove cast.
4134
2004617a
QZ		 41352017-12-14 Qing Zhao <qing.zhao@oracle.com>
4136
7365279f 4137 PR middle_end/79538
2004617a
QZ		 4138 * c-cppbuiltin.c (builtin_define_with_hex_fp_value):
4139 Adjust the size of buf1 and buf2, add a new buf to avoid
4140 format-overflow warning.
4141
ab20d992 41422017-12-12 Alexandre Oliva <aoliva@redhat.com>
96a95ac1
AO		 4143
4144 * c-semantics.c (pop_stmt_list): Move begin stmt marker into
4145 subsequent statement list.
4146
5d9ae53d
MS		 41472017-12-07 Martin Sebor <msebor@redhat.com>
4148
4149 PR c/81544
4150 PR c/81566
4151 * c-attribs.c (attr_aligned_exclusions): New array.
4152 (attr_alloc_exclusions, attr_cold_hot_exclusions): Same.
4153 (attr_common_exclusions, attr_const_pure_exclusions): Same.
4154 (attr_gnu_inline_exclusions, attr_inline_exclusions): Same.
4155 (attr_noreturn_exclusions, attr_returns_twice_exclusions): Same.
4156 (attr_warn_unused_result_exclusions): Same.
4157 (handle_hot_attribute, handle_cold_attribute): Simplify.
4158 (handle_const_attribute): Warn on function returning void.
4159 (handle_pure_attribute): Same.
4160 (handle_aligned_attribute): Diagnose conflicting attribute
4161 specifications.
4162 * c-warn.c (diagnose_mismatched_attributes): Simplify.
4163
c79144f8
DM		 41642017-12-06 David Malcolm <dmalcolm@redhat.com>
4165
4166 PR c/83236
4167 * c-common.c (selftest::c_family_tests): Call
4168 selftest::c_spellcheck_cc_tests.
4169 * c-common.h (selftest::c_spellcheck_cc_tests): New decl.
4170 * c-spellcheck.cc: Include "selftest.h".
4171 (name_reserved_for_implementation_p): New function.
4172 (should_suggest_as_macro_p): New function.
4173 (find_closest_macro_cpp_cb): Move the check for NT_MACRO to
4174 should_suggest_as_macro_p and call it.
4175 (selftest::test_name_reserved_for_implementation_p): New function.
4176 (selftest::c_spellcheck_cc_tests): New function.
4177 * c-spellcheck.h (name_reserved_for_implementation_p): New decl.
4178
613bc14f
DM		 41792017-12-06 David Malcolm <dmalcolm@redhat.com>
4180
4181 * c-spellcheck.cc: New file, taken from macro-handling code in
4182 spellcheck-tree.c.
4183 * c-spellcheck.h: New file, taken from macro-handling code in
4184 spellcheck-tree.h.
4185
e76c7157
JJ		 41862017-12-01 Jakub Jelinek <jakub@redhat.com>
4187
4188 * c-attribs.c (c_common_attribute_table): Remove "cilk simd function"
4189 attribute.
4190 (handle_simd_attribute): Don't check for "cilk simd function"
4191 attribute. Reindent, formatting changes.
4192
b0da4034
JK		 41932017-11-30 Julia Koval <julia.koval@intel.com>
4194
4195 * c-common.h (inv_list): Remove.
4196
058f0b9e
JJ		 41972017-11-28 Jakub Jelinek <jakub@redhat.com>
4198
4199 PR sanitizer/81275
4200 * c-common.c (c_switch_covers_all_cases_p_1,
4201 c_switch_covers_all_cases_p): New functions.
4202 * c-common.h (c_switch_covers_all_cases_p): Declare.
4203
5e9d6aa4 42042017-11-28 Julia Koval <julia.koval@intel.com>
92a285c1 4205 Sebastian Peryt <sebastian.peryt@intel.com>
5e9d6aa4
JK		 4206
4207 * array-notation-common.c: Delete.
4208 * c-cilkplus.c: Ditto.
4209 * c-common.c (_Cilk_spawn, _Cilk_sync, _Cilk_for): Remove.
4210 * c-common.def (ARRAY_NOTATION_REF): Remove.
4211 * c-common.h (RID_CILK_SPAWN, build_array_notation_expr,
4212 build_array_notation_ref, C_ORT_CILK, c_check_cilk_loop,
4213 c_validate_cilk_plus_loop, cilkplus_an_parts,
4214 cilk_ignorable_spawn_rhs_op,
4215 cilk_recognize_spawn): Remove.
4216 * c-gimplify.c (CILK_SPAWN_STMT): Remove.
4217 * c-omp.c: Remove CILK_SIMD check.
4218 * c-pragma.c: Ditto.
4219 * c-pragma.h: Remove CILK related pragmas.
4220 * c-pretty-print.c (c_pretty_printer::postfix_expression): Remove
4221 ARRAY_NOTATION_REF condition.
4222 (c_pretty_printer::expression): Ditto.
4223 * c.opt (fcilkplus): Remove.
4224 * cilk.c: Delete.
4225
1af4ebf5
MG		 42262017-11-21 Marc Glisse <marc.glisse@inria.fr>
4227
4228 * c-pretty-print.c (pp_c_additive_expression,
4229 c_pretty_printer::expression): Handle POINTER_DIFF_EXPR.
4230
d44ed508
JJ		 42312017-11-21 Jakub Jelinek <jakub@redhat.com>
4232
7d2f0f9b
JJ		 4233 * c-common.c (get_nonnull_operand): Use tree_to_uhwi.
4234
d44ed508
JJ		 4235 PR c++/83059
4236 * c-common.c (get_atomic_generic_size): Use TREE_INT_CST_LOW
4237 instead of tree_to_uhwi, formatting fix.
4238
26edace6
DM		 42392017-11-20 David Malcolm <dmalcolm@redhat.com>
4240
4241 PR c/81404
4242 * known-headers.cc: New file, based on material from c/c-decl.c.
4243 (suggest_missing_header): Copied as-is.
4244 (get_stdlib_header_for_name): New, based on get_c_name_hint but
4245 heavily edited to add C++ support. Add some knowledge about
4246 <limits.h>, <stdint.h>, and <wchar.h>.
4247 * known-headers.h: Likewise.
4248
6c7a259b
DM		 42492017-11-20 David Malcolm <dmalcolm@redhat.com>
4250
4251 * c-common.h (enum lookup_name_fuzzy_kind): Move to name-hint.h.
4252 (lookup_name_fuzzy): Likewise. Convert return type from
4253 const char * to name_hint. Add location_t param.
4254 * name-hint.h: New header.
4255
f9c59f7e
JJ		 42562017-11-19 Jakub Jelinek <jakub@redhat.com>
4257
4258 PR c/66618
4259 PR c/69960
4260 * c-common.h (c_fully_fold): Add LVAL argument defaulted to false.
4261
1e39313a
JM		 42622017-11-16 Joseph Myers <joseph@codesourcery.com>
4263
4264 * c.opt (-std=c17, std=gnu17, -std=iso9899:2017): Refer to 2018
4265 expected publication date of C17.
4266 (-std=c18, -std=gnu18, -std=iso9899:2018): New option aliases.
4267
3ca0dc60
JM		 42682017-11-15 Joseph Myers <joseph@codesourcery.com>
4269
4270 PR c/81156
4271 * c-common.c (c_common_reswords): Add __builtin_tgmath.
4272 * c-common.h (enum rid): Add RID_BUILTIN_TGMATH.
4273
025d57f0
MS		 42742017-11-10 Martin Sebor <msebor@redhat.com>
4275
4276 PR c/81117
4277 * c-common.c (catenate_strings): Use memcpy instead of strncpy.
4278 * c-warn.c (sizeof_pointer_memaccess_warning): Handle arrays.
4279 * c.opt (-Wstringop-truncation): New option.
4280
1b6fa695
ML		 42812017-11-06 Martin Liska <mliska@suse.cz>
4282
4283 PR middle-end/82404
4284 * c-opts.c (c_common_post_options): Set -Wreturn-type for C++
4285 FE.
4286 * c.opt: Set default value of warn_return_type.
4287
64a5912c
DM		 42882017-10-31 David Malcolm <dmalcolm@redhat.com>
4289
4290 * c-common.c (binary_op_error): Update for renaming of
4291 error_at_rich_loc.
4292 (c_parse_error): Likewise.
4293 * c-warn.c (warn_logical_not_parentheses): Likewise for
4294 renaming of inform_at_rich_loc.
4295 (warn_for_restrict): Likewise for renaming of
4296 warning_at_rich_loc_n.
4297
c76dc9c3
JM		 42982017-10-30 Joseph Myers <joseph@codesourcery.com>
4299
4300 * c.opt (std=c17, std=gnu17, std=iso9899:2017): New options.
4301 * c-opts.c (set_std_c17): New function.
4302 (c_common_init_options): Use gnu17 as default C version.
4303 (c_common_handle_option): Handle -std=c17 and -std=gnu17.
4304
ee5fd23a
MM		 43052017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4306
4307 * c-cppbuiltin.c (mode_has_fma): Add support for PowerPC KFmode.
4308 (c_cpp_builtins): If a machine has a fast fma _Float<N> and
4309 _Float<N>X variant, define __FP_FAST_FMA<N> and/or
4310 __FP_FAST_FMA<N>X.
4311
d1047465
MP		 43122017-10-23 Marek Polacek <polacek@redhat.com>
4313
4314 PR c/82681
4315 * c-warn.c (warnings_for_convert_and_check): Fix typos.
4316
9e878cf1
EB		 43172017-10-19 Eric Botcazou <ebotcazou@adacore.com>
4318
4319 * c-common.c (check_builtin_function_arguments): Also check arguments
4320 of __builtin_alloca_with_align_and_max.
4321
89b6abbb
DM		 43222017-10-17 David Malcolm <dmalcolm@redhat.com>
4323
4324 * c-format.c (format_warning_at_char): Pass UNKNOWN_LOCATION
4325 rather than NULL to format_warning_va.
4326 (check_format_types): Likewise when calling format_type_warning.
4327 Remove code to extract source_ranges and source_range * in favor
4328 of just a location_t.
4329 (format_type_warning): Convert source_range * param to a
4330 location_t.
4331
39382c09
JJ		 43322017-10-13 Jakub Jelinek <jakub@redhat.com>
4333
4334 * c-gimplify.c (c_gimplify_expr): Handle [LR]ROTATE_EXPR like
4335 [LR]SHIFT_EXPR.
4336
62e1c678
DM		 43372017-10-12 David Malcolm <dmalcolm@redhat.com>
4338
4339 * c-common.c (enum missing_token_insertion_kind): New enum.
4340 (get_missing_token_insertion_kind): New function.
4341 (maybe_suggest_missing_token_insertion): New function.
4342 * c-common.h (maybe_suggest_missing_token_insertion): New decl.
4343
b90c9338
NS		 43442017-10-11 Nathan Sidwell <nathan@acm.org>
4345
4346 * c-opts.c (add_prefixed_path): Change chain to incpath_kind.
4347 (c_common_handle_option): Update incpath_kind names.
4348
3a266bcd
ML		 43492017-10-11 Martin Liska <mliska@suse.cz>
4350
4351 PR sanitizer/82490
4352 * c-attribs.c (handle_no_sanitize_attribute): Report directly
4353 Wattributes warning.
4354
8e6cdc90
RS		 43552017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
4356
4357 * c-ada-spec.c (dump_generic_ada_node): Use wi::to_wide when
4358 operating on trees as wide_ints.
4359 * c-common.c (pointer_int_sum): Likewise.
4360 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4361 * c-warn.c (match_case_to_enum_1): Likewise.
4362 (c_do_switch_warnings): Likewise.
4363 (maybe_warn_shift_overflow): Likewise.
4364
802b38c9
JJ		 43652017-10-10 Jakub Jelinek <jakub@redhat.com>
4366
4367 PR c/82437
4368 * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_wide
4369 instead of wide_int::from.
4370
4e34b338
JJ		 43712017-10-06 Jakub Jelinek <jakub@redhat.com>
4372
4373 PR c/82437
4374 * c-warn.c (warn_tautological_bitwise_comparison): Instead of
4375 using to_widest use wide_int with the larger of the two precisions.
4376
4bc4b2b4
BE		 43772017-10-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
4378
4379 * c-pretty-print.c (pp_c_parameter_type_list): Print ... for variadic
4380 functions.
4381
a1488398
RS		 43822017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
4383
4384 * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_widest
4385 when combining the original unconverted comparison operands.
4386
01c9fb68
JJ		 43872017-09-29 Jakub Jelinek <jakub@redhat.com>
4388
4389 * c-attribs.c (handle_noipa_attribute): Don't add "stack_protect"
4390 attribute.
4391
6e3e8419
EB		 43922017-09-29 Eric Botcazou <ebotcazou@adacore.com>
4393
4394 * c-ada-spec.c (to_ada_name): Add index parameter.
4395 (pp_ada_tree_identifier): Likewise.
4396 (dump_ada_macros): Adjust call to to_ada_name.
4397 (struct overloaded_name_hash): New type.
4398 (struct overloaded_name_hasher): Likewise.
4399 (overloaded_names): New hash table.
4400 (compute_overloading_index): New function.
4401 (dump_ada_decl_name): Call it and pass the result to
4402 pp_ada_tree_identifier.
4403 (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
4404 (dump_ada_function_declaration): Likewise.
4405 (dump_generic_ada_node): Likewise.
4406 (print_constructor): Likewise.
4407 (print_destructor): Likewise.
4408 (dump_ada_specs): Delete overloaded_names table.
4409
79310774
EB		 44102017-09-29 Eric Botcazou <ebotcazou@adacore.com>
4411
4412 * c-ada-spec.c (max_ada_macros): Move around.
4413 (store_ada_macro_index): Likewise.
4414 (source_file): Rename into...
4415 (macro_source_file): ...this.
4416 (count_ada_macro): Move around.
4417 (store_ada_macro): Likewise.
4418 (compare_macro): Likewise.
4419 (print_ada_macros): Merge in...
4420 (dump_ada_macros): ...this.
4421 (source_file_base): Rename into...
4422 (current_source_file): ...this.
4423 (print_comment): Move around.
4424 (dump_ada_nodes): Call dump_ada_declaration directly.
4425 (struct with): Change type of limited field to bool.
4426 (append_withs): Change type of limited_access parameter to bool.
4427 (pp_ada_tree_identifie): Likewise.
4428 (dump_ada_decl_nam): Likewise.
4429 (dump_generic_ada_node): Likewise. Do not print the return type.
4430 (to_ada_name): Change type of space_found parameter to bool.
4431 (dump_ada_function_declaration): Return void and change type of
4432 parameters to bool. Also print the return type for a function.
4433 (print_ada_methods): Rename into...
4434 (dump_ada_methods): ...this.
4435 (print_ada_declaration): Rename into ...
4436 (dump_ada_declaration): ...this. Do not print the return type.
4437 (print_ada_struct_decl): Rename into...
4438 (dump_ada_struct_decl): ...this.
4439
7d386d45
JJ		 44402017-09-29 Jakub Jelinek <jakub@redhat.com>
4441
4442 * c-attribs.c (handle_packed_attribute): Test DECL_C_BIT_FIELD
4443 rather than DECL_INITIAL.
4444 (common_handle_aligned_attribute): Likewise.
4445
ab20d992 44462017-09-20 Alexandre Oliva <aoliva@redhat.com>
9ed32e27
AO		 4447
4448 * c.opt (gen-decls): Add RejectNegative.
4449
026a79f7
AS		 44502017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
4451 Jakub Jelinek <jakub@redhat.com>
4452
4453 Add support for -std=c++2a.
4454 * c-common.h (cxx_dialect): Add cxx2a as a dialect.
4455 * opt.c: Add options for -std=c++2a and -std=gnu++2a.
4456 * c-opts.c (set_std_cxx2a): New.
4457 (c_common_handle_option): Set options when -std=c++2a is enabled.
4458 (c_common_post_options): Adjust comments.
4459 (set_std_cxx14, set_std_cxx17): Likewise.
4460
4a8ca690
EB		 44612017-09-15 Eric Botcazou <ebotcazou@adacore.com>
4462
4463 * c-pragma.c (handle_pragma_scalar_storage_order): Expand on error
4464 message for non-uniform endianness and issue a warning in C++.
4465
7b936140
JJ		 44662017-09-15 Jakub Jelinek <jakub@redhat.com>
4467
4468 * c.opt (Wc++1z-compat): Change from option to undocumented alias.
4469 (Wc++17-compat): Change from undocumented alias to option.
4470 (Wnoexcept-type): Enable by Wc++17-compat instead of Wc++1z-compat,
4471 change C++1z to C++17 in description.
4472 (std=c++1z, std=gnu++1z): Change from option to undocumented
4473 deprecated alias.
4474 (std=c++17, std=gnu++17): Change from undocumented alias to option.
4475 Adjust description.
4476 * c-common.h (enum cxx_dialect): Rename cxx1z to cxx17.
4477 * c-opts.c (set_std_cxx1z): Rename to ...
4478 (set_std_cxx17): ... this.
4479 (c_common_handle_option): Rename OPT_std_c__1z to OPT_std_c__17
4480 and OPT_std_gnu__1z to OPT_std_gnu__17. Adjust set_std_cxx1z
7365279f 4481 caller.
7b936140
JJ		 4482 (c_common_post_options): Use cxx17 instead of cxx1z. Adjust
4483 comments.
4484
12263f13
L		 44852017-09-12 H.J. Lu <hongjiu.lu@intel.com>
4486
4487 * c-attribs.c (common_handle_aligned_attribute): Don't warn
4488 function alignment if warn_if_not_aligned_p is true.
4489
6836632e
NS		 44902017-09-12 Nathan Sidwell <nathan@acm.org>
4491
4492 * c-common.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
4493 resort_sorted_fields): Move to c/c-decl.c.
4494 * c-common.h (field_decl_cmp, resort_sorted_fields): Delete.
4495 (struct sorted_fields_type): Move to c/c-lang.h.
4496
019bf9ad
JW		 44972017-09-09 Jonathan Wakely <jwakely@redhat.com>
4498
4499 PR c++/81852
4500 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.
4501
bc7fe952
MP		 45022017-09-04 Marek Polacek <polacek@redhat.com>
4503
4504 PR c/81783
4505 * c-warn.c (warn_tautological_bitwise_comparison): New function.
4506 (warn_tautological_cmp): Call it.
4507
ab20d992 45082017-09-01 Boris Kolpackov <boris@codesynthesis.com>
de7c2c6a
BK		 4509
4510 * c-opts.c (c_common_finish): Write dependency information even if
4511 there are errors.
4512
d2e05fcb
JJ		 45132017-09-01 Jakub Jelinek <jakub@redhat.com>
4514
4515 PR c/81887
4516 * c-pragma.c (omp_pragmas): Move "ordered" entry from here to ...
4517 (omp_pragmas_simd): ... here.
4518 * c-omp.c (c_finish_omp_ordered): If clauses isn't simd clause alone,
4519 create new clauses list containing just simd clause.
4520
18e2a8b8
RS		 45212017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4522 Alan Hayward <alan.hayward@arm.com>
4523 David Sherwood <david.sherwood@arm.com>
4524
4525 * c-attribs.c (vector_mode_valid_p) Fold GET_MODE_INNER call
4526 into scalar_mode_supported_p call.
4527 (handle_mode_attribute): Update call to scalar_mode_supported_p.
4528
16d22000
RS		 45292017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4530 Alan Hayward <alan.hayward@arm.com>
4531 David Sherwood <david.sherwood@arm.com>
4532
4533 * c-common.c (c_common_fixed_point_type_for_size): Use opt_scalar_mode
4534 for the mode iterator.
4535
b397965c
RS		 45362017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4537 Alan Hayward <alan.hayward@arm.com>
4538 David Sherwood <david.sherwood@arm.com>
4539
4540 * c-lex.c (interpret_fixed): Use SCALAR_TYPE_MODE.
4541 * c-common.c (c_build_vec_perm_expr): Likewise.
4542
357b7604
RS		 45432017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4544 Alan Hayward <alan.hayward@arm.com>
4545 David Sherwood <david.sherwood@arm.com>
4546
4547 * c-common.c (c_common_type_for_mode): Use as_a <scalar_int_mode>.
4548
e05c94ba
RS		 45492017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4550 Alan Hayward <alan.hayward@arm.com>
4551 David Sherwood <david.sherwood@arm.com>
4552
4553 * c-attribs.c (handle_mode_attribute): Check for a scalar_int_mode
4554 before calling targetm.addr_space.valid_pointer_mode.
4555
5c20c4af
RS		 45562017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4557 Alan Hayward <alan.hayward@arm.com>
4558 David Sherwood <david.sherwood@arm.com>
4559
4560 * c-cppbuiltin.c (c_cpp_builtins): Use opt_scalar_float_mode.
4561
c94843d2 45622017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
92a285c1
ML		 4563 Alan Hayward <alan.hayward@arm.com>
4564 David Sherwood <david.sherwood@arm.com>
c94843d2
RS		 4565
4566 * c-common.c (c_common_fixed_point_type_for_size): Use new mode
4567 iterators.
4568 * c-cppbuiltin.c (c_cpp_builtins): Likewise.
4569
4e10a5a7
RS		 45702017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
4571 Alan Hayward <alan.hayward@arm.com>
4572 David Sherwood <david.sherwood@arm.com>
4573
4574 * c-cppbuiltin.c (mode_has_fma): Prefix mode names with E_ in
4575 case statements.
4576
130fcab0
ML		 45772017-08-29 Martin Liska <mliska@suse.cz>
4578
4579 PR other/39851
4580 * c-common.c (parse_optimize_options): Add argument to function
4581 call.
4582 * c-pragma.c (handle_pragma_diagnostic): Likewise.
4583
14e18d71
DM		 45842017-08-24 David Malcolm <dmalcolm@redhat.com>
4585
4586 * c-lex.c (interpret_float): Use token location
4587 when building an EXCESS_PRECISION_EXPR.
4588
2f687306
DM		 45892017-08-21 David Malcolm <dmalcolm@redhat.com>
4590
4591 * c-common.c (check_function_arguments): Add "arglogs" param; pass
4592 it to check_function_format.
4593 * c-common.h (check_function_arguments): Add vec<location_t> *
4594 param.
4595 (check_function_format): Likewise.
4596 * c-format.c (struct format_check_context): Add field "arglocs".
4597 (check_function_format): Add param "arglocs"; pass it to
4598 check_format_info.
ab20d992 4599 (check_format_info): Add param "arglocs"; use it to initialize
2f687306
DM		 4600 new field of format_ctx.
4601 (check_format_arg): Pass format_ctx->arglocs to new param of
4602 check_format_info_main.
4603 (class argument_parser): New field "arglocs".
4604 (argument_parser::argument_parser): Add "arglocs_" param and use
4605 it to initialize new field.
4606 (argument_parser::check_argument_type): Pass new arglocs field to
4607 check_format_types.
4608 (check_format_info_main): Add param "arglocs", and use it when
4609 constructing arg_parser.
4610 (check_format_types): Add param "arglocs"; use it if non-NULL when
4611 !EXPR_HAS_LOCATION (cur_param) to get at location information.
4612
00aa1fa2
L		 46132017-08-18 H.J. Lu <hongjiu.lu@intel.com>
4614
4615 PR c/53037
4616 * c-attribs.c (handle_warn_if_not_aligned_attribute): New.
4617 (c_common_attribute_table): Add warn_if_not_aligned.
4618 (handle_aligned_attribute): Renamed to ...
4619 (common_handle_aligned_attribute): Remove argument, name, and add
4620 argument, warn_if_not_aligned. Handle warn_if_not_aligned.
4621 (handle_aligned_attribute): New.
4622 * c.opt: Add -Wif-not-aligned and -Wpacked-not-aligned.
4623
27be025d
MS		 46242017-08-14 Martin Sebor <msebor@redhat.com>
4625
4626 PR c/81117
4627 * c-attribs.c (c_common_attribute_table): Add nonstring entry.
4628 (handle_nonstring_attribute): New function.
4629
da67acb9
MS		 46302017-08-14 Martin Sebor <msebor@redhat.com>
4631
4632 PR c/81117
4633 * c-format.h (T89_G): New macro.
4634 * c-format.c (local_gcall_ptr_node): New variable.
4635 (init_dynamic_diag_info): Initialize it.
4636
a8b522b4
ML		 46372017-08-11 Martin Liska <mliska@suse.cz>
4638
4639 * c-opts.c (c_common_post_options): Replace ASM_OUTPUT_DEF with
4640 TARGET_SUPPORTS_ALIASES.
4641
32129a17
DM		 46422017-08-10 David Malcolm <dmalcolm@redhat.com>
4643
4644 * c-common.c (c_parse_error): Add rich_location * param, using it
4645 rather implicitly using input_location.
4646 * c-common.h (c_parse_error): Add rich_location * param.
4647
30af3a2b
MP		 46482017-08-09 Marek Polacek <polacek@redhat.com>
4649
4650 * c-common.c (pointer_int_sum): Use true/false instead of 1/0.
4651 (c_common_truthvalue_conversion): Likewise.
4652 * c-omp.c (c_finish_omp_atomic): Likewise.
4653 * c-common.h (build_binary_op): Update declaration.
4654
314e6352
ML		 46552017-08-08 Martin Liska <mliska@suse.cz>
4656
4657 * c-ada-spec.c: Include header files.
4658 * c-ubsan.c: Likewise.
4659 * c-warn.c: Likewise.
4660
56b5041c
JJ		 46612017-08-07 Jakub Jelinek <jakub@redhat.com>
4662
4663 PR c/69389
4664 * c-omp.c (c_finish_omp_atomic): Handle atomics on bitfields.
4665
db440138
EB		 46662017-08-07 Eric Botcazou <ebotcazou@adacore.com>
4667
4668 * c-ada-spec.c (has_nontrivial_methods): Test for FUNCTION_DECL.
4669 (print_ada_methods): Likewise.
4670 (print_ada_declaration): Likewise.
4671
577eec56
ML		 46722017-08-07 Martin Liska <mliska@suse.cz>
4673
4674 * array-notation-common.c: Add new includes.
4675 * c-format.c( handle_format_attribute): Canonicalize a format
4676 function name.
4677 * c-lex.c (c_common_has_attribute): Canonicalize name of an
4678 attribute.
4679 * c-pretty-print.c: Add new include.
4680
b854df3c
EB		 46812017-08-05 Eric Botcazou <ebotcazou@adacore.com>
4682
4683 * c-ada-spec.c (has_static_fields): Look only into variables.
4684 (print_constructor): Add TYPE parameter and use it for the name.
4685 (print_destructor): Likewise.
4686 (print_ada_declaration): Adjust to new constructor/destructor names.
4687 Adjust calls to print_constructor and print_destructor.
4688 (print_ada_struct_decl): Do not test TREE_STATIC on FIELD_DECL.
4689 Look only into variables in the final loop.
4690
9f2cb25e
EB		 46912017-08-01 Eric Botcazou <ebotcazou@adacore.com>
4692
4693 * c-ada-spec.c (has_static_fields): Look only into fields.
4694 (dump_generic_ada_node): Small tweak.
4695 (dump_nested_types): Look only into fields.
4696 (print_ada_declaration): Look only into methods. Small tweak.
4697 (print_ada_struct_decl): Look only into fields. Use DECL_VIRTUAL_P.
4698
f4bcd9eb
EB		 46992017-08-01 Eric Botcazou <ebotcazou@adacore.com>
4700
4701 * c-ada-spec.c (print_generic_ada_decl): Pass correctly-typed constant.
4702 (dump_ada_function_declaration): Likewise.
4703 (dump_generic_ada_node): Likewise.
4704 (print_ada_declaration): Add support for const-qualified variables.
4705
f34ebeb2
ML		 47062017-07-31 Martin Liska <mliska@suse.cz>
4707
4708 PR sanitize/81530
4709 * c-ubsan.c (ubsan_maybe_instrument_array_ref):
4710 Guard condition with flag_sanitize_p also with current_function_decl
4711 non-null equality.
4712 (ubsan_maybe_instrument_reference_or_call): Likewise.
4713
218e5d04
UB		 47142017-07-30 Uros Bizjak <ubizjak@gmail.com>
4715
4716 * c-format.c (asm_fprintf_char_table): Add 'z' to format_chars.
4717
942047f2
EB		 47182017-07-29 Eric Botcazou <ebotcazou@adacore.com>
4719
4720 * c-ada-spec.c (dump_generic_ada_node): Take into account signedness
4721 for enumeral types.
4722 (print_ada_declaration): Add missing guard for record types.
4723
a40ff0ae
JJ		 47242017-07-27 Jakub Jelinek <jakub@redhat.com>
4725
4726 PR c/45784
4727 * c-omp.c (c_finish_omp_for): If the condition is wrapped in
4728 rhs of COMPOUND_EXPR(s), skip them and readd their lhs into
4729 new COMPOUND_EXPRs around the rhs of the comparison.
4730
06bd22f6
MP		 47312017-07-27 Marek Polacek <polacek@redhat.com>
4732
4733 PR c/81417
4734 * c-warn.c (warn_for_sign_compare): Tweak the warning message. Print
4735 the types.
4736
036ea399
JJ		 47372017-07-27 Jakub Jelinek <jakub@redhat.com>
4738
4739 * c-attribs.c (c_common_attribute_table): Add noipa attribute.
4740 (handle_noipa_attribute): New function.
4741
417ca011
TD		 47422017-07-07 Torsten Duwe <duwe@suse.de>
4743
4744 * c-attribs.c (c_common_attribute_table): Add entry for
4745 "patchable_function_entry".
4746
5aaa8fb4
NS		 47472017-07-20 Nathan Sidwell <nathan@acm.org>
4748
4749 Remove TYPE_METHODS.
4750 * c-ada-spec.c (is_tagged_type, has_nontrivial_methods,
4751 dump_ada_template, print_ada_methods,
4752 print_ada_declaration): Member fns are on TYPE_FIELDS.
4753
ff22eb12
NS		 47542017-07-18 Nathan Sidwell <nathan@acm.org>
4755
4756 * c-warn.c (warn_for_memset): Use TYPE_{MIN,MAX}_VALUE.
4757
eea77d1f
DM		 47582017-07-14 David Malcolm <dmalcolm@redhat.com>
4759
4760 * c-common.c (try_to_locate_new_include_insertion_point): New
4761 function.
4762 (per_file_includes_t): New typedef.
4763 (added_includes_t): New typedef.
4764 (added_includes): New variable.
4765 (maybe_add_include_fixit): New function.
4766 * c-common.h (maybe_add_include_fixit): New decl.
4767
281ac396
MS		 47682017-07-10 Martin Sebor <msebor@redhat.com>
4769
4770 PR other/81345
4771 * c.opt (-Wstringop-overflow): Set defaults in LangEnabledBy.
4772
b6f43128
DM		 47732017-07-06 David Malcolm <dmalcolm@redhat.com>
4774
4775 * c-common.c (selftest::c_family_tests): New.
4776 * c-common.h (selftest::run_c_tests): Move decl to c/c-lang.h.
4777 (selftest::c_family_tests): New decl.
4778
efbf55b0
MP		 47792017-07-04 Marek Polacek <polacek@redhat.com>
4780
4781 PR c/81231
4782 * c-common.c (sync_resolve_size): Give error for pointers to incomplete
4783 types.
4784
6c86bd88
MP		 47852017-07-04 Marek Polacek <polacek@redhat.com>
4786
4787 * c-warn.c (warn_if_unused_value): Remove WITH_CLEANUP_EXPR handling.
4788
17a7218b
ML		 47892017-06-28 Martin Liska <mliska@suse.cz>
4790
4791 PR ipa/81128
4792 * c-attribs.c (handle_alias_ifunc_attribute): Append ifunc alias
4793 to a function declaration.
4794
63010089
ML		 47952017-06-28 Martin Liska <mliska@suse.cz>
4796
4797 PR driver/79659
4798 * c.opt: Add IntegerRange to various options.
4799
3e2becc4
MP		 48002017-06-26 Marek Polacek <polacek@redhat.com>
4801
4802 PR c/80116
4803 * c-common.h (warn_for_multistatement_macros): Declare.
4804 * c-warn.c: Include "c-family/c-indentation.h".
4805 (warn_for_multistatement_macros): New function.
4806 * c.opt (Wmultistatement-macros): New option.
4807 * c-indentation.c (guard_tinfo_to_string): No longer static.
4808 Change the parameter type to "enum rid". Handle RID_SWITCH.
4809 * c-indentation.h (guard_tinfo_to_string): Declare.
4810
2db9b7cd
MG		 48112017-06-23 Marc Glisse <marc.glisse@inria.fr>
4812
4813 * c-common.c (c_common_nodes_and_builtins): Use builtin_structptr_types.
4814
c3684b7b
MS		 48152017-06-15 Martin Sebor <msebor@redhat.com>
4816
4817 PR c++/80560
4818 * c.opt (-Wclass-memaccess): New option.
4819
e72c4afd
BK		 48202017-06-14 Boris Kolpackov <boris@codesynthesis.com>
4821
4822 * c-opts.c (c_common_finish): Handle '-' special value to -MF.
4823
8a516588
MP		 48242017-06-13 Marek Polacek <polacek@redhat.com>
4825
4826 PR objc/80949
4827 * c-warn.c (do_warn_duplicated_branches): Return if any of the
4828 branches is null.
4829
45b2222a
ML		 48302017-06-13 Martin Liska <mliska@suse.cz>
4831
4832 PR sanitize/78204
4833 * c-attribs.c (add_no_sanitize_value): New function.
4834 (handle_no_sanitize_attribute): Likewise.
4835 (handle_no_sanitize_address_attribute): Use the function.
4836 (handle_no_sanitize_thread_attribute): New function.
4837 (handle_no_address_safety_analysis_attribute): Use
4838 add_no_sanitize_value.
4839 (handle_no_sanitize_undefined_attribute): Likewise.
4840 * c-common.h: Declare new functions.
4841 * c-ubsan.c (ubsan_instrument_division): Use sanitize_flags_p.
4842 (ubsan_instrument_shift): Likewise.
4843 (ubsan_instrument_bounds): Likewise.
4844 (ubsan_maybe_instrument_array_ref): Likewise.
4845 (ubsan_maybe_instrument_reference_or_call): Likewise.
4846
a01f151f
JM		 48472017-06-11 Jason Merrill <jason@redhat.com>
4848
4849 * c-ada-spec.c, c-pragma.c: Use id_equal.
4850
3de4ac6d
MP		 48512017-06-04 Marek Polacek <polacek@redhat.com>
4852
4853 PR c/80919
4854 * c-format.c (matching_type_p): Return false if any of the types
4855 requires structural equality.
4856
2474f48f
MS		 48572017-06-02 Martin Sebor <msebor@redhat.com>
4858
4859 PR c/80892
4860 * c-warn.c (conversion_warning): Use -Wconversion for integer
4861 conversion and -Wfloat-conversion for floating one.
4862
40ffd95f
BE		 48632017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4864
4865 * c.opt (Wsizeof-pointer-div): New warning option.
4866
3fa4634c
VR		 48672017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
4868
4869 * c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
4870 (Wcatch-value=1): Enable by -Wall.
4871
f012c8ef
DM		 48722017-05-30 David Malcolm <dmalcolm@redhat.com>
4873
4874 * c-format.c (gcc_cxxdiag_char_table): Add 'H' and 'I' to
4875 format_chars.
4876 * c.opt (fdiagnostics-show-template-tree): New option.
4877 (felide-type): New option.
4878
63dbcd13
VR		 48792017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
4880
4881 * c.opt (Wcatch-value=): New C++ warning flag.
4882
be136b5c
NS		 48832017-05-24 Nathan Sidwell <nathan@acm.org>
4884
4885 * c=common.c (field_decl_cmp, resort_field_decl_cmp): Adjust T
4886 const casts to avoid warning.
4887
3cd211af
MS		 48882017-05-24 Martin Sebor <msebor@redhat.com>
4889
4890 PR c/80731
4891 * c-common.h (unsafe_conversion_p): Add a function argument.
4892 * c-common.c (unsafe_conversion_p): Same.
4893 Add type names and values to diagnostics.
4894 (scalar_to_vector): Adjust.
4895 * c-warn.c (constant_expression_error): Add a function argument.
4896 Add type names and values to diagnostics.
4897 (conversion_warning): Add a function argument.
4898 Add type names and values to diagnostics.
4899 (warnings_for_convert_and_check): Same.
4900
1ff7be5a
JM		 49012017-05-19 Jason Merrill <jason@redhat.com>
4902
4903 * c-warn.c (match_case_to_enum_1): Don't warn about enums with no
4904 enumerators.
4905
ff502317
BE		 49062017-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4907
4908 * c-format.c (locus): Move out of function scope,
4909 add GTY attribute.
4910
2a8a8d7b
NS		 49112017-05-19 Nathan Sidwell <nathan@acm.org>
4912
4913 * c-opts.c (class_dump_file, class_dump_flags): Delete.
4914 (c_common_parse_file): Remove class dump handling.
4915 (get_dump_info): Likewise.
4916
39aac208
RB		 49172017-05-19 Richard Biener <rguenther@suse.de>
4918
4919 PR c++/80593
4920 * c-warn.c (strict_aliasing_warning): Do not warn for accesses
4921 to alias-set zero memory.
4922
6ecd2339
BE		 49232017-05-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4924
4925 * c-format.c (local_tree_type_node): Add GTY attribute.
4926
6574d78e
MP		 49272017-05-18 Marek Polacek <polacek@redhat.com>
4928
4929 * c-common.c (c_common_type_for_size): Use NULL_TREE instead of 0.
4930 (c_common_fixed_point_type_for_size): Likewise.
4931 (c_common_type_for_mode): Likewise.
4932 (shorten_compare): Likewise.
4933 (c_promoting_integer_type_p): Use false/true instead of 0/1.
4934 * c-pragma.c (maybe_apply_renaming_pragma): Use NULL_TREE instead of 0.
4935
e3455240
MP		 49362017-05-18 Marek Polacek <polacek@redhat.com>
4937
4938 * c-common.c (self_promoting_args_p): Change the return type to bool.
4939 Use false/true instead of 0/1.
4940 * c-common.h (self_promoting_args_p): Update.
4941
3fa8871b
MP		 49422017-05-17 Marek Polacek <polacek@redhat.com>
4943
4944 * c-common.c: Use NULL_TREE instead of 0 where appropriate.
4945 * c-warn.c: Likewise.
4946
b42cc3ca
VV		 49472017-05-17 Ville Voutilainen <ville.voutilainen@gmail.com>
4948
4949 Implement new C++ intrinsics __is_assignable and __is_constructible.
4950 * c-common.c (__is_assignable, __is_constructible): New.
4951 * c-common.h (RID_IS_ASSIGNABLE, RID_IS_CONSTRUCTIBLE): Likewise.
4952
1a817418
ML		 49532017-05-17 Martin Liska <mliska@suse.cz>
4954
4955 * c-common.h: Introduce dump_flags_t type and
4956 use it instead of int type.
4957 * c-gimplify.c (c_genericize): Likewise.
4958 * c-opts.c: Likewise.
4959
b2fa0a8b
MP		 49602017-05-17 Marek Polacek <polacek@redhat.com>
4961
4962 * c-common.c (c_save_expr): Remove.
4963 (c_common_truthvalue_conversion): Remove a call to c_save_expr.
4964 * c-common.h (c_save_expr): Remove declaration.
4965
31c2d57d
VR		 49662017-05-09 Volker Reichelt <v.reichelt@netcologne.de>
4967
4968 PR c/35441
4969 * c-pretty-print.c (c_pretty_printer::expression): Handle MAX_EXPR,
4970 MIN_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, LROTATE_EXPR, RROTATE_EXPR.
4971 (c_pretty_printer::postfix_expression): Handle MAX_EXPR, MIN_EXPR.
4972 (c_pretty_printer::multiplicative_expression): Handle EXACT_DIV_EXPR,
4973 RDIV_EXPR.
4974 (pp_c_shift_expression): Handle LROTATE_EXPR, RROTATE_EXPR.
4975
684f84de
MP		 49762017-05-09 Marek Polacek <polacek@redhat.com>
4977
4978 PR c/80525
4979 * c-warn.c (unwrap_c_maybe_const): New.
4980 (warn_logical_operator): Call it.
4981
641da50a
NS		 49822017-05-09 Nathan Sidwell <nathan@acm.org>
4983
4984 * c-common.c (c_register_builtin_type): Use pushdecl lang_hook.
4985 * c-common.h (pushdecl_top_level, pushdecl): Don't declare here.
4986
631238ac
MS		 49872017-05-08 Martin Sebor <msebor@redhat.com>
4988
4989 PR translation/80280
4990 * c-format.h (struct format_flag_spec): Add new member.
4991 (T89_T): New macro.
4992 * c-format.c (local_tree_type_node): New global.
4993 (printf_flag_specs, asm_fprintf_flag_spec): Initialize new data.
4994 (gcc_diag_flag_specs, scanf_flag_specs, strftime_flag_specs): Ditto.
4995 (strfmon_flag_specs): Likewise.
4996 (gcc_diag_char_table, gcc_cdiag_char_table): Split up specifiers
4997 with distinct quoting properties.
4998 (gcc_tdiag_char_table, gcc_cxxdiag_char_table): Same.
4999 (flag_chars_t::validate): Add argument and handle bad quoting.
5000 (check_format_info_main): Handle quoting problems.
5001 (init_dynamic_diag_info): Simplify.
5002
49f0c04c
JM		 50032017-05-08 Jason Merrill <jason@redhat.com>
5004
5005 * c-opts.c (c_common_post_options): Update defaults for
5006 flag_abi_version and flag_abi_compat_version.
5007
56d35585
DM		 50082017-05-05 David Malcolm <dmalcolm@redhat.com>
5009
5010 * c-common.c (c_cpp_error): Replace report_diagnostic
5011 with diagnostic_report_diagnostic.
5012
0f2c4a8f
MS		 50132017-05-04 Martin Sebor <msebor@redhat.com>
5014
5015 PR translation/80280
5016 * c-attribs.c (handle_alias_ifunc_attribute): Quote a %D directive.
5017 (handle_weakref_attribute): Same.
5018
6fe63fb4
NS		 50192017-05-03 Nathan Sidwell <nathan@acm.org>
5020
5021 Canonicalize canonical type hashing
5022 * c-common.c (complete_array_type): Use type_hash_canon.
5023
815d9cc6
XR		 50242017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
5025
92a285c1 5026 PR c++/80038
815d9cc6
XR		 5027 * c-common.h (cilk_gimplify_call_params_in_spawned_fn): Remove
5028 prototype.
5029 (cilk_install_body_pedigree_operations): Likewise.
5030 * cilk.c (cilk_set_spawn_marker): Mark functions that should be
5031 detatched.
5032 (cilk_gimplify_call_params_in_spawned_fn): Remove.
5033 (cilk_install_body_pedigree_operations): Likewise.
5034 (gimplify_cilk_spawn): Add EXPR_STMT and CLEANUP_POINT_EXPR
5035 unwrapping.
5036
f8a36447
JJ		 50372017-04-27 Jakub Jelinek <jakub@redhat.com>
5038
5039 PR c++/80534
5040 * c-common.c (complete_array_type): Only hash TYPE_TYPELESS_STORAGE
5041 flag on non-aggregate element types.
5042
7c145456
BE		 50432017-04-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5044
5045 * c-common.c (c_type_hasher, type_hash_table): Remove.
5046 (c_common_get_alias_set): Remove unreachable code.
5047 * c-opts.c (c_common_post_options): Make sure cc1 takes only one file.
5048
c3cbcd45
VR		 50492017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
5050
5051 * c.opt (Wextra-semi): New C++ warning flag.
5052
8a59d466
JJ		 50532017-04-20 Jakub Jelinek <jakub@redhat.com>
5054
5055 PR middle-end/80423
5056 * c-common.c (complete_array_type): Preserve TYPE_TYPELESS_STORAGE.
5057
8487c9a5
JJ		 50582017-04-18 Jakub Jelinek <jakub@redhat.com>
5059
5060 PR middle-end/79788
5061 PR middle-end/80375
5062 * c-common.c (c_common_type_for_mode): Don't handle
5063 widest_*_literal_type_node here.
5064 c_common_signed_or_unsigned_type): Likewise.
5065 (c_common_nodes_and_builtins): Set widest_*_literal_type_node
5066 to *intTI_type_node or *intDI_type_node depending on whether
5067 TImode is supported by the target or not.
5068
3ee0fb02
ML		 50692017-04-10 Martin Liska <mliska@suse.cz>
5070
5071 PR sanitizer/80350
5072 * c-ubsan.c (ubsan_instrument_shift): Evaluate RHS before
5073 doing an UBSAN check.
5074
5764ee3c
JW		 50752017-04-03 Jonathan Wakely <jwakely@redhat.com>
5076
5077 * c-warn.c (do_warn_double_promotion): Fix typo in comment.
5078
6f3af356
JJ		 50792017-03-31 Jakub Jelinek <jakub@redhat.com>
5080
5081 PR c++/79572
5082 * c-ubsan.h (ubsan_maybe_instrument_reference): Change argument to
5083 tree *.
5084 * c-ubsan.c (ubsan_maybe_instrument_reference): Likewise. Handle
5085 not just NOP_EXPR to REFERENCE_TYPE, but also INTEGER_CST with
5086 REFERENCE_TYPE.
5087
f6a7a9d5
DM		 50882017-03-31 David Malcolm <dmalcolm@redhat.com>
5089
5090 PR documentation/78732
5091 * c.opt (Wendif-labels): Fix description to refer to
5092 #else rather than #elif.
5093
af88f557
JJ		 50942017-03-31 Jakub Jelinek <jakub@redhat.com>
5095
5096 PR libstdc++/80251
5097 * c-common.h (enum rid): Add RID_IS_AGGREGATE.
5098 * c-common.c (c_common_reswords): Add __is_aggregate trait.
5099
a9e4a1a5
JJ		 51002017-03-27 Jakub Jelinek <jakub@redhat.com>
5101
5102 PR middle-end/80162
5103 * c-common.c (c_common_mark_addressable_vec): Don't set
5104 TREE_ADDRESSABLE on DECL_HARD_REGISTER.
5105
3f01b620
MS		 51062017-03-21 Martin Sebor <msebor@redhat.com>
5107
5108 PR c++/79548
5109 * c-common.c (set_underlying_type): Mark type used only when
5110 original del is declared unused.
5111
2f6f187a
DM		 51122017-03-10 David Malcolm <dmalcolm@redhat.com>
5113
5114 PR translation/79848
5115 * c-format.c (check_format_string): Simplify uses of "%<%s%>" to
5116 "%qs".
5117
a02fa805
DM		 51182017-03-10 David Malcolm <dmalcolm@redhat.com>
5119
5120 PR c/79921
5121 * c-indentation.c (warn_for_misleading_indentation): Remove parens
5122 from inform's message, so that xgettext can locate it.
5123
822a132c
MP		 51242017-03-09 Marek Polacek <polacek@redhat.com>
5125
5126 PR c++/79962
5127 PR c++/79984
5128 * c-attribs.c (handle_nonnull_attribute): Save the result of default
5129 conversion to the attribute list.
5130
bba81f1c
ML		 51312017-03-09 Martin Liska <mliska@suse.cz>
5132
5133 * c-ada-spec.c (macro_length): Increment value instead of a pointer.
5134
108154ff
JM		 51352017-03-03 Jason Merrill <jason@redhat.com>
5136
5137 * c.opt (Wnoexcept-type): New.
5138
eb0e7c34
RB		 51392017-03-02 Richard Biener <rguenther@suse.de>
5140
5141 PR c/79756
5142 * c-common.c (c_common_mark_addressable_vec): Look through
5143 C_MAYBE_CONST_EXPR.
5144
9453ba0a
ML		 51452017-02-28 Martin Liska <mliska@suse.cz>
5146
5147 * c.opt: Replace space with tabular for options of <number>
5148 type.
5149
6a825afe
ML		 51502017-02-28 Martin Liska <mliska@suse.cz>
5151
5152 * c.opt: Fix --help=option -Q for options which are of
5153 an enum type.
5154
4227c9ad
JJ		 51552017-02-24 Jakub Jelinek <jakub@redhat.com>
5156
5157 PR c++/79588
5158 * c-common.c (check_function_restrict): New function.
5159 (check_function_arguments): Add FNDECL argument. Call
5160 check_function_restrict if -Wrestrict.
5161 * c-warn.c (warn_for_restrict): Remove ARGS argument, add ARGARRAY
5162 and NARGS. Use auto_vec for ARG_POSITIONS, simplify.
5163 * c-common.h (check_function_arguments): Add FNDECL argument.
5164 (warn_for_restrict): Remove ARGS argument, add ARGARRAY and NARGS.
5165
59909673
EB		 51662017-02-24 Eric Botcazou <ebotcazou@adacore.com>
5167
5168 * c-ada-spec.c (dump_ada_function_declaration): Add comment about the
5169 treatment of parameters with pointer-to-tagged type and tidy up.
5170 (print_ada_methods): Remove the special treatment of C++ static member
5171 functions.
5172
54dcd526
ML		 51732017-02-22 Martin Liska <mliska@suse.cz>
5174
5175 * c.opt: Replace inequality signs with square brackets
5176 for -Wnornalized.
5177
00bc9de3
JJ		 51782017-02-21 Jakub Jelinek <jakub@redhat.com>
5179
5180 PR c++/79641
5181 * c-attribs.c (handle_mode_attribute): Use build_qualified_type to
5182 preserve quals.
5183
97fcf744
JM		 51842017-02-17 Joseph Myers <joseph@codesourcery.com>
5185
5186 * c-cppbuiltin.c (builtin_define_float_constants): Define
5187 __DECIMAL_DIG__ to the value for long double.
5188
c7545f1c
MP		 51892017-02-15 Marek Polacek <polacek@redhat.com>
5190
5191 PR c/79515
5192 * c-warn.c (do_warn_double_promotion): Don't warn if an invalid
5193 conversion has occured.
5194
c2e84327
DM		 51952017-01-24 David Malcolm <dmalcolm@redhat.com>
5196
5197 * c-common.c (c_common_reswords): Add "__RTL".
5198 * c-common.h (enum rid): Add RID_RTL.
5199
2ebd93e1
MP		 52002017-01-20 Marek Polacek <polacek@redhat.com>
5201
5202 PR c/64279
5203 * c-common.h (do_warn_duplicated_branches_r): Declare.
5204 * c-gimplify.c (c_genericize): Walk the function tree calling
5205 do_warn_duplicated_branches_r.
5206 * c-warn.c (expr_from_macro_expansion_r): New.
5207 (do_warn_duplicated_branches): New.
5208 (do_warn_duplicated_branches_r): New.
5209 * c.opt (Wduplicated-branches): New option.
5210
0d80ab91
DM		 52112017-01-17 David Malcolm <dmalcolm@redhat.com>
5212
5213 PR c++/71497
5214 * c-indentation.c (warn_for_misleading_indentation): Use the past
5215 subjunctive in the note.
5216
7f991c36
AH		 52172017-01-17 Aldy Hernandez <aldyh@redhat.com>
5218
5219 PR c/79116
5220 * array-notation-common.c (cilkplus_extract_an_triplets): Convert
5221 start type to integer_type.
5222
1c70261c
JJ		 52232017-01-16 Jakub Jelinek <jakub@redhat.com>
5224
5225 PR driver/49726
5226 * c.opt (gen-decls): Add Driver flag.
5227
1ddca3f3
PC		 52282017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
5229
5230 Revert:
5231 2017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
5232
5233 PR c++/71737
5234 * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
5235
7d2f3f1d
PC		 52362017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
5237
5238 PR c++/71737
5239 * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
5240
bce6f760
MS		 52412017-01-12 Martin Sebor <msebor@redhat.com>
5242
5243 (-Wformat-overflow): ...to this.
5244
bf5fbf46
MS		 52452017-01-11 Martin Sebor <msebor@redhat.com>
5246
5247 PR c/78768
5248 * c.opt (-Walloca-larger-than, -Wformat-length, -Wformat-truncation):
5249 Also enable for LTO.
5250
e363df3f
JM		 52512017-01-10 Jason Merrill <jason@redhat.com>
5252
5253 Implement P0195R2, C++17 variadic using.
5254 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_variadic_using.
5255
bd2c6270
JJ		 52562017-01-09 Jakub Jelinek <jakub@redhat.com>
5257
5258 PR translation/79019
5259 PR translation/79020
5260 * c.opt (Wnormalized=): Fix typo in description.
5261
efcc8d38
MS		 52622017-01-08 Martin Sebor <msebor@redhat.com>
5263
5264 PR middle-end/77708
5265 * c.opt (-Wformat-truncation): New option.
5266
ab20d992 52672017-01-06 Alexandre Oliva <aoliva@redhat.com>
435f3f7a
AO		 5268
5269 * c-pretty-print.c (pp_c_tree_decl_identifier): Convert 16-bit
5270 value to unsigned short to fit in 4 hex digits without
5271 warnings.
5272
4e89adf9
EB		 52732017-01-05 Eric Botcazou <ebotcazou@adacore.com>
5274
5275 * c.opt (fsso-struct): Add 'native' value.
5276
cd445b54
ML		 52772017-01-05 Martin Liska <mliska@suse.cz>
5278
5279 PR pch/78970
5280 * c-opts.c (c_common_post_options): Reject '-' filename for a precompiled
5281 header.
5282
a9342885
MP		 52832017-01-04 Marek Polacek <polacek@redhat.com>
5284
5285 PR c++/64767
5286 * c.opt (Wpointer-compare): New option.
5287
fc73e60c
JJ		 52882017-01-04 Jakub Jelinek <jakub@redhat.com>
5289
5290 PR driver/78957
5291 * c.opt (fsso-struct=): Add RejectNegative.
5292
cbe34bb5
JJ		 52932017-01-01 Jakub Jelinek <jakub@redhat.com>
5294
5295 Update copyright years.
5296
d4a6c0ea
ML		 52972016-12-29 Martin Liska <mliska@suse.cz>
5298
5299 PR c/78933
5300 * c.opt (strong-eval-order): Add RejectNegative keyword.
5301
67a5ad7c
JM		 53022016-12-22 Jason Merrill <jason@redhat.com>
5303
5304 Implement P0522R0, matching of template template arguments.
5305 * c-cppbuiltin.c (c_cpp_builtins): Define
5306 __cpp_template_template_args.
5307
0dba7960
JJ		 53082016-12-21 Jakub Jelinek <jakub@redhat.com>
5309
5310 PR bootstrap/78817
5311 * c-common.c (struct nonnull_arg_ctx): New type.
5312 (check_function_nonnull): Return bool instead of void. Use
5313 nonnull_arg_ctx as context rather than just location_t.
5314 (check_nonnull_arg): Adjust for the new context type, set
5315 warned_p to true if a warning has been diagnosed.
5316 (check_function_arguments): Return bool instead of void.
5317 * c-common.h (check_function_arguments): Adjust prototype.
5318
31bfc9b9
JM		 53192016-12-21 Jason Merrill <jason@redhat.com>
5320
5321 * c.opt (-fnew-ttp-matching): New flag.
5322 * c-opts.c (c_common_post_options): Default on if -std=c++1z.
5323
629b3d75
MJ		 53242016-12-14 Martin Jambor <mjambor@suse.cz>
5325
5326 * c-omp.c: Include omp-general.h instead of omp-low.h.
5327 (c_finish_oacc_wait): Adjusted call to find_omp_clause to use its new
5328 name.
5329
474da67e
MS		 53302016-12-14 Martin Sebor <msebor@redhat.com>
5331
5332 PR c/17308
5333 * c-common.c (check_nonnull_arg): Disable when optimization
5334 is enabled.
5335
fe366b87
MP		 53362016-12-12 Marek Polacek <polacek@redhat.com>
5337
5338 PR c++/78647
5339 * c-common.c (attribute_fallthrough_p): Return false for
5340 error_mark_node.
5341
8bd9f164
MS		 53422016-12-08 Martin Sebor <msebor@redhat.com>
5343
5344 PR c/78284
5345 * c.opt (-Walloc-zero, -Walloc-size-larger-than): New options.
5346
060162e0
MS		 53472016-12-08 Martin Sebor <msebor@redhat.com>
5348
5349 PR c/78165
92a285c1
ML		 5350 * c-pretty-print (pp_c_integer_constant): Avoid formatting type
5351 suffix.
060162e0 5352
ee92e7ba
MS		 53532016-12-07 Martin Sebor <msebor@redhat.com>
5354
5355 PR c/53562
5356 PR middle-end/77784
5357 PR middle-end/78149
5358 PR middle-end/78138
5359 * c.opt (-Wstringop-overflow): New option.
5360
84b0769e
MO		 53612016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
5362
5363 * c-attribs.c (asan odr indicator): New attribute.
5364 (handle_asan_odr_indicator_attribute): New function.
5365
7fa6a965
PK		 53662016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5367
5368 * c-common.c (c_common_nodes_and_builtins): Remove initialization of
5369 ptrdiff_type_node;
5370
56d8ffc1
JG		 53712016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
5372
5373 * c-common.c (excess_precision_mode_join): New.
5374 (c_ts18661_flt_eval_method): New.
5375 (c_c11_flt_eval_method): Likewise.
5376 (c_flt_eval_method): Likewise.
5377 * c-common.h (excess_precision_mode_join): New.
5378 (c_flt_eval_method): Likewise.
5379 * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): New.
5380 (cpp_iec_559_value): Call it.
5381 (c_cpp_builtins): Modify logic for __LIBGCC_*_EXCESS_PRECISION__,
5382 call c_flt_eval_method to set __FLT_EVAL_METHOD__ and
5383 __FLT_EVAL_METHOD_TS_18661_3__.
5384
04f0fcf7
JG		 53852016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
5386
5387 * c-opts.c (c_common_post_options): Add logic to handle the default
5388 case for -fpermitted-flt-eval-methods.
5389
fb2675cb
PB		 53902016-11-23 Paolo Bonzini <bonzini@gnu.org>
5391
5392 * c.opt (Wexpansion-to-defined): New.
5393
ec1c5694
JJ		 53942016-11-23 Jakub Jelinek <jakub@redhat.com>
5395
5396 PR target/78451
5397 * c-pragma.c (handle_pragma_target): Don't replace
5398 current_target_pragma, but chainon the new args to the current one.
5399
730c9e75
NS		 54002016-11-22 Nathan Sidwell <nathan@acm.org>
5401
5402 * array-notation-common.c (cilkplus_extract_an_trplets): Fix
cacd29be 5403 indentation and formatting.
730c9e75 5404
89990732
MS		 54052016-11-21 Martin Sebor <msebor@redhat.com>
5406
5407 * c.opt (-fprintf-return-value): Enable by default.
5408
48330c93
BE		 54092016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5410
5411 PR c++/71973
5412 * c.opt (-Wbuiltin-declaration-mismatch): New warning.
5413 * c-common.c (c_common_nodes_and_builtins): Initialize
5414 const_tm_ptr_type_node.
5415
0d939c95
MP		 54162016-11-16 Marek Polacek <polacek@redhat.com>
5417
5418 PR c/78285
5419 * c-common.c (c_add_case_label): Turn error_at calls into inform.
5420
8e745a17
JJ		 54212016-11-14 Jakub Jelinek <jakub@redhat.com>
5422
5423 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_structured_bindings.
5424
1ee62b92 54252016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
8e745a17
JJ		 5426 Richard Biener <rguenther@suse.de>
5427
5428 * c-common.h (c_common_resword): Add RID_GIMPLE, RID_PHI types.
5429 * c-common.h (enum rid): Add RID_GIMPLE, RID_PHI.
5430 * c.opt (fgimple): New option.
1ee62b92 5431
22b15758
UB		 54322016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5433
5434 PR c/35503
5435 * c-common.h (warn_for_restrict): Declare.
5436 * c-warn.c: Include gcc-rich-location.h.
5437 (warn_for_restrict): New function.
5438 * c-format.c (gcc_tdiag_char_table): Add entry for "Z" specifier.
5439 (gcc_cdiag_char_table): Likewise.
5440 (gcc_cxxdiag_char_table): Likewise.
5441 * c.opt (Wrestrict): New option.
5442
4be719cd
EB		 54432016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5444
5445 * c-ada-spec.c (print_ada_declaration): For typedef declarations, look
5446 for nested types only if the type is a record or union and dump SLOC.
5447
4a826ca6
JM		 54482016-11-09 Jason Merrill <jason@redhat.com>
5449
5450 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_template_auto.
5451
2e955d50
JJ		 54522016-11-09 Jakub Jelinek <jakub@redhat.com>
5453
5454 * c-ubsan.c (ubsan_instrument_shift): Handle split
5455 -fsanitize=shift-base and -fsanitize=shift-exponent.
5456
51dc6603
JM		 54572016-11-07 Jason Merrill <jason@redhat.com>
5458
5459 * c.opt (Wc++1z-compat): New.
5460 * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_noexcept_function_type.
5461
6dc4a604
ML		 54622016-11-07 Martin Liska <mliska@suse.cz>
5463
5464 * c-warn.c (warn_for_unused_label): Save all labels used
5465 in goto or in &label.
5466
b302001e
JM		 54672016-11-03 Jason Merrill <jason@redhat.com>
5468
5469 * c-cppbuiltin.c (c_cpp_builtins): Correct
5470 __cpp_inheriting_constructors.
5471
31f7f784
JM		 54722016-11-01 Jason Merrill <jason@redhat.com>
5473
2bc78e3c
JM		 5474 * c-cppbuiltin.c (c_cpp_builtins): Update
5475 __cpp_inheriting_constructors.
5476
31f7f784
JM		 5477 * c.opt (-fnew-inheriting-ctors): New.
5478 * c-opts.c: Default to on for ABI 11+.
5479
dcb466ec
JJ		 54802016-10-31 Jakub Jelinek <jakub@redhat.com>
5481
5482 PR c++/77948
5483 * c.opt (fext-numeric-literals): Add Var and Init.
5484 * c-opts.c (c_common_handle_option): Don't clear
5485 cpp_opts->ext_numeric_literals for -std=c++{11,14,1z}.
5486 (c_common_post_options): Clear it here if not set
5487 explicitly.
5488
52e1b91e
AH		 54892016-10-28 Aldy Hernandez <aldyh@redhat.com>
5490
5491 PR debug/77773
5492 * c-pretty-print.c (simple_type_specifier): Do not dereference `t'
5493 if NULL.
5494
e16f1cc7
JJ		 54952016-10-25 Jakub Jelinek <jakub@redhat.com>
5496
5497 * c-common.h (enum rid): Add RID_BUILTIN_LAUNDER.
5498 * c-common.c (c_common_reswords): Add __builtin_launder.
5499
f8348061
BE		 55002016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5501
5502 * c-common.c (c_common_truthvalue_conversion): Warn for
5503 multiplications in boolean context. Fix the quoting of '<<' and '<'
5504 in the shift warning.
5505
eff89e01
BE		 55062016-10-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5507
5508 * c-common.c (c_common_truthvalue_conversion): Fix the comment.
5509
24bc7bf4
JM		 55102016-10-20 Jason Merrill <jason@redhat.com>
5511
5512 * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_concepts value.
5513
4c712374
BE		 55142016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5515
5516 * c-common.c (c_common_truthvalue_conversion): Warn only for signed
5517 integer shift ops in boolean context.
5518
55192016-10-18 Aldy Hernandez <aldyh@redhat.com>
adc577c5
AH		 5520
5521 * c.opt (Walloca): New.
5522 (Walloca-larger-than=): New.
5523 (Wvla-larger-than=): New.
5524
8fa18c06
MP		 55252016-10-17 Marek Polacek <polacek@redhat.com>
5526
5527 * c-warn.c (find_array_ref_with_const_idx_r): Remove parameter names.
5528 Return immediately when finding a match.
5529 (warn_tautological_cmp): Remove a boolean variable that is no longer
5530 needed.
5531
b12b1915
MP		 55322016-10-17 Marek Polacek <polacek@redhat.com>
5533
5534 * c-attribs.c: New file.
5535 * c-common.c: Move attributes handling to c-attribs.c.
5536 (get_nonnull_operand): No longer static.
5537 * c-common.h: Move the declarations from c-attribs.c to its own section.
5538
2045acd9
JM		 55392016-10-14 Jason Merrill <jason@redhat.com>
5540
5541 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_aggregate_bases
5542 and __cpp_deduction_guides.
5543
14a2c9aa
JM		 55442016-10-13 Jason Merrill <jason@redhat.com>
5545
5546 * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_inline_variables.
5547
4d0cdd0c
TP		 55482016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5549
5550 * c-cppbuiltin.c: Include memmodel.h.
5551 * c-opts.c: Likewise.
5552 * c-pragma.c: Likewise.
5553 * c-warn.c: Likewise.
5554
70f6d5e1
JJ		 55552016-10-12 Jakub Jelinek <jakub@redhat.com>
5556
5557 * c.opt (Wextra): Add as C/C++/ObjC/ObjC++ option.
5558 (Wimplicit-fallthrough=): Enable for these languages by -Wextra.
5559 * c-opts.c (sanitize_cpp_opts): Initialize
5560 cpp_opts->cpp_warn_implicit_fallthrough.
5561
78f61294
MP		 55622016-10-11 Marek Polacek <polacek@redhat.com>
5563
5564 * c-common.c (warning_candidate_p): Change the return type to bool
5565 and return true/false instead of 1/0.
5566 (vector_mode_valid_p): Likewise.
5567
038b5cc0
MP		 55682016-10-11 Marek Polacek <polacek@redhat.com>
5569
5570 * c-common.c (fold_for_warn): No longer static.
5571 (bool_promoted_to_int_p): Likewise.
5572 (c_common_get_narrower): Likewise.
5573 (constant_expression_warning): Move to c-warn.c.
5574 (constant_expression_error): Likewise.
5575 (overflow_warning): Likewise.
5576 (warn_logical_operator): Likewise.
5577 (find_array_ref_with_const_idx_r): Likewise.
5578 (warn_tautological_cmp): Likewise.
5579 (expr_has_boolean_operands_p): Likewise.
5580 (warn_logical_not_parentheses): Likewise.
5581 (warn_if_unused_value): Likewise.
5582 (strict_aliasing_warning): Likewise.
5583 (sizeof_pointer_memaccess_warning): Likewise.
5584 (check_main_parameter_types): Likewise.
5585 (conversion_warning): Likewise.
5586 (warnings_for_convert_and_check): Likewise.
5587 (match_case_to_enum_1): Likewise.
5588 (match_case_to_enum): Likewise.
5589 (c_do_switch_warnings): Likewise.
5590 (warn_for_omitted_condop): Likewise.
5591 (readonly_error): Likewise.
5592 (lvalue_error): Likewise.
5593 (invalid_indirection_error): Likewise.
5594 (warn_array_subscript_with_type_char): Likewise.
5595 (warn_about_parentheses): Likewise.
5596 (warn_for_unused_label): Likewise.
5597 (warn_for_div_by_zero): Likewise.
5598 (warn_for_memset): Likewise.
5599 (warn_for_sign_compare): Likewise.
5600 (do_warn_double_promotion): Likewise.
5601 (do_warn_unused_parameter): Likewise.
5602 (record_locally_defined_typedef): Likewise.
5603 (maybe_record_typedef_use): Likewise.
5604 (maybe_warn_unused_local_typedefs): Likewise.
5605 (maybe_warn_bool_compare): Likewise.
5606 (maybe_warn_shift_overflow): Likewise.
5607 (warn_duplicated_cond_add_or_warn): Likewise.
5608 (diagnose_mismatched_attributes): Likewise.
5609 * c-common.h: Move the declarations from c-warn.c to its own section.
5610 * c-warn.c: New file.
5611
627be19f
JM		 56122016-10-08 Jason Merrill <jason@redhat.com>
5613
5614 * c-common.c (c_common_truthvalue_conversion): Don't distribute
5615 into COND_EXPR in C++.
5616
7bad794a
JJ		 56172016-10-08 Jakub Jelinek <jakub@redhat.com>
5618
5619 * c-lex.c (c_lex_with_flags) <case CPP_COMMENT>: For CPP_COMMENT
5620 token with PREV_FALLTHROUGH, skip all following CPP_PADDING and
5621 CPP_COMMENT tokens and set add_flags to PREV_FALLTHROUGH afterwards.
5622
be845b04
JJ		 56232016-10-07 Jakub Jelinek <jakub@redhat.com>
5624
5625 Implement LWG2296 helper intrinsic
5626 * c-common.h (enum rid): Add RID_ADDRESSOF.
5627 * c-common.c (c_common_reswords): Add __builtin_addressof.
5628
c09c4992
BE		 56292016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
5630
5631 PR c++/77700
5632 * c-common.c (c_common_truthvalue_conversion): Warn also for
5633 suspicious enum values in boolean context.
5634
342cfb3e
JJ		 56352016-10-06 Jakub Jelinek <jakub@redhat.com>
5636
5637 Implement P0258R2 - helper for C++17
5638 std::has_unique_object_representations trait
5639 * c-common.h (enum rid): Add RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
5640 * c-common.c (c_common_reswords): Add
5641 __has_unique_object_representations.
5642
2e69f143
JJ		 56432016-10-05 Jakub Jelinek <jakub@redhat.com>
5644
5645 PR sanitizer/66343
5646 * c-ubsan.c (ubsan_instrument_return): Don't call
5647 initialize_sanitizer_builtins here.
5648
700fff34
BE		 56492016-10-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
5650
5651 * c-common.c (c_common_truthvalue_conversion): Warn also for suspicious
5652 conditional expression in boolean context when only one arm is
5653 non-boolean.
5654
9563bfcd
JJ		 56552016-10-05 Jakub Jelinek <jakub@redhat.com>
5656
04a32443
JJ		 5657 PR sanitizer/77823
5658 * c-ubsan.c (ubsan_instrument_shift): Return NULL_TREE if type0
5659 is not integral.
5660
9563bfcd
JJ		 5661 * c-common.c (c_common_reswords): Update comment for C++11.
5662
f1644724
JM		 56632016-10-04 Jason Merrill <jason@redhat.com>
5664
5665 * c-common.c (make_tree_vector_from_ctor): New.
5666 * c-common.h: Declare it.
5667
5a79befb
JJ		 56682016-10-04 Jakub Jelinek <jakub@redhat.com>
5669
5670 * c-cppbuiltin.c (c_cpp_builtins): Don't define
5671 __LIBGCC_JCR_SECTION_NAME__.
5672
1633d3b9
BE		 56732016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5674
5675 * c-common.c (c_common_truthvalue_conversion): Warn for suspicious
5676 left shift in boolean context.
5677
a2c6e7f2
JJ		 56782016-09-29 Jakub Jelinek <jakub@redhat.com>
5679
5680 Implement P0001R1 - C++17 removal of register storage class specifier
5681 * c.opt (Wregister): New warning.
5682 * c-opts.c (c_common_post_options): Enable -Wregister by
5683 default for C++17.
5684
75304c87
JG		 56852016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5686
5687 * c-opts.c (c_common_post_options): Remove special case for
5688 TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard
5689 in C++.
5690
bbfac6da
JJ		 56912016-09-27 Jakub Jelinek <jakub@redhat.com>
5692
6e39060a
JJ		 5693 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_capture_star_this for
5694 -std=c++1z.
5695
bbfac6da
JJ		 5696 * c-ada-spec.c (print_ada_declaration): Remove break after return.
5697
e73cf9a2
TP		 56982016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5699
5700 * c-common.c: Include memmodel.h.
5701
c6147dc4
MP		 57022016-09-26 Marek Polacek <polacek@redhat.com>
5703
5704 * c-lex.c (c_common_has_attribute): Handle attribute fallthrough.
5705
81fea426
MP		 57062016-09-26 Marek Polacek <polacek@redhat.com>
5707
5708 PR c/7652
5709 * c-common.c (c_common_attribute_table): Add fallthrough attribute.
5710 (handle_fallthrough_attribute): New function.
5711 (attribute_fallthrough_p): New function.
5712 * c-common.h (attribute_fallthrough_p): Declare.
5713
9a2300e9
MP		 57142016-09-24 Marek Polacek <polacek@redhat.com>
5715
5716 PR c/77490
5717 * c.opt (Wbool-operation): New.
5718
a09e9e35
BE		 57192016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5720
5721 * c-common.c (c_common_truthvalue_conversion): Inhibit
5722 Wint-in-bool-context warning with from_macro_definition_at.
5723 Mention the expression will always evaluate to true.
5724
d43b4ccc
MS		 57252016-09-21 Martin Sebor <msebor@redhat.com>
5726
5727 PR bootstrap/77676
5728 * c.opt (fprintf-return-value): Temporarily initialize to zero
5729 to unblock bootstrap failures.
5730
2e1c20b1
JJ		 57312016-09-21 Jakub Jelinek <jakub@redhat.com>
5732
5733 PR c++/77651
5734 * c.opt (Waligned-new=): Add RejectNegative.
5735 (faligned-new=): Likewise. Spelling fix - change
5736 aligned_new_threshhold to aligned_new_threshold.
5737 * c-cppbuiltin.c (c_cpp_builtins): Change aligned_new_threshhold
5738 to aligned_new_threshold.
5739
88d0c3f0
MS		 57402016-09-20 Martin Sebor <msebor@redhat.com>
5741
5742 PR middle-end/49905
5743 * c.opt: Add -Wformat-length and -fprintf-return-value.
5744
144a96e4
BE		 57452016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5746
5747 PR c++/77434
5748 * c.opt (Wint-in-bool-context): New warning.
5749 * c-common.c (c_common_truthvalue_conversion): Warn on integer
5750 constants in boolean context.
5751
63012d9a
JM		 57522016-09-19 Joseph Myers <joseph@codesourcery.com>
5753
5754 * c-common.c (max_align_t_align): Also consider alignment of
5755 float128_type_node.
5756
931388ce
JM		 57572016-09-15 Jason Merrill <jason@redhat.com>
5758
5759 * c-common.c (check_cxx_fundamental_alignment_constraints): Check
5760 DECL_EXTERNAL.
5761
38711381
JM		 57622016-09-14 Jason Merrill <jason@redhat.com>
5763
5764 * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
5765 limit FIELD_DECL, either.
5766
e51fbec3
MP		 57672016-09-14 Marek Polacek <polacek@redhat.com>
5768
5769 * c-common.c (c_common_truthvalue_conversion): Use false instead of 0.
5770 * c-common.h (build_unary_op): Change nonconvert parameter type to bool.
5771 * c-omp.c (c_finish_omp_atomic): Use false instead of 0.
5772
254830ba
DM		 57732016-09-13 David Malcolm <dmalcolm@redhat.com>
5774
5775 * c-common.c (warn_logical_not_parentheses): Replace
5776 rich_location::add_fixit_insert calls with add_fixit_insert_before
5777 and add_fixit_insert_after, eliminating the "next_loc" calculation.
5778
42763690
JM		 57792016-09-13 Jason Merrill <jason@redhat.com>
5780 Tom de Vries <tom@codesourcery.com>
5781
5782 PR c++/77427
5783 * c-common.c (set_underlying_type): Don't treat array as builtin type.
5784
9453eee9
JM		 57852016-09-13 Jason Merrill <jason@redhat.com>
5786
5787 * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
5788 limit types at all.
5789
e96809e3
JM		 57902016-09-12 Jason Merrill <jason@redhat.com>
5791
5792 * c-common.c (check_cxx_fundamental_alignment_constraints): Fix
5793 bit/byte confusion, allow large alignment for types.
5794
54dcdb88
BE		 57952016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5796
5797 PR c++/77496
5798 * c-common.c (warn_for_omitted_condop): Also warn for boolean data.
5799
d1463eb9
DM		 58002016-09-12 David Malcolm <dmalcolm@redhat.com>
5801
5802 PR c/72858
5803 * c-format.c (argument_parser::check_argument_type): Add params
5804 "type_start" and "conversion_char". Use the former to generate
5805 offset_to_type_start and pass it and conversion_char to
5806 check_format_types.
5807 (check_format_info_main): Capture the start of the type
5808 information as "type_start", and pass it an format_char
5809 to arg_parser.check_argument_type.
5810 (check_format_types): Provide an example in the leading comment.
5811 Add params "offset_to_type_start" and "conversion_char"; pass
5812 them to format_type_warning calls.
5813 (test_get_modifier_for_format_len): Likewise.
5814 (matching_type_p): New function.
5815 (get_format_for_type): Add param "conversion_char" and move
5816 implementation into...
5817 (get_format_for_type_1): ...new function, called twice.
5818 Use new function matching_type_p rather than checking for
5819 TYPE_CANONICAL equality.
5820 (get_corrected_substring): New function.
5821 (format_type_warning): Provide an example in the leading comment.
5822 Add params "offset_to_type_start" and "conversion_char". Replace
5823 call to get_format_for_type with call to get_corrected_substring
5824 and move rejection of hints for widths/precisions there.
5825 (assert_format_for_type_streq): Add param "conversion_char".
5826 (ASSERT_FORMAT_FOR_TYPE_STREQ): Add param CONVERSION_CHAR.
5827 (test_get_format_for_type_printf): Add conversion chars to the
5828 tests, adding coverage for various combinations of integer
5829 vs double conversions, and for preserving octal and hexadecimal
5830 conversions.
5831 (test_get_format_for_type_scanf): Add conversion chars to the
5832 tests.
5833
5b28efbb
TV		 58342016-09-10 Tom de Vries <tom@codesourcery.com>
5835
5836 PR C/71602
5837 * c-common.c (build_va_arg): Handle more strict
5838 targetm.canonical_va_list_type. Replace first argument type error with
5839 assert.
5840
3f0177e7
MS		 58412016-09-09 Martin Sebor <msebor@redhat.com>
5842
5843 PR c/77520
5844 PR c/77521
5845 * c-format.c (argument_parser::find_format_char_info): Use %qc
5846 format directive unconditionally.
5847
af63ba4b
JM		 58482016-09-09 Jason Merrill <jason@redhat.com>
5849
5850 Implement C++17 new of over-aligned types.
5851 * c.opt: Add -faligned-new and -Waligned-new.
5852 * c-common.c (max_align_t_align): Split out from...
5853 (cxx_fundamental_alignment_p): ...here.
5854 * c-common.h: Declare it.
5855 * c-cppbuiltin.c (c_cpp_builtins): Handle aligned new.
5856
c65248cb
JM		 58572016-09-09 Joseph Myers <joseph@codesourcery.com>
5858
5859 * c-cppbuiltin.c (builtin_define_type_width): New function.
5860 (builtin_define_stdint_macros, c_cpp_builtins): Define type width
5861 macros.
5862
e5106e27
DM		 58632016-09-07 David Malcolm <dmalcolm@redhat.com>
5864
5865 * c-common.c (get_cpp_ttype_from_string_type): Handle being passed
5866 a POINTER_TYPE.
5867 (substring_loc::get_location): Move to substring-locations.c,
5868 keeping implementation as...
5869 (c_get_substring_location): New function, from the above, reworked
5870 to use accessors rather than member lookup.
5871 * c-common.h (class substring_loc): Move to substring-locations.h,
5872 replacing with a forward decl.
5873 (c_get_substring_location): New decl.
5874 * c-format.c: Include "substring-locations.h".
5875 (format_warning_va): Move to substring-locations.c.
5876 (format_warning_at_substring): Likewise.
5877
ab20d992 58782016-09-06 Martin Sebor <msebor@redhat.com>
a42e7952
MS		 5879
5880 PR c/77336
5881 * c-format.c (check_function_format): Avoid issuing warnings for
5882 functions unless they call format functions with non-constant
5883 format strings.
5884
b772a565
RB		 58852016-09-06 Richard Biener <rguenther@suse.de>
5886
5887 PR c/77450
5888 * c-common.c (c_common_mark_addressable_vec): Handle
5889 COMPOUND_LITERAL_EXPR.
5890
25ff5dd3
MP		 58912016-09-05 Marek Polacek <polacek@redhat.com>
5892
5893 PR c/77423
5894 * c-common.c (bool_promoted_to_int_p): New function.
5895 (expr_has_boolean_operands_p): New function.
5896 (warn_logical_not_parentheses): Return if expr_has_boolean_operands_p.
5897 (maybe_warn_bool_compare): Use bool_promoted_to_int_p.
5898
21234eb5
TV		 58992016-09-04 Tom de Vries <tom@codesourcery.com>
5900
5901 revert:
5902 2016-08-29 Tom de Vries <tom@codesourcery.com>
5903
5904 * c-common.c (build_va_arg): Replace first argument type error
5905 with assert.
5906
9dc5773f
JJ		 59072016-09-02 Jakub Jelinek <jakub@redhat.com>
5908
5909 PR c/65467
5910 * c-omp.c (c_finish_omp_atomic): Reject _Atomic qualified expressions.
5911 (c_finish_omp_for): Reject _Atomic qualified iterators.
5912
59132016-09-01 Martin Sebor <msebor@redhat.com>
3d7b83b6
MS		 5914
5915 * c-ada-spec.c (dump_ada_function_declaration): Increase buffer
5916 size to guarantee it fits the output of the formatted function
5917 regardless of its arguments.
5918
295844f6
MP		 59192016-09-01 Marek Polacek <polacek@redhat.com>
5920
5921 PR c/7652
5922 * c-common.c (resolve_overloaded_builtin): Fix formatting. Add
5923 FALLTHRU comments.
5924
3d06b6f2
MP		 59252016-08-29 Marek Polacek <polacek@redhat.com>
5926
5927 PR c/77292
5928 * c-common.c (warn_logical_not_parentheses): Don't warn for
5929 a comparison or a logical operator.
5930
34cedad5
TV		 59312016-08-29 Tom de Vries <tom@codesourcery.com>
5932
5933 * c-common.c (build_va_arg): Fix type comparison assert.
5934
f162d717
TV		 59352016-08-29 Tom de Vries <tom@codesourcery.com>
5936
5937 * c-common.c (build_va_arg): Replace first argument type error
5938 with assert.
5939
ba9bbd6f
TV		 59402016-08-29 Tom de Vries <tom@codesourcery.com>
5941
5942 PR c/77398
5943 * c-common.c (build_va_arg): Add first argument error. Build va_arg
5944 with error_mark_node as va_list instead of with illegal va_list.
5945
ebef225f
MP		 59462016-08-25 Marek Polacek <polacek@redhat.com>
5947 David Malcolm <dmalcolm@redhat.com>
5948
5949 * c-common.c (warn_logical_not_parentheses): Print fixit hints.
5950 * c-common.h (warn_logical_not_parentheses): Update declaration.
5951
b00e6e75
MP		 59522016-08-22 Marek Polacek <polacek@redhat.com>
5953
5954 PR c++/77321
5955 * c-common.c (warn_for_memset): Check type for null.
5956
6dc198e3
JM		 59572016-08-22 Joseph Myers <joseph@codesourcery.com>
5958
14ec014e 5959 * c-cppbuiltin.c (c_cpp_builtins): Check _FloatN and
6dc198e3
JM		 5960 _FloatNx types for suffixes for built-in functions.
5961
c65699ef
JM		 59622016-08-19 Joseph Myers <joseph@codesourcery.com>
5963
5964 PR c/32187
5965 * c-common.h (RID_FLOAT16, RID_FLOATN_NX_FIRST, RID_FLOAT32)
5966 (RID_FLOAT64, RID_FLOAT128, RID_FLOAT32X, RID_FLOAT64X)
5967 (RID_FLOAT128X): New enum rid values.
5968 (CASE_RID_FLOATN_NX): New macro.
5969 * c-common.c (c_common_reswords): Add _FloatN and _FloatNx
5970 keywords.
5971 (c_common_type_for_mode): Check for _FloatN and _FloatNx and
5972 corresponding complex types.
5973 (c_common_nodes_and_builtins): For non-C++, register _FloatN and
5974 _FloatNx and corresponding complex types.
5975 (keyword_begins_type_specifier): Use CASE_RID_FLOATN_NX.
5976 * c-cppbuiltin.c (builtin_define_float_constants): Check _FloatN
5977 and _FloatNx types for the widest type for determining
5978 DECIMAL_DIG. Define __LDBL_DECIMAL_DIG__ as well as
5979 __DECIMAL_DIG__ for long double. Handle FMA_SUFFIX being NULL.
5980 (c_cpp_builtins): Call builtin_define_float_constants for _FloatN
5981 and _FloatNx types.
5982 * c-lex.c (interpret_float): Handle _FloatN and _FloatNx
5983 constants.
5984 * c-pretty-print.c (pp_c_floating_constant): Handle _FloatN and
5985 _FloatNx types.
5986
cc015f3a
DM		 59872016-08-18 David Malcolm <dmalcolm@redhat.com>
5988
5989 * c-opts.c (c_diagnostic_finalizer): Update for change to
5990 diagnostic_show_locus.
5991
cb18fd07
DM		 59922016-08-18 David Malcolm <dmalcolm@redhat.com>
5993
5994 * c-common.c: Include "spellcheck.h".
5995 (cb_get_suggestion): New function.
5996 * c-common.h (cb_get_suggestion): New decl.
5997 * c-lex.c (init_c_lex): Initialize cb->get_suggestion to
5998 cb_get_suggestion.
5999
a76989dc
MP		 60002016-08-18 Marek Polacek <polacek@redhat.com>
6001
6002 PR c/71514
6003 * c-common.c (get_atomic_generic_size): Disallow pointer-to-function
6004 and pointer-to-VLA.
6005
65e736c0
DM		 60062016-08-16 David Malcolm <dmalcolm@redhat.com>
6007
6008 PR c/72857
6009 * c-common.c (substring_loc::get_range): Rename to...
6010 (substring_loc::get_location): ...this, converting param from a
6011 source_range * to a location_t *. Call
6012 get_source_location_for_substring rather than
6013 get_source_range_for_substring, and pass in m_caret_idx.
6014 * c-common.h (substring_loc::substring_loc): Add param "caret_idx".
6015 (substring_loc::get_range): Replace with...
6016 (substring_loc::get_location): ...this.
6017 (substring_loc::set_caret_index): New method.
6018 (substring_loc): Add field m_caret_idx.
6019 * c-format.c (format_warning_va): Update for above changes.
6020 Rename local "substring_loc" to "fmt_substring_loc" to avoid
6021 clashing with type name.
6022 (format_warning_at_char): Add caret_idx param to substring_loc ctor.
6023 (check_argument_type): Likewise.
6024 (format_type_warning): Rename param "fmt_loc" to "whole_fmt_loc"
6025 Use a copy when emitting warnings, setting the caret index from TYPE.
6026
7e1dde14 60272016-08-16 Eric Botcazou <ebotcazou@adacore.com>
8e745a17 6028 Arnaud Charlet <charlet@adacore.com>
7e1dde14
EB		 6029
6030 * c-ada-spec.c (dump_number): New function.
6031 (handle_escape_character): Likewise.
6032 (print_ada_macros): Add handling of constant integers and strings.
6033
191816a3
MP		 60342016-08-12 Marek Polacek <polacek@redhat.com>
6035
6036 PR c/7652
6037 * c-common.c (scalar_to_vector): Adjust fall through comment.
6038 * c-opts.c (c_common_handle_option): Likewise.
6039 * c-pragma.c (handle_pragma_pack): Add FALLTHRU.
6040 * c-pretty-print.c (c_pretty_printer::postfix_expression): Adjust
6041 fall through comment.
6042 * cilk.c (extract_free_variables): Add FALLTHRU.
6043
452df4a4
JM		 60442016-08-10 Jason Merrill <jason@redhat.com>
6045
6046 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_if_constexpr.
6047
f3365c12
JM		 60482016-08-09 Jason Merrill <jason@redhat.com>
6049
6050 * c-common.c (c_common_attribute_table): vector_size affects type
6051 identity.
6052
f0bc3323
MP		 60532016-08-09 Marek Polacek <polacek@redhat.com>
6054
6055 PR c/7652
6056 * c-ada-spec.c (dump_generic_ada_node): Add return.
6057
98e5a19a
JM		 60582016-08-09 Jason Merrill <jason@redhat.com>
6059
6060 * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_constexpr for
6061 C++17 constexpr lambdas.
6062
895aa8e1
DM		 60632016-08-08 David Malcolm <dmalcolm@redhat.com>
6064
6065 PR c/64955
6066 * c-common.h (selftest::c_format_c_tests): New declaration.
6067 (selftest::run_c_tests): New declaration.
6068 * c-format.c: Include "selftest.h.
6069 (format_warning_va): Add param "corrected_substring" and use
6070 it to add a replacement fix-it hint.
6071 (format_warning_at_substring): Likewise.
6072 (format_warning_at_char): Update for new param of
6073 format_warning_va.
6074 (argument_parser::check_argument_type): Pass "fki" to
6075 check_format_types.
6076 (check_format_types): Add param "fki" and pass it to
6077 format_type_warning.
6078 (deref_n_times): New function.
6079 (get_modifier_for_format_len): New function.
6080 (selftest::test_get_modifier_for_format_len): New function.
6081 (get_format_for_type): New function.
6082 (format_type_warning): Add param "fki" and use it to attempt
6083 to provide hints for argument types when calling
6084 format_warning_at_substring.
6085 (selftest::get_info): New function.
6086 (selftest::assert_format_for_type_streq): New function.
6087 (ASSERT_FORMAT_FOR_TYPE_STREQ): New macro.
6088 (selftest::test_get_format_for_type_printf): New function.
6089 (selftest::test_get_format_for_type_scanf): New function.
6090 (selftest::c_format_c_tests): New function.
6091
e52ed3fe
DM		 60922016-08-08 David Malcolm <dmalcolm@redhat.com>
6093
6094 PR c/52952
6095 * c-format.c: Include "diagnostic.h".
6096 (location_column_from_byte_offset): Delete.
6097 (location_from_offset): Delete.
6098 (format_warning_va): New function.
6099 (format_warning_at_substring): New function.
6100 (format_warning_at_char): New function.
6101 (check_format_arg): Capture location of format_tree and pass to
6102 check_format_info_main.
6103 (argument_parser): Add fields "start_of_this_format" and
6104 "format_string_cst".
6105 (flag_chars_t::validate): Add param "format_string_cst". Convert
6106 warning_at call using location_from_offset to call to
6107 format_warning_at_char.
6108 (argument_parser::argument_parser): Add param "format_string_cst_"
6109 and use use it to initialize field "format_string_cst".
6110 Initialize new field "start_of_this_format".
6111 (argument_parser::read_format_flags): Convert warning_at call
6112 using location_from_offset to a call to format_warning_at_char.
6113 (argument_parser::read_any_format_left_precision): Likewise.
6114 (argument_parser::read_any_format_precision): Likewise.
6115 (argument_parser::read_any_other_modifier): Likewise.
6116 (argument_parser::find_format_char_info): Likewise, in three places.
6117 (argument_parser::parse_any_scan_set): Likewise, in one place.
6118 (argument_parser::handle_conversions): Likewise, in two places.
6119 (argument_parser::check_argument_type): Add param "fmt_param_loc"
6120 and use it to make a substring_loc. Pass the latter to
6121 check_format_types.
6122 (check_format_info_main): Add params "fmt_param_loc" and
6123 "format_string_cst". Convert warning_at calls using
6124 location_from_offset to calls to format_warning_at_char. Pass the
6125 new params to the arg_parser ctor. Pass "format_string_cst" to
6126 flag_chars.validate. Pass "fmt_param_loc" to
6127 arg_parser.check_argument_type.
6128 (check_format_types): Convert first param from a location_t
6129 to a const substring_loc & and rename to "fmt_loc". Attempt
6130 to extract the range of the relevant parameter and pass it
6131 to format_type_warning.
6132 (format_type_warning): Convert first param from a location_t
6133 to a const substring_loc & and rename to "fmt_loc". Add
6134 params "param_range" and "type". Replace calls to warning_at
6135 with calls to format_warning_at_substring.
6136
1c4d457e
DM		 61372016-08-08 David Malcolm <dmalcolm@redhat.com>
6138
6139 * c-format.c (class flag_chars_t): New class.
6140 (struct length_modifier): New struct.
6141 (class argument_parser): New class.
6142 (flag_chars_t::flag_chars_t): New ctor.
6143 (flag_chars_t::has_char_p): New method.
6144 (flag_chars_t::add_char): New method.
6145 (flag_chars_t::validate): New method.
6146 (flag_chars_t::get_alloc_flag): New method.
6147 (flag_chars_t::assignment_suppression_p): New method.
6148 (argument_parser::argument_parser): New ctor.
6149 (argument_parser::read_any_dollar): New method.
6150 (argument_parser::read_format_flags): New method.
6151 (argument_parser::read_any_format_width): New method.
6152 (argument_parser::read_any_format_left_precision): New method.
6153 (argument_parser::read_any_format_precision): New method.
6154 (argument_parser::handle_alloc_chars): New method.
6155 (argument_parser::read_any_length_modifier): New method.
6156 (argument_parser::read_any_other_modifier): New method.
6157 (argument_parser::find_format_char_info): New method.
6158 (argument_parser::validate_flag_pairs): New method.
6159 (argument_parser::give_y2k_warnings): New method.
6160 (argument_parser::parse_any_scan_set): New method.
6161 (argument_parser::handle_conversions): New method.
6162 (argument_parser::check_argument_type): New method.
6163 (check_format_info_main): Introduce classes argument_parser
6164 and flag_chars_t, moving the code within the loop into methods
6165 of these classes. Make various locals "const".
6166
88fa5555
DM		 61672016-08-05 David Malcolm <dmalcolm@redhat.com>
6168
6169 * c-common.c: Include "substring-locations.h".
6170 (get_cpp_ttype_from_string_type): New function.
6171 (g_string_concat_db): New global.
6172 (substring_loc::get_range): New method.
6173 * c-common.h (g_string_concat_db): New declaration.
6174 (class substring_loc): New class.
6175 * c-lex.c (lex_string): When concatenating strings, capture the
6176 locations of all tokens using a new obstack, and record the
6177 concatenation locations within g_string_concat_db.
6178 * c-opts.c (c_common_init_options): Construct g_string_concat_db
6179 on the ggc-heap.
6180
78169471
MP		 61812016-07-29 Marek Polacek <polacek@redhat.com>
6182
638fc14f
MP		 6183 PR c/71926
6184 * c-common.c (c_common_truthvalue_conversion): Use LOCATION for the
6185 parentheses warning.
6186
78169471
MP		 6187 PR c/71574
6188 * c-common.c (handle_alloc_align_attribute): Also check FUNCTION_DECL.
6189
1225d6b1
ML		 61902016-07-28 Martin Liska <mliska@suse.cz>
6191
6192 PR gcov-profile/68025
6193 * c-common.c (handle_no_profile_instrument_function_attribute):
6194
ec1e2a40
BE		 61952016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6196
6197 * c-common.c (check_user_alignment): Use LOG2_BITS_PER_UNIT instead of
6198 BITS_PER_UNIT_LOG.
6199
5ec2cd9f
JM		 62002016-07-25 Jason Merrill <jason@redhat.com>
6201
6202 PR c++/65970
6203 * c.opt (fconstexpr-loop-limit): New.
6204
9dc5773f 62052016-07-22 Martin Sebor <msebor@redhat.com>
2e6b45af
MS		 6206
6207 PR c++/71675
6208 * c-common.c (resolve_overloaded_builtin): Avoid converting
6209 __atomic_compare_exchange_n return type to that of what its
6210 first argument points to.
6211
e3fe09c1
UB		 62122016-07-22 Uros Bizjak <ubizjak@gmail.com>
6213
6214 * c-common.c: Use HOST_WIDE_INT_M1U instead of
6215 ~(unsigned HOST_WIDE_INT) 0.
6216
bc91c436
ML		 62172016-07-22 Martin Liska <mliska@suse.cz>
6218
6219 PR gcov-profile/69028
6220 PR gcov-profile/62047
6221 * cilk.c (create_cilk_helper_decl): Set location of a new decl
6222 to the current_function_decl.
6223
451dcc66
JM		 62242016-07-21 Jason Merrill <jason@redhat.com>
6225
6226 PR c++/65168
6227 * c-common.c (c_common_truthvalue_conversion): Check
6228 c_inhibit_evaluation_warnings for warning about address of
6229 reference.
6230
de6a69ee
DM		 62312016-07-20 David Malcolm <dmalcolm@redhat.com>
6232
6233 * c-common.h (lookup_name_fuzzy): Convert return type from tree to
6234 const char *.
6235
d022c55a
JM		 62362016-07-15 Jason Merrill <jason@redhat.com>
6237
6238 * c-opts.c (c_common_post_options): Update -fabi-version default to 11.
6239
ddbbcb19
JJ		 62402016-07-15 Jakub Jelinek <jakub@redhat.com>
6241
6242 PR c/71858
6243 * c-common.h (enum lookup_name_fuzzy_kind): Add
6244 FUZZY_LOOKUP_FUNCTION_NAME.
6245
d0cf395a
JM		 62462016-07-08 Jason Merrill <jason@redhat.com>
6247
6248 P0145: Refining Expression Order for C++.
6249 * c.opts (-fargs-in-order): Rename to -fstrong-eval-order.
6250 * c-opts.c: Adjust.
6251
98d44e93
MT		 62522016-07-05 Markus Trippelsdorf <markus@trippelsdorf.de>
6253
6254 PR c++/71214
6255 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_rvalue_references.
6256
f9d8d994
TS		 62572016-06-29 Thomas Schwinge <thomas@codesourcery.com>
6258
6259 * c-pragma.h (enum pragma_kind): Rename
6260 PRAGMA_OMP_DECLARE_REDUCTION to PRAGMA_OMP_DECLARE. Adjust all
6261 users.
6262
4aa83879
RB		 62632016-06-29 Richard Biener <rguenther@suse.de>
6264
6265 PR middle-end/71002
6266 * c-common.c (c_common_get_alias_set): Remove union type punning case.
6267
a25bd9e6
JM		 62682016-06-24 Jason Merrill <jason@redhat.com>
6269
6270 P0145R2: Refining Expression Order for C++.
6271 * c-common.c (verify_tree) [COMPOUND_EXPR]: Fix handling on LHS of
6272 MODIFY_EXPR.
6273
a86451b9
JJ		 62742016-06-24 Jakub Jelinek <jakub@redhat.com>
6275
6276 * c-common.c (check_builtin_function_arguments): Require last
6277 argument of BUILT_IN_*_OVERFLOW_P to have INTEGER_TYPE type.
6278 Adjust wording of diagnostics for BUILT_IN_*_OVERLFLOW
6279 if the last argument is pointer to enumerated or boolean type.
6280
1a4f11c8
DM		 62812016-06-22 David Malcolm <dmalcolm@redhat.com>
6282
6283 PR c/70339
6284 * c-common.h (enum lookup_name_fuzzy_kind): New enum.
6285 (lookup_name_fuzzy): New prototype.
6286
fe55692c
JDA		 62872016-06-21 John David Anglin <danglin@gcc.gnu.org>
6288
6289 * c-common.c (get_source_date_epoch): Use int64_t instead of long long.
6290
4eb24e01
JM		 62912016-06-14 Jason Merrill <jason@redhat.com>
6292
6293 P0145R2: Refining Expression Order for C++.
6294 * c.opt (fargs-in-order): New.
6295 * c-opts.c (c_common_post_options): Adjust flag_args_in_order.
6296
ef7cf206
JJ		 62972016-06-13 Jakub Jelinek <jakub@redhat.com>
6298
0dda258b
JJ		 6299 PR sanitizer/71498
6300 * c-gimplify.c (ubsan_walk_array_refs_r): Set *walk_subtrees = 0 on
6301 all BIND_EXPRs, and on all BIND_EXPRs recurse also on BIND_EXPR_BODY.
6302
ef7cf206
JJ		 6303 PR preprocessor/71183
6304 * c-ppoutput.c (init_pp_output): Set cb->get_source_date_epoch
6305 to cb_get_source_date_epoch.
6306
50b15873
JJ		 63072016-06-10 Jakub Jelinek <jakub@redhat.com>
6308
6309 PR c/68657
6310 * c.opt (Wpsabi): Add Warning flag.
6311
4d926e34
MS		 63122016-06-10 Martin Sebor <msebor@redhat.com>
6313
6314 PR c/71392
14ec014e 6315 * c-common.c (handle_nonnull_attribute): Accept
4d926e34
MS		 6316 the nonnull attribute in type-generic builtins.
6317
e01b4e16
MS		 63182016-06-09 Martin Sebor <msebor@redhat.com>
6319
6320 PR c/70883
6321 * c-common.c (builtin_function_validate_nargs): Make text of error
6322 message consistent with others like it.
6323
44a845ca
MS		 63242016-06-08 Martin Sebor <msebor@redhat.com>
6325 Jakub Jelinek <jakub@redhat.com>
6326
6327 PR c++/70507
6328 PR c/68120
6329 * c-common.c (check_builtin_function_arguments): Handle
6330 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6331
a80a7051
RB		 63322016-06-08 Richard Biener <rguenther@suse.de>
6333
6334 * c-common.c (parse_optimize_options): Improve diagnostic messages.
6335
bfd67b47
RB		 63362016-06-07 Richard Biener <rguenther@suse.de>
6337
6338 PR c/61564
6339 * c-common.c (parse_optimize_options): Only apply CL_OPTIMIZATION
6340 options and warn about others.
6341
15c98b2e
ES		 63422016-06-01 Eduard Sanou <dhole@openmailbox.org>
6343
6344 * c-common.c (get_source_date_epoch): Rename to
6345 cb_get_source_date_epoch.
6346 * c-common.c (cb_get_source_date_epoch): Use a single generic erorr
6347 message when the parsing fails. Use error_at instead of fatal_error.
6348 * c-common.h (get_source_date_epoch): Rename to
6349 cb_get_source_date_epoch.
6350 * c-common.h (cb_get_source_date_epoch): Prototype.
6351 * c-common.h (MAX_SOURCE_DATE_EPOCH): Define.
6352 * c-common.h (c_omp_region_type): Remove trailing comma.
6353 * c-lex.c (init_c_lex): Set cb->get_source_date_epoch callback.
6354 * c-lex.c (c_lex_with_flags): Remove initialization of
6355 pfile->source_date_epoch.
6356
00631022
JJ		 63572016-05-30 Jakub Jelinek <jakub@redhat.com>
6358
6359 PR c++/71349
6360 * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_DEPEND to
6361 C_OMP_CLAUSE_SPLIT_TARGET. Put OMP_CLAUSE_NOWAIT to
6362 C_OMP_CLAUSE_SPLIT_TARGET if combined with target construct,
6363 instead of C_OMP_CLAUSE_SPLIT_FOR.
6364
f17a223d
RB		 63652016-05-24 Richard Biener <rguenther@suse.de>
6366
6367 PR middle-end/70434
6368 PR c/69504
6369 * c-common.h (convert_vector_to_pointer_for_subscript): Rename to ...
6370 (convert_vector_to_array_for_subscript): ... this.
6371 * c-common.c (convert_vector_to_pointer_for_subscript): Use a
6372 VIEW_CONVERT_EXPR to an array type. Rename to ...
6373 (convert_vector_to_array_for_subscript): ... this.
6374
4f2e1536
MP		 63752016-05-12 Marek Polacek <polacek@redhat.com>
6376
6377 PR c/70756
6378 * c-common.c (pointer_int_sum): Call size_in_bytes_loc instead of
6379 size_in_bytes and pass LOC to it.
6380
d6e83a8d
MM		 63812016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6382
6383 PR c/43651
6384 * c.opt (Wduplicate-decl-specifier): New option.
6385
5c3a10fb
MP		 63862016-05-11 Marek Polacek <polacek@redhat.com>
6387
6388 PR c++/71024
6389 * c-common.c (diagnose_mismatched_attributes): New function.
6390 * c-common.h (diagnose_mismatched_attributes): Declare.
6391
deef7113
MP		 63922016-05-04 Marek Polacek <polacek@redhat.com>
6393
6394 * c.opt (Wdangling-else): New option.
6395
79ce98bc
MP		 63962016-05-03 Marek Polacek <polacek@redhat.com>
6397
6398 PR c/70859
6399 * c-common.c (builtin_function_validate_nargs): Add location
6400 parameter. Use it.
6401 (check_builtin_function_arguments): Add location and arguments
6402 parameters. Use them.
6403 * c-common.h (check_builtin_function_arguments): Update declaration.
6404
381cdae4
RB		 64052016-05-03 Richard Biener <rguenther@suse.de>
6406
6407 * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Do not
6408 allow call args to gimplify to SSA names.
6409
1d793c34
MP		 64102016-05-03 Marek Polacek <polacek@redhat.com>
6411
6412 * c-common.h (enum c_omp_region_type): Remove stray comma.
6413
77886428
CP		 64142016-05-02 Cesar Philippidis <cesar@codesourcery.com>
6415
6416 * c-common.h (enum c_omp_region_type): Define.
6417
697e0b28
RS		 64182016-05-02 Richard Sandiford <richard.sandiford@arm.com>
6419
6420 * c-common.c (shorten_compare): Use wi::to_wide.
6421
e7ff0319
CP		 64222016-04-29 Cesar Philippidis <cesar@codesourcery.com>
6423
6424 PR middle-end/70626
6425 * c-common.h (c_oacc_split_loop_clauses): Add boolean argument.
6426 * c-omp.c (c_oacc_split_loop_clauses): Use it to duplicate
6427 reduction clauses in acc parallel loops.
6428
2fff3db8
MP		 64292016-04-29 Marek Polacek <polacek@redhat.com>
6430
6431 PR c/70852
6432 * c-common.c (warn_for_memset): Check domain before accessing it.
6433
509063eb
DV		 64342016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6435
6436 PR/69089
6437 * c-common.c (handle_aligned_attribute): Allow 0 as an argument to the
6438 "aligned" attribute.
6439
b632761d
JM		 64402016-04-28 Jason Merrill <jason@redhat.com>
6441
6442 * c-lex.c (c_common_has_attribute): Handle nodiscard.
6443
174f6622
ES		 64442016-04-28 Eduard Sanou <dhole@openmailbox.org>
6445 Matthias Klose <doko@debian.org>
6446
6447 * c-common.c (get_source_date_epoch): New function, gets the environment
7365279f 6448 variable SOURCE_DATE_EPOCH and parses it as long long with error
174f6622
ES		 6449 handling.
6450 * c-common.h (get_source_date_epoch): Prototype.
6451 * c-lex.c (c_lex_with_flags): set parse_in->source_date_epoch.
6452
6bc2bb18
RB		 64532015-04-27 Ryan Burn <contact@rnburn.com>
6454
6455 PR c++/69024
6456 PR c++/68997
6457 * cilk.c (cilk_ignorable_spawn_rhs_op): Change to external linkage.
6458 (cilk_recognize_spawn): Renamed from recognize_spawn and change to
6459 external linkage.
6460 (cilk_detect_and_unwrap): Corresponding changes.
6461 (extract_free_variables): Don't extract free variables from
6462 AGGR_INIT_EXPR slot.
6463 * c-common.h (cilk_ignorable_spawn_rhs_op): Prototype.
6464 (cilk_recognize_spawn): Likewise.
6465
c1e1f433
BS		 64662016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6467
6468 * c.opt (Wmemset-elt-size): New option.
6469 * c-common.c (warn_for_memset): New function.
6470 * c-common.h (warn_for_memset): Declare.
6471
d067e05f
JM		 64722016-04-25 Jason Merrill <jason@redhat.com>
6473
6474 * c-common.c (handle_unused_attribute): Accept CONST_DECL.
6475 No longer static.
6476 * c-common.h: Declare it.
6477 * c-lex.c (c_common_has_attribute): Add maybe_unused.
6478
9aa36ae5
JM		 64792016-04-22 Jason Merrill <jason@redhat.com>
6480
6481 * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_range_based_for.
6482
477d4906
IV		 64832016-04-20 Ilya Verbin <ilya.verbin@intel.com>
6484
6485 PR c++/69363
6486 * c-cilkplus.c (c_finish_cilk_clauses): Remove function.
6487 * c-common.h (c_finish_cilk_clauses): Remove declaration.
6488
fe37c7af
MM		 64892016-04-18 Michael Matz <matz@suse.de>
6490
6491 * c-common.c (handle_aligned_attribute): Use SET_TYPE_ALIGN
6492 and SET_DECL_ALIGN.
6493
23f2660f
EB		 64942016-04-17 Eric Botcazou <ebotcazou@adacore.com>
6495
6496 * c-ada-spec.c (get_underlying_decl): Return the typedef, if any.
6497 (dump_generic_ada_node) <POINTER_TYPE>: Clean up handling of access
6498 to incomplete types.
6499 (dump_nested_type): Remove redundant tests and tidy up.
6500 (print_ada_declaration): Also set TREE_VISITED on the declaration of
6501 a type which is the typedef of an original type.
6502
1e77281b
MP		 65032016-04-15 Marek Polacek <polacek@redhat.com>
6504
6505 PR c/70651
6506 * c-common.c (build_va_arg): Change two asserts into errors and return
6507 error_mark_node.
6508
b3a77f21
MP		 65092016-04-13 Marek Polacek <polacek@redhat.com>
6510
6511 PR c++/70639
6512 * c-indentation.c (should_warn_for_misleading_indentation): Bail out
6513 for switch statements, too.
6514
322b8466
JM		 65152016-03-28 Jason Merrill <jason@redhat.com>
6516
6517 * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_range_based_for.
6518
fbdb6baf
MP		 65192016-03-23 Marek Polacek <polacek@redhat.com>
6520
6521 PR c++/69884
6522 * c.opt (Wignored-attributes): New option.
6523
5c240f4d
DM		 65242016-03-22 David Malcolm <dmalcolm@redhat.com>
6525
6526 PR c/69993
6527 * c-indentation.c (warn_for_misleading_indentation): Rewrite the
6528 diagnostic text, reversing the order of the warning and note so
6529 that they appear in source order.
6530
14ba7b28
MP		 65312016-03-17 Marek Polacek <polacek@redhat.com>
6532
6533 PR c/69407
6534 * c-common.c (resolve_overloaded_builtin): Set TREE_USED for the fetch
6535 operations.
6536
08a1cadc
JM		 65372016-03-14 Jason Merrill <jason@redhat.com>
6538
2aaeea19
JM		 6539 * c-cppbuiltin.c (c_cpp_builtins): Set __cpp_hex_float.
6540
08a1cadc
JM		 6541 * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_range_based_for.
6542
c06d25bb
RB		 65432016-03-09 Richard Biener <rguenther@suse.de>
6544
6545 PR c/70143
6546 * c-common.c (strict_aliasing_warning): Add back
6547 alias_sets_conflict_p check.
6548
80aac5c8
JM		 65492016-03-08 Jason Merrill <jason@redhat.com>
6550
6551 * c-opts.c (set_std_cxx1z): Don't enable concepts.
6552
64b23c13
DM		 65532016-03-04 David Malcolm <dmalcolm@redhat.com>
6554
6555 PR c/68187
6556 * c-indentation.c (get_visual_column): Move code to determine next
6557 tab stop to...
6558 (next_tab_stop): ...this new function.
6559 (line_contains_hash_if): Delete function.
6560 (detect_preprocessor_logic): Delete function.
6561 (get_first_nws_vis_column): New function.
6562 (detect_intervening_unindent): New function.
6563 (should_warn_for_misleading_indentation): Replace call to
6564 detect_preprocessor_logic with a call to
6565 detect_intervening_unindent.
6566
729526f5
DM		 65672016-03-04 David Malcolm <dmalcolm@redhat.com>
6568
6569 PR c/68187
6570 * c-indentation.c (should_warn_for_misleading_indentation): When
6571 suppressing warnings about cases where the guard and body are on
6572 the same column, only use the first non-whitespace column in place
6573 of the guard token column when dealing with "else" clauses.
6574 When rejecting aligned BODY and NEXT, loosen the requirement
6575 from equality with the first non-whitespace of guard to simply
6576 that they not be indented relative to it.
6577
e9a35493
RB		 65782016-03-04 Richard Biener <rguenther@suse.de>
6579
6580 PR c++/70054
6581 * c-common.c (strict_aliasing_warning): Use alias_set_subset_of
6582 instead of alias_sets_conflict_p.
6583
1be56bc5
MP		 65842016-03-01 Marek Polacek <polacek@redhat.com>
6585
6586 PR c++/69795
6587 * c-common.c (reject_gcc_builtin): Check for FUNCTION_DECL rather than
6588 any DECL.
6589
35886f0b
MS		 65902016-02-22 Martin Sebor <msebor@redhat.com>
6591
6592 PR middle-end/69780
6593 * c-common.c (check_builtin_function_arguments): Validate and
6594 reject invalid arguments to __builtin_alloca_with_align.
6595
4246c8da
MW		 65962016-02-20 Mark Wielaard <mjw@redhat.com>
6597
6598 PR c/28901
6599 * c.opt (Wunused-const-variable): Turn into Alias for...
6600 (Wunused-const-variable=): New option.
6601
268be88c
BE		 66022016-02-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6603
6604 PR c++/69865
6605 * c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
6606 here...
6607 (c_common_init_options): ...to here.
6608 (set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.
6609
871b3f47
JJ		 66102016-02-19 Jakub Jelinek <jakub@redhat.com>
6611
6612 PR c++/69826
6613 * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_GRAINSIZE.
6614 (init_pragma): Register PRAGMA_CILK_GRAINSIZE even for
6615 flag_preprocess_only.
6616
bf14eba2
JJ		 66172016-02-16 Jakub Jelinek <jakub@redhat.com>
6618
6619 PR c/69835
6620 * c.opt (Wnonnull-compare): Enable for -Wall.
6621
ba6b3795
JJ		 66222016-02-15 Jakub Jelinek <jakub@redhat.com>
6623
6624 PR c++/69797
6625 * c-common.c (sync_resolve_size): Diagnose too few arguments
6626 even when params is non-NULL empty vector.
6627
a011cd92
BS		 66282016-02-08 Bernd Schmidt <bschmidt@redhat.com>
6629
6630 PR target/60410
6631 * c.opt (fshort-double): Remove.
6632
46cb9332
MS		 66332016-02-05 Martin Sebor <msebor@redhat.com>
6634
6635 PR c++/69662
6636 * c.opt (Warning options): Update -Wplacement-new to take
6637 an optional argument.
6638
e1b81f2b
JJ		 66392016-02-01 Jakub Jelinek <jakub@redhat.com>
6640
6641 PR preprocessor/69543
6642 PR c/69558
6643 * c-pragma.c (handle_pragma_diagnostic): Pass input_location
6644 instead of loc to control_warning_option.
6645
b6adbb9f
NS		 66462016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6647
6648 * c.opt (fopenacc-dim=): New option.
6649
5d70666e
RB		 66502016-01-27 Ryan Burn <contact@rnburn.com>
6651
6652 PR cilkplus/69267
6653 * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Change to use
6654 gimplify_arg. Removed superfluous post_p argument.
6655 * c-family.h (cilk_gimplify_call_params_in_spawned_fn): Removed
6656 superfluous post_p argument.
6657 * c-gimplify.c (c_gimplify_expr): Likewise.
6658
01e1dea3
DM		 66592016-01-26 David Malcolm <dmalcolm@redhat.com>
6660
6661 PR other/69006
6662 * c-opts.c (c_diagnostic_finalizer): Replace invocation of
6663 pp_newline_and_flush with pp_flush.
6664
9f04a53e
MS		 66652016-01-20 Martin Sebor <msebor@redhat.com>
6666
6667 PR c/69405
6668 * c-common.c (sync_resolve_size): Avoid printing diagnostic about
6669 an incompatible argument when the argument isn't a valid tree node.
6670
7f26f7df
JM		 66712016-01-18 Jason Merrill <jason@redhat.com>
6672
6673 PR c++/68767
6674 * c-common.c (check_function_arguments_recurse): Fold the whole
6675 COND_EXPR, not just the condition.
6676
f62bf092
TV		 66772016-01-18 Tom de Vries <tom@codesourcery.com>
6678
6679 * c-omp.c (c_oacc_split_loop_clauses): Don't copy OMP_CLAUSE_REDUCTION,
6680 classify as loop clause.
6681
e0a575ff
JJ		 66822016-01-15 Jakub Jelinek <jakub@redhat.com>
6683
6684 PR bootstrap/68271
6685 * c-pragma.c (c_register_pragma_1): Adjust comment to note that
6686 C++ FE no longer has limit on number of pragmas.
6687
66882015-01-14 Ryan Burn <contact@rnburn.com>
b6e3db06
RB		 6689
6690 PR c++/69048
6691 * cilk.c (create_cilk_wrapper_body): Call fold_build_cleanup_point_expr
c47eaca6 6692 to add missing cleanup point.
b6e3db06 6693
c7df95d8
DM		 66942016-01-14 David Malcolm <dmalcolm@redhat.com>
6695
6696 PR c++/68819
6697 * c-indentation.c (get_visual_column): Add location_t param.
6698 Handle the column number being zero by effectively disabling the
6699 warning, with an "inform".
6700 (should_warn_for_misleading_indentation): Add location_t argument
6701 for all uses of get_visual_column.
6702
21efdd80
PP		 67032016-01-10 Patrick Palka <ppalka@gcc.gnu.org>
6704
6705 PR c++/69029
6706 * c-indentation.c (should_warn_for_misleading_indentation):
6707 Don't warn about do-while statements.
6708
7a127fa7
MS		 67092016-01-07 Martin Sebor <msebor@redhat.com>
6710
6711 PR c/68966
6712 * c-common.c (sync_resolve_size): Reject first argument when it's
6713 a pointer to _Bool.
6714
c589e975
DM		 67152016-01-05 David Malcolm <dmalcolm@redhat.com>
6716
6717 PR c/69122
6718 * c-indentation.c (get_visual_column): Remove default argument.
6719 (should_warn_for_misleading_indentation): For the multiline case,
6720 update call to get_visual_column for next_stmt_exploc so that it
6721 captures the location of the first non-whitespace character in the
6722 relevant line. Don't issue warnings if there is non-whitespace
6723 before the next statement.
6724
818ab71a
JJ		 67252016-01-04 Jakub Jelinek <jakub@redhat.com>
6726
6727 Update copyright years.
6728
745e411d
DM		 67292015-12-21 David Malcolm <dmalcolm@redhat.com>
6730
6731 * c-common.c (binary_op_error): Convert first param from
6732 location_t to rich_location * and use it when emitting an error.
6733 * c-common.h (binary_op_error): Convert first param from
6734 location_t to rich_location *.
6735
de67c4c3
DM		 67362015-12-16 David Malcolm <dmalcolm@redhat.com>
6737
6738 * c-common.h (conflict_marker_get_final_tok_kind): New prototype.
6739 * c-lex.c (conflict_marker_get_final_tok_kind): New function.
6740
4a38b02b
IV		 67412015-12-15 Ilya Verbin <ilya.verbin@intel.com>
6742
6743 * c-common.c (c_common_attribute_table): Handle "omp declare target
6744 link" attribute.
6745
54d62f51
JJ		 67462015-12-14 Jakub Jelinek <jakub@redhat.com>
6747
6748 PR c/68833
6749 * c.opt (Wmissing-format-attribute, Wnormalized): Add Warning option.
6750
8d4227c8
TB		 67512014-12-12 Tobias Burnus <burnus@net-b.de>
6752
6753 PR fortran/68815
6754 * c-format.c (gcc_gfc_char_table): Add 'q' flag to remaining
6755 specifiers (%d, %i,%u and %c).
6756
f6069ccc
DM		 67572015-12-10 David Malcolm <dmalcolm@redhat.com>
6758
6759 * c.opt (Wmisleading-indentation): Add to -Wall for C and C++.
6760
63bbf46d
JJ		 67612015-12-08 Jakub Jelinek <jakub@redhat.com>
6762
6763 PR c/48088
6764 PR c/68657
6765 * c.opt (Wfloat-conversion, Wsign-conversion): Add Warning.
6766 * c-pragma.c (handle_pragma_diagnostic): Adjust
6767 control_warning_option caller.
6768
f79520bb
DM		 67692015-12-07 David Malcolm <dmalcolm@redhat.com>
6770
6771 * c-common.c (c_cpp_error): Update for change to
6772 rich_location::set_range.
6773
b3d5bc62
JJ		 67742015-12-04 Paolo Bonzini <bonzini@gnu.org>
6775
6776 * c-common.c (maybe_warn_shift_overflow): Warn on all overflows if
6777 shifting 1 out of the sign bit.
6778
67792015-12-04 Kirill Yukhin <kirill.yukhin@intel.com>
6780
6781 * c-common.c (c_common_attribute_table[]): Update max arguments
6782 count for "simd" attribute.
6783 (handle_simd_attribute): Parse "notinbranch" and "inbranch" arguments.
6784
6eb4a537
JJ		 67852015-12-03 Jakub Jelinek <jakub@redhat.com>
6786
6787 PR preprocessor/57580
6788 * c-ppoutput.c (print): Change printed field to bool.
6789 Move src_file last for smaller padding.
6790 (init_pp_output): Set print.printed to false instead of 0.
6791 (scan_translation_unit): Fix up formatting. Set print.printed
6792 to true after printing something other than newline.
6793 (scan_translation_unit_trad): Set print.printed to true instead of 1.
6794 (maybe_print_line_1): Set print.printed to false instead of 0.
6795 (print_line_1): Likewise.
6796 (do_line_change): Set print.printed to true instead of 1.
6797 (cb_define, dump_queued_macros, cb_include, cb_def_pragma,
6798 dump_macro): Set print.printed to false after printing newline.
6799
4250754e
JM		 68002015-12-02 Jason Merrill <jason@redhat.com>
6801
f479b43d
JM		 6802 * c-common.c (fold_for_warn): New.
6803 (warn_logical_operator, warn_tautological_cmp)
6804 (check_function_arguments_recurse, maybe_warn_bool_compare): Use it.
6805
4250754e
JM		 6806 * c-common.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
6807 (c_fully_fold_internal, decl_constant_value_for_optimization):
6808 Move to c/c-fold.c.
6809 * c-common.h: Don't declare decl_constant_value_for_optimization.
6810
e9e32ee6
JM		 68112015-12-02 Joseph Myers <joseph@codesourcery.com>
6812
6813 PR c/68162
6814 * c-common.h (c_build_qualified_type): Add extra default
6815 arguments.
6816
37d5ad46
JB		 68172015-12-01 Julian Brown <julian@codesourcery.com>
6818 Cesar Philippidis <cesar@codesourcery.com>
6819 James Norris <James_Norris@mentor.com>
6820
6821 * c-pragma.c (oacc_pragmas): Add PRAGMA_OACC_HOST_DATA.
6822 * c-pragma.h (pragma_kind): Add PRAGMA_OACC_HOST_DATA.
6823 (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_USE_DEVICE.
6824
f07862c7
EB		 68252015-11-30 Eric Botcazou <ebotcazou@adacore.com>
6826
6827 * c-ada-spec.c (print_ada_macros): Remove redundant blank line.
6828 (decl_sloc_common): Delete and move bulk of processing to...
6829 (decl_sloc): ...here.
6830 (pp_ada_tree_identifier): Remove reference to QUAL_UNION_TYPE.
6831 (dump_ada_double_name): Remove S parameter and compute the suffix.
6832 (dump_ada_array_type): Add PARENT parameter. Simplify computation of
6833 element type and deal with an anonymous one.
6834 (dump_ada_template): Use RECORD_OR_UNION_TYPE_P macro.
6835 (dump_generic_ada_node): Tweak. Adjust call to dump_ada_array_type
6836 and remove reference to QUAL_UNION_TYPE.
6837 (dump_nested_types): Make 2 passes on the fields and move bulk to...
6838 (dump_nested_type): ...here. New function extracted from above.
6839 Generate a full declaration for anonymous element type of arrays.
6840 (print_ada_declaration): Really skip anonymous declarations. Remove
6841 references to QUAL_UNION_TYPE. Adjust call to dump_ada_array_type.
6842 Clean up processing of declarations of array types and objects.
6843 (print_ada_struct_decl): Remove reference to QUAL_UNION_TYPE.
6844 Remove obsolete code and tidy up.
6845
75c8aac3
JH		 68462015-11-29 Jan Hubicka <hubicka@ucw.cz>
6847
6848 PR c/67581
6849 * c-common.c (handle_transparent_union_attribute): Update
6850 also type variants.
6851
b58d3df2
ML		 68522015-11-27 Martin Liska <mliska@suse.cz>
6853
6854 PR c++/68312
6855 * array-notation-common.c (cilkplus_extract_an_triplets):
6856 Release vector of vectors.
6857 * cilk.c (gimplify_cilk_spawn): Free allocated memory.
6858
89a01fcf
EB		 68592015-11-26 Eric Botcazou <ebotcazou@adacore.com>
6860
6861 PR c++/68527
6862 * c-ada-spec.c (dump_nested_types): Add guard for error_mark_node.
6863 (print_ada_struct_decl): Likewise.
6864
cc5c5226
IZ		 68652015-11-23 Igor Zamyatin <igor.zamyatin@intel.com>
6866
6867 PR c++/68001
6868 * c-gimplify.c (c_gimplify_expr): Stop the process if see an error.
6869 * cilk.c (recognize_spawn): Determine location in a more precise
6870 way.
6871
269adb9d
JM		 68722015-11-19 Jason Merrill <jason@redhat.com>
6873
6874 * c-common.c (shorten_compare): But look through macros from
6875 system headers.
6876
d0eccfcd
JM		 68772015-11-18 Jason Merrill <jason@redhat.com>
6878
6879 * c-common.c (shorten_compare): Don't -Wtype-limits if the
6880 non-constant operand comes from a macro.
6881
3e44547c
JM		 68822015-11-17 Jason Merrill <jason@redhat.com>
6883
6884 PR bootstrap/68346
6885 * c-common.c (warn_tautological_cmp): Fold before checking for
6886 constants.
6887
0f62c7a0
MP		 68882015-11-16 Marek Polacek <polacek@redhat.com>
6889
6890 PR c++/68362
6891 * c-common.c (check_case_bounds): Fold low and high cases.
6892
a868811e
MP		 68932015-11-16 Marek Polacek <polacek@redhat.com>
6894
6895 * c-ada-spec.c (dump_ada_template): Use RECORD_OR_UNION_TYPE_P.
6896 * c-common.c (c_common_get_alias_set): Likewise.
6897 (handle_visibility_attribute): Likewise.
6898
fff77217
KY		 68992015-11-16 Kirill Yukhin <kirill.yukhin@intel.com>
6900
6901 * c-common.c (handle_simd_attribute): New.
6902 (struct attribute_spec): Add entry for "simd".
6903 (handle_simd_attribute): New.
6904
269e63b7
KT		 69052015-11-13 Kai Tietz <ktietz70@googlemail.com>
6906
6907 * c-lex.c (interpret_float): Use fold_convert.
6908
ebedc9a3
DM		 69092015-11-13 David Malcolm <dmalcolm@redhat.com>
6910
6911 * c-common.c (c_fully_fold_internal): Capture existing souce_range,
6912 and store it on the result.
6913 * c-opts.c (c_common_init_options): Set
6914 global_dc->colorize_source_p.
6915
6e232ba4
JN		 69162015-11-12 James Norris <jnorris@codesourcery.com>
6917 Joseph Myers <joseph@codesourcery.com>
6918
7365279f 6919 * c-pragma.c (oacc_pragmas): Add entry for declare directive.
6e232ba4
JN		 6920 * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_DECLARE.
6921 (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and
6922 PRAGMA_OACC_CLAUSE_LINK.
6923
e78bede6
MP		 69242015-11-11 Marek Polacek <polacek@redhat.com>
6925
6926 PR c/68107
6927 PR c++/68266
6928 * c-common.c (valid_array_size_p): New function.
6929 * c-common.h (valid_array_size_p): Declare.
6930
3f8257db 69312015-11-11 Dominique d'Humieres <dominiq@lps.ens.fr>
4ac93c7c
DH		 6932
6933 PR bootstrap/68271
6934 * c-pragma.c (c_register_pragma_1): Update the gcc_assert to 256.
6935
69f293c9
AM		 69362015-11-11 Andrew MacLeod <amacleod@redhat.com>
6937
6938 * array-notation-common.c: Remove unused header files.
6939 * c-ada-spec.c: Likewise.
6940 * c-cilkplus.c: Likewise.
6941 * c-common.c: Likewise.
6942 * c-cppbuiltin.c: Likewise.
6943 * c-dump.c: Likewise.
6944 * c-format.c: Likewise.
6945 * c-gimplify.c: Likewise.
6946 * c-indentation.c: Likewise.
6947 * c-lex.c: Likewise.
6948 * c-omp.c: Likewise.
6949 * c-opts.c: Likewise.
6950 * c-pch.c: Likewise.
6951 * c-ppoutput.c: Likewise.
6952 * c-pragma.c: Likewise.
6953 * c-pretty-print.c: Likewise.
6954 * c-semantics.c: Likewise.
6955 * c-ubsan.c: Likewise.
6956 * cilk.c: Likewise.
6957 * stub-objc.c: Likewise.
6958
3a40d81d
NS		 69592015-11-09 Thomas Schwinge <thomas@codesourcery.com>
6960 Cesar Philippidis <cesar@codesourcery.com>
6961 James Norris <jnorris@codesourcery.com>
6962 Julian Brown <julian@codesourcery.com>
6963 Nathan Sidwell <nathan@codesourcery.com>
6964
6965 * c-pragma.c (oacc_pragmas): Add "routine".
6966 * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ROUTINE.
6967
ee45a32d
EB		 69682015-11-08 Eric Botcazou <ebotcazou@adacore.com>
6969
6970 * c-common.c (c_common_attributes): Add scalar_storage_order.
6971 (handle_scalar_storage_order_attribute): New function.
6972 * c-pragma.c (global_sso): New variable.
6973 (maybe_apply_pragma_scalar_storage_order): New function.
6974 (handle_pragma_scalar_storage_order): Likewise.
6975 (init_pragma): Register scalar_storage_order.
6976 * c-pragma.h (maybe_apply_pragma_scalar_storage_order): Declare.
6977 * c.opt (Wscalar-storage-order): New warning.
6978 (fsso-struct=): New option.
6979
eb11eb15
MS		 69802015-11-08 Martin Sebor <msebor@redhat.com>
6981
6982 * c.opt (Wplacement-new): Add a period to the end of a sentence.
6983
0aad0198
RS		 69842015-11-07 Richard Sandiford <richard.sandiford@arm.com>
6985
6986 * c-common.c: Don't undef DEF_BUILTIN.
6987
8a645150
DM		 69882015-11-06 David Malcolm <dmalcolm@redhat.com>
6989
6990 * c-common.c (c_cpp_error): Convert parameter from location_t to
6991 rich_location *. Eliminate the "column_override" parameter and
6992 the call to diagnostic_override_column.
6993 Update the "done_lexing" clause to set range 0
6994 on the rich_location, rather than overwriting a location_t.
6995 * c-common.h (c_cpp_error): Convert parameter from location_t to
6996 rich_location *. Eliminate the "column_override" parameter.
6997
7a5e4956
CP		 69982015-11-05 Cesar Philippidis <cesar@codesourcery.com>
6999 Thomas Schwinge <thomas@codesourcery.com>
7000 James Norris <jnorris@codesourcery.com>
7001
7002 * c-omp.c (c_oacc_split_loop_clauses): Make TILE, GANG, WORKER, VECTOR,
7003 AUTO, SEQ, INDEPENDENT and PRIVATE loop clauses. Associate REDUCTION
7004 clauses with parallel and kernels and loops.
7005 * c-pragma.h (enum pragma_omp_clause): Add entries for
7006 PRAGMA_OACC_CLAUSE_{INDEPENDENT,TILE,DEFAULT}.
7007 * pt.c (tsubst_omp_clauses): Add support for OMP_CLAUSE_{NUM_GANGS,
7008 NUM_WORKERS,VECTOR_LENGTH,GANG,WORKER,VECTOR,ASYNC,WAIT,TILE,AUTO,
7009 INDEPENDENT,SEQ}.
7010 (tsubst_expr): Add support for OMP_CLAUSE_{KERNELS,PARALLEL,LOOP}.
7011
e2f5cc96
MS		 70122015-11-05 Martin Sebor <msebor@redhat.com>
7013
7014 PR c++/67942
7015 * c.opt (-Wplacement-new): New option.
7016
e01d41e5
JJ		 70172015-11-05 Jakub Jelinek <jakub@redhat.com>
7018
7019 * c-common.h (c_finish_omp_atomic): Add TEST argument.
7020 (c_omp_check_loop_iv, c_omp_check_loop_iv_exprs): New prototypes.
7021 * c-omp.c (c_finish_omp_atomic): Add TEST argument. Don't call
7022 save_expr or create_tmp_var* if TEST is true.
7023 (c_finish_omp_for): Store OMP_FOR_ORIG_DECLS always.
7024 Don't call add_stmt here.
7025 (struct c_omp_check_loop_iv_data): New type.
7026 (c_omp_check_loop_iv_r, c_omp_check_loop_iv,
7027 c_omp_check_loop_iv_exprs): New functions.
7028 (c_omp_split_clauses): Adjust for lastprivate being allowed on
7029 distribute.
7030 (c_omp_declare_simd_clauses_to_numbers): Change
7031 OMP_CLAUSE_LINEAR_VARIABLE_STRIDE OMP_CLAUSE_LINEAR_STEP into numbers.
7032 (c_omp_declare_simd_clauses_to_decls): Similarly change those
7033 from numbers to PARM_DECLs.
7034
595278be
MM		 70352015-11-04 Mikhail Maltsev <maltsevm@gmail.com>
7036
7037 * c-omp.c (c_omp_split_clauses): Remove conditional compilation. Use
7038 flag_checking.
7039
3f8257db 70402015-11-03 Bernd Schmidt <bschmidt@redhat.com>
c85158de
MS		 7041
7042 PR c++-common/67882
b3d5bc62
JJ		 7043 * c-common.h (fold_offsetof_1): Add argument.
7044 * c-common.c (fold_offsetof_1): Diagnose more invalid
c85158de
MS		 7045 offsetof expressions that reference elements past the end of
7046 an array.
7047
4bf9e5a8
TS		 70482015-11-03 Thomas Schwinge <thomas@codesourcery.com>
7049 Chung-Lin Tang <cltang@codesourcery.com>
7050
7051 * c-pragma.c (oacc_pragmas): Add "atomic".
7052 * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ATOMIC.
7053
3b1661a9
ES		 70542015-10-30 Evgeny Stupachenko <evstupac@gmail.com>
7055
7056 * c-common.c (handle_target_clones_attribute): New.
7057 (c_common_attribute_table): Add handle_target_clones_attribute.
7058 (handle_always_inline_attribute): Add check on target_clones attribute.
7059 (handle_target_attribute): Ditto.
7060
2adfab87
AM		 70612015-10-29 Andrew MacLeod <amacleod@redhat.com>
7062
7063 * array-notation-common.c: Reorder #include's and remove duplicates.
7064 * c-ada-spec.c: Likewise.
7065 * c-cilkplus.c: Likewise.
7066 * c-common.c: Likewise.
7067 * c-cppbuiltin.c: Likewise.
7068 * c-dump.c: Likewise.
7069 * c-format.c: Likewise.
7070 * c-gimplify.c: Likewise.
7071 * c-indentation.c: Likewise.
7072 * c-lex.c: Likewise.
7073 * c-omp.c: Likewise.
7074 * c-opts.c: Likewise.
7075 * c-pch.c: Likewise.
7076 * c-ppoutput.c: Likewise.
7077 * c-pragma.c: Likewise.
7078 * c-pretty-print.c: Likewise.
7079 * c-semantics.c: Likewise.
7080 * c-ubsan.c: Likewise.
7081 * cilk.c: Likewise.
7082 * stub-objc.c: Likewise.
7083
d90ec4f2
JM		 70842015-10-28 Jason Merrill <jason@redhat.com>
7085
7086 * c-common.c (pointer_int_sum): Fold the MULT_EXPR.
7087
88bae6f4
TS		 70882015-10-27 Thomas Schwinge <thomas@codesourcery.com>
7089 James Norris <jnorris@codesourcery.com>
7090 Cesar Philippidis <cesar@codesourcery.com>
7091
7092 PR c/64765
7093 PR c/64880
7094 * c-common.h (c_oacc_split_loop_clauses): Declare function.
7095 * c-omp.c (c_oacc_split_loop_clauses): New function.
7096
b1726d6c
MS		 70972015-10-21 Martin Sebor <msebor@redhat.com>
7098
7099 PR driver/68043
7100 * c.opt: End each sentence that describes an option with a period.
7101
fa60eeb9
MP		 71022015-10-20 Marek Polacek <polacek@redhat.com>
7103
7104 * array-notation-common.c (is_cilkplus_vector_p): Define.
7105 * c-common.h (is_cilkplus_vector_p): Declare.
7106
95979049
MP		 71072015-10-20 Marek Polacek <polacek@redhat.com>
7108
7109 * c.opt (std=gnu++11): Do not describe as experimental.
7110 (std=gnu++14): Likewise.
7111
2a9fb712
JM		 71122015-10-19 Jason Merrill <jason@redhat.com>
7113
7114 * c-cppbuiltin.c (c_cpp_builtins): Define
7115 __cpp_nontype_template_args.
7116
13b380a3
JM		 71172015-10-19 Jason Merrill <jason@redhat.com>
7118
7119 * c-cppbuiltin.c (c_cpp_builtins): Define
7120 __cpp_enumerator_attributes, __cpp_fold_expressions,
7121 __cpp_unicode_characters.
7122
d9a6bd32
JJ		 71232015-10-13 Jakub Jelinek <jakub@redhat.com>
7124 Aldy Hernandez <aldyh@redhat.com>
7125
7126 * c-common.c (enum c_builtin_type): Define DEF_FUNCTION_TYPE_9,
7127 DEF_FUNCTION_TYPE_10 and DEF_FUNCTION_TYPE_11.
7128 (c_define_builtins): Likewise.
7129 * c-common.h (enum c_omp_clause_split): Add
7130 C_OMP_CLAUSE_SPLIT_TASKLOOP.
7131 (c_finish_omp_critical, c_finish_omp_ordered): Add CLAUSES argument.
7132 (c_finish_omp_for): Add ORIG_DECLV argument.
7133 * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP as
7134 201511 instead of 201307.
7135 * c-omp.c (c_finish_omp_critical): Add CLAUSES argument, set
7136 OMP_CRITICAL_CLAUSES to it.
7137 (c_finish_omp_ordered): Add CLAUSES argument, set
7138 OMP_ORDERED_CLAUSES to it.
7139 (c_finish_omp_for): Add ORIG_DECLV argument, set OMP_FOR_ORIG_DECLS
7140 to it if OMP_FOR. Clear DECL_INITIAL on the IVs.
7141 (c_omp_split_clauses): Handle OpenMP 4.5 combined/composite
7142 constructs and new OpenMP 4.5 clauses. Clear
7143 OMP_CLAUSE_SCHEDULE_SIMD if not combined with OMP_SIMD. Add
7144 verification code.
7145 * c-pragma.c (omp_pragmas_simd): Add taskloop.
7146 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKLOOP.
7147 (enum pragma_omp_clause): Add
7148 PRAGMA_OMP_CLAUSE_{DEFAULTMAP,GRAINSIZE,HINT,{IS,USE}_DEVICE_PTR}
7149 and PRAGMA_OMP_CLAUSE_{LINK,NOGROUP,NUM_TASKS,PRIORITY,SIMD,THREADS}.
7150
624d31fe
RS		 71512015-10-05 Richard Sandiford <richard.sandiford@arm.com>
7152
7153 * c-lex.c (interpret_float): Use real_equal instead of
7154 REAL_VALUES_EQUAL.
7155
b8fd7909
JM		 71562015-10-04 Jason Merrill <jason@redhat.com>
7157
7158 Implement N4514, C++ Extensions for Transactional Memory.
7159 * c-common.c (c_common_reswords): Add C++ TM TS keywords.
7160 (c_common_attribute_table): Add transaction_safe_dynamic.
7161 transaction_safe now affects type identity.
7162 (handle_tm_attribute): Handle transaction_safe_dynamic.
7163 * c-common.h (enum rid): Add RID_ATOMIC_NOEXCEPT,
7164 RID_ATOMIC_CANCEL, RID_SYNCHRONIZED.
7165 (OBJC_IS_CXX_KEYWORD): Add RID_SYNCHRONIZED.
7166 (D_TRANSMEM): New.
7167 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_transactional_memory.
7168 * c-pretty-print.c (pp_c_attributes_display): Don't print
7169 transaction_safe in C++.
7170
12651878
MP		 71712015-10-02 Marek Polacek <polacek@redhat.com>
7172
7173 * c.opt (Wduplicated-cond): Don't enable by -Wall anymore.
7174
3e3b8d63
MP		 71752015-10-02 Marek Polacek <polacek@redhat.com>
7176
7177 PR c/64249
7178 * c-common.c (warn_duplicated_cond_add_or_warn): New function.
7179 * c-common.h (warn_duplicated_cond_add_or_warn): Declare.
7180 * c.opt (Wduplicated-cond): New option.
7181
0d1a8f75
JM		 71822015-10-01 Joseph Myers <joseph@codesourcery.com>
7183
7184 * c.opt (std=c11): Do not describe as experimental.
7185 (std=gnu11): Likewise.
7186 (std=iso9899:2011): Likewise.
7187
3e32ee19
NS		 71882015-09-28 Nathan Sidwell <nathan@codesourcery.com>
7189
7190 * c-common.c (DEF_FUNCTION_TYPE_VAR_6): New.
7191 (DEF_FUNCTION_TYPE_VAR_11): Delete.
7192
974348ee
MP		 71932015-09-25 Marek Polacek <polacek@redhat.com>
7194
7195 * c-ubsan.c (ubsan_instrument_division): Remove unnecessary code.
7196 (ubsan_instrument_shift): Likewise.
7197
15dbc1a6
MP		 71982015-09-25 Marek Polacek <polacek@redhat.com>
7199
7200 PR sanitizer/64906
7201 * c-ubsan.c (ubsan_instrument_division): Also pre-evaluate OP1.
7202
6b95d7cc
PP		 72032015-09-24 Patrick Palka <ppalka@gcc.gnu.org>
7204
7205 * c-indentation.c (should_warn_for_misleading_indentation):
7206 Compare next_stmt_vis_column with guard_line_first_nws instead
7207 of with guard_line_vis_column.
7208
c1822f9c
MLI		 72092015-09-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7210
7211 PR c/49654
7212 PR c/49655
7213 * c-pragma.c (handle_pragma_diagnostic): Detect non-warning
7214 options and options not valid for the current language.
7215
d5398058
PP		 72162015-09-22 Patrick Palka <ppalka@gcc.gnu.org>
7217
7218 * c-indentation.c (should_warn_for_misleading_indentation):
7219 Float out and consolidate the calls to get_visual_column that
7220 are passed guard_exploc as an argument. Compare
7221 next_stmt_vis_column with guard_line_first_nws instead of with
7222 body_line_first_nws.
7223
6b333269
NS		 72242015-09-22 Nathan Sidwell <nathan@codesourcery.com>
7225
7226 * c.opt (Wmultiple-inheritance, Wvirtual-inheritance, Wtemplates,
7227 Wnamespaces): New C++ warnings.
7228
a75f1574
JM		 72292015-09-22 Jason Merrill <jason@redhat.com>
7230
7231 * c-common.h (abi_compat_version_crosses): New.
7232 (warn_abi_version): Declare.
7233 * c-common.c: Define it.
7234 * c-opts.c (c_common_post_options): Handle it.
7235 flag_abi_compat_version defaults to 8.
7236
bdaaa8b7
VV		 72372015-09-21 Ville Voutilainen <ville.voutilainen@gmail.com>
7238
7239 Complete the implementation of N4230, Nested namespace definition.
7240 * c-cppbuiltin.c: Add __cpp_namespace_attributes and
7241 __cpp_nested_namespace_definitions.
7242
eaa797e8
MLI		 72432015-09-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7244
7245 * c-pragma.c (handle_pragma_diagnostic): Fix wrong return.
7246
c4914de6
MLI		 72472015-09-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7248
7249 * c-pragma.c (handle_pragma_diagnostic): Use explicit location
7250 when warning.
7251 * c-pragma.h (pragma_lex): Add optional loc argument.
7252
fcb87c50
MM		 72532015-09-16 Mikhail Maltsev <maltsevm@gmail.com>
7254
7255 * c-format.c (check_format_arg): Adjust to use common block size in all
7256 object pools.
7257
31bdd08a
DM		 72582015-09-15 David Malcolm <dmalcolm@redhat.com>
7259
7260 * c-format.c (location_from_offset): Update for change in
7261 signature of location_get_source_line.
7262 * c-indentation.c (get_visual_column): Likewise.
7263 (line_contains_hash_if): Likewise.
7264
aa9f4b4c
MP		 72652015-09-14 Marek Polacek <polacek@redhat.com>
7266
7267 * c-opts.c (c_common_post_options): Set C++ standard earlier, before
7268 setting various warnings.
7269
aa256c4a
MP		 72702015-09-14 Marek Polacek <polacek@redhat.com>
7271
7272 * c-common.c (warn_for_sign_compare): Cast to unsigned when shifting
7273 a negative value.
7274
0f876f22
MW		 72752015-09-11 Mark Wielaard <mjw@redhat.com>
7276
7277 PR c/28901
7278 * c.opt (Wunused-variable): Option from common.opt.
7279 (Wunused-const-variable): New option.
7280
273aa49e
PC		 72812015-09-09 Paolo Carlini <paolo.carlini@oracle.com>
7282
7283 PR c++/53184
7284 * c.opt ([Wsubobject-linkage]): Add.
7285
1807ffc1
MS		 72862015-09-03 Martin Sebor <msebor@redhat.com>
7287
7288 PR c/66516
7289 * c-common.h (c_decl_implicit, reject_gcc_builtin): Declare new
7290 functions.
7291 * c-common.c (reject_gcc_builtin): Define.
7292
38942840
BI		 72932015-09-02 Balaji V. Iyer <balaji.v.iyer@intel.com>
7294
7295 PR middle-end/60586
7296 * c-common.h (cilk_gimplify_call_params_in_spawned_fn): New
7297 prototype.
7298 * c-gimplify.c (c_gimplify_expr): Added a call to the function
7299 cilk_gimplify_call_params_in_spawned_fn.
7300 * cilk.c (cilk_gimplify_call_params_in_spawned_fn): New function.
7301 (gimplify_cilk_spawn): Removed EXPR_STMT and CLEANUP_POINT_EXPR
7302 unwrapping.
7303
c316b5e4
MP		 73042015-08-25 Marek Polacek <polacek@redhat.com>
7305
7306 PR middle-end/67330
7307 * c-common.c (handle_weak_attribute): Don't check whether the
7308 visibility can be changed here.
7309
584a7c46
MLI		 73102015-08-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7311
7312 * c-lex.c (c_lex_with_flags): Use explicit locations.
7313
a79683d5
TS		 73142015-08-18 Trevor Saunders <tbsaunde@tbsaunde.org>
7315
7316 * c-ada-spec.h, c-common.c, c-common.h, c-format.c, c-format.h,
7317 c-objc.h, c-ppoutput.c, c-pragma.c, c-pragma.h: Remove useless
7318
61717a45
FXC		 73192015-08-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7320
7321 PR middle-end/36757
7322 * c-common.c (check_builtin_function_arguments): Add check
7323 for BUILT_IN_SIGNBIT argument.
7324
329524f5
PC		 73252015-08-18 Paolo Carlini <paolo.carlini@oracle.com>
7326
7327 PR c++/67160
7328 * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_static_assert value
7329 in c++1z mode.
7330
4ee55665
MP		 73312015-08-17 Marek Polacek <polacek@redhat.com>
7332
7333 * c-pretty-print.c (pp_c_cv_qualifiers): Remove code dealing
7334 with whitespaces before qualifier names.
7335
b893e375
MP		 73362015-08-12 Marek Polacek <polacek@redhat.com>
7337
7338 PR c++/55095
7339 * c-common.c (maybe_warn_shift_overflow): Properly handle
7340 left-shifting 1 into the sign bit.
7341
c2d89095
MLI		 73422015-08-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
7343
7344 * c.opt (Wchkp): Use LangEnabledBy instead of EnabledBy.
7345
971e17ff
AS		 73462015-08-06 Andrew Sutton <andrew.n.sutton@gmail.com>
7347 Braden Obrzut <admin@maniacsvault.net>
7348 Jason Merrill <jason@redhat.com>
7349
7350 Add C++ Concepts TS support.
7351 * c-common.c (c_common_reswords): Add __is_same_as, concept, requires.
7352 * c-common.h (enum rid): Add RID_IS_SAME_AS, RID_CONCEPT, RID_REQUIRES.
7353 (D_CXX_CONCEPTS, D_CXX_CONCEPTS_FLAGS): New.
7354 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_concepts.
7355 * c-opts.c (set_std_cxx1z): Set flag_concepts.
7356 * c.opt (fconcepts): New.
7357
b3d5bc62
JJ		 73582015-08-02 Martin Sebor <msebor@redhat.com>
7359
7360 * c.opt (-Wframe-address): New warning option.
7361
8ebca419
PP		 73622015-08-02 Patrick Palka <ppalka@gcc.gnu.org>
7363
7364 * c-indentation.c (should_warn_for_misleading_indentation):
7365 Improve heuristics.
7366
1a1e101f
PP		 73672015-08-02 Patrick Palka <ppalka@gcc.gnu.org>
7368
7369 * c-indentation.c (get_visual_column): Add parameter first_nws,
7370 use it. Update comment documenting the function.
7371 (is_first_nonwhitespace_on_line): Remove.
7372 (should_warn_for_misleading_indentation): Replace usage of
7373 of is_first_nonwhitespace_on_line with get_visual_column.
7374
992118a1
PP		 73752015-08-02 Patrick Palka <ppalka@gcc.gnu.org>
7376
7377 * c-indentation.h (struct token_indent_info): Define.
7378 (get_token_indent_info): Define.
7379 (warn_for_misleading_information): Declare.
7380 * c-common.h (warn_for_misleading_information): Remove.
7381 * c-identation.c (warn_for_misleading_indentation):
7382 Change declaration to take three token_indent_infos. Adjust
7383 accordingly.
7384 * c-identation.c (should_warn_for_misleading_indentation):
7385 Likewise. Bail out early if the body is a compound statement.
7386 (guard_tinfo_to_string): Define.
7387
e8fa3817
JM		 73882015-07-30 Jason Merrill <jason@redhat.com>
7389
7390 * c-pretty-print.c (unary_expression) [INDIRECT_REF]: Don't print
7391 '*' for reference decay.
7392
173864e8
MP		 73932015-07-30 Marek Polacek <polacek@redhat.com>
7394
7395 * c-common.c (warn_tautological_cmp): Bail for float types.
7396
f2afe6dd
MP		 73972015-07-27 Marek Polacek <polacek@redhat.com>
7398
7399 PR bootstrap/67030
7400 * c-common.c (warn_tautological_cmp): Don't warn for macro expansion.
7401
05b28fd6
MP		 74022015-07-27 Marek Polacek <polacek@redhat.com>
7403
7404 PR c++/66555
7405 PR c/54979
7406 * c-common.c (find_array_ref_with_const_idx_r): New function.
7407 (warn_tautological_cmp): New function.
7408 * c-common.h (warn_tautological_cmp): Declare.
7409 * c.opt (Wtautological-compare): New option.
7410
5a5062b8
MP		 74112015-07-23 Marek Polacek <polacek@redhat.com>
7412
7413 * c-ubsan.c (ubsan_instrument_division): Use unshare_expr throughout.
7414 (ubsan_instrument_shift): Likewise.
7415
dc891fe7
MP		 74162015-07-23 Marek Polacek <polacek@redhat.com>
7417
7418 PR sanitizer/66908
7419 * c-ubsan.c: Include gimplify.h.
7420 (ubsan_instrument_division): Unshare OP0 and OP1.
7421 (ubsan_instrument_shift): Likewise.
7422
451b5e48
MP		 74232015-07-20 Marek Polacek <polacek@redhat.com>
7424 Richard Sandiford <richard.sandiford@arm.com>
7425
7426 PR c++/55095
7427 * c-common.c (c_fully_fold_internal): Warn about left shift overflows.
7428 Use EXPR_LOC_OR_LOC.
7429 (maybe_warn_shift_overflow): New function.
7430 * c-common.h (maybe_warn_shift_overflow): Declare.
7431 * c-opts.c (c_common_post_options): Set warn_shift_overflow.
7432 * c.opt (Wshift-overflow): New option.
7433
fb0b2914
ML		 74342015-07-16 Martin Liska <mliska@suse.cz>
7435
7436 * c-format.c (static void check_format_info_main): Use
7437 object_allocator instead of pool_allocator.
7438 (check_format_arg): Likewise.
7439 (check_format_info_main): Likewise.
7440
903f5c23
AM		 74412015-07-15 Andrew MacLeod <amacleod@redhat.com>
7442
7443 * c-opts.c: Remove multiline #include comment.
7444
026c3cfd
AH		 74452015-07-12 Aldy Hernandez <aldyh@redhat.com>
7446
7447 * c-common.c: Fix double word typos.
7448
bb49ee66
EB		 74492015-07-10 Eric Botcazou <ebotcazou@adacore.com>
7450
7451 * c-ada-spec.h (cpp_operation): Revert latest change.
7452 * c-ada-spec.c (print_ada_declaration): Likewise. Skip implicit
7453 constructors and destructors.
7454
1916bcb5
AM		 74552015-07-09 Andrew MacLeod <amacleod@redhat.com>
7456
7457 * c-common.h: Adjust includes for flags.h changes.
7458 * stub-objc.c: Likewise.
026c3cfd 7459
a9dcd529
EB		 74602015-07-08 Eric Botcazou <ebotcazou@adacore.com>
7461
7462 * c-ada-spec.h (cpp_operation): Add IS_CONSTEXPR.
7463 * c-ada-spec.c (print_ada_declaration): Skip constexpr constructors.
7464
b03b462f
JJ		 74652015-07-08 Jakub Jelinek <jakub@redhat.com>
7466
7467 * c-omp.c (c_omp_declare_simd_clauses_to_numbers): If all clauses
7468 are to be removed, return NULL rather than original clauses list.
7469
c7131fb2
AM		 74702015-07-07 Andrew MacLeod <amacleod@redhat.com>
7471
7472 * array-notation-common.c: Adjust includes.
7473 * c-ada-spec.c: Likewise.
7474 * c-cilkplus.c: Likewise.
7475 * c-common.h: Likewise.
7476 * c-cppbuiltin.c: Likewise.
7477 * c-dump.c: Likewise.
7478 * c-format.c: Likewise.
7479 * c-gimplify.c: Likewise.
7480 * c-indentation.c: Likewise.
7481 * c-lex.c: Likewise.
7482 * c-omp.c: Likewise.
7483 * c-opts.c: Likewise.
7484 * c-pch.c: Likewise.
7485 * c-ppoutput.c: Likewise.
7486 * c-pragma.c: Likewise.
7487 * c-pretty-print.c: Likewise.
7488 * c-semantics.c: Likewise.
7489 * c-ubsan.c: Likewise.
7490 * cilk.c: Likewise.
7491 * stub-objc.c: Likewise.
7492
2a7fb83f
EB		 74932015-07-07 Eric Botcazou <ebotcazou@adacore.com>
7494
7495 * c-ada-spec.h (cpp_operation): Add IS_MOVE_CONSTRUCTOR.
7496 * c-ada-spec.c (print_ada_declaration): Skip move constructors.
7497
a03c9bf1
JM		 74982015-07-01 Jason Merrill <jason@redhat.com>
7499
36a85135
JM		 7500 * c-common.h (D_CXX11): Rename from D_CXX0X.
7501 (RID_FIRST_CXX11, RID_LAST_CXX11): Rename from *_CXX0X.
7502 * c-common.c: Adjust.
7503
e7fa68d5
JM		 7504 * c-opts.c (c_common_post_options): Default to C++14.
7505
a03c9bf1
JM		 7506 * c-opts.c (c_common_post_options): Highest ABI level is now 10.
7507
fe95b036
ESR		 75082015-06-30 Edward Smith-Rowland <3dw4rd@verizon.net>
7509
7510 Implement N4197 - Adding u8 character literals
b3d5bc62 7511 * c-ada-spec.c (print_ada_macros): Treat CPP_UTF8CHAR like
a64be36b 7512 CPP_CHAR.
b3d5bc62 7513 * c-common.c (c_parse_error): Print CPP_UTF8CHAR and
a64be36b 7514 CPP_UTF8CHAR_USERDEF tokens.
b3d5bc62 7515 * c-lex.c (c_lex_with_flags): Treat CPP_UTF8CHAR_USERDEF
a64be36b
EB		 7516 and CPP_UTF8CHAR tokens.
7517 (lex_charconst): Treat CPP_UTF8CHAR token.
fe95b036 7518
da2e71c9
MLI		 75192015-06-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
7520
7521 PR fortran/66605
7522 * c-common.c (do_warn_unused_parameter): Move here.
7523 * c-common.h (do_warn_unused_parameter): Declare.
7524
b155cfd9
MP		 75252015-06-29 Marek Polacek <polacek@redhat.com>
7526
7527 PR c/66322
7528 * c-common.c (check_case_bounds): Add bool * parameter. Set
7529 OUTSIDE_RANGE_P.
7530 (c_add_case_label): Add bool * parameter. Pass it down to
7531 check_case_bounds.
7532 (c_do_switch_warnings): Add bool parameters. Implement -Wswitch-bool
7533 warning here.
7534 * c-common.h (c_add_case_label, c_do_switch_warnings): Update
7535 declarations.
7536
31521951
MP		 75372015-06-27 Marek Polacek <polacek@redhat.com>
7538
7539 * c-common.c (check_main_parameter_types): Use VECTOR_TYPE_P
7540 or VECTOR_INTEGER_TYPE_P throughout.
7541 * c-gimplify.c: Likewise.
7542
22d03525
MP		 75432015-06-26 Marek Polacek <polacek@redhat.com>
7544
7545 * array-notation-common.c (find_rank): Use INDIRECT_REF_P.
7546 * c-common.c (c_fully_fold_internal): Likewise.
7547 (c_alignof_expr): Likewise.
7548 * c-pretty-print.c (c_pretty_printer::postfix_expression): Likewise.
7549 * c-ubsan.c (ubsan_instrument_bounds): Likewise.
b1726d6c 7550 * cilk.c (create_parm_list): Likewise.
22d03525 7551
af05e6e5
MP		 75522015-06-26 Marek Polacek <polacek@redhat.com>
7553
7554 * c-common.c (handle_unused_attribute): Use VAR_OR_FUNCTION_DECL_P.
7555
f0889939
AM		 75562015-06-25 Andrew MacLeod <amacleod@redhat.com>
7557
7558 * c-common.c: Remove ipa-ref.h and plugin-api.h from include list.
7559 * c-gimplify.c: Likewise.
7560 * c-pragma.c: Likewise.
7561 * c-ubsan.c: Likewise.
7562 * cilk.c: Likewise.
7563
ca752f39
RS		 75642015-06-25 Richard Sandiford <richard.sandiford@arm.com>
7565
7566 * c-common.c (c_type_hasher): Inherit from ggc_ptr_hash rather than
7567 ggc_hasher.
7568
16a16ec7
AM		 75692015-06-25 Andrew MacLeod <amacleod@redhat.com>
7570
7571 * cilk.c: Move calls.h after tm.h in the include chain.
7572
0ae9bd27
MP		 75732015-06-25 Marek Polacek <polacek@redhat.com>
7574
7575 * array-notation-common.c: Use VAR_P throughout.
7576 * c-ada-spec.c: Likewise.
7577 * c-common.c: Likewise.
7578 * c-format.c: Likewise.
7579 * c-gimplify.c: Likewise.
7580 * c-omp.c: Likewise.
7581 * c-pragma.c: Likewise.
7582 * c-pretty-print.c: Likewise.
7583 * cilk.c: Likewise.
7584
62f9079a
MP		 75852015-06-25 Marek Polacek <polacek@redhat.com>
7586
7587 * cilk.c (extract_free_variables): Use is_global_var.
7588
0fa16060
RS		 75892015-06-23 Richard Sandiford <richard.sandiford@arm.com>
7590
7591 * c-common.c: Don't include target-def.h.
7592
a68ae2e1
MP		 75932015-06-23 Marek Polacek <polacek@redhat.com>
7594
7595 * c-common.c (warn_logical_operator): Use tree_int_cst_equal
7596 when comparing INTEGER_CSTs.
7597
c6a2f2d9
PMR		 75982015-06-22 Pierre-Marie de Rodat <derodat@adacore.com>
7599
7600 * c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
7601 * c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
7602 (dump_ada_template): Skip partially specialized types.
7603
6b4db501
MM		 76042015-06-22 Mikhail Maltsev <maltsevm@gmail.com>
7605
7606 * c-common.c (scalar_to_vector): Use std::swap instead of manually
7607 swapping.
7608
abb226c9
AM		 76092015-06-17 Andrew MacLeod <amacleod@redhat.com>
7610
7611 * array-notation-common.c: Do not include input.h, line-map.h or is-a.h.
7612 * c-ada-spec.c: Likewise.
7613 * c-cilkplus.c: Likewise.
7614 * c-common.c: Likewise.
7615 * c-common.h: Likewise.
7616 * c-cppbuiltin.c: Likewise.
7617 * c-dump.c: Likewise.
7618 * c-format.c: Likewise.
7619 * c-gimplify.c: Likewise.
7620 * c-indentation.c: Likewise.
7621 * c-lex.c: Likewise.
7622 * c-omp.c: Likewise.
7623 * c-opts.c: Likewise.
7624 * c-pch.c: Likewise.
7625 * c-ppoutput.c: Likewise.
7626 * c-pragma.c: Likewise.
7627 * c-pretty-print.c: Likewise.
7628 * c-semantics.c: Likewise.
7629 * c-ubsan.c: Likewise.
7630 * cilk.c: Likewise.
7631 * stub-objc.c: Likewise.
7632
076fecad
PP		 76332015-06-13 Patrick Palka <ppalka@gcc.gnu.org>
7634
7635 PR c++/65168
7636 * c-common.c (c_common_truthvalue_conversion): Warn when
7637 converting an address of a reference to a truth value.
7638
13fdf2e2
AM		 76392015-06-08 Andrew MacLeod <amacleod@redhat.com>
7640
7641 * array-notation-common.c : Adjust include files.
7642 * c-ada-spec.c : Likewise.
7643 * c-cilkplus.c : Likewise.
7644 * c-common.c : Likewise.
7645 * c-common.h : Likewise.
7646 * c-cppbuiltin.c : Likewise.
7647 * c-dump.c : Likewise.
7648 * c-format.c : Likewise.
7649 * c-gimplify.c : Likewise.
7650 * c-indentation.c : Likewise.
7651 * c-lex.c : Likewise.
7652 * c-omp.c : Likewise.
7653 * c-opts.c : Likewise.
7654 * c-pch.c : Likewise.
7655 * c-ppoutput.c : Likewise.
7656 * c-pragma.c : Likewise.
7657 * c-pretty-print.c : Likewise.
7658 * c-semantics.c : Likewise.
7659 * c-ubsan.c : Likewise.
7660 * cilk.c : Likewise.
7661 * stub-objc.c : Likewise.
7662
a1661b90
MP		 76632015-06-08 Marek Polacek <polacek@redhat.com>
7664
7665 PR c/66415
7666 * c-format.c (location_from_offset): Return LOC if LINE is null.
7667
d7438551
AH		 76682015-06-05 Aldy Hernandez <aldyh@redhat.com>
7669
7670 * c-common.h (c_parse_final_cleanups): New prototype.
7671 * c-opts.c (c_common_parse_file): Call c_parse_final_cleanups.
7672
b3d5bc62
JJ		 76732015-06-04 Sriraman Tallam <tmsriram@google.com>
7674
7675 * c-common.c (noplt): New attribute.
7676 (handle_noplt_attribute): New handler.
7677
ecb9f223
AM		 76782015-06-04 Andrew MacLeod <amacleod@redhat.com>
7679
7680 * array-notation-common.c: Adjust includes for restructured coretypes.h.
7681 * c-ada-spec.c: Likewise.
7682 * c-cilkplus.c: Likewise.
7683 * c-common.c: Likewise.
7684 * c-common.h: Likewise.
7685 * c-cppbuiltin.c: Likewise.
7686 * c-dump.c: Likewise.
7687 * c-format.c: Likewise.
7688 * c-gimplify.c: Likewise.
7689 * c-indentation.c: Likewise.
7690 * c-lex.c: Likewise.
7691 * c-omp.c: Likewise.
7692 * c-opts.c: Likewise.
7693 * c-pch.c: Likewise.
7694 * c-ppoutput.c: Likewise.
7695 * c-pragma.c: Likewise.
7696 * c-pretty-print.c: Likewise.
7697 * c-semantics.c: Likewise.
7698 * c-ubsan.c: Likewise.
7699 * cilk.c: Likewise.
7700 * stub-objc.c: Likewise.
7701
6ac48155
DM		 77022015-06-02 David Malcolm <dmalcolm@redhat.com>
7703
7704 PR c/66220:
7705 * c-indentation.c (should_warn_for_misleading_indentation): Use
7706 expand_location rather than expand_location_to_spelling_point.
7707 Don't warn if the guarding statement is more indented than the
7708 next/body stmts.
7709
773ce42e
DM		 77102015-06-02 David Malcolm <dmalcolm@redhat.com>
7711
7712 * c-indentation.c (warn_for_misleading_indentation): Bail out
7713 immediately if -Wmisleading-indentation isn't enabled.
7714
4fef8379
ML		 77152015-06-01 Martin Liska <mliska@suse.cz>
7716
7717 * c-format.c (check_format_arg):Use new type-based pool allocator.
7718 (check_format_info_main) Likewise.
7719
1edfb384
EB		 77202015-05-31 Eric Botcazou <ebotcazou@adacore.com>
7721
7722 * c-ada-spec.c (is_tagged_type): Test for TYPE_METHODS on main variant.
7723 (has_nontrivial_methods): Likewise.
7724
9677ef52
MP		 77252015-05-25 Marek Polacek <polacek@redhat.com>
7726
7727 * c-ubsan.c (ubsan_instrument_shift): Use type0.
7728
fd5c817a
MP		 77292015-05-22 Marek Polacek <polacek@redhat.com>
7730
7731 PR c/47043
7732 * c-common.c (handle_deprecated_attribute): Allow CONST_DECL.
7733
a2f45fe6 77342015-05-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
581edfa3
TS		 7735
7736 * c-cppbuiltin.c (c_cpp_builtins): Use if instead of #if with
7737 STACK_GROWS_DOWNWARD.
7738
a2f45fe6 77392015-05-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
62f9f30b
TS		 7740
7741 * c-cppbuiltin.c (c_cpp_builtins): Check the value of
7742 STACK_GROWS_DOWNWARD rather than if it is defined.
7743
0fee2ac2 77442015-05-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
b1726d6c 7745
0fee2ac2
MLI		 7746 PR c/52952
7747 * c-format.c (location_column_from_byte_offset): New.
7748 (location_from_offset): New.
7749 (struct format_wanted_type): Add offset_loc field.
7750 (check_format_info): Move handling of location for extra arguments
7751 closer to the point of warning.
7752 (check_format_info_main): Pass the result of location_from_offset
7753 to warning_at.
7754 (format_type_warning): Pass the result of location_from_offset
7755 to warning_at.
7756
cf4ef6f7
MP		 77572015-05-20 Marek Polacek <polacek@redhat.com>
7758
7759 * c-omp.c (check_omp_for_incr_expr): Use BINARY_CLASS_P.
7760
3a65ee74
MP		 77612015-05-20 Marek Polacek <polacek@redhat.com>
7762
7763 * c-ada-spec.c (dump_sloc): Use DECL_P.
7764
21b634ae
MP		 77652015-05-20 Marek Polacek <polacek@redhat.com>
7766
7767 * c-pragma.c: Use VAR_OR_FUNCTION_DECL_P throughout.
7768 * c-common.c: Likewise.
7769
0e50b624
DM		 77702015-05-19 David Malcolm <dmalcolm@redhat.com>
7771
7772 * c-common.h (fe_file_change): Strengthen param from
7773 const line_map * to const line_map_ordinary *.
7774 (pp_file_change): Likewise.
7775 * c-lex.c (fe_file_change): Likewise.
7776 (cb_define): Use linemap_check_ordinary when invoking
7777 SOURCE_LINE.
7778 (cb_undef): Likewise.
7779 * c-opts.c (c_finish_options): Use linemap_check_ordinary when
7780 invoking cb_file_change.
7781 (c_finish_options): Likewise.
7782 (push_command_line_include): Likewise.
7783 (cb_file_change): Strengthen param "new_map" from
7784 const line_map * to const line_map_ordinary *.
7785 * c-ppoutput.c (cb_define): Likewise for local "map".
7786 (pp_file_change): Likewise for param "map" and local "from".
7787
fab27f52
MM		 77882015-05-19 Mikhail Maltsev <maltsevm@gmail.com>
7789
7790 * c-common.c (shorten_compare): Use std::swap instead of explicit swaps.
7791
2fe1d762
TV		 77922015-05-18 Tom de Vries <tom@codesourcery.com>
7793
7794 * c-common.c (build_va_arg_1): New function.
7795 (build_va_arg): Add address operator to va_list operand if necessary.
7796
7a37fa90
MM		 77972015-05-15 Mikhail Maltsev <maltsevm@gmail.com>
7798
7799 PR c/48956
7800 * c-common.c (int_safely_convertible_to_real_p): Define.
7801 (unsafe_conversion_p): Check conversions involving complex types.
7802 (conversion_warning): Add new warning message for conversions which
7803 discard imaginary component.
7804 * c-common.h: (enum conversion_safety): Add new enumerator for such
7805 conversions.
7806
3aa3c9fc
MP		 78072015-05-14 Marek Polacek <polacek@redhat.com>
7808
7809 PR c/66066
7810 PR c/66127
7811 * c-common.c (c_fully_fold): Pass false down to c_fully_fold_internal.
7812 (c_fully_fold_internal): Fold C_MAYBE_CONST_EXPRs with
7813 C_MAYBE_CONST_EXPR_INT_OPERANDS set. Add FOR_INT_CONST argument and
7814 use it. If FOR_INT_CONST, require that all evaluated operands be
7815 INTEGER_CSTs.
7816
c3388e62
DM		 78172015-05-12 David Malcolm <dmalcolm@redhat.com>
7818
7819 * c-common.h (warn_for_misleading_indentation): New prototype.
7820 * c-indentation.c: New file.
7821 * c.opt (Wmisleading-indentation): New option.
7822
c7b38fd5
TV		 78232015-05-12 Tom de Vries <tom@codesourcery.com>
7824
7825 PR tree-optimization/66010
7826 * c-common.c (build_va_arg): Don't mark ap addressable unless necessary.
7827
381bf11e
JM		 78282015-05-09 Jason Merrill <jason@redhat.com>
7829
edff0c06
JM		 7830 * c-opts.c (c_common_post_options): Also clear
7831 cpp_opts->cpp_warn_cxx11_compat.
7832
129211bc
JM		 7833 * c-common.h (enum cxx_dialect): Add cxx_unset.
7834 * c-common.c (cxx_dialect): Initialize to cxx_unset.
7835 * c-opts.c (c_common_post_options): Set C++ dialect to C++98 if unset.
7836
381bf11e
JM		 7837 * c.opt (std=c++14): Remove Undocumented flag and experimental warning.
7838 (std=gnu++0x): Mark as Undocumented.
7839 (std=gnu++1y): Add deprecated message.
7840
fe191308
JM		 78412015-05-08 Jason Merrill <jason@redhat.com>
7842
765189ff
JM		 7843 * c.opt (Wc++11-compat): Make primary. Rename var warn_cxx11_compat.
7844 * c-opts.c: Adjust.
7845
fe191308
JM		 7846 * c.opt (Wc++0x-compat): Also set cpp_warn_cxx11_compat.
7847
755e528f
MP		 78482015-05-08 Marek Polacek <polacek@redhat.com>
7849
7850 PR c/64918
7851 * c.opt (Woverride-init-side-effects): New option.
7852
0173bd2a
MP		 78532015-05-07 Marek Polacek <polacek@redhat.com>
7854
7855 PR c/65179
7856 * c-common.c (c_fully_fold_internal): Warn when left shifting a
7857 negative value.
7858 * c.opt (Wshift-negative-value): New option.
7859 * c-opts.c (c_common_post_options): Set warn_shift_negative_value
7860 when -Wextra and C99/C++11 mode.
7861
e0f0d3b9
MP		 78622015-05-07 Marek Polacek <polacek@redhat.com>
7863 Martin Uecker <uecker@eecs.berkeley.edu>
7864
7865 * c-ubsan.c (ubsan_instrument_bounds): Don't skip instrumenting
7866 flexible member array-like members if SANITIZE_BOUNDS_STRICT.
7867
8243e2a9
JM		 78682015-05-05 Jason Merrill <jason@redhat.com>
7869
7870 * c.opt (Wterminate): New.
7871
577cd070
MP		 78722015-04-30 Marek Polacek <polacek@redhat.com>
7873
7874 * c-common.c (maybe_warn_bool_compare): When comparing with 0/1,
7875 require that the non-constant be of a boolean type.
7876
0373796b
JT		 78772015-04-29 Josh Triplett <josh@joshtriplett.org>
7878
e0f0d3b9
MP		 7879 * c-common.c (handle_section_attribute): Refactor to reduce
7880 nesting and distinguish between error cases.
0373796b 7881
716c0ba6
MP		 78822015-04-29 Marek Polacek <polacek@redhat.com>
7883
7884 PR c/64610
7885 * c-common.c (maybe_warn_bool_compare): Warn when comparing a boolean
7886 with 0/1.
7887
8848828b
JJ		 78882015-04-29 Jakub Jelinek <jakub@redhat.com>
7889
7890 * c-common.h (omp_clause_mask): Unconditionally define as a class.
7891 Use uint64_t instead of unsigned HOST_WIDE_INT and 64 instead of
7892 HOST_BITS_PER_WIDE_INT.
7893
ecd0e562
TV		 78942015-04-28 Tom de Vries <tom@codesourcery.com>
7895
7896 PR tree-optimization/65887
7897 * c-common.c (build_va_arg): Mark va_arg ap argument as addressable.
7898
2a877204 78992015-04-28 Eric Botcazou <ebotcazou@adacore.com>
e0f0d3b9 7900 Pierre-Marie de Rodat <derodat@adacore.com>
2a877204
EB		 7901
7902 * c-ada-spec.c (in_function): Delete.
7903 (dump_generic_ada_node): Do not change in_function and remove the
7904 redundant code dealing with it.
7905 (print_ada_declaration): Do not change in_function. Use INDENT_INCR.
7906 (print_ada_methods): Output the static member functions in a nested
7907 package after the regular methods as well as associated renamings.
7908
4853031e
MP		 79092015-04-24 Marek Polacek <polacek@redhat.com>
7910
7911 PR c/65830
7912 * c-common.c (c_fully_fold_internal): Use OPT_Wshift_count_negative
7913 and OPT_Wshift_count_overflow.
7914
8c2b7f79
MP		 7915 PR c/63357
7916 * c-common.c (warn_logical_operator): Warn if the operands have the
7917 same expressions.
7918
b8787813
MP		 79192015-04-24 Marek Polacek <polacek@redhat.com>
7920
7921 PR c/61534
7922 * c-common.c (warn_logical_operator): Bail if either operand comes
7923 from a macro expansion.
7924
8fba1830
BRF		 79252015-04-10 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7926
7927 PR target/55143
7928 * c-common.c (c_default_pointer_mode): Add definition.
7929 * c-common.h (c_default_pointer_mode): Add declaration.
7930
17958621
JJ		 79312015-03-11 Jakub Jelinek <jakub@redhat.com>
7932
7933 * c-common.c (c_common_nodes_and_builtins): Don't call xstrdup
7934 on record_builtin_type argument.
7935
7ccb1a11
JJ		 79362015-03-10 Jakub Jelinek <jakub@redhat.com>
7937
7938 PR c/65120
7939 * c-common.c (warn_logical_not_parentheses): Don't warn for
7940 !x == 0 or !x != 0.
7941
04fd785e
MP		 79422015-03-07 Marek Polacek <polacek@redhat.com>
7943
7944 PR sanitizer/65280
7945 * c-ubsan.c (ubsan_instrument_bounds): Check for COMPONENT_REF
7946 before trying to figure out whether we have a flexible array member.
7947
a4e26206 79482015-03-06 Eric Botcazou <ebotcazou@adacore.com>
8e745a17 7949 Jonathan Wakely <jwakely.gcc@gmail.com>
a4e26206
EB		 7950
7951 * c-ada-spec.c (dump_ada_double_name): Fix pasto.
7952
0d2489f4
EB		 79532015-03-05 Eric Botcazou <ebotcazou@adacore.com>
7954
7955 PR ada/65319
7956 * c-ada-spec.c (print_destructor): Remove obsolete code.
7957
83ed54d7
EB		 79582015-03-01 Eric Botcazou <ebotcazou@adacore.com>
7959
7960 * c-ada-spec.c (is_tagged_type): Add guard for DECL_VINDEX.
7961 (dump_template_types): Adjust DECL_TEMPLATE_INSTANTIATIONS and
7962 DECL_TEMPLATE_RESULT emulations.
7963 (dump_ada_template)): Add guard for TYPE_METHODS.
7964
7631f0e2
MP		 79652015-02-27 Marek Polacek <polacek@redhat.com>
7966
7967 PR c/65040
7968 * c.opt (Wformat-signedness): Don't enable by -Wformat=2.
7969
d1783ae5
KT		 79702015-02-27 Kai Tietz <ktietz@redhat.com>
7971
7972 PR c/35330
7973 * c-pragma.c (handle_pragma_weak): Do not try to create
7974 weak/alias of declarations not being function, or variable
7975 declarations.
7976
56a9f6bc
TS		 79772015-02-24 Thomas Schwinge <thomas@codesourcery.com>
7978
7979 PR libgomp/64625
7980 * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
7981 Remove macros.
7982 (DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
7983
3d5cb23d
MP		 79842015-02-16 Marek Polacek <polacek@redhat.com>
7985
7986 PR c/65066
7987 * c-format.c (check_format_types): Handle null param.
7988
fa008882
MP		 79892015-02-13 Marek Polacek <polacek@redhat.com>
7990
7991 PR c/65040
7992 * c-format.c (check_format_types): Don't warn about different
7993 signedness if the original value is in the range of WANTED_TYPE.
7994
785f21af
JM		 79952015-02-12 Jason Merrill <jason@redhat.com>
7996
7997 PR c++/64956
7998 * c-opts.c (c_common_post_options): Change flag_abi_version from 0
7999 to the current highest version.
8000 * c-cppbuiltin.c (c_cpp_builtins): Assert that it isn't 0.
8001
4886ec8e
JJ		 80022015-02-04 Jakub Jelinek <jakub@redhat.com>
8003
8004 PR c/64824
8005 PR c/64868
8006 * c-omp.c (c_finish_omp_atomic): Use TRUNC_DIV_EXPR
8007 instead of RDIV_EXPR. Use build_binary_op instead of
8008 build2_loc.
8009
40fecdd6
JM		 80102015-01-30 Joseph Myers <joseph@codesourcery.com>
8011
8012 * c-opts.c, c-pch.c, cppspec.c: All callers of fatal_error changed
8013 to pass input_location as first argument.
8014
a0c88d06
TV		 80152015-01-23 Tom de Vries <tom@codesourcery.com>
8016
8017 PR libgomp/64672
8018 * c.opt (fopenacc): Mark as LTO option.
8019
1506ae0e
TV		 80202015-01-23 Tom de Vries <tom@codesourcery.com>
8021
8022 PR libgomp/64707
8023 * c.opt (fopenmp): Mark as LTO option.
8024
31be63ab
JJ		 80252015-01-21 Jakub Jelinek <jakub@redhat.com>
8026
8027 PR c/63307
b1726d6c 8028 * cilk.c (fill_decls_vec): Only put decls into vector v.
31be63ab
JJ		 8029 (compare_decls): Fix up formatting.
8030
80312015-01-21 Igor Zamyatin <igor.zamyatin@intel.com>
8032
8033 PR c/63307
8034 * cilk.c: Include vec.h.
8035 (struct cilk_decls): New structure.
8036 (wrapper_parm_cb): Split this function to...
8037 (fill_decls_vec): ...this...
8038 (create_parm_list): ...and this.
8039 (compare_decls): New function.
8040 (for_local_cb): Remove.
8041 (wrapper_local_cb): Ditto.
8042 (build_wrapper_type): For now first traverse and fill vector of
8043 declarations then sort it and then deal with sorted vector.
8044 (cilk_outline): Ditto.
8045 (declare_one_free_variable): Ditto.
8046
6875457f
JM		 80472015-01-21 Jason Merrill <jason@redhat.com>
8048
8049 PR c++/64629
8050 * c-format.c (check_format_arg): Call decl_constant_value.
8051
185c9e56
ML		 80522015-01-19 Martin Liska <mliska@suse.cz>
8053
8054 * c-common.c (handle_noicf_attribute): New function.
8055
41dbbb37
TS		 80562015-01-15 Thomas Schwinge <thomas@codesourcery.com>
8057 Bernd Schmidt <bernds@codesourcery.com>
8058 James Norris <jnorris@codesourcery.com>
8059 Cesar Philippidis <cesar@codesourcery.com>
8060 Ilmir Usmanov <i.usmanov@samsung.com>
8061 Jakub Jelinek <jakub@redhat.com>
8062
8063 * c.opt (fopenacc): New option.
8064 * c-cppbuiltin.c (c_cpp_builtins): Conditionally define _OPENACC.
8065 * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
8066 New macros.
8067 * c-common.h (c_finish_oacc_wait): New prototype.
8068 * c-omp.c: Include "omp-low.h" and "gomp-constants.h".
8069 (c_finish_oacc_wait): New function.
8070 * c-pragma.c (oacc_pragmas): New variable.
8071 (c_pp_lookup_pragma, init_pragma): Handle it.
8072 * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_CACHE,
8073 PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA, PRAGMA_OACC_EXIT_DATA,
8074 PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP, PRAGMA_OACC_PARALLEL,
8075 PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
8076 (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ASYNC,
8077 PRAGMA_OACC_CLAUSE_AUTO, PRAGMA_OACC_CLAUSE_COLLAPSE,
8078 PRAGMA_OACC_CLAUSE_COPY, PRAGMA_OACC_CLAUSE_COPYIN,
8079 PRAGMA_OACC_CLAUSE_COPYOUT, PRAGMA_OACC_CLAUSE_CREATE,
8080 PRAGMA_OACC_CLAUSE_DELETE, PRAGMA_OACC_CLAUSE_DEVICE,
8081 PRAGMA_OACC_CLAUSE_DEVICEPTR, PRAGMA_OACC_CLAUSE_FIRSTPRIVATE,
8082 PRAGMA_OACC_CLAUSE_GANG, PRAGMA_OACC_CLAUSE_HOST,
8083 PRAGMA_OACC_CLAUSE_IF, PRAGMA_OACC_CLAUSE_NUM_GANGS,
8084 PRAGMA_OACC_CLAUSE_NUM_WORKERS, PRAGMA_OACC_CLAUSE_PRESENT,
8085 PRAGMA_OACC_CLAUSE_PRESENT_OR_COPY,
8086 PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYIN,
8087 PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYOUT,
8088 PRAGMA_OACC_CLAUSE_PRESENT_OR_CREATE, PRAGMA_OACC_CLAUSE_PRIVATE,
8089 PRAGMA_OACC_CLAUSE_REDUCTION, PRAGMA_OACC_CLAUSE_SELF,
8090 PRAGMA_OACC_CLAUSE_SEQ, PRAGMA_OACC_CLAUSE_VECTOR,
8091 PRAGMA_OACC_CLAUSE_VECTOR_LENGTH, PRAGMA_OACC_CLAUSE_WAIT,
8092 PRAGMA_OACC_CLAUSE_WORKER.
8093
3f8257db 80942015-01-14 Marcos Diaz <marcos.diaz@tallertechnologies.com>
5434dc07
MD		 8095
8096 * c-cppbuiltin.c (c_cpp_builtins): New cpp define __SSP_EXPLICIT__
8097 for the new option fstack-protector_explicit.
8098 * c-common.c (c_common_attribute_table): Add stack_protect attribute.
8099 (handle_stack_protect_attribute): New function.
8100
3f8257db 81012015-01-13 Martin Uecker <uecker@eecs.berkeley.edu>
de1b5c17
MU		 8102
8103 * c.opt: New option -Warray-bounds=.
8104
adfac8df
JJ		 81052015-01-09 Michael Collison <michael.collison@linaro.org>
8106
8107 * array-notation-common.c: Include hash-set.h, machmode.h,
8108 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8109 fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
8110 * c-ada-spec.c: Ditto.
8111 * c-cilkplus.c: Ditto.
8112 * c-common.c: Include input.h due to flattening of tree.h.
8113 Define macro GCC_C_COMMON_C.
8114 * c-common.h: Flatten tree.h header files into c-common.h.
8115 Remove include of tree-core.h.
8116 * c-cppbuiltin.c: Include hash-set.h, machmode.h,
8117 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8118 fold-const.h, wide-int.h, and inchash.h due to
8119 flattening of tree.h.
8120 * c-dump.c: Ditto.
8121 * c-format.c: Flatten tree.h header files into c-common.h.
8122 * c-cppbuiltin.c: Include hash-set.h, machmode.h,
8123 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8124 fold-const.h, wide-int.h, and inchash.h due to
8125 flattening of tree.h.
8126 * c-dump.c: Include hash-set.h, machmode.h,
8127 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8128 fold-const.h, wide-int.h, and inchash.h due to
8129 flattening of tree.h.
8130 * c-format.c: Include hash-set.h, machmode.h,
8131 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8132 fold-const.h, wide-int.h, inchash.h and real.h due to
8133 flattening of tree.h.
8134 * c-gimplify.c: Include hash-set.h, machmode.h,
8135 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8136 fold-const.h, wide-int.h, and inchash.h due to
8137 flattening of tree.h.
8138 * cilk.c: Ditto.
8139 * c-lex.c: Ditto.
8140 * c-omp.c: Ditto.
8141 * c-opts.c: Ditto.
8142 * c-pch.c: Ditto.
8143 * c-ppoutput.c: Ditto.
8144 * c-pragma.c: Ditto.
8145 * c-pretty-print.c: Ditto.
8146 * c-semantics.c: Ditto.
8147 * c-ubsan.c: Ditto.
8148 * stub-objc.c: Ditto.
8149
f5481fc4
JM		 81502015-01-08 Jason Merrill <jason@redhat.com>
8151
8152 * c-ubsan.c (ubsan_maybe_instrument_array_ref): Use
8153 do_ubsan_in_current_function.
8154 (ubsan_maybe_instrument_reference_or_call): Likewise.
8155 * c-ubsan.h: Declare it.
8156
de35aa66
MS		 81572015-01-08 Mike Stump <mikestump@comcast.net>
8158
8159 * c-common.c (c_common_attribute_table): Add no_sanitize_thread.
8160
4a9a42ab
MP		 81612015-01-07 Marek Polacek <polacek@redhat.com>
8162
8163 PR c/64440
8164 * c-common.c (c_fully_fold_internal): Warn for division and modulo
8165 if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST and is zero.
8166
2f42e5de
TS		 81672015-01-05 Trevor Saunders <tsaunders@mozilla.com>
8168
8169 PR c++/31397
8170 * c.opt (Wsuggest-override): New option.
8171
5624e564
JJ		 81722015-01-05 Jakub Jelinek <jakub@redhat.com>
8173
8174 Update copyright years.
8175
5bd012f8
MP		 81762015-01-05 Marek Polacek <polacek@redhat.com>
8177
8178 PR c/64423
8179 * c-common.c (warn_array_subscript_with_type_char): Add location_t
8180 parameter. Use it.
8181 * c-common.h (warn_array_subscript_with_type_char): Update
8182 declaration.
8183
a7fa8d18
ESR		 81842014-12-20 Edward Smith-Rowland <3dw4rd@verizon.net>
8185
8186 * c-cppbuiltin.c (__cpp_sized_deallocation): Uncomment and move macro.
8187 Control macro with flag_sized_deallocation.
8188
3f8257db 81892014-12-20 Martin Uecker <uecker@eecs.berkeley.edu>
768952be
MU		 8190
8191 * c.opt (Wdiscarded-array-qualifiers): New option.
8192
1f8d3e84
JJ		 81932014-12-19 Jakub Jelinek <jakub@redhat.com>
8194
8195 PR preprocessor/63831
8196 * c-cppbuiltin.c (c_cpp_builtins): Don't define __has_attribute
8197 and __has_cpp_attribute here.
8198 * c-ppoutput.c (init_pp_output): Set cb->has_attribute to
8199 c_common_has_attribute.
8200 * c-common.h (c_common_has_attribute): New prototype.
8201 * c-lex.c (init_c_lex): Set cb->has_attribute to
8202 c_common_has_attribute instead of cb_has_attribute.
8203 (get_token_no_padding): New function.
8204 (cb_has_attribute): Renamed to ...
8205 (c_common_has_attribute): ... this. No longer static. Use
8206 get_token_no_padding, require ()s, don't build TREE_LIST
8207 unnecessarily, fix up formatting, adjust diagnostics, call
8208 init_attributes.
8209
20b06add
JM		 82102014-12-15 Jason Merrill <jason@redhat.com>
8211
8212 * c.opt (-fsized-deallocation, -Wc++14-compat): New.
8213 (-Wsized-deallocation): New.
8214 * c-opts.c (c_common_post_options): -fsized-deallocation defaults
8215 to on in C++14 and up.
8216
94a073b2
JM		 82172014-12-11 Jason Merrill <jason@redhat.com>
8218
acaa5911
JM		 8219 * c-cppbuiltin.c (c_cpp_builtins): Enable C++14 __cpp_constexpr.
8220
94a073b2
JM		 8221 * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_runtime_arrays if
8222 we aren't complaining about VLAs.
8223
7fb66c15
MP		 82242014-12-06 Marek Polacek <polacek@redhat.com>
8225
8226 PR tree-optimization/64183
8227 * c-gimplify.c (c_gimplify_expr): Don't convert the RHS of a
8228 shift-expression if it is integer_type_node. Use types_compatible_p.
8229
b731b390
JJ		 82302014-11-29 Jakub Jelinek <jakub@redhat.com>
8231
8232 * c-common.c (convert_vector_to_pointer_for_subscript): Remove NULL
8233 last argument from create_tmp_var_raw and create_tmp_var calls.
8234 * cilk.c (gimplify_cilk_spawn): Likewise.
8235 * c-omp.c (c_finish_omp_atomic): Likewise.
8236
6a4da643
MP		 82372014-11-28 Marek Polacek <polacek@redhat.com>
8238
8239 * c-ubsan.c (ubsan_instrument_shift): Use op1_utype for MINUS_EXPR
8240 instead of unsigned_type_node.
8241
541e35a6
MP		 82422014-11-28 Marek Polacek <polacek@redhat.com>
8243
8244 PR c/63862
8245 * c-ubsan.c (ubsan_instrument_shift): Change the type of a MINUS_EXPR
8246 to op1_utype.
8247 * c-gimplify.c (c_gimplify_expr): Convert right operand of a shift
8248 expression to unsigned_type_node.
8249
dcc97066
MW		 82502014-11-20 Mark Wielaard <mjw@redhat.com>
8251
8252 PR debug/38757
8253 * c-opts.c (set_std_c89): Set lang_hooks.name.
8254 (set_std_c99): Likewise.
8255 (set_std_c11): Likewise.
8256 (set_std_cxx98): Likewise.
8257 (set_std_cxx11): Likewise.
8258 (set_std_cxx14): Likewise.
8259 (set_std_cxx1z): Likewise.
8260
aa7da51a
JJ		 82612014-11-21 Jakub Jelinek <jakub@redhat.com>
8262
8263 PR target/63764
8264 * c-common.h (convert_vector_to_pointer_for_subscript): Change
8265 return type to bool.
009a3480 8266 * c-common.c: Include gimple-expr.h.
aa7da51a
JJ		 8267 (convert_vector_to_pointer_for_subscript): Change return type to
8268 bool. If *vecp is not lvalue_p and has VECTOR_TYPE, return true
8269 and copy it into a TARGET_EXPR and use that instead of *vecp
8270 directly.
8271
538dd0b7
DM		 82722014-11-19 David Malcolm <dmalcolm@redhat.com>
8273
8274 Merger of git branch "gimple-classes-v2-option-3".
8275 * ChangeLog.gimple-classes: New.
8276 * c-gimplify.c (add_block_to_enclosing): Strengthen local "stack"
8277 from being just a vec<gimple> to a vec<gbind *>.
8278
c39a5e99
JJ		 82792014-11-18 Jakub Jelinek <jakub@redhat.com>
8280
8281 PR sanitizer/63813
8282 * c-ubsan.c (ubsan_maybe_instrument_reference_or_call): Change type
8283 argument to ptype, set type to TREE_TYPE (ptype). Don't call
8284 get_pointer_alignment for non-pointers. Use ptype, or if it is
8285 reference type, corresponding pointer type, as type of kind
8286 argument.
8287 (ubsan_maybe_instrument_reference,
8288 ubsan_maybe_instrument_member_call): Adjust callers.
8289
8537a4a9
MP		 82902014-11-15 Marek Polacek <polacek@redhat.com>
8291
8292 PR middle-end/63884
8293 * array-notation-common.c (is_sec_implicit_index_fn): Return false
8294 for NULL fndecl.
8295 (extract_array_notation_exprs): Return for NULL node.
8296
2079956a
JM		 82972014-11-12 Joseph Myers <joseph@codesourcery.com>
8298
8299 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define and
8300 undefine __NO_MATH_ERRNO__ based on changes to -fmath-errno state.
8301
1304953e
JJ		 83022014-11-12 Jakub Jelinek <jakub@redhat.com>
8303
8304 PR c/59708
8305 * c-common.c (check_builtin_function_arguments): Handle
8306 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW.
8307
e5e44252
AK		 83082014-11-10 Andi Kleen <ak@linux.intel.com>
8309
8310 PR c/60804
8311 * c-common.h (check_no_cilk): Declare.
8312 * cilk.c (get_error_location): New function.
8313 (check_no_cilk): Dito.
8314
e64b984d
AK		 83152014-11-10 Andi Kleen <ak@linux.intel.com>
8316
8317 * cilk.c (recognize_spawn): Use expression location
8318 for error message.
8319
13c21655
PC		 83202014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
8321
8322 * c.opt ([Wshift-count-negative, Wshift-count-overflow]): Add.
8323
42fd12b1
ESR		 83242014-11-10 Edward Smith-Rowland <3dw4rd@verizon.net>
8325
8326 * c-cppbuiltin.c (__has_attribute, __has_cpp_attribute): New macros;
8327 (__cpp_rtti, __cpp_exceptions): New macros for C++98;
8328 (__cpp_range_based_for, __cpp_initializer_lists,
8329 __cpp_delegating_constructors, __cpp_nsdmi,
8330 __cpp_inheriting_constructors, __cpp_ref_qualifiers): New macros
8331 for C++11; (__cpp_attribute_deprecated): Remove in favor of
8332 __has_cpp_attribute.
8333 * c-lex.c (cb_has_attribute): New callback CPP function;
8334 (init_c_lex): Set has_attribute callback.
8335
6f450181
RB		 83362014-11-04 Richard Biener <rguenther@suse.de>
8337
8338 * c-common.c (shorten_compare): Do not shorten mixed
8339 DFP and non-DFP compares.
8340
26f0e1d6
ESR		 83412014-11-01 Edward Smith-Rowland <3dw4rd@verizon.net>
8342
8343 * g++.dg/cpp1y/feat-cxx11.C: Commentary and rearrangement of tests.
8344 * g++.dg/cpp1y/feat-cxx11-neg.C: Add aggregate NSDMI test.
8345 Commentary and rearrangement of tests.
8346 * g++.dg/cpp1y/feat-cxx14.C: Enable aggregate NSDMI test.
8347 Commentary and rearrangement of tests.
ab20d992 8348 * g++.dg/cpp1y/feat-cxx98-neg.C: Ditto.
26f0e1d6
ESR		 8349 * g++.dg/cpp1y/feat-cxx98.C: Commentary.
8350
ef4bddc2
RS		 83512014-10-29 Richard Sandiford <richard.sandiford@arm.com>
8352
8353 * c-common.c, c-common.h, c-cppbuiltin.c, c-lex.c: Remove redundant
8354 enum from machine_mode.
8355
c582198b
AM		 83562014-10-28 Andrew MacLeod <amacleod@redhat.com>
8357
adfac8df
JJ		 8358 * c-common.c: Adjust include files.
8359 * c-gimplify.c: Ditto.
8360 * cilk.c: Ditto.
8361 * c-pragma.c: Ditto.
8362 * c-ubsan.c: Ditto.
c582198b 8363
60393bbc
AM		 83642014-10-27 Andrew MacLeod <amacleod@redhat.com>
8365
8366 * c-gimplify.c: Adjust include files.
8367
d723bb7c
MLI		 83682014-10-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8369
8370 PR c++/53061
8371 * c-opts.c (c_common_diagnostics_set_defaults): Renamed from
8372 c_common_initialize_diagnostics.
8373 * c-common.h: Likewise.
8374
90f3520e
MP		 83752014-10-24 Marek Polacek <polacek@redhat.com>
8376
8377 PR c/56980
8378 * c-pretty-print.c (c_pretty_printer::simple_type_specifier): Don't
8379 print "struct"/"union"/"enum" for typedefed names.
8380
59d7607a
MP		 83812014-10-23 Marek Polacek <polacek@redhat.com>
8382
8383 * c-ubsan.c (ubsan_instrument_shift): Perform the MINUS_EXPR
8384 in unsigned type.
8385
d95a2703
JJ		 83862014-10-22 Jakub Jelinek <jakub@redhat.com>
8387 Yury Gribov <y.gribov@samsung.com>
8388
8389 * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
8390 ubsan_instrument_vla): Check bits in flag_sanitize_recover bitmask
8391 instead of flag_sanitize_recover as bool flag.
8392
8e6ef852
KY		 83932014-10-21 Kirill Yukhin <kirill.yukhin@intel.com>
8394
8395 * cilk.c: Revert previous change.
8396
948cf550
IZ		 83972014-10-20 Igor Zamyatin <igor.zamyatin@intel.com>
8398
8399 PR c/63307
8400 * cilk.c: Include vec.h.
8401 (struct cilk_decls): New structure.
8402 (wrapper_parm_cb): Split this function to...
8403 (fill_decls_vec): ...this...
8404 (create_parm_list): ...and this.
8405 (compare_decls): New function.
8406 (for_local_cb): Remove.
8407 (wrapper_local_cb): Ditto.
8408 (build_wrapper_type): For now first traverse and fill vector of
8409 declarations then sort it and then deal with sorted vector.
8410 (cilk_outline): Ditto.
8411 (declare_one_free_variable): Ditto.
8412
92574c7c
MP		 84132014-10-17 Marek Polacek <polacek@redhat.com>
8414
8415 * c-opts.c (c_common_post_options): Set warn_implicit_int.
8416 * c.opt (Wimplicit-int): Initialize to -1.
8417
83685514
AM		 84182014-10-16 Andrew MacLeod <amacleod@redhat.com>
8419
8420 * c-pragma.c: Adjust include files.
8421 * c-semantics.c: Likewise.
8422
5b8300ea
DD		 84232014-10-16 DJ Delorie <dj@redhat.com>
8424
8425 * c-cppbuiltin.c (cpp_atomic_builtins): Don't assume pointers are
8426 multiples of bytes.
8427
5f83e90b
JM		 84282014-10-14 Jason Merrill <jason@redhat.com>
8429
8430 PR c++/63455
8431 * c-common.h (CPP_PREPARSED_EXPR): New.
8432 (N_CP_TTYPES): Adjust.
8433
d73326ca
MP		 84342014-10-15 Marek Polacek <polacek@redhat.com>
8435
8436 * c-opts.c (c_common_init_options): Make -std=gnu11 the default for C.
8437
78a7c317
DD		 84382014-10-14 DJ Delorie <dj@redhat.com>
8439
8440 * c-pretty-print.c (pp_c_integer_constant): Check for all __intN
8441 types, not just __int128.
8442 * c-cppbuiltin.c (c_cpp_builtins): Add builtins for all __intN
8443 types, not just __int128.
8444 (cpp_atomic_builtins): Round pointer sizes up.
8445 (type_suffix): Use type precision, not specific types.
8446 * c-common.c (c_common_reswords): Remove __int128 special case.
8447 (c_common_type_for_size): Check for all __intN types, not just
8448 __int128.
8449 (c_common_type_for_mode): Likewise.
8450 (c_common_signed_or_unsigned_type): Likewise.
8451 (c_build_bitfield_integer_type): Likewise.
8452 (c_common_nodes_and_builtins): Likewise.
8453 (keyword_begins_type_specifier): Likewise.
8454 * c-common.h (rid): Remove RID_INT128 and add RID_INT_N_* for all
8455 __intN variants.
8456
2a22f99c
TS		 84572014-10-12 Trevor Saunders <tsaunders@mozilla.com>
8458
8459 * c-common.c: Use hash_table instead of hashtab.
8460
2a8ef767
ESR		 84612014-10-06 Edward Smith-Rowland <3dw4rd@verizon.net>
8462
adfac8df 8463 * c-cppbuiltin.c: Move __cpp_attribute_deprecated to the
2a8ef767
ESR		 8464 C++11 section.
8465
3c9aabbd
MG		 84662014-10-03 Marc Glisse <marc.glisse@inria.fr>
8467
8468 PR c++/54427
8469 PR c++/57198
8470 PR c++/58845
8471 * c-common.c (warn_logical_operator): Punt for vectors.
8472
a15f7cb8
ESR		 84732014-10-01 Edward Smith-Rowland <3dw4rd@verizon.net>
8474
8475 Implement SD-6: SG10 Feature Test Recommendations
8476 * c-cppbuiltin.c (c_cpp_builtins()): Define language feature
8477 macros and the __has_header macro.
8478
8d0cf15e
JM		 84792014-09-30 Jason Merrill <jason@redhat.com>
8480
dd5d5481
JM		 8481 * c-common.h (enum rid): Add RID_IS_TRIVIALLY_ASSIGNABLE and
8482 RID_IS_TRIVIALLY_CONSTRUCTIBLE.
8483 * c-common.c (c_common_reswords): Add __is_trivially_copyable.
8484
b752325e
JM		 8485 * c-common.h (enum rid): Add RID_IS_TRIVIALLY_COPYABLE.
8486 * c-common.c (c_common_reswords): Add __is_trivially_copyable.
8487
8d0cf15e
JM		 8488 * c-common.h (enum rid): Remove RID_IS_CONVERTIBLE_TO.
8489 * c-common.c (c_common_reswords): Remove __is_convertible_to.
8490
083e891e
MP		 84912014-09-24 Marek Polacek <polacek@redhat.com>
8492
8493 PR c/61405
8494 PR c/53874
8495 * c-common.h (struct c_common_resword): Don't define CPP_KEYWORD.
8496
7861b648
AK		 84972014-09-23 Andi Kleen <ak@linux.intel.com>
8498
8499 * c-common.c (handle_no_reorder_attribute): New function.
8500 (c_common_attribute_table): Add no_reorder attribute.
8501
9a79452d
JM		 85022014-09-22 Joseph Myers <joseph@codesourcery.com>
8503
8504 * c-cppbuiltin.c (c_cpp_builtins): Define
8505 __LIBGCC_*_EXCESS_PRECISION__ macros for supported floating-point
8506 modes.
8507
dd69f047
JM		 85082014-09-18 Joseph Myers <joseph@codesourcery.com>
8509
8510 * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_*_FUNC_EXT__
8511 for supported floating-point modes.
8512
737a4826
MLI		 85132014-09-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8514
8515 * c.opt (Wpsabi): Use LangEnabledBy.
8516 * c-opts.c (c_common_handle_option): Do not handle here.
8517
8cc4b7a2
JM		 85182014-09-12 Joseph Myers <joseph@codesourcery.com>
8519
8520 * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_HAS_%s_MODE__
8521 macros for floating-point modes.
8522
179b5a55
MG		 85232014-09-11 Marc Glisse <marc.glisse@inria.fr>
8524
8525 PR target/58757
8526 * c-cppbuiltin.c (builtin_define_float_constants): Correct
8527 __*_DENORM_MIN__ without denormals.
8528
570a11fe
JJ		 85292014-09-10 Jakub Jelinek <jakub@redhat.com>
8530
8531 * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
8532 ubsan_instrument_vla, ubsan_instrument_return): Adjust
8533 ubsan_create_data callers.
8534 (ubsan_instrument_bounds): Don't emit UBSAN_BOUNDS at all if
8535 index is constant or BIT_AND_EXPR with constant mask and is
8536 small enough for the bound.
8537 * c-gimplify.c (ubsan_walk_array_refs_r): For ADDR_EXPR of
8538 ARRAY_REF, make sure the inner ARRAY_REF is not walked again.
8539
b559c810
MLI		 85402014-09-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8541
8542 * c.opt: Add CppReason to various flags.
8543 (Wdate-time): Re-sort.
8544 * c-common.c: Include c-common.h earlier.
8545 (struct reason_option_codes_t): Delete.
8546 (c_option_controlling_cpp_error): Prefix global type and struct
8547 with cpp_.
8548
1ef33fd4
MLI		 85492014-09-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8550
8551 * c.opt (Wnormalized): New.
8552 (Wnormalized=): Use Enum and Reject Negative.
8553 * c-opts.c (c_common_handle_option): Do not handle Wnormalized here.
8554
66bb34c0
JM		 85552014-09-08 Joseph Myers <joseph@codesourcery.com>
8556
8557 * c-cppbuiltin.c (c_cpp_builtins): Define macros for mantissa
8558 digits of floating-point modes if -fbuilding-libgcc.
8559
53d68b9f
JM		 85602014-09-05 Joseph Myers <joseph@codesourcery.com>
8561
8562 * c-cppbuiltin.c (c_cpp_builtins): Also define
8563 __LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
8564 __LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
8565 __LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
8566 __LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
8567 __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
8568 __LIBGCC_STACK_GROWS_DOWNWARD__,
8569 __LIBGCC_DONT_USE_BUILTIN_SETJMP__,
8570 __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
8571 __LIBGCC_DWARF_FRAME_REGISTERS__,
8572 __LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
8573 __LIBGCC_STACK_POINTER_REGNUM__ and
8574 __LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
8575 (builtin_define_with_value): Handle backslash-escaping in string
8576 macro values.
8577
f65586dc
RB		 85782014-09-05 Richard Biener <rguenther@suse.de>
8579
8580 PR middle-end/63148
8581 * c-format.c (check_format_arg): Properly handle
8582 effectively signed POINTER_PLUS_EXPR offset.
8583
2b71f4a4
MLI		 85842014-09-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
8585
8586 * c.opt (Wc90-c99-compat,Wc++-compat,Wcomment,Wendif-labels,
8587 Winvalid-pch,Wlong-long,Wmissing-include-dirs,Wmultichar,Wpedantic,
8588 (Wdate-time,Wtraditional,Wundef,Wvariadic-macros): Add CPP, Var
8589 and Init.
8590 * c-opts.c (c_common_handle_option): Do not handle here.
8591 (sanitize_cpp_opts): Likewise.
8592 * c-common.c (struct reason_option_codes_t): Handle
8593 CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
8594
d2e4feca
MP		 85952014-09-03 Marek Polacek <polacek@redhat.com>
8596
8597 * c.opt (Wlogical-not-parentheses): Enable by -Wall.
8598
9a771876
JJ		 85992014-09-02 Jakub Jelinek <jakub@redhat.com>
8600 Balaji V. Iyer <balaji.v.iyer@intel.com>
8601 Igor Zamyatin <igor.zamyatin@intel.com>
8602
8603 * c-cilkplus.c (cilk_for_number_of_iterations): New function.
8604 * c-common.c (c_common_reswords): Added _Cilk_for.
8605 * c-common.h (enum rid): Added RID_CILK_FOR.
8606 (cilk_for_number_of_iterations): Add declaration.
8607 * c-omp.c (c_finish_omp_for): Added checks for CILK_SIMD and
8608 CILK_FOR.
8609 * c-pragma.c (init_pragma): Register "grainsize" pragma.
8610 * c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_GRAINSIZE.
8611
81b5d104
MLI		 86122014-08-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
8613
8614 * c.opt (Wbuiltin-macro-redefined,Wdeprecated,Wendif-labels,
8615 Winvalid-pch,Wliteral-suffix,Wmissing-include-dirs,Wtrigraphs,
8616 Wundef): Use CPP, Var and Init.
8617 * c-opts.c (c_common_handle_option): Do not handle the above flags here.
8618
b753b37b
MLI		 86192014-08-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
8620
8621 * c.opt (Wbuiltin-macro-redefined): Use CPP, Var and Init.
8622 * c-opts.c (c_common_handle_option): Do not handle here.
8623
028aee17
JM		 86242014-08-25 Jason Merrill <jason@redhat.com>
8625
8626 * c.opt: Change -std=c++1y and -std=gnu++1y to be aliases for
8627 -std=c++14 and -std=gnu++14, rather than the reverse.
8628 * c-opts.c (c_common_handle_option): Change OPT_std_c__1y and
8629 OPT_std_gnu__1y to OPT_std_c__14 and OPT_std_gnu__14.
8630 * c-common.h (cxx_dialect): Remove cxx1y.
8631
e4276ba5
ESR		 86322014-08-23 Edward Smith-Rowland <3dw4rd@verizon.net>
8633
8634 * c-common.h (enum cxx_dialect): Add cxx14.
8635 * c-opts.c (set_std_cxx1y): Rename to set_std_cxx14; Use cxx14.
8636 * c-ubsan.c (ubsan_instrument_shift): Change comment and logic from
8637 cxx_dialect == cxx11 || cxx_dialect == cxx1y to cxx_dialect >= cxx11.
8638
a545cacd
JM		 86392014-08-22 Jason Merrill <jason@redhat.com>
8640
8641 * c.opt (std=gnu++17): Fix alias.
8642
59ea0364
MP		 86432014-08-22 Marek Polacek <polacek@redhat.com>
8644
8645 PR c++/62199
8646 * c-common.c (warn_logical_not_parentheses): Don't check LHS. Don't
8647 check for vector types. Drop LHS argument.
8648 * c-common.h (warn_logical_not_parentheses): Adjust.
8649
596e808c
MLI		 86502014-08-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8651
8652 * c.opt (Wcomment): Use CPP, Var and LangEnabledBy.
8653 (Wmultichar): Likewise.
8654 (Wdate-time): Use C-family languages instead of Common. Use CPP
8655 and Var.
8656 * c-opts.c (c_common_handle_option): Do not handle the above
8657 options here.
8658 (sanitize_cpp_opts): Likewise.
8659
18767f65
MLI		 86602014-08-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8661
8662 PR fortran/44054
8663 * c-opts.c: Include tree-diagnostics.h.
8664 (c_diagnostic_finalizer): New.
8665 (c_common_initialize_diagnostics): Use it.
8666
b4413594
MLI		 86672014-08-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8668
8669 PR preprocessor/51303
8670 * c-common.c (struct reason_option_codes_t option_codes):
8671 Add CPP_W_MISSING_INCLUDE_DIRS. Sort alphabetically.
8672
43f9a13c
MLI		 86732014-08-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8674
8675 PR c/60975
8676 PR c/53063
8677 * c.opt (Wvariadic-macros): Use CPP and LangEnabledBy.
8678 * c-opts.c (c_common_handle_option): Call cpp_handle_option_auto.
8679 (c_common_post_options): Call init_global_opts_from_cpp.
8680 (sanitize_cpp_opts): Do not handle Wvariadic-macros here.
8681
04159acf
MP		 86822014-08-19 Marek Polacek <polacek@redhat.com>
8683
8684 PR c++/62153
8685 * c-common.c (maybe_warn_bool_compare): New function.
8686 * c-common.h (maybe_warn_bool_compare): Declare.
8687 * c.opt (Wbool-compare): New option.
8688
35aff4fb
MP		 86892014-08-19 Marek Polacek <polacek@redhat.com>
8690
8691 * c.opt (Wc99-c11-compat): New option.
8692
177cce46
MP		 86932014-08-19 Marek Polacek <polacek@redhat.com>
8694
8695 * c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according
8696 to warn_c90_c99_compat.
8697 * c.opt (Wc90-c99-compat, Wdeclaration-after-statement): Initialize
8698 to -1.
8699
6ae9194f
MLI		 87002014-08-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8701 Steven Bosscher <steven@gcc.gnu.org>
8702
8703 PR c/52952
8704 * c-format.c: Add extra_arg_loc and format_string_loc to struct
8705 format_check_results.
8706 (check_function_format): Use true and add comment for boolean
8707 argument.
8708 (finish_dollar_format_checking): Use explicit location when warning.
8709 (check_format_info): Likewise.
8710 (check_format_arg): Set extra_arg_loc and format_string_loc.
8711 (check_format_info_main): Use explicit location when warning.
8712 (check_format_types): Pass explicit location.
8713 (format_type_warning): Likewise.
8714
8e54f6d3
MLI		 87152014-08-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8716
8717 PR fortran/44054
8718 * c-format.c: Handle Fortran flags.
8719
cd4e76fc
IZ		 87202014-08-12 Igor Zamyatin <igor.zamyatin@intel.com>
8721
8722 PR other/61962
8723 * array-notation-common.c (find_rank): Added handling for other
8724 types of references.
8725
f3bede71
MP		 87262014-08-10 Marek Polacek <polacek@redhat.com>
8727
8728 PR c/51849
8729 * c-opts.c (sanitize_cpp_opts): Pass warn_c90_c99_compat to libcpp.
8730 * c.opt (Wc90-c99-compat): Add option.
8731
9f25a338
TS		 87322014-08-07 Trevor Saunders <tsaunders@mozilla.com>
8733
8734 * c-gimplify.c, cilk.c: Remove includes of pointer-set.h.
8735
62e4eb35
MP		 87362014-08-03 Marek Polacek <polacek@redhat.com>
8737
ab20d992 8738 * c-common.c (check_case_value): Add location_t parameter. Use it.
62e4eb35
MP		 8739 (c_add_case_label): Pass loc to check_case_value.
8740
b787e7a2
TS		 87412014-08-02 Trevor Saunders <tsaunders@mozilla.com>
8742
8743 * cilk.c: Use hash_map instead of pointer_map.
8744
6e2830c3
TS		 87452014-08-02 Trevor Saunders <tsaunders@mozilla.com>
8746
8747 * c-gimplify.c: Use hash_set instead of pointer_set.
8748
a7ee52fb
IZ		 87492014-08-01 Igor Zamyatin <igor.zamyatin@intel.com>
8750
8751 PR middle-end/61455
8752 * array-notation-common.c (extract_array_notation_exprs): Handling
8753 of DECL_EXPR added.
8754
944fa280
JJ		 87552014-08-01 Jakub Jelinek <jakub@redhat.com>
8756
8757 * c-common.h (min_align_of_type): Removed prototype.
8758 * c-common.c (min_align_of_type): Removed.
8759 * c-ubsan.h (ubsan_maybe_instrument_reference,
8760 ubsan_maybe_instrument_member_call): New prototypes.
8761 * c-ubsan.c: Include stor-layout.h and builtins.h.
8762 (ubsan_maybe_instrument_reference_or_call,
8763 ubsan_maybe_instrument_reference, ubsan_maybe_instrument_call): New
8764 functions.
8765
b4dfdc11
MG		 87662014-07-31 Marc Glisse <marc.glisse@inria.fr>
8767
8768 PR c++/60517
8769 * c.opt (-Wreturn-local-addr): Move to common.opt.
8770
a41844e5
JM		 87712014-07-30 Jason Merrill <jason@redhat.com>
8772
8773 PR c++/61659
8774 PR c++/61687
8775 Revert:
8776 * c.opt (-fuse-all-virtuals): New.
8777
976d5a22
TT		 87782014-07-30 Tom Tromey <tromey@redhat.com>
8779
8780 PR c/59855
8781 * c.opt (Wdesignated-init): New option.
8782 * c-common.c (c_common_attribute_table): Add "designated_init".
8783 (handle_designated_init): New function.
8784
cdc94aca
MP		 87852014-07-24 Marek Polacek <polacek@redhat.com>
8786
8787 PR c/57653
8788 * c-opts.c (c_finish_options): If -imacros is in effect, return.
8789
f41373b6
DS		 87902014-07-16 Dodji Seketeli <dodji@redhat.com>
8791
8792 PR preprocessor/60723 - missing system-ness marks for macro tokens
8793 * c-ppoutput.c (struct print::prev_was_system_token): New data
8794 member.
8795 (init_pp_output): Initialize it.
8796 (maybe_print_line_1, maybe_print_line, print_line_1, print_line)
8797 (do_line_change): Return a flag saying if a line marker was
8798 emitted or not.
8799 (scan_translation_unit): Detect if the system-ness of the token we
8800 are about to emit is different from the one of the previously
8801 emitted token. If so, emit a line marker. Avoid emitting useless
8802 adjacent line markers. Avoid emitting line markers for tokens
8803 originating from the expansion of built-in macros.
8804 (scan_translation_unit_directives_only): Adjust.
8805
4d661eaa
MP		 88062014-07-15 Marek Polacek <polacek@redhat.com>
8807
8808 * c-ubsan.c (ubsan_instrument_bounds): Don't instrument if
8809 TYPE_MAX_VALUE is NULL.
8810
b108f48f
JJ		 88112014-07-14 Jakub Jelinek <jakub@redhat.com>
8812
8813 PR middle-end/61294
8814 * c.opt (Wmemset-transposed-args): New warning.
8815
c0221884
JM		 88162014-07-10 Jason Merrill <jason@redhat.com>
8817
8818 PR c++/61659
8819 PR c++/61687
8820 * c.opt (-fuse-all-virtuals): New.
8821
63dfbb95
RB		 88222014-07-09 Richard Biener <rguenther@suse.de>
8823
8824 PR c-family/61741
8825 * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
8826 using unsigned arithmetic if overflow does not wrap instead of
8827 if overflow is undefined.
8828
773ec47f
MP		 88292014-07-06 Marek Polacek <polacek@redhat.com>
8830
8831 PR c/6940
8832 * c.opt (Wsizeof-array-argument): New option.
8833
00a7ba58
JJ		 88342014-07-03 Jakub Jelinek <jakub@redhat.com>
8835
b1726d6c 8836 * c-ada-spec.c (dump_ada_nodes): Don't call qsort if
00a7ba58
JJ		 8837 comments->count <= 1, as comments->entries might be NULL.
8838
52ec0ea3
MP		 88392014-07-01 Marek Polacek <polacek@redhat.com>
8840
8841 * c.opt (Wint-conversion): New option.
8842
d5c3d343
MP		 88432014-07-01 Marek Polacek <polacek@redhat.com>
8844
8845 PR c/58286
8846 * c.opt (Wincompatible-pointer-types): New option.
8847
6e7ceb17
PC		 88482014-06-30 Paolo Carlini <paolo.carlini@oracle.com>
8849
8850 PR c++/51400
8851 * c-common.c (handle_noreturn_attribute, handle_const_attribute):
8852 Do not discard TYPE_QUALS of type.
8853
da73100b
JM		 88542014-06-26 Jason Merrill <jason@redhat.com>
8855
8856 * c-common.h (enum cxx_dialect): Add cxx1z.
8857 * c.opt (std=c++1z, std=c++17, std=gnu++1z, std=gnu++17): New.
8858 * c-opts.c (c_common_handle_option, set_std_cxx1z): Handle it.
8859
08eedf75
TJ		 88602014-06-26 Teresa Johnson <tejohnson@google.com>
8861
8862 * c-common.h (get_dump_info): Declare.
8863 * c-gimplify.c (c_genericize): Use saved dump files.
8864 * c-opts.c (c_common_parse_file): Begin and end dumps
8865 once around parsing invocation.
8866 (get_dump_info): New function.
8867
7b56b2f8
MP		 88682014-06-23 Marek Polacek <polacek@redhat.com>
8869 Andrew MacLeod <amacleod@redhat.com>
8870
8871 PR c/61553
8872 * c-common.c (get_atomic_generic_size): Don't segfault if the
8873 type doesn't have a size.
8874
0e37a2f3
MP		 88752014-06-20 Marek Polacek <polacek@redhat.com>
8876
8877 * c-gimplify.c: Include "c-ubsan.h" and "pointer-set.h".
8878 (ubsan_walk_array_refs_r): New function.
8879 (c_genericize): Instrument array bounds.
8880 * c-ubsan.c: Include "internal-fn.h".
8881 (ubsan_instrument_division): Mark instrumented arrays as having
8882 side effects. Adjust ubsan_type_descriptor call.
8883 (ubsan_instrument_shift): Likewise.
8884 (ubsan_instrument_vla): Adjust ubsan_type_descriptor call.
8885 (ubsan_instrument_bounds): New function.
8886 (ubsan_array_ref_instrumented_p): New function.
8887 (ubsan_maybe_instrument_array_ref): New function.
8888 * c-ubsan.h (ubsan_instrument_bounds): Declare.
8889 (ubsan_array_ref_instrumented_p): Declare.
8890 (ubsan_maybe_instrument_array_ref): Declare.
8891
88922014-06-20 Hale Wang <hale.wang@arm.com>
dd6fe7d4
HW		 8893
8894 PR lto/61123
8895 * c.opt (fshort-enums): Add to LTO.
8896 * c.opt (fshort-wchar): Likewise.
8897
5c3d09f7
MP		 88982014-06-16 Marek Polacek <polacek@redhat.com>
8899
8900 PR c/60439
8901 * c.opt (Wswitch-bool): Add Var.
8902
9cf32741
JJ		 89032014-06-12 Jakub Jelinek <jakub@redhat.com>
8904
8905 PR middle-end/61486
8906 * c-omp.c (c_omp_split_clauses): Don't crash on firstprivate in
8907 #pragma omp target teams or
8908 #pragma omp {,target }teams distribute simd.
8909
62984918
JM		 89102014-06-12 Jason Merrill <jason@redhat.com>
8911
8912 * c.opt (Wabi=, fabi-compat-version): New.
8913 * c-opts.c (c_common_handle_option): Handle -Wabi=.
8914 (c_common_post_options): Handle flag_abi_compat_version default.
8915 Disallow -fabi-compat-version=1.
8916 * c-common.h (abi_version_crosses): New.
8917
f961457f
JH		 89182014-06-11 Jan Hubicka <hubicka@ucw.cz>
8919
adfac8df 8920 * c-common.c (handle_section_attribute): Update handling for
f961457f
JH		 8921 section names that are no longer trees.
8922
92d28cbb
JJ		 89232014-06-10 Jakub Jelinek <jakub@redhat.com>
8924
8925 PR fortran/60928
8926 * c-pragma.c (omp_pragmas_simd): Move PRAGMA_OMP_TASK...
8927 (omp_pragmas): ... back here.
8928
742938c9
MP		 89292014-06-05 Marek Polacek <polacek@redhat.com>
8930
8931 PR c/49706
8932 * c-common.c (warn_logical_not_parentheses): New function.
8933 * c-common.h (warn_logical_not_parentheses): Declare.
8934 * c.opt (Wlogical-not-parentheses): New option.
8935
9d548dfb
MP		 89362014-06-04 Marek Polacek <polacek@redhat.com>
8937
8938 PR c/30020
8939 * c-common.c (check_case_bounds): Add location parameter.
8940 Use it.
8941 (c_add_case_label): Pass loc to check_case_bounds.
8942
fedfecef
MP		 89432014-06-03 Marek Polacek <polacek@redhat.com>
8944
8945 PR c/60439
8946 * c.opt (Wswitch-bool): New option.
8947
f6a7cffc
TS		 89482014-05-22 Thomas Schwinge <thomas@codesourcery.com>
8949
040d18b6
TS		 8950 * c-common.h (c_omp_sharing_predetermined, c_omp_remap_decl):
8951 Remove prototypes.
8952 (record_types_used_by_current_var_decl): Move prototype to where
8953 it belongs.
8954
f6a7cffc
TS		 8955 * c-common.c (DEF_FUNCTION_TYPE_0, DEF_FUNCTION_TYPE_6)
8956 (DEF_FUNCTION_TYPE_7, DEF_FUNCTION_TYPE_8)
8957 (DEF_FUNCTION_TYPE_VAR_5): Cosmetic fixes.
8958
632f2871
RS		 89592014-05-21 Richard Sandiford <rsandifo@linux.vnet.ibm.com>
8960
8961 * c-common.h (CTI_VOID_ZERO, void_zero_node): Delete.
8962 * c-common.c (c_common_nodes_and_builtins): Don't initialize
8963 void_zero_node.
8964 * c-pretty-print.c (pp_c_void_constant): New function.
8965 (c_pretty_printer::constant, c_pretty_printer::primary_expression)
8966 (c_pretty_printer::expression): Handle VOID_CST.
8967 * cilk.c (extract_free_variables): Likewise.
8968 * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift)
8969 (ubsan_instrument_vla): Use void_node instead of void_zero_node.
8970
766090c2
TS		 89712014-05-17 Trevor Saunders <tsaunders@mozilla.com>
8972
8973 * c-common.h (sorted_fields_type): Remove variable_size GTY attribute.
8974 * c-pragma.c (push_alignment): Adjust.
8975 (handle_pragma_push_options): Likewise.
8976
661a0813
MP		 89772014-05-09 Marek Polacek <polacek@redhat.com>
8978
8979 PR c/50459
8980 * c-common.c (check_user_alignment): Return -1 if alignment is error
8981 node.
8982 (handle_aligned_attribute): Don't call default_conversion on
8983 FUNCTION_DECLs.
8984 (handle_vector_size_attribute): Likewise.
8985 (handle_tm_wrap_attribute): Handle case when wrap_decl is error node.
8986 (handle_sentinel_attribute): Call default_conversion and allow even
8987 integral types as an argument.
8988
2793eeab
MP		 89892014-05-08 Marek Polacek <polacek@redhat.com>
8990
8991 PR c/61053
8992 * c-common.c (min_align_of_type): New function factored out from...
8993 (c_sizeof_or_alignof_type): ...here.
8994 * c-common.h (min_align_of_type): Declare.
8995
f827930a
MP		 89962014-05-08 Marek Polacek <polacek@redhat.com>
8997
8998 PR c/61077
8999 * c-common.c (check_main_parameter_types): Warn for _Atomic-qualified
9000 parameter type of main.
9001
ca49b74e
DD		 90022014-05-07 DJ Delorie <dj@redhat.com>
9003
9004 * c-cppbuiltin.c (print_bits_of_hex): New.
9005 (builtin_define_type_minmax): Print values using hex so as not to
9006 require a pre-computed list of string values.
9007
1d60af08
KZ		 90082014-05-06 Kenneth Zadeck <zadeck@naturalbridge.com>
9009 Mike Stump <mikestump@comcast.net>
9010 Richard Sandiford <rdsandiford@googlemail.com>
9011
9012 * c-ada-spec.c: Include wide-int.h.
9013 (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Remove.
9014 (dump_generic_ada_node): Use wide-int interfaces.
9015 * c-common.c: Include wide-int-print.h.
9016 (shorten_compare): Use wide-int interfaces and tree_int_cst_lt.
9017 (pointer_int_sum): Use wide-int interfaces.
9018 (c_common_nodes_and_builtins): Use make_int_cst.
9019 (match_case_to_enum_1): Use tree_fits_uhwi_p and tree_fits_shwi_p.
9020 (handle_alloc_size_attribute): Use wide-int interfaces.
9021 (get_nonnull_operand): Likewise.
9022 * c-format.c (get_constant): Use tree_fits_uhwi_p.
9023 * c-lex.c: Include wide-int.h.
9024 (narrowest_unsigned_type): Take a widest_int rather than two
9025 HOST_WIDE_INTs.
9026 (narrowest_signed_type): Likewise.
9027 (interpret_integer): Update accordingly. Use wide-int interfaces.
9028 (lex_charconst): Use wide-int interfaces.
9029 * c-pretty-print.c: Include wide-int.h.
9030 (pp_c_integer_constant): Use wide-int interfaces.
9031 * cilk.c (declare_one_free_variable): Use tree_int_cst_lt instead of
9032 INT_CST_LT_UNSIGNED.
9033
b15458be
RB		 90342014-05-06 Richard Biener <rguenther@suse.de>
9035
9036 * c-opts.c (c_common_post_options): For -freestanding,
9037 -fno-hosted and -fno-builtin disable pattern recognition
9038 if not enabled explicitely.
9039
6577374e
MP		 90402014-05-02 Marek Polacek <polacek@redhat.com>
9041
9042 * c.opt (Wsizeof-pointer-memaccess): Describe option.
9043
d00887e8
MP		 90442014-05-01 Marek Polacek <polacek@redhat.com>
9045
9046 PR c/43245
9047 * c.opt (Wdiscarded-qualifiers): Add.
9048
f8ed5150
MP		 90492014-04-30 Marek Polacek <polacek@redhat.com>
9050
9051 * c-ubsan.c (ubsan_instrument_division): Handle REAL_TYPEs. Perform
9052 INT_MIN / -1 sanitization only for integer types.
9053
45484dcf
MP		 90542014-04-25 Marek Polacek <polacek@redhat.com>
9055
9056 PR c/18079
9057 * c-common.c (handle_noinline_attribute): Warn if the attribute
9058 conflicts with always_inline attribute.
9059 (handle_always_inline_attribute): Warn if the attribute conflicts
9060 with noinline attribute.
9061
38e514c0
MP		 90622014-04-25 Marek Polacek <polacek@redhat.com>
9063
9064 PR c/60156
9065 * c-common.c (check_main_parameter_types): Warn about variadic main.
9066
44875f92
MS		 90672014-04-24 Mike Stump <mikestump@comcast.net>
9068
9069 * c.opt (Wshadow-ivar): Default to on.
9070
dcaaa5a0
DP		 90712014-04-24 Dimitris Papavasiliou <dpapavas@gmail.com>
9072
9073 * c.opt (Wshadow-ivar, flocal-ivars, fivar-visibility): Add.
9074
c07d7c02
MP		 90752014-04-23 Marek Polacek <polacek@redhat.com>
9076
9077 * c-common.c (handle_tm_wrap_attribute): Tweak error message.
9078
1c33c9b7
JJ		 90792014-04-22 Jakub Jelinek <jakub@redhat.com>
9080
9081 PR sanitizer/60275
9082 * c-ubsan.c (ubsan_instrument_return): Return __builtin_trap ()
9083 if flag_sanitize_undefined_trap_on_error.
9084 (ubsan_instrument_division, ubsan_instrument_shift,
9085 ubsan_instrument_vla): Likewise. Use __ubsan_handle_*_abort ()
9086 if !flag_sanitize_recover.
9087
793c625f
MG		 90882014-04-22 Marc Glisse <marc.glisse@inria.fr>
9089
9090 PR libstdc++/43622
9091 * c-common.c (registered_builtin_types): Make non-static.
9092 * c-common.h (registered_builtin_types): Declare.
9093
b0f1bf36 90942014-04-14 Richard Biener <rguenther@suse.de>
ab20d992 9095 Marc Glisse <marc.glisse@inria.fr>
b0f1bf36
RB		 9096
9097 PR c/60819
9098 * c-common.c (convert_vector_to_pointer_for_subscript): Properly
9099 apply may-alias the scalar pointer type when applicable.
9100
3b07fa4a
IZ		 91012014-04-12 Igor Zamyatin <igor.zamyatin@intel.com>
9102
9103 PR middle-end/60467
9104 * cilk.c (cilk_set_spawn_marker): Remove FUNCTION_DECL
9105 as possible argument for Cilk_spawn.
9106
cbbd2b1c
TB		 91072014-04-11 Tobias Burnus <burnus@net-b.de>
9108
9109 PR c/60194
9110 * c.opt (Wformat-signedness): Add
9111 * c-format.c(check_format_types): Use it.
9112
6415bd5d
JM		 91132014-04-11 Jason Merrill <jason@redhat.com>
9114
9115 PR c++/57926
9116 * c-common.c (sync_resolve_size, get_atomic_generic_size): Call
9117 default_conversion for an array argument.
9118
6525783a
MP		 91192014-04-08 Marek Polacek <polacek@redhat.com>
9120
9121 PR sanitizer/60745
9122 * c-ubsan.c: Include asan.h.
9123 (ubsan_instrument_return): Call initialize_sanitizer_builtins.
9124
880a467b
NS		 91252014-04-03 Nathan Sidwell <nathan@codesourcery.com>
9126
9127 * c.opt (Wnon-virtual-dtor): Auto set when Weffc++.
9128
7b59ff2d
MP		 91292014-04-02 Marek Polacek <polacek@redhat.com>
9130
9131 * c-common.h (c_expand_expr): Remove declaration.
9132
8edbfaa6
JJ		 91332014-03-28 Jakub Jelinek <jakub@redhat.com>
9134
9135 PR c++/60689
9136 * c-common.c (add_atomic_size_parameter): When creating new
9137 params vector, push the size argument first.
9138
07d72e1d
JJ		 91392014-03-26 Jakub Jelinek <jakub@redhat.com>
9140
9141 * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
9142 ubsan_instrument_vla, ubsan_instrument_return): Adjust
9143 ubsan_create_data callers.
9144
b35e0fa0
JJ		 91452014-03-22 Jakub Jelinek <jakub@redhat.com>
9146
9147 PR debug/60603
9148 * c-opts.c (c_finish_options): Restore cb_file_change call to
9149 <built-in>.
9150
39a1ebb3
JJ		 91512014-03-13 Jakub Jelinek <jakub@redhat.com>
9152
9153 PR middle-end/36282
9154 * c-pragma.c (apply_pragma_weak): Only look at
9155 TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) if
9156 DECL_ASSEMBLER_NAME_SET_P (decl).
9157 (maybe_apply_pending_pragma_weaks): Exit early if
9158 vec_safe_is_empty (pending_weaks) rather than only when
9159 !pending_weaks.
9160 (maybe_apply_pragma_weak): Likewise. If !DECL_ASSEMBLER_NAME_SET_P,
9161 set assembler name back to NULL afterwards.
9162
a07f6ed2
JM		 91632014-03-11 Jason Merrill <jason@redhat.com>
9164
9165 * c.opt: Add -std=gnu++14.
9166
75b107f5
IB		 91672014-03-11 Ian Bolton <ian.bolton@arm.com>
9168
9169 * c-opts.c (c_common_post_options): Don't override
9170 -ffp-contract=fast if unsafe-math-optimizations is on.
9171
f42c637e
PM		 91722014-03-08 Paulo Matos <paulo@matos-sorge.com>
9173
22b15758 9174 * c.opt: Enable LTO FE for fshort-double.
f42c637e 9175
70e24808
JM		 91762014-03-07 Jason Merrill <jason@redhat.com>
9177
9178 * c.opt: Add -std=c++14.
9179
3af9c5e9
MP		 91802014-03-06 Marek Polacek <polacek@redhat.com>
9181
9182 PR c/60197
9183 * cilk.c (contains_cilk_spawn_stmt): New function.
9184 (contains_cilk_spawn_stmt_walker): Likewise.
9185 (recognize_spawn): Give error on invalid use of _Cilk_spawn.
9186 * c-common.h (contains_cilk_spawn_stmt): Add declaration.
9187
b3bdf019
JJ		 91882014-03-03 Jakub Jelinek <jakub@redhat.com>
9189
9190 * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
9191 (init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
9192 even when flag_preprocess_only.
9193
ca7e759d
JM		 91942014-02-26 Jason Merrill <jason@redhat.com>
9195
9196 PR c++/59231
9197 PR c++/11586
9198 * c-common.c (shorten_compare): Don't check
9199 c_inhibit_evaluation_warnings.
9200
28e41874
JJ		 92012014-02-19 Jakub Jelinek <jakub@redhat.com>
9202
cca615af
JJ		 9203 PR c/37743
9204 * c-common.c (c_common_nodes_and_builtins): When initializing
9205 c_uint{16,32,64}_type_node, also set corresponding
9206 uint{16,32,64}_type_node to the same value.
9207
28e41874
JJ		 9208 PR c++/60267
9209 * c-pragma.c (init_pragma): Don't call cpp_register_deferred_pragma
9210 for PRAGMA_IVDEP if flag_preprocess_only.
9211
c2bf53a1
JJ		 92122014-02-12 Jakub Jelinek <jakub@redhat.com>
9213
9214 PR c/60101
9215 * c-common.c (merge_tlist): If copy is true, call new_tlist,
9216 if false, add ADD itself, rather than vice versa.
9217 (verify_tree): For COND_EXPR, don't call merge_tlist with non-zero
9218 copy. For SAVE_EXPR, only call merge_tlist once.
9219
8fcbce72
JJ		 92202014-02-08 Jakub Jelinek <jakub@redhat.com>
9221
9222 PR middle-end/60092
9223 * c-common.c (handle_alloc_size_attribute): Use tree_fits_uhwi_p
9224 and tree_to_uhwi.
9225 (handle_alloc_align_attribute, handle_assume_aligned_attribute): New
9226 functions.
9227 (c_common_attribute_table): Add alloc_align and assume_aligned
9228 attributes.
9229
0a756a3f
MP		 92302014-02-06 Marek Polacek <polacek@redhat.com>
9231
9232 PR c/60087
9233 * c-common.c (warn_for_sign_compare): Call warning_at with location
9234 instead of warning.
9235
7ec4847a
MP		 92362014-02-05 Marek Polacek <polacek@redhat.com>
9237
9238 PR c/53123
9239 * c-omp.c (c_finish_omp_atomic): Remove unreachable return
9240 statement.
9241
66f20604
MP		 92422014-02-04 Marek Polacek <polacek@redhat.com>
9243
9244 PR c/60036
9245 * c-common.c (conversion_warning): Unwrap C_MAYBE_CONST_EXPR and/or
9246 SAVE_EXPR.
9247
5d77fb19
MG		 92482014-02-03 Marc Glisse <marc.glisse@inria.fr>
9249
9250 PR c++/53017
9251 PR c++/59211
9252 * c-common.c (handle_aligned_attribute, handle_alloc_size_attribute,
9253 handle_vector_size_attribute, handle_nonnull_attribute): Call
9254 default_conversion on the attribute argument.
9255 (handle_nonnull_attribute): Increment the argument number.
9256
81e5eca8
MP		 92572014-01-31 Marek Polacek <polacek@redhat.com>
9258
9259 PR c/59963
9260 * c-common.c (add_atomic_size_parameter): Pass vNULL to
9261 build_function_call_vec.
9262 (resolve_overloaded_builtin): Likewise.
9263 * c-common.h (build_function_call_vec): Adjust declaration.
9264
68fca595
MP		 92652014-01-30 Marek Polacek <polacek@redhat.com>
9266
9267 PR c/59940
9268 * c-common.h (unsafe_conversion_p): Adjust declaration.
9269 (warnings_for_convert_and_check): Likewise.
9270 (convert_and_check): Likewise.
9271 * c-common.c (unsafe_conversion_p): Add location parameter. Call
9272 expansion_point_location_if_in_system_header on it.
9273 (warnings_for_convert_and_check): Add location parameter. Call
9274 expansion_point_location_if_in_system_header on it. Use it.
9275 (convert_and_check): Add location parameter. Use it.
9276 (conversion_warning): Likewise.
9277 (c_add_case_label): Adjust convert_and_check calls.
9278 (scalar_to_vector): Adjust unsafe_conversion_p calls.
9279
b72271b9
BI		 92802014-01-24 Balaji V. Iyer <balaji.v.iyer@intel.com>
9281
9282 * c-common.c (c_define_builtins): Replaced flag_enable_cilkplus with
9283 flag_cilkplus.
9284 * c-pragma.c (init_pragma): Likewise.
9285 * c.opt: Likewise.
9286
393e8e8b
MP		 92872014-01-23 Marek Polacek <polacek@redhat.com>
9288
9289 PR c/59846
9290 * c-common.c (shorten_compare): Add location_t parameter.
9291 * c-common.h (shorten_binary_op): Adjust declaration.
9292
f04dda30
MP		 92932014-01-23 Marek Polacek <polacek@redhat.com>
9294
9295 PR c/58346
9296 * c-common.c (pointer_to_zero_sized_aggr_p): New function.
9297 * c-common.h: Declare it.
9298
621955cb
EB		 92992014-01-20 Eric Botcazou <ebotcazou@adacore.com>
9300
9301 * c-ada-spec.h (dump_ada_specs): Revert prototype change.
9302 * c-ada-spec.c (dump_ads): Likewise.
9303 (cpp_check): Likewise.
9304 (dump_ada_specs): Likewise.
9305
93062014-01-15 Laurent Alfonsi <laurent.alfonsi@st.com>
67bf2939
LA		 9307
9308 PR c++/49718
9309 * c-common.c (handle_no_instrument_function_attribute): Allow
9310 no_instrument_function attribute in class member
9311 definition/declaration.
9312
241f845a
JJ		 93132014-01-15 Jakub Jelinek <jakub@redhat.com>
9314
9315 PR c/58943
9316 * c-omp.c (c_finish_omp_atomic): Set in_late_binary_op around
9317 build_modify_expr with non-NOP_EXPR opcode. Handle return from it
9318 being COMPOUND_EXPR.
9319 (c_finish_omp_for): Handle incr being COMPOUND_EXPR with first
9320 operand a SAVE_EXPR and second MODIFY_EXPR.
9321
e83b8e2e
JJ		 93222014-01-09 Jakub Jelinek <jakub@redhat.com>
9323
9324 PR target/58115
9325 * c-pch.c (c_common_write_pch): Call
9326 prepare_target_option_nodes_for_pch.
9327
23a5b65a
RS		 93282014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9329
9330 Update copyright years
9331
f9030485
RS		 93322014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9333
9334 * array-notation-common.c, c-cilkplus.c: Use the standard form for
9335 the copyright notice.
9336
f2aa696b
EB		 93372013-12-28 Eric Botcazou <ebotcazou@adacore.com>
9338
9339 * c-ada-spec.c (print_constructor): New function.
9340 (print_destructor): Retrieve the origin of the destructor.
9341 (print_ada_declaration): Revamp handling of constructors/destructors.
9342
3f8257db 93432013-12-23 Stuart Hastings <stuart@apple.com>
1f26ac87
JM		 9344 Bill Maddox <maddox@google.com>
9345 Jason Merrill <jason@redhat.com>
9346
9347 * c.opt: Add -fdeclone-ctor-dtor.
9348 * c-opts.c (c_common_post_options): Default to on iff -Os.
9349
41958c28
BI		 93502013-12-18 Balaji V. Iyer <balaji.v.iyer@intel.com>
9351
9352 * c-common.c (c_common_attribute_table): Added "cilk simd function"
9353 attribute.
9354 * c-pragma.h (enum pragma_cilk_clause): Remove.
ab20d992 9355 (enum pragma_omp_clause): Added the following fields:
41958c28
BI		 9356 PRAGMA_CILK_CLAUSE_NOMASK, PRAGMA_CILK_CLAUSE_MASK,
9357 PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_NONE,
9358 PRAGMA_CILK_CLAUSE_LINEAR, PRAGMA_CILK_CLAUSE_PRIVATE,
9359 PRAGMA_CILK_CLAUSE_FIRSTPRIVATE, PRAGMA_CILK_CLAUSE_LASTPRIVATE,
9360 PRAGMA_CILK_CLAUSE_UNIFORM.
9361
b1726d6c 9362
12893402
BI		 93632013-12-11 Balaji V. Iyer <balaji.v.iyer@intel.com>
9364
9365 * cilk.c (cilk_outline): Made this function non-static.
9366 (gimplify_cilk_spawn): Removed pre_p and post_p arguments.
9367 (create_cilk_wrapper): Added a new parameter: a function pointer.
9368 (c_install_body_w_frame_cleanup): Remove
9369 (extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
9370 * c-common.h (cilk_outline): New prototype.
9371 (gimplify_cilk_spawn): Removed two parameters.
9372 (cilk_install_body_with_frame_cleanup): New prototype.
9373 * c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
9374 CILK_SPAWN_STMT case.
9375
085b42ed
BS		 93762013-12-11 Bernd Schmidt <bernds@codesourcery.com>
9377
2ce064c3
BS		 9378 * c-common.c (c_fully_fold_internal): Handle ADDR_SPACE_CONVERT_EXPR.
9379
085b42ed
BS		 9380 * c-common.h (enum c_tree_index): Remove CTI_INT_ARRAY_TYPE.
9381 (int_array_type_node): Remove.
9382 * c-common.c (c_common_nodes_and_builtins): Don't build it.
9383
9e36c9ed
MP		 93842013-12-05 Marek Polacek <polacek@redhat.com>
9385
9386 PR c/52023
9387 * c-common.c (c_sizeof_or_alignof_type): Move a declaration into
9388 [ADJUST_FIELD_ALIGN].
9389
296674db
JM		 93902013-12-04 Joseph Myers <joseph@codesourcery.com>
9391
9392 PR c/52023
9393 * c-common.c (c_sizeof_or_alignof_type): Add parameter min_alignof
9394 and check field alignment if set.
9395 * c-common.h (c_sizeof_or_alignof_type): Update prototype.
9396 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9397
b1726d6c 93982013-12-04 Jakub Jelinek <jakub@redhat.com>
31e071ae
MP		 9399 Marek Polacek <polacek@redhat.com>
9400
9401 * c-gimplify.c (c_gimplify_expr): If doing the integer-overflow
9402 sanitization, call unsigned_type_for only when !TYPE_OVERFLOW_WRAPS.
9403
d7947e19
L		 94042013-11-29 H.J. Lu <hongjiu.lu@intel.com>
9405
9406 PR c/59309
9407 * cilk.c (gimplify_cilk_spawn): Properly handle function without
9408 arguments.
9409
fad7652e
JJ		 94102013-11-29 Jakub Jelinek <jakub@redhat.com>
9411
9412 PR c/59280
9413 * c-common.c (get_priority): If TREE_VALUE (args) is IDENTIFIER_NODE,
9414 goto invalid. If it is error_mark_node, don't issue further
9415 diagnostics.
9416
8b5e1202
SO		 94172013-11-28 Sergey Ostanevich <sergos.gnu@gmail.com>
9418
9419 * c.opt (Wopenmp-simd): New.
9420
0a508bb6
JJ		 94212013-11-22 Jakub Jelinek <jakub@redhat.com>
9422
9423 * c-ubsan.h (ubsan_instrument_return): New prototype.
9424 * c-ubsan.c (ubsan_instrument_return): New function.
9425
2fb9a547
AM		 94262013-11-22 Andrew MacLeod <amacleod@redhat.com>
9427
9428 * c-common.c: Add required include files from gimple.h.
ab20d992
JJ		 9429 * c-gimplify.c: Likewise.
9430 * cilk.c: Likewise.
2fb9a547 9431
8400e75e
DM		 94322013-11-22 David Malcolm <dmalcolm@redhat.com>
9433
9434 * c-common.c (unsafe_conversion_p): Remove use of
9435 EXPR_LOC_OR_HERE macro.
9436 (conversion_warning): Likewise.
9437 (warnings_for_convert_and_check): Likewise.
9438 (warn_for_collisions_1): Likewise.
9439 (shorten_compare): Likewise, and remove use of in_system_header
9440 macro, using the location from the former.
9441 * c-lex.c (dump_one_header): Remove use of input_filename macro.
9442 (cb_def_pragma): Remove use of in_system_header macro.
9443 (lex_string): Likewise.
9444 * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
9445
eb1ce453
KZ		 94462013-11-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9447 Mike Stump <mikestump@comcast.net>
9448 Richard Sandiford <rdsandiford@googlemail.com>
9449
9450 * c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
9451 instead of TREE_INT_CST_LOW, in cases where there is a protecting
9452 tree_fits_shwi_p or tree_fits_uhwi_p.
9453 (dump_generic_ada_node): Likewise.
9454 * c-format.c (check_format_arg): Likewise.
9455 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9456
6b3b8c27
KZ		 94572013-11-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9458
9459 * c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.
9460
49b0aa18
JC		 94612013-11-19 Joshua J Cogliati <jrincayc@yahoo.com>
9462
9463 PR c/53001
9464 * c-common.c (unsafe_conversion_p): Make this function
9465 return an enumeration with more detail.
9466 (conversion_warning): Use the new return type of
9467 unsafe_conversion_p to separately warn either about conversions
9468 that lower floating point number precision or about the other
9469 kinds of conversions.
9470 * c-common.h (enum conversion_safety): New enumeration.
8e745a17
JJ		 9471 (unsafe_conversion_p): switching return type to
9472 conversion_safety enumeration.
49b0aa18
JC		 9473 * c.opt: Adding new warning -Wfloat-conversion and
9474 enabling it with -Wconversion.
9475
b826515a
BS		 94762013-11-19 Basile Starynkevitch <basile@starynkevitch.net>
9477
8e745a17
JJ		 9478 * c-opts.c: Include plugin.h.
9479 (cb_file_change): Invoke plugin event PLUGIN_INCLUDE_FILE.
b826515a 9480
b9a55b13
MP		 94812013-11-19 Marek Polacek <polacek@redhat.com>
9482
9483 * c-ubsan.c (ubsan_instrument_division): Adjust ubsan_create_data
9484 call.
9485 (ubsan_instrument_shift): Likewise.
9486 (ubsan_instrument_vla): Likewise.
9487
7d362f6c
RS		 94882013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9489
9490 * c-common.c (convert_vector_to_pointer_for_subscript): Remove
9491 cast to unsigned type.
9492
386b1f1f
RS		 94932013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9494
9495 * c-common.c (fold_offsetof_1): Use tree_to_uhwi rather than
9496 tree_low_cst.
9497 (complete_array_type): Update comment to refer to tree_to_[su]hwi
9498 rather than tree_low_cst.
9499
ae7e9ddd
RS		 95002013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9501
9502 * c-common.c, c-cppbuiltin.c: Replace tree_low_cst (..., 1) with
9503 tree_to_uhwi throughout.
9504
9439e9a1
RS		 95052013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9506
9507 * c-common.c, c-format.c, c-omp.c, c-pretty-print.c: Replace
9508 tree_low_cst (..., 0) with tree_to_shwi throughout.
9509
cc269bb6
RS		 95102013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9511
9512 * c-ada-spec.c, c-common.c, c-pretty-print.c: Replace
9513 host_integerp (..., 1) with tree_fits_uhwi_p throughout.
9514
9541ffee
RS		 95152013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9516
9517 * c-ada-spec.c, c-common.c, c-format.c, c-pretty-print.c: Replace
9518 host_integerp (..., 0) with tree_fits_shwi_p throughout.
9519
c02065fc
AH		 95202013-11-15 Aldy Hernandez <aldyh@redhat.com>
9521
9522 * c-cilkplus.c: New file.
9523 * c-common.c (readonly_error): Add location argument.
9524 * c-common.h (readonly_error): Same.
9525 (c_finish_cilk_clauses): Protoize.
9526 (c_check_cilk_loop): Same.
9527 c-omp.c (c_finish_omp_for): Handle CILK_SIMD nodes.
9528 Do not fail on error_mark_node.
9529 Abstract increment canonicalization to here...
9530 (c_omp_for_incr_canonicalize_ptr): New.
9531 c-pragma.c (init_pragma): Register "simd" pragma.
9532 c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_SIMD.
9533 (enum pragma_cilk_clause): New.
9534
9cc65f15
RS		 95352013-11-15 Richard Sandiford <rdsandiford@googlemail.com>
9536
9537 * c-pretty-print.c (pp_c_character_constant): Remove unnecessary
9538 wchar_type and host_integerp checks.
9539
18f429e2
AM		 95402013-11-14 Andrew MacLeod <amacleod@redhat.com>
9541
9542 * c-common.c: Likewise.
9543 * c-gimplify.c: Likewise.
9544 * cilk.c: Likewise.
9545
d8a2d370
DN		 95462013-11-14 Diego Novillo <dnovillo@google.com>
9547
9548 * c-common.c: Include fold-const.h.
9549 Include stor-layout.h.
9550 Include calls.h.
9551 Include stringpool.h.
9552 Include attribs.h.
9553 Include varasm.h.
9554 Include trans-mem.h.
9555 * c-cppbuiltin.c: Include stor-layout.h.
9556 Include stringpool.h.
9557 * c-format.c: Include stringpool.h.
9558 * c-lex.c: Include stringpool.h.
9559 Include stor-layout.h.
9560 * c-pragma.c: Include stringpool.h.
9561 Include attribs.h.
9562 Include varasm.h.
9563 Include gcc-symtab.h.
9564 * c-pretty-print.c: Include stor-layout.h.
9565 Include attribs.h.
9566 * cilk.c: Include stringpool.h.
9567 Include calls.h.
9568
38b7bc7f
JM		 95692013-11-13 Joseph Myers <joseph@codesourcery.com>
9570
9571 * c-common.h (enum rid): Add RID_AUTO_TYPE.
9572 * c-common.c (c_common_reswords): Add __auto_type.
9573 (keyword_begins_type_specifier): Handle RID_AUTO_TYPE.
9574
45b0be94
AM		 95752013-11-12 Andrew MacLeod <amacleod@redhat.com>
9576
18f429e2
AM		 9577 * c-common.c: Include gimplify.h.
9578 * c-gimplify.c: Likewise.
9579 * cilk.c: Likewise.
9580 * c-omp.c: Include gimple-expr.h instead of gimple.h.
9581 * c-ubsan.c: Don't include gimple.h.
45b0be94 9582
582d9b50
JM		 95832013-11-12 Joseph Myers <joseph@codesourcery.com>
9584
9585 * c-common.c (c_common_reswords): Add _Thread_local.
9586
6b28e197
JM		 95872013-11-09 Joseph Myers <joseph@codesourcery.com>
9588
9589 * c-common.c (atomic_size_supported_p): New function.
9590 (resolve_overloaded_atomic_exchange)
9591 (resolve_overloaded_atomic_compare_exchange)
9592 (resolve_overloaded_atomic_load, resolve_overloaded_atomic_store):
9593 Use it instead of comparing size with a local list of sizes.
9594
267bac10
JM		 95952013-11-07 Andrew MacLeod <amacleod@redhat.com>
9596 Joseph Myers <joseph@codesourcery.com>
9597
9598 * c-common.h (enum rid): Add RID_ATOMIC.
9599 * c-common.c (c_common_reswords): Add _Atomic.
9600 (sync_resolve_params): Use TYPE_MAIN_VARIANT on pointer argument.
9601 (keyword_is_type_qualifier): Accept RID_ATOMIC.
9602 * c-format.c (check_format_types): Check for extra _Atomic
9603 qualifiers in format argument.
9604 * c-pretty-print.c (pp_c_cv_qualifiers): Handle atomic qualifier.
9605 (pp_c_type_qualifier_list): Mention _Atomic in comment.
9606
5157b91e
TB		 96072013-11-06 Tobias Burnus <burnus@net-b.de>
9608
9609 * c-common.c (reason_option_codes_t): Add CPP_W_DATE_TIME.
9610
6dbe0958
JM		 96112013-11-06 Joseph Myers <joseph@codesourcery.com>
9612
9613 * c-opts.c (c_common_post_options): Set -ffp-contract=off in C
9614 standards modes.
9615 * c-cppbuiltin.c (cpp_iec_559_value): Consider -ffp-contract=fast
9616 to mean lack of IEEE 754 support.
9617
e8ff5196
TB		 96182013-11-05 Tobias Burnus <burnus@net-b.de>
9619
9620 * c.opt (-Wdate-time): New option
9621 * c-opts.c (sanitize_cpp_opts): Pass on to libcpp.
9622
254a0760
JM		 96232013-11-05 Joseph Myers <joseph@codesourcery.com>
9624
9625 * c-cppbuiltin.c (cpp_iec_559_value): Test
9626 flag_excess_precision_cmdline not flag_excess_precision.
9627
6d7f7e0a
TB		 96282013-11-05 Tobias Burnus <burnus@net-b.de>
9629
9630 * c.opt (fopenmp-simd): New option.
9631 * c-pragma.c (omp_pragmas): Move pragmas which can contain simd to ...
9632 (omp_pragmas): ... this new struct.
9633 (c_pp_lookup_pragma): Also walk omp_pragmas.
9634 (init_pragma): Init pragmas for -fopenmp-simd.
9635
55a7f02f
MP		 96362013-11-04 Marek Polacek <polacek@redhat.com>
9637
9638 PR c++/58979
9639 * c-common.c (invalid_indirection_error): Handle RO_ARROW_STAR case.
9640
9193fb05
JM		 96412013-11-04 Joseph Myers <joseph@codesourcery.com>
9642
9643 * c-cppbuiltin.c (cpp_iec_559_value, cpp_iec_559_complex_value):
9644 New functions.
9645 (c_cpp_builtins): Define __GCC_IEC_559 and __GCC_IEC_559_COMPLEX.
9646
94159ecf
EB		 96472013-11-04 Eric Botcazou <ebotcazou@adacore.com>
9648
9649 * c-ada-spec.h (cpp_operation): Add IS_TRIVIAL.
9650 (dump_ada_specs): Adjust prototype of second callback.
9651 * c-ada-spec.c (cpp_check): New global variable.
9652 (dump_ada_nodes): Remove cpp_check parameter and do not pass it down.
9653 (print_generic_ada_decl): Likewise.
9654 (has_static_fields): Change return type to bool and add guard.
9655 (has_nontrivial_methods): New predicate.
9656 (is_tagged_type): Change return type to bool.
9657 (separate_class_package): Call has_nontrivial_methods.
9658 (pp_ada_tree_identifier): Minor tweaks.
9659 (dump_ada_function_declaration): Adjust calls to dump_generic_ada_node.
9660 (dump_ada_array_domains): Likewise.
9661 (dump_ada_array_type): Likewise.
9662 (dump_template_types): Remove cpp_check parameter and do not pass it to
9663 dump_generic_ada_node.
9664 (dump_ada_template): Likewise.
9665 (dump_generic_ada_node): Remove cpp_check parameter and do not pass it
9666 recursively.
9667 (print_ada_methods): Change return type to integer. Remove cpp_check
9668 parameter and do not pass it down.
9669 (dump_nested_types): Remove cpp_check parameter and do not pass it to
9670 dump_generic_ada_node.
9671 (print_ada_declaration): Likewise. Test RECORD_OR_UNION_TYPE_P before
9672 accessing methods.
9673 (print_ada_struct_decl): Remove cpp_check parameter and do not pass it
9674 down. Use has_nontrivial_methods to recognize C++ classes. Use return
9675 value of print_ada_methods.
9676 (dump_ads): Rename cpp_check parameter to check and adjust prototype.
9677 Set cpp_check to it before invoking dump_ada_nodes.
9678 (dump_ada_specs): Likewise.
9679
b906f4ca
MP		 96802013-11-03 Marek Polacek <polacek@redhat.com>
9681
9682 * c-ubsan.c: Don't include hash-table.h.
9683 (ubsan_instrument_vla): New function.
9684 * c-ubsan.h: Declare it.
9685
5e20cdc9
DM		 96862013-10-31 David Malcolm <dmalcolm@redhat.com>
9687
9688 Automated part of renaming of symtab_node_base to symtab_node.
9689
9690 Patch autogenerated by rename_symtab.py from
9691 https://github.com/davidmalcolm/gcc-refactoring-scripts
9692 revision 58bb219cc090b2f4516a9297d868c245495ee622
9693
9694 * c-pragma.c (maybe_apply_pending_pragma_weaks): Rename
9695 symtab_node_base to symtab_node.
9696
7057e645
ESR		 96972013-10-31 Edward Smith-Rowland <3dw4rd@verizon.net>
9698
8e745a17 9699 Implement C++14 digit separators.
7057e645
ESR		 9700 * c-lex.c (interpret_float): Remove digit separators from scratch string
9701 before building real literal.
9702
193ea7bc
JJ		 97032013-10-30 Jakub Jelinek <jakub@redhat.com>
9704
9705 * cilk.c (create_cilk_helper_decl): Use HOST_WIDE_INT_PRINT_DEC.
9706
939b37da
BI		 97072013-10-29 Balaji V. Iyer <balaji.v.iyer@intel.com>
9708
9709 * c-common.c (c_common_reswords[]): Added _Cilk_spawn and _Cilk_sync
9710 fields.
9711 (c_define_builtins): Called cilk_init_builtins if Cilk Plus is
9712 enabled.
9713 * c-common.h (enum rid): Added RID_CILK_SPAWN and RID_CILK_SYNC.
9714 (insert_cilk_frame): New prototype.
9715 (cilk_init_builtins): Likewise.
9716 (gimplify_cilk_spawn): Likewise.
9717 (c_cilk_install_body_w_frame_cleanup): Likewise.
9718 (cilk_detect_spawn_and_unwrap): Likewise.
9719 (cilk_set_spawn_marker): Likewise.
9720 (build_cilk_sync): Likewise.
9721 (build_cilk_spawn): Likewise.
9722 * cilk.c: New file.
9723
67348ccc
DM		 97242013-10-29 David Malcolm <dmalcolm@redhat.com>
9725
9726 Patch autogenerated by refactor_symtab.py from
9727 https://github.com/davidmalcolm/gcc-refactoring-scripts
9728 revision 58bb219cc090b2f4516a9297d868c245495ee622
9729
9730 * c-gimplify.c (c_genericize): Update for conversion of symtab types
9731 to a true class hierarchy.
9732 * c-pragma.c (maybe_apply_pending_pragma_weaks): Likewise.
9733
d570872d
RS		 97342013-10-27 Richard Sandiford <rdsandiford@googlemail.com>
9735
9736 * c-lex.c (interpret_integer): Remove call to cpp_num_sign_extend.
9737
98906124
JL		 97382013-10-26 Jeff Law <law@redhat.com>
9739
adfac8df
JJ		 9740 * c-common.c (c_define_builtins): Remove mudflap support.
9741 * c.opt: Ignore and warn for mudflap options.
98906124 9742
d73749df 97432013-10-24 Tobias Burnus <burnus@net-b.de>
8170608b
TB		 9744
9745 PR other/33426
9746 * c-pragma.c (init_pragma) Add #pragma ivdep handling.
9747 * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP.
9748
3f04b1bb
JM		 97492013-10-23 Jason Merrill <jason@redhat.com>
9750
9751 * c-format.c (gcc_cxxdiag_char_table): Add %X.
9752
acf0174b
JJ		 97532013-10-11 Jakub Jelinek <jakub@redhat.com>
9754
acd15a28
JJ		 9755 * c-common.h (omp_clause_mask::operator !=): New method.
9756 * c-omp.c (c_omp_split_clauses): Use if ((mask & something) != 0)
9757 instead of if (mask & something) tests everywhere.
9758
acf0174b
JJ		 9759 * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP to
9760 201307 instead of 201107.
9761 * c-common.c (DEF_FUNCTION_TYPE_8): Define.
9762 (c_common_attribute_table): Add "omp declare target" and
9763 "omp declare simd" attributes.
9764 (handle_omp_declare_target_attribute,
9765 handle_omp_declare_simd_attribute): New functions.
9766 * c-omp.c: Include c-pragma.h.
9767 (c_finish_omp_taskgroup): New function.
9768 (c_finish_omp_atomic): Add swapped argument, if true,
9769 build the operation first with rhs, lhs arguments and use NOP_EXPR
9770 build_modify_expr.
9771 (c_finish_omp_for): Add code argument, pass it down to make_code.
9772 (c_omp_split_clauses): New function.
9773 (c_split_parallel_clauses): Removed.
9774 (c_omp_declare_simd_clause_cmp, c_omp_declare_simd_clauses_to_numbers,
9775 c_omp_declare_simd_clauses_to_decls): New functions.
9776 * c-common.h (omp_clause_mask): New type.
9777 (OMP_CLAUSE_MASK_1): Define.
9778 (omp_clause_mask::omp_clause_mask, omp_clause_mask::operator &=,
9779 omp_clause_mask::operator |=, omp_clause_mask::operator ~,
9780 omp_clause_mask::operator |, omp_clause_mask::operator &,
9781 omp_clause_mask::operator <<, omp_clause_mask::operator >>,
9782 omp_clause_mask::operator ==): New methods.
9783 (enum c_omp_clause_split): New.
9784 (c_finish_omp_taskgroup): New prototype.
9785 (c_finish_omp_atomic): Add swapped argument.
9786 (c_finish_omp_for): Add code argument.
9787 (c_omp_split_clauses): New prototype.
9788 (c_split_parallel_clauses): Removed.
9789 (c_omp_declare_simd_clauses_to_numbers,
9790 c_omp_declare_simd_clauses_to_decls): New prototypes.
9791 * c-pragma.c (omp_pragmas): Add new OpenMP 4.0 constructs.
9792 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_CANCEL,
9793 PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_DECLARE_REDUCTION,
9794 PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_SIMD,
9795 PRAGMA_OMP_TARGET, PRAGMA_OMP_TASKGROUP and PRAGMA_OMP_TEAMS.
9796 Remove PRAGMA_OMP_PARALLEL_FOR and PRAGMA_OMP_PARALLEL_SECTIONS.
9797 (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALIGNED,
9798 PRAGMA_OMP_CLAUSE_DEPEND, PRAGMA_OMP_CLAUSE_DEVICE,
9799 PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, PRAGMA_OMP_CLAUSE_FOR,
9800 PRAGMA_OMP_CLAUSE_FROM, PRAGMA_OMP_CLAUSE_INBRANCH,
9801 PRAGMA_OMP_CLAUSE_LINEAR, PRAGMA_OMP_CLAUSE_MAP,
9802 PRAGMA_OMP_CLAUSE_NOTINBRANCH, PRAGMA_OMP_CLAUSE_NUM_TEAMS,
9803 PRAGMA_OMP_CLAUSE_PARALLEL, PRAGMA_OMP_CLAUSE_PROC_BIND,
9804 PRAGMA_OMP_CLAUSE_SAFELEN, PRAGMA_OMP_CLAUSE_SECTIONS,
9805 PRAGMA_OMP_CLAUSE_SIMDLEN, PRAGMA_OMP_CLAUSE_TASKGROUP,
9806 PRAGMA_OMP_CLAUSE_THREAD_LIMIT, PRAGMA_OMP_CLAUSE_TO and
9807 PRAGMA_OMP_CLAUSE_UNIFORM.
9808
826cacfe
MG		 98092013-10-09 Marc Glisse <marc.glisse@inria.fr>
9810
9811 PR tree-optimization/20318
9812 * c-common.c (handle_returns_nonnull_attribute): New function.
9813 (c_common_attribute_table): Add returns_nonnull.
9814
2284b034
MG		 98152013-10-03 Marc Glisse <marc.glisse@inria.fr>
9816
9817 PR c++/19476
9818 * c.opt (fcheck-new): Move to common.opt.
9819
b56e9788
MP		 98202013-09-25 Marek Polacek <polacek@redhat.com>
9821 Jakub Jelinek <jakub@redhat.com>
9822
9823 PR sanitizer/58413
9824 * c-ubsan.c (ubsan_instrument_shift): Don't instrument
9825 an expression if we can prove it is correct.
9826 (ubsan_instrument_division): Likewise. Remove unnecessary
9827 check.
9828
ce6923c5
MP		 98292013-09-18 Marek Polacek <polacek@redhat.com>
9830
9831 PR sanitizer/58411
9832 * c-common.c (handle_no_sanitize_undefined_attribute): New function.
9833 Declare it.
9834 (struct attribute_spec c_common_att): Add no_sanitize_undefined.
9835
fb5610fb
IS		 98362013-09-14 Iain Sandoe <iain@codesourcery.com>
9837
9838 PR target/48094
9839 * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version,
9840 fobjc-gc, freplace-objc-classes): Accept for LTO.
9841
88b0e79e
JC		 98422013-09-13 Jacek Caban <jacek@codeweavers.com>
9843
9844 * c-target.def: New hook
9845
c9b0866a
PC		 98462013-09-09 Paolo Carlini <paolo.carlini@oracle.com>
9847
9848 PR c++/43452
9849 * c.opt (Wdelete-incomplete): Add.
9850
0af94e6f
JR		 98512013-09-08 Joern Rennecke <joern.rennecke@embecosm.com>
9852
9853 * c-common.c (same_scalar_type_ignoring_signedness): Delete.
9854 (vector_types_compatible_elements_p): New function.
9855 * c-common.h: (same_scalar_type_ignoring_signedness): Delete
9856 declaration.
9857 (vector_types_compatible_elements_p): Declare.
9858
7c26172c
GDR		 98592013-09-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
9860
9861 * c-pretty-print.h (c_pretty_printer::simple_type_specifier): Now
9862 a virtual member function.
9863 (pp_simple_type_specifier): Remove.
9864 (pp_c_type_specifier): Likewise.
9865 * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
9866 Rename from pp_c_type_specifier. Adjust.
9867 (c_pretty_printer::c_pretty_printer): Do not assign to
9868 simple_type_specifier.
9869
20059c8b
GDR		 98702013-09-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9871
9872 * c-pretty-print.h (c_pretty_printer::type_id): Now a virtual
9873 member function.
9874 (c_pretty_printer::storage_class_specifier): Likewise.
9875 (c_pretty_printer::initializer): Likewise.
9876 (pp_declaration): Remove.
9877 (pp_declaration_specifiers): Likewise.
9878 (pp_abstract_declarator): Likewise.
9879 (pp_declarator): Likewise.
9880 (pp_type_id): Likewise.
9881 (pp_statement): Likewise.
9882 (pp_constant): Likewise.
9883 (pp_id_expression): Likewise.
9884 (pp_primary_expression): Likewise.
9885 (pp_unary_expression): Likewise.
9886 (pp_multiplicative_expression): Likewise.
9887 (pp_conditional_expression): Likewise.
9888 (pp_assignment_expression): Likewise.
9889 (pp_expression): Likewise.
9890 (pp_c_type_id): Likewise.
9891 (pp_c_storage_class_specifier): Likewise.
9892 * c-pretty-print.c (pp_c_type_cast): Tidy.
9893 (pp_c_pointer): Likewise.
9894 (pp_c_type_specifier): Likewise.
9895 (pp_c_parameter_type_list): Likewise.
9896 (pp_c_function_definition): Likewise.
9897 (pp_c_init_declarator): Likewise.
9898 (pp_c_initializer_list): Likewise.
9899 (pp_c_constructor_elts): Likewise.
9900 (c_pretty_printer::direct_abstract_declarator): Likewise.
9901 (c_pretty_printer::declaration_specifiers): Likewise.
9902 (c_pretty_printer::primary_expression): Likewise.
9903 (c_pretty_printer::postfix_expression): Likewise.
9904 (c_pretty_printer::type_id): Rename from pp_c_type_id.
9905 (c_pretty_printer::storage_class_specifier): Rename from
9906 pp_c_storage_class_specifier.
9907 (c_pretty_printer::initializer): Rename from pp_c_initializer.
9908 (c_pretty_printer::c_pretty_printer): Do not assign to type_id,
9909 storage_class_specifier, initializer, offset_list, flags.
9910
de5a5fa1
MP		 99112013-08-30 Marek Polacek <polacek@redhat.com>
9912
9913 * c-ubsan.c: New file.
9914 * c-ubsan.h: New file.
9915
8f0e4d72
GDR		 99162013-08-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
9917
9918 * c-pretty-print.h (c_pretty_printer::declaration): Now a virtual
9919 member function.
9920 (c_pretty_printer::declaration_specifiers): Likewise.
9921 (c_pretty_printer::declarator): Likewise.
9922 (c_pretty_printer::abstract_declarator): Likewise.
9923 (c_pretty_printer::direct_abstract_declarator): Likewise.
9924 (c_pretty_printer::direct_declarator): Likewise.
9925 (c_pretty_printer::function_specifier): Likewise.
9926 (pp_declaration): Adjust.
9927 (pp_declaration_specifiers): Likewise.
9928 (pp_abstract_declarator): Likewise.
9929 (pp_direct_declarator): Likewise.
9930 (pp_function_specifier): Likewise.
9931 (pp_direct_abstract_declarator): Remove as unused.
9932 (pp_c_declaration): Remove.
9933 (pp_c_declaration_specifiers): Likewise.
9934 (pp_c_declarator): Likewise.
9935 (pp_c_direct_declarator): Likewise.
9936 (pp_c_function_specifier): Likewise.
9937 (pp_c_direct_abstract_declarator): Likewise.
9938 * c-pretty-print.c (c_pretty_printer::abstract_declarator): Rename
9939 from pp_c_abstract_declarator. Adjust.
ab20d992 9940 (c_pretty_printer::direct_abstract_declarator): Rename from
8f0e4d72
GDR		 9941 pp_c_direct_abstract_declarator. Adjust.
9942 (c_pretty_printer::function_specifier): Rename from
9943 pp_c_function_specifier. Adjust.
9944 (c_pretty_printer::declaration_specifiers): Rename from
9945 pp_c_declaration_specifiers. Adjust.
9946 (c_pretty_printer::direct_declarator): Rename from
9947 pp_c_direct_declarator. Adjust.
9948 (c_pretty_printer::declarator): Rename from pp_c_declarator. Adjust.
9949 (c_pretty_printer::declaration): Rename from pp_c_declaration. Adjust.
9950 (c_pretty_printer::c_pretty_printer): Do not assign to
9951 declaration, declaration_specifiers, declarator,
9952 direct_declarator, direct_abstract_declarator, function_specifier.
9953
00d34d3a
GDR		 99542013-08-26 Gabriel Dos Reis <gdre@integrable-solutions.net>
9955
9956 * c-pretty-print.h (c_pretty_printer::unary_expression): Now a
9957 virtual member function.
9958 (c_pretty_printer::multiplicative_expression): Likewise.
9959 (c_pretty_printer::conditional_expression): Likewise.
9960 (c_pretty_printer::assignment_expression): Likewise.
9961 (c_pretty_printer::expression): Likewise.
9962 (pp_unary_expression): Adjust.
9963 (pp_multiplicative_expression): Likewise.
9964 (pp_assignment_expression): Likewise.
9965 (pp_conditional_expression): Likewise.
9966 (pp_expression): Likewise.
9967 * c-pretty-print.c (c_pretty_printer::unary_expression): Rename
9968 from pp_c_unary_expression. Adjust.
9969 (c_pretty_printer::multiplicative_expression): Rename from
9970 pp_c_multiplicative_expression. Adjust.
9971 (c_pretty_printer::conditional_expression): Rename from
9972 pp_c_conditional_expression. Adjust.
9973 (c_pretty_printer::assignment_expression): Rename from
9974 pp_c_assignment_expression. Adjust.
9975 (c_pretty_printer::expression): Rename from pp_c_expression. Adjust.
9976 (c_pretty_printer::c_pretty_printer): Do not assign to
9977 unary_expression, multiplicative_expression,
9978 conditional_expression, expression.
9979
fb22178f
GDR		 99802013-08-25 Gabriel Dos Reis <gdr@integrable-solutions.net>
9981
9982 * c-pretty-print.h (c_pretty_printer::postfix_expression): Now a
9983 virtual member function.
9984 (pp_postfix_expression): Adjust.
9985 (pp_c_postfix_expression): Remove.
9986 * c-pretty-print.c (c_pretty_printer::postfix_expression): Rename
9987 from pp_c_postfix_expression. Adjust.
9988 (c_pretty_printer::c_pretty_printer): Do not assign to
9989 postfix_expression.
9990
7ecc2600
GDR		 99912013-08-25 Gabriel Dos Reis <gdr@integrable-solutions.net>
9992
9993 * c-pretty-print.h (c_pretty_printer::primary_expression): Now a
9994 virtua member function.
9995 (pp_primary_expression): Adjust.
9996 (pp_c_primary_expression): Remove.
9997 * c-pretty-print.c (c_pretty_printer::primary_expression): Rename
9998 from pp_c_primary_expression. Adjust.
9999 (pp_c_initializer_list): Use pp_primary_expression.
10000 (c_pretty_printer::c_pretty_printer): Do not assign to
10001 primary_expression.
10002
0691175f
GDR		 100032013-08-25 Gabriel Dos Reis <gdr@integrable-solutions.net>
10004
10005 * c-pretty-print.h (c_pretty_printer::translate_string): Declare.
10006 * c-pretty-print.c (M_): Remove.
10007 (c_pretty_printer::translate_string): Define.
10008 (pp_c_type_specifier): Use it.
10009 (pp_c_primary_expression): Likewise.
10010 (pp_c_expression): Likewise.
10011
66dfe4c4
GDR		 100122013-08-24 Gabriel Dos Reis <gdr@integrable-solutions.net>
10013
10014 * c-pretty-print.h (c_pretty_printer::id_expression): Now a
10015 virtual function.
10016 (pp_c_id_expression): Remove.
10017 (pp_id_expression): Adjust.
10018 * c-pretty-print.c (c_pretty_printer::id_expression): Rename from
10019 pp_c_id_expression. Adjust.
10020 (pp_c_postfix_expression): Use pp_id_expression.
10021 (c_pretty_printer::c_pretty_printer): Do not assign to id_expression.
10022
ca43e9d5
GDR		 100232013-08-24 Gabriel Dos Reis <gdr@integrable-solutions.net>
10024
10025 * c-pretty-print.h (c_pretty_printer::constant): Now a virtual
10026 member function.
10027 (pp_constant): Adjust.
10028 (pp_c_constant): Remove.
10029 * c-pretty-print.c (c_pretty_printer::constant): Rename from
10030 pp_c_constant. Adjust.
10031 (pp_c_constant)
10032 (pp_c_primary_expression): Call pp_constant in lieu of pp_c_constant.
10033 (c_pretty_printer::c_pretty_printer): Remove assignment to constant.
10034
da6ca2b5
GDR		 100352013-08-22 Gabriel Dos Reis <gdr@integrable-solutions.net>
10036
10037 * c-pretty-print.h (pp_c_pretty_printer_init): Remove.
10038 (c_pretty_printer::c_pretty_printer): Declare.
10039 * c-pretty-print.c (pretty_printer::c_pretty_printer): Rename from
10040 c_pretty_printer_init. Adjust.
10041 (print_c_tree): Do not call c_pretty_printer_init.
10042 * c-ada-spec.c (dump_ads): Remove call to pp_construct.
10043
65a372f4
AC		 100442013-08-09 Arnaud Charlet <charlet@adacore.com>
10045
10046 * c-ada-spec.c (print_ada_declaration): Prevent accessing null asm name
10047
fd9b0f32
PC		 100482013-08-05 Paolo Carlini <paolo.carlini@oracle.com>
10049
10050 PR c++/58080
10051 * c-common.c (pointer_int_sum): Add bool parameter.
10052 * c-common.h (pointer_int_sum): Adjust declaration.
10053
e0aec1e9
GDR		 100542013-08-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
10055
10056 * c-pretty-print.c (print_c_tree): Simplify. Use non-static local
10057 c_pretty_printer variable.
10058
b066401f
GDR		 100592013-08-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
10060
10061 * c-pretty-print.h (c_pretty_printer): Derive from pretty_printer.
10062 (pp_base): Remove.
10063 (pp_c_base): Likewise. Adjust users.
10064 * c-pretty-print.c (pp_c_maybe_whitespace): Adjust.
10065 (pp_c_whitespace): Do not call pp_base.
10066 (pp_c_left_paren): Likewise.
10067 (pp_c_right_paren): Likewise.
10068 (pp_c_left_brace): Likewise.
10069 (pp_c_right_brace): Likewise.
10070 (pp_c_left_bracket): Likewise.
10071 (pp_c_right_bracket): Likewise.
10072 (pp_c_dot): Likewise.
10073 (pp_c_ampersand): Likewise.
10074 (pp_c_star): Likewise.
10075 (pp_c_arrow): Likewise.
10076 (pp_c_semicolon): Likewise.
10077 (pp_c_complement): Likewise.
10078 (pp_c_exclamation): Likewise.
10079 (pp_c_direct_declarator): Likewise.
10080 (pp_c_ws_string): Likewise.
10081 (pp_c_identifier): Likewise.
10082 (pp_c_statement): Likewise.
10083 (print_c_tree): Likewise.
10084
65e5a578
ESR		 100852013-08-04 Ed Smith-Rowland <3dw4rd@verizon.net>
10086
10087 PR c++/58072
10088 * c-common.c (c_parse_error): Catch user-defined literal tokens and
10089 provide useful error strings.
10090
137a1a27
GDR		 100912013-08-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10092
10093 * c-ada-spec.c (pp_ada_tree_identifier): Use specialized pretty
10094 printer functions instead of pp_string or operators and punctuators.
10095 (dump_generic_ada_node): Likewise.
10096 * c-pretty-print.c (pp_c_type_specifier): Likewise.
10097 (pp_c_relational_expression): Likewise.
10098 (pp_c_logical_or_expression): Likewise.
10099
07838b13
GDR		 101002013-08-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10101
10102 * c-ada-spec.c (print_ada_macros): Use specialized pretty printer
10103 functions instead of pp_character.
10104 (pp_ada_tree_identifier): Likewise.
10105 (dump_ada_double_name): Likewise.
10106 (dump_ada_function_declaration): Likewise.
10107 (dump_ada_array_domains): Likewise.
10108 (dump_template_types): Likewise.
10109 (dump_generic_ada_node): Likewise.
10110 (print_ada_declaration): Likewise.
10111 (print_ada_struct_decl): Likewise.
10112 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10113
433cc7b0
TT		 101142013-07-23 Tom Tromey <tromey@redhat.com>
10115
10116 * c-common.h (enum rid) <RID_GENERIC>: New constant.
10117 * c-common.c (c_common_reswords): Add _Generic.
10118
688010ba
OB		 101192013-07-21 OndÅ\99ej Bílka <neleai@seznam.cz>
10120
10121 * c-common.c: Fix typos.
10122 * c-common.h: Likewise.
10123
2a99e5e6
LL		 101242013-07-13 Lubos Lunak <l.lunak@suse.cz>
10125
10126 PR c++/55203
10127 * c-common.c (c_common_attribute_table): Add warn_unused.
10128 (handle_warn_unused_attribute): New.
10129
c26302d5
JJ		 101302013-07-10 Jakub Jelinek <jakub@redhat.com>
10131
10132 * c-ppoutput.c (scan_translation_unit): Call account_for_newlines
10133 for all CPP_TOKEN_FLD_STR tokens, not just CPP_COMMENT.
10134
dfeadaa0
PC		 101352013-07-10 Paolo Carlini <paolo.carlini@oracle.com>
10136
10137 PR c++/57869
10138 * c.opt: Add Wconditionally-supported.
10139
6a2fa4b2
GS		 101402013-07-08 Graham Stott <graham.stott@btinternet.com>
10141
adfac8df 10142 * array-notation-common.c (length_mismatch_in_expr_p): Delete
6a2fa4b2
GS		 10143 unused variables l_length and l_node.
10144
ecdbd01a 101452013-07-04 Joern Rennecke <joern.rennecke@embecosm.com>
40d3d530
JR		 10146
10147 PR c/57821
10148 * c-common.c (complete_array_type): Delay folding first index
10149 like other indices. When folding, check for index overflow.
10150
bedc293e
MG		 101512013-06-27 Marc Glisse <marc.glisse@inria.fr>
10152
10153 PR c++/57509
10154 * c-common.h (c_build_vec_perm_expr): New complain argument.
10155 * c-common.c (c_build_vec_perm_expr): Likewise.
10156 Use save_expr also in C++.
10157
604b2bfc
GDR		 101582013-06-22 Gabriel Dos Reis <gdr@integrable-solutions.net>
10159
10160 * c-common.c (c_common_nodes_and_builtins): Use cxx11 in lieu of cxx0x.
10161 * c-cppbuiltin.c (c_cpp_builtins): Likewise.
10162 * c-opts.c (c_common_post_options): Likewise.
10163
dfeadaa0 101642013-06-21 Balaji V. Iyer <balaji.v.iyer@intel.com>
713b46fa
BI		 10165
10166 * array-notation-common.c (length_mismatch_in_expr): Changed the
10167 parameter type's from a dynamic array to a vec_tree. Also removed
10168 the size parameters.
10169 * c-common.h (length_mismatch_in_expr_p): Fixed prototype's as per
10170 the change above.
10171
2ce86d2e
BI		 101722013-06-21 Balaji V. Iyer <balaji.v.iyer@intel.com>
10173
10174 * c-common.h (struct cilkplus_an_parts): New structure.
10175 (struct cilkplus_an_loop_parts): Likewise.
10176 (cilkplus_extract_an_triplets): New prototype.
10177 (fix_sec_implicit_args): Likewise.
10178 * array-notation-common.c (cilkplus_extract_an_triplets): New function.
10179 (fix_sec_implicit_args): Likewise.
604b2bfc 10180
07a6825b
BI		 101812013-06-20 Balaji V. Iyer <balaji.v.iyer@intel.com>
10182
10183 * array-notation-common.c (find_inv_trees): Removed an unwanted
10184 typecasting.
10185 * c-common.h (struct inv_list::additional_tcodes): Changed type from
10186 enum rid to enum tree_code.
10187
08346abd
JH		 101882013-06-11 Jan Hubicka <jh@suse.cz>
10189
10190 * c-common.c (handle_alias_ifunc_attribute): Do not set
10191 DECL_EXTERNAL for weakref variables.
10192 * c-pragma.c (handle_pragma_weak): Make sure aliases
10193 are not declared as external.
10194
d60f1706
BI		 101952013-06-07 Balaji V. Iyer <balaji.v.iyer@intel.com>
10196
10197 * array-notation-common.c (length_mismatch_in_expr_p): Moved this
10198 function from c/c-array-notation.c.
10199 (is_cilkplus_reduce_builtin): Likewise.
10200 (find_rank): Likewise.
10201 (extract_array_notation_exprs): Likewise.
10202 (replace_array_notations): Likewise.
10203 (find_inv_trees): Likewise.
10204 (replace_inv_trees): Likewise.
10205 (contains_array_notation_expr): Likewise.
10206 (find_correct_array_notation_type): Likewise.
10207 * c-common.h (struct inv_list): Moved this struct from the file
10208 c/c-array-notation.c and added a new field called additional tcodes.
10209 (length_mismatch_in_expr_p): New prototype.
10210 (is_cilkplus_reduce_builtin): Likewise.
10211 (find_rank): Likewise.
10212 (extract_array_notation_exprs): Likewise.
10213 (replace_array_notation): Likewise.
10214 (find_inv_trees): Likewise.
10215 (replace_inv_trees): Likewise.
10216 (find_correct_array_notation_type): Likewise.
dfeadaa0 10217
36536d79
BI		 102182013-05-28 Balaji V. Iyer <balaji.v.iyer@intel.com>
10219
10220 * c-common.c (c_define_builtins): When cilkplus is enabled, the
10221 function array_notation_init_builtins is called.
10222 (c_common_init_ts): Added ARRAY_NOTATION_REF as typed.
10223 * c-common.def (ARRAY_NOTATION_REF): New tree.
10224 * c-common.h (build_array_notation_expr): New function declaration.
10225 (build_array_notation_ref): Likewise.
10226 (extract_sec_implicit_index_arg): New extern declaration.
10227 (is_sec_implicit_index_fn): Likewise.
10228 (ARRAY_NOTATION_CHECK): New define.
10229 (ARRAY_NOTATION_ARRAY): Likewise.
10230 (ARRAY_NOTATION_START): Likewise.
10231 (ARRAY_NOTATION_LENGTH): Likewise.
10232 (ARRAY_NOTATION_STRIDE): Likewise.
10233 * c-pretty-print.c (pp_c_postifix_expression): Added a new case for
10234 ARRAY_NOTATION_REF.
10235 (pp_c_expression): Likewise.
10236 * c.opt (flag_enable_cilkplus): New flag.
10237 * array-notation-common.c: New file.
10238
f7716d57
JJ		 102392013-05-14 Jakub Jelinek <jakub@redhat.com>
10240
10241 PR c++/57274
10242 * c-common.c (verify_tree): Don't recurse into SIZEOF_EXPR.
10243
a5e0cd1d
MG		 102442013-05-10 Marc Glisse <marc.glisse@inria.fr>
10245
10246 * c-common.c (vector_types_convertible_p): No TYPE_PRECISION for
10247 vectors.
10248
f6bc1c4a
HS		 102492013-05-07 Han Shen <shenhan@google.com>
10250
10251 * c-cppbuiltin.c (c_cpp_builtins): Added "__SSP_STRONG__=3".
10252
3f12f6e9
SKS		 102532013-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10254
10255 * c-common.c (check_user_alignment): Emit error for negative values.
10256
61949153
PC		 102572013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
10258
10259 * c-opts.c (set_std_cxx11): Use CLK_CXX1Y and CLK_GNUCXX1Y.
10260
e93e18e9
PC		 102612013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
10262
10263 * c-cppbuiltin.c (c_cpp_builtins): Do not define
10264 __GXX_EXPERIMENTAL_CXX1Y__.
10265
44d90fe1 102662013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
8e745a17 10267 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
44d90fe1
PC		 10268
10269 * c.opt ([Wpointer-arith]): Enabled by -Wpedantic, as documented.
10270 * c-common.c (pointer_int_sum): Change -Wpointer-arith pedwarns
10271 to simply use OPT_Wpointer_arith.
10272 (c_sizeof_or_alignof_type): Likewise.
10273
13f39b2e
PC		 102742013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
10275
10276 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_EXPERIMENTAL_CXX1Y__.
10277
4b84d650
JJ		 102782013-04-12 Jakub Jelinek <jakub@redhat.com>
10279
10280 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10281 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Add %r and %R format
10282 specifiers.
10283
fb037b5d
SB		 102842013-04-07 Steven Bosscher <steven@gcc.gnu.org>
10285
10286 * c-pragma.c (add_to_renaming_pragma_list): Fix leading comment.
10287
4e856798
PC		 102882013-04-03 Paolo Carlini <paolo.carlini@oracle.com>
10289
10290 * c-common.c (pointer_int_sum): Remove dead code.
10291
4b1baac8
RS		 102922013-03-09 Richard Sandiford <rdsandiford@googlemail.com>
10293
10294 PR middle-end/56524
10295 * c-common.c (handle_optimize_attribute): Don't call
10296 save_optabs_if_changed.
10297
0b50e654
JJ		 102982013-03-05 Jakub Jelinek <jakub@redhat.com>
10299
10300 PR middle-end/56461
10301 * c-pch.c (pch_init): Free target_validity at the end.
10302
48c41403
JJ		 103032013-03-04 Jakub Jelinek <jakub@redhat.com>
10304
10305 * c-pretty-print.c (pp_c_pretty_printer_init): Clear pp->flags.
10306
e664c61c
KS		 103072013-02-28 Konstantin Serebryany <konstantin.s.serebryany@gmail.com>
10308 Jakub Jelinek <jakub@redhat.com>
10309
10310 PR sanitizer/56454
10311 * c-common.c (handle_no_sanitize_address_attribute): New function.
10312 (c_common_attribute_table): Add no_sanitize_address attribute.
10313 (handle_no_address_safety_analysis_attribute): Add
10314 no_sanitize_address attribute, not no_address_safety_analysis
10315 attribute.
10316
a475fd3d 103172013-02-18 Aldy Hernandez <aldyh@redhat.com>
135204dd
AH		 10318
10319 PR target/52555
10320 * c-common.c (handle_optimize_attribute): Call
10321 save_optabs_if_changed.
10322
f6007d99
JJ		 103232013-02-18 Jakub Jelinek <jakub@redhat.com>
10324 Steven Bosscher <steven@gcc.gnu.org>
10325
10326 PR pch/54117
10327 * c-opts.c (c_common_post_options): If debug info is enabled
10328 and non-dwarf*, refuse to load PCH files and when writing PCH
10329 file warn.
10330
cf35e2b1
JJ		 103312013-02-05 Jakub Jelinek <jakub@redhat.com>
10332
10333 PR middle-end/56167
10334 * c-common.c (handle_error_attribute): Fix condition.
10335
32887460
JJ		 103362013-01-30 Jakub Jelinek <jakub@redhat.com>
10337
10338 PR c++/55742
10339 * c-common.c (handle_target_attribute): Revert 2012-12-26 change.
10340
5af057d8
JM		 103412013-01-18 Jason Merrill <jason@redhat.com>
10342
10343 PR target/54908
10344 * c.opt (-fextern-tls-init): New.
10345 * c-opts.c (c_common_post_options): Handle it.
10346
cc83c823
JJ		 103472013-01-09 Jakub Jelinek <jakub@redhat.com>
10348
10349 PR c/48418
10350 * c-common.c (c_fully_fold_internal): Warn for LSHIFT_EXPR and
10351 RSHIFT_EXPR, if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST
10352 and is either negative or bigger or equal to type precision
10353 of the first operand.
10354
a859517f
MP		 103552012-12-03 Marek Polacek <polacek@redhat.com>
10356
10357 PR c/55570
10358 * c-common.c (check_user_alignment): Swap order of tests,
10359 check TREE_CODE first.
10360
2d7aa578
ESR		 103612012-11-29 Ed Smith-Rowland <3dw4rd@verizon.net>
10362
10363 PR c++/52654
10364 * c-common.h (overflow_type): New enum.
10365 (build_userdef_literal): Add overflow_type argument.
10366 (tree_userdef_literal): Add overflow_type.
10367 (USERDEF_LITERAL_OVERFLOW): New access macro.
10368 * c-common.c (build_userdef_literal): Add overflow_type
10369 argument.
10370 * c-lex.c (c_lex_with_flags): Add overflow_type to
10371 build_userdef_literal calls.
10372 (interpret_integer, interpret_float): Add overflow_type argument.
10373
cc3c4f62
RB		 103742012-11-28 Richard Biener <rguenther@suse.de>
10375
10376 PR c/35634
10377 * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
10378 here and use a type with proper overflow behavior for types that would
10379 need to be promoted for the arithmetic.
10380
77bc5132
JJ		 103812012-11-23 Jakub Jelinek <jakub@redhat.com>
10382
10383 PR sanitizer/55435
10384 * c-common.c (handle_no_address_safety_analysis_attribute): New
10385 function.
10386 (c_common_attribute_table): Add no_address_safety_analysis.
10387
5dc99c46
SB		 103882012-11-16 Simon Baldwin <simonb@google.com>
10389
10390 * c.opt: Add f[no-]canonical-system-headers.
10391 * c-opts.c (c_common_handle_option): Handle
10392 OPT_fcanonical_system_headers.
10393
a4a0016d
ESR		 103942012-11-09 Ed Smith-Rowland <3dw4rd@verizon.net>
10395
10396 PR c++/54413
10397 * c-opts.c (c_common_handle_option): Set new flags.
10398 * c.opt: Describe new flags.
10399
7dbb85a7
JM		 104002012-11-09 Jason Merrill <jason@redhat.com>
10401
10402 * c.opt (Wabi-tag): New.
10403
ad7bac31
AK		 104042012-11-09 Andi Kleen <ak@linux.intel.com>
10405
10406 PR 55139
10407 * c-common.c (get_atomic_generic_size): Mask with
8e745a17 10408 MEMMODEL_MASK
ad7bac31 10409
7332899a
MLI		 104102012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10411
10412 PR c/53063
10413 * c.opt (Wformat): Make it Alias Wformat=1.
10414 (Wformat-contains-nul,Wformat-extra-args,Wformat-nonliteral,
10415 Wformat-security,Wformat-y2k,Wformat-zero-length): Use
10416 LangEnabledBy.
10417 (Wformat=): RejectNegative. Use LangEnabledBy.
10418 (Wnonnull): Use LangEnabledBy.
10419 * c-opts.c (c_common_handle_option): Do not handle Wformat here.
10420 * c-format.c (set_Wformat): Delete.
10421 (decode_format_attr): Replace OPT_Wformat with OPT_Wformat_.
ab20d992
JJ		 10422 (maybe_read_dollar_number): Likewise.
10423 (avoid_dollar_number): Likewise.
10424 (finish_dollar_format_checking): Likewise.
10425 (check_format_info): Likewise.
10426 (check_format_info_main): Likewise.
10427 (check_format_types): Likewise.
10428 (format_type_warning): Likewise.
10429 * c-common.c (int): Likewise.
10430 (check_function_sentinel): Likewise.
8e745a17 10431 * c-common.h (warn_format,set_Wformat): Do not declare here.
7332899a 10432
34a180a6
MLI		 104332012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10434
10435 PR c/53063
10436 * c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
10437 Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
10438 Use LangEnabledBy.
10439 (Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
10440 common.opt.
10441 (Wvariadic-macros): Init(1).
10442 * c-opts.c (c_common_handle_option): Do not handle them
10443 explicitly.
10444 (c_common_post_options): Likewise.
10445 (sanitize_cpp_opts): warn_unused_macros is now
10446 cpp_warn_unused_macros.
10447 (push_command_line_include): Likewise.
10448 * c-common.c (warn_unknown_pragmas): Do not define.
10449 * c-common.h (warn_unknown_pragmas): Do not declare.
10450
3f46d6a5
MLI		 104512012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10452
10453 PR c/51294
10454 * c-common.c (conversion_warning): Handle conditional expressions.
10455
880661a4
JW		 104562012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
10457
10458 PR c++/54930
10459 * c.opt (Wreturn_local_addr): Define new option.
10460
4514a96b
JM		 104612012-10-25 Jason Merrill <jason@redhat.com>
10462
f14edc1a
JM		 10463 * c.opt (Wvirtual-move-assign): New.
10464
4514a96b
JM		 10465 * c.opt (Winherited-variadic-ctor): New.
10466
93100c6b
MG		 104672012-10-25 Marc Glisse <marc.glisse@inria.fr>
10468
10469 PR c++/54427
10470 * c-common.c (scalar_to_vector): Handle VEC_COND_EXPR.
10471
1efcb8c6
JM		 104722012-10-23 Joseph Myers <joseph@codesourcery.com>
10473
10474 * c-common.h (pch_cpp_save_state): Declare.
10475 * c-target.def (c_preinclude): New hook.
10476 * c-opts.c (done_preinclude): New.
10477 (push_command_line_include): Handle default preincluded header.
10478 (cb_file_change): Call pch_cpp_save_state when calling
10479 push_command_line_include.
10480 * c-pch.c (pch_ready_to_save_cpp_state, pch_cpp_state_saved)
10481 (pch_cpp_save_state): New.
10482 (pch_init): Call pch_cpp_save_state conditionally, instead of
10483 calling cpp_save_state.
10484
4a0ae68e
MLI		 104852012-10-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
10486
10487 PR c/53063
10488 PR c/40989
10489 * c.opt (Waddress,Wchar-subscripts,Wsign-conversion,Wimplicit,
10490 Wimplicit-function-declaration,Wimplicit-int,Wsizeof-pointer-memaccess,
10491 Wnarrowing,Wparentheses,Wpointer-sign,Wreturn-type,Wsequence-point,
10492 Wsign-compare,Wuninitialized,Wmaybe-uninitialized,Wunused,
10493 Wvolatile-register-var): Add LangEnabledBy or EnabledBy.
10494 * c-opts.c (c_common_handle_option): Remove explicit handling from
10495 here.
10496 (c_common_post_options): Likewise.
10497
67e4210b
EB		 104982012-10-18 Eric Botcazou <ebotcazou@adacore.com>
10499
10500 * c-ada-spec.c (LOCATION_COL): Delete.
10501 (compare_location): New function.
10502 (compare_node): Use it.
10503 (compare_comment): Likewise.
10504
65d4f2cd
MLI		 105052012-10-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
10506
10507 PR c/53063
10508 PR c/40989
10509 * c.opt (Wstrict-aliasing=,Wstrict-overflow=): Use LangEnabledBy.
10510 * c-opts.c (c_common_handle_option): Do not set them here. Add
10511 comment.
10512 (c_common_post_options): Likewise.
10513
909881cb
EB		 105142012-10-16 Eric Botcazou <ebotcazou@adacore.com>
10515
10516 * c-ada-spec.c (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Define.
10517 (dump_generic_ada_node) <INTEGER_CST>: Deal with sizetype specially.
10518 Remove POINTER_TYPE handling, add large unsigned handling and use
10519 ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX for big numbers.
10520
3a785c97
JJ		 105212012-10-12 Jakub Jelinek <jakub@redhat.com>
10522
10523 PR c/54381
10524 * c-common.h (sizeof_pointer_memaccess_warning): Adjust prototype.
10525 * c-common.c (sizeof_pointer_memaccess_warning): Take array of 3
10526 locs and array of 3 trees instead of just single loc and single
10527 sizeof_arg tree. Handle __builtin___*_chk builtins too, and
10528 also stpncpy, bcopy, bcmp, bzero, snprintf and vsnprintf builtins.
10529 For *cmp* builtins that take two sources strings report warnings
10530 about first and second source, not about destination and source.
10531
5e54f81d
MG		 105322012-10-12 Marc Glisse <marc.glisse@inria.fr>
10533
10534 PR c++/53055
10535 * c-common.h (enum ref_operator) [RO_ARROW_STAR]: New.
10536
f5b02f1e
EB		 105372012-10-11 Eric Botcazou <ebotcazou@adacore.com>
10538
10539 * c-ada-spec.c (dump_ada_template): Bail out for template declarations
10540 declaring something coming from another file.
10541
b46dbc6c
AC		 105422012-10-10 Arnaud Charlet <charlet@adacore.com>
10543
f5b02f1e 10544 PR ada/54845
b46dbc6c
AC		 10545 * c-ada-spec.c (print_ada_struct_decl): Increase buf size.
10546
5d9de0d0
PC		 105472012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
10548
10549 PR c++/54194
10550 * c-common.c (warn_about_parentheses): Add location_t parameter;
10551 use EXPR_LOC_OR_LOC.
10552 * c-common.h: Update declaration.
10553
a212e43f
MG		 105542012-10-09 Marc Glisse <marc.glisse@inria.fr>
10555
10556 PR c++/54427
10557 * c-common.c (scalar_to_vector): Moved from c-typeck.c. Support
10558 more operations. Make error messages optional.
10559 * c-common.h (enum stv_conv): Moved from c-typeck.c.
10560 (scalar_to_vector): Declare.
10561
b1db7f91
JM		 105622012-10-08 Jason Merrill <jason@redhat.com>
10563
10564 * c-common.c (c_common_reswords): Add thread_local.
10565
e28d52cf
DS		 105662012-10-08 Dodji Seketeli <dodji@redhat.com>
10567
10568 PR c++/53528 C++11 attribute support
10569 * c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
10570 new functions.
10571 * c-common.c (check_cxx_fundamental_alignment_constraints): New
10572 static function.
10573 (handle_aligned_attribute): In choose strictest alignment
10574 among many. Use new check_cxx_fundamental_alignment_constraints.
10575 (handle_transparent_union_attribute): In c++11 attribute syntax,
10576 don't look through typedefs.
10577
3b78de56
AC		 105782012-10-04 Arnaud Charlet <charlet@adacore.com>
10579
10580 * c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
10581 * c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
10582 out of dumpfile.h.
10583
6040bb5f
DC		 105842012-09-25 Dehao Chen <dehao@google.com>
10585
10586 PR middle-end/54645
3b78de56 10587 * c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
6040bb5f
DC		 10588 map when read in the pch.
10589
3f8257db 105902012-09-18 Arnaud Charlet <charlet@adacore.com>
0b07a57e
AC		 10591
10592 * c-ada-spec.c: Style fixes.
10593
3f8257db 105942012-09-18 Thomas Quinot <quinot@adacore.com>
da5182be
TQ		 10595
10596 * c.opt (-fada-spec-parent): Define new command line switch.
10597 * c-ada-spec.c (get_ada_package): When -fada-spec-parent
10598 is specified, generate binding spec as a child of the specified unit.
10599
0ccb505d
PC		 106002012-09-13 Paolo Carlini <paolo.carlini@oracle.com>
10601 Manuel López-Ibáñez <manu@gcc.gnu.org>
10602
10603 PR c++/53210
10604 * c.opt ([Winit-self]): Enabled by -Wall in C++.
10605
c583af79
AC		 106062012-08-23 Arnaud Charlet <charlet@adacore.com>
10607
10608 * c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
10609 for pointers, and add missing Convention C pragma.
10610 (print_ada_struct_decl): Add missing aliased keyword.
10611 (dump_ads): Add pragma Ada_2005 and Style_Checks (Off).
10612
1a4049e7
JJ		 106132012-08-17 Jakub Jelinek <jakub@redhat.com>
10614
10615 * c-common.c (sizeof_pointer_memaccess_warning): New function.
10616 * c.opt (-Wsizeof-pointer-memaccess): Add new option.
10617 * c-opts.c (c_common_handle_option): Enable it for -Wall.
10618 * c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
10619 * c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.
10620
70b5e7dc
RG		 106212012-08-10 Richard Guenther <rguenther@suse.de>
10622
10623 * c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.
10624
f8923f7e
SB		 106252012-08-07 Steven Bosscher <steven@gcc.gnu.org>
10626
10627 * c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
10628 instead of separate pp_newline and pp_flush.
10629 (print_c_tree): Likewise.
10630
e45abe1f
RH		 106312012-07-26 Richard Henderson <rth@redhat.com>
10632
10633 * c-common.c (handle_hot_attribute): Allow labels.
10634 (handle_cold_attribute): Likewise.
10635
332f1d24
JJ		 106362012-07-20 Jakub Jelinek <jakub@redhat.com>
10637
10638 PR c++/28656
10639 * c-common.c (check_function_nonnull): Handle multiple nonnull
10640 attributes properly.
10641
7ee2468b
SB		 106422012-07-16 Steven Bosscher <steven@gcc.gnu.org>
10643
10644 * c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
10645 * c-ada-spec.c: Likewise.
10646 * c-dump.c (dump_stmt): Move to cp/dump.c, the only user.
10647
ee7b28eb
SB		 106482012-07-14 Steven Bosscher <steven@gcc.gnu.org>
10649
10650 * c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
10651 Remove code conditional on it.
10652
6bdf3519
SB		 106532012-07-11 Steven Bosscher <steven@gcc.gnu.org>
10654
10655 * c-gimplify.c: Do not include basic-block.h.
10656 * c-common.c: Do not include linfuncs.h.
10657
532aafad
SB		 106582012-07-08 Steven Bosscher <steven@gcc.gnu.org>
10659
10660 * c-common.h: Include tree.h.
10661
8d0d1915
JM		 106622012-07-02 Jason Merrill <jason@redhat.com>
10663
10664 PR c++/53524
10665 * c-common.c (get_priority): Call default_conversion.
10666
fbc873ad
UB		 106672012-07-01 Uros Bizjak <ubizjak@gmail.com>
10668
10669 * c-pch.c (c_common_write_pch): Remove unused variables.
10670
d4a10d0a
SB		 106712012-06-29 Steven Bosscher <steven@gcc.gnu.org>
10672
10673 * cppspec.c: Moved from gcc/ to here.
10674
6f3a2e23
KT		 106752012-06-27 Kai Tietz <ktietz@redhat.com>
10676
10677 PR preprocessor/37215
10678 * c-ppoutput.c (preprocess_file): Check for nonempty buffer.
10679
8ca92d04
SB		 106802012-06-21 Steven Bosscher <steven@gcc.gnu.org>
10681
10682 * c-common.h (c_common_print_pch_checksum): Remove.
10683 * c-pch.c: Do not include output.h.
10684 (CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
10685 (asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
10686 (asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
10687 (struct c_pch_header): Remove.
10688 (get_ident): Update gpch version.
10689 (pch_init): Do not print executable_checksum to asm_out_file.
10690 Do not fail if there is no asm_out_file to read back from. Set
10691 asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
10692 (c_common_write_pch): Verify that nothing was written to asm_out_file
10693 since pch_init was called. Do not write a c_pch_header, and do not
10694 copy from asm_out_file to the PCH.
10695 (c_common_read_pch): Do not read a c_pch_header, and do not restore
10696 the content of asm_out_file from the PCH.
10697 (c_common_print_pch_checksum): Remove.
10698 * c-opts.c (c_common_init): Print out executable_checksum directly.
10699
70f42967
SB		 107002012-06-19 Steven Bosscher <steven@gcc.gnu.org>
10701
10702 * c-target.def (objc_declare_unresolved_class_reference,
10703 objc_declare_class_definition): Add new hooks.
10704
a8781821
SB		 107052012-06-19 Steven Bosscher <steven@gcc.gnu.org>
10706
10707 * c-lex.c: Do not include output.h.
10708 (cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
10709 Remove uses of ASM_OUTPUT_IDENT.
10710
9e1a8dd1
RR		 107112012-06-15 Marc Glisse <marc.glisse@inria.fr>
10712
10713 PR c++/51033
10714 * c-common.h (c_build_vec_perm_expr): Move decl here.
10715 * c-common.c (c_build_vec_perm_expr): Move definition
10716 here.
10717
6f07a821
SB		 107182012-06-06 Steven Bosscher <steven@gcc.gnu.org>
10719
10720 * c.opt (fconserve-space): Turn into a no-op.
10721
9faeb493 107222012-06-04 Sterling Augustine <saugustine@google.com>
c265f413
SA		 10723
10724 * c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
10725 * c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
10726 both the start and end of the function.
10727
a4b7d13c
SB		 107282012-06-04 Steven Bosscher <steven@gcc.gnu.org>
10729
10730 * c-common.c: Do not include output.h.
10731 * c-pragma.c: Likewise.
10732
c265f413
SA		 107332012-06-04 Steven Bosscher <steven@gcc.gnu.org>
10734
10735 * error.c (dump_decl): Check pp_c_flag_gnu_v3.
10736 (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
10737 (lang_decl_name): Handle namespace decls.
10738
be7a421e
SB		 107392012-05-31 Steven Bosscher <steven@gcc.gnu.org>
10740
10741 * c-ada-spec.c: Do not include output.h.
10742 * c-semantics.c: Likewise.
10743
65de6659
JM		 107442012-05-29 Joseph Myers <joseph@codesourcery.com>
10745
10746 * c-common.c: Fix typo.
10747
ca5f4331
MM		 107482012-05-29 Michael Matz <matz@suse.de>
10749
10750 * c-common.h (c_expand_decl): Remove prototype.
10751
4f7f7aca
MLI		 107522012-05-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
10753
10754 * c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
10755 * c-opts.c (c_common_handle_option): Remove code handling
10756 warn_missing_braces.
10757
4a792f9b
PC		 107582012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
10759
10760 PR c++/25137
10761 * c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
10762 -Wmissing_braces.
10763
650dc14a
DS		 107642012-05-22 Dodji Seketeli <dodji@redhat.com>
10765
10766 PR c++/53322
10767 * c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).
10768
9b095bf1
MLI		 107692012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10770
10771 * c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
10772 * c-opts.c (c_common_handle_option): Do not handle explicitly
10773 Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.
10774
0b2c4be5
DS		 107752012-05-16 Dodji Seketeli <dodji@redhat.com>
10776
10777 PR preprocessor/7263
ab20d992 10778 * c-lex.c (c_lex_with_flags): Pass a virtual location to the call
0b2c4be5
DS		 10779 to cpp_classify_number. For diagnostics, use the precise location
10780 instead of the global input_location.
10781
a1bde5af
PC		 107822012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
10783
d02924ef 10784 PR c++/11856
a1bde5af
PC		 10785 * c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.
10786
d1ede5f4
BS		 107872012-05-14 Bernd Schmidt <bernds@codesourcery.com>
10788
a1bde5af 10789 * c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.
d1ede5f4 10790
f2bc201f
MLI		 107912012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
10792
10793 PR 53063
10794 * c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
10795 Wreorder): Use LangEnabledBy.
10796 * c-opts.c (c_common_handle_option): Do not enable them
10797 explicitly. Call lang-specific generated functions.
10798 (c_common_post_options): Do not set them here.
10799
95744782
MLI		 108002012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
10801
10802 * c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
10803 Wmissing-field-initializers,Wmissing-parameter-type,
10804 Wold-style-declaration,Woverride-init): Use EnabledBy.
10805 * c-opts.c (c_common_post_options): Do not set here explicitly.
10806
7d5a5747
MLI		 108072012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
10808
10809 PR 53063
10810 * c-opts.c (c_common_handle_option): Use handle_generated_option
10811 to enable sub-options.
10812
5a3c9cf2
PC		 108132012-05-10 Paolo Carlini <paolo.carlini@oracle.com>
10814
10815 PR c++/53158
10816 * c-common.c (warnings_for_convert_and_check): Use warning_at.
10817
3ac8781c
RG		 108182012-05-10 Richard Guenther <rguenther@suse.de>
10819
10820 * c-common.c (c_sizeof_or_alignof_type): Remove assert and
10821 adjust commentary about TYPE_IS_SIZETYPE types.
10822
1e537948
MLI		 108232012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
10824
10825 PR c++/53261
10826 * c-common.c (warn_logical_operator): Check that argument of
10827 integer_zerop is not NULL.
10828
f2c4a785
MLI		 108292012-05-05 Manuel López-Ibáñez <manu@gcc.gnu.org>
10830
10831 PR c/43772
10832 * c-common.c (warn_logical_operator): Do not warn if either side
10833 is already true or false.
10834
50f305ca
MLI		 108352012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
10836
10837 PR c/51712
10838 * c-common.c (expr_original_type): New.
10839 (shorten_compare): Do not warn for enumeration types.
10840
0c3641b0
MLI		 108412012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
10842
10843 * c.opt (fpermissive): Add Var(flag_permissive).
10844
7edaa4d2
MG		 108452012-04-30 Marc Glisse <marc.glisse@inria.fr>
10846
10847 PR c++/51033
10848 * c-common.c (convert_vector_to_pointer_for_subscript): New function.
10849 * c-common.h (convert_vector_to_pointer_for_subscript): Declare it.
10850
b9c8da34
DS		 108512012-04-30 Dodji Seketeli <dodji@redhat.com>
10852
10853 Add -Wvarargs option
ab20d992 10854 * c.opt (Wvarargs): Define new option.
b9c8da34 10855
e6c69da0
MLI		 108562012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10857
10858 * c-common.c (check_function_arguments): Replace
10859 Wmissing-format-attribute with Wsuggest-attribute=format.
10860
90137d8f
MLI		 108612012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10862
10863 * c.opt (Wsuggest-attribute=format): New. Alias of
10864 Wmissing-format-attribute.
10865 * c-format.c (decode_format_type): Replace
10866 Wmissing-format-attribute with Wsuggest-attribute=format.
10867 (check_function_format): Likewise.
10868
9faeb493 108692012-04-27 Ollie Wild <aaw@google.com>
7f5f5f98
OW		 10870
10871 * c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
10872 * c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
10873 * c.opt: Add Wliteral-suffix.
10874
c1771a20
MLI		 108752012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
10876
10877 PR c/44774
10878 * c.opt (Wpedantic): New.
10879 (pedantic): Alias Wpedantic.
10880 * c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
10881 (c_common_post_options): Likewise.
10882 (sanitize_cpp_opts): Likewise.
10883 * c-lex.c (interpret_float): Likewise.
10884 * c-format.c (check_format_types): Likewise.
10885 * c-common.c (pointer_int_sum): Likewise.
10886 (c_sizeof_or_alignof_type): Likewise.
10887 (c_add_case_label): Likewise.
10888 (c_do_switch_warnings): Likewise.
10889 * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
10890
04b391c1
JM		 108912012-04-15 Jason Merrill <jason@redhat.com>
10892
10893 PR c++/52818
10894 * c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
10895 (C_STD_NAME): Distinguish between C++98 and C++11.
10896
ac868f29
EB		 108972012-04-11 Eric Botcazou <ebotcazou@adacore.com>
10898
10899 PR target/52624
10900 * c-common.h (uint16_type_node): Rename into...
10901 (c_uint16_type_node): ...this.
10902 * c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
10903 * c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.
10904
fd4116f4
MLI		 109052012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10906
10907 * c-common.c (warn_if_unused_value): Move definition to here.
10908 * c-common.h (warn_if_unused_value): Move declaration to here.
10909
573ac65e
WB		 109102012-03-23 William Bader <williambader@hotmail.com>
10911
10912 * c-lex.c (c_lex_with_flags): Avoid declarations after stmts.
10913
552b8185
JM		 109142012-03-20 Jason Merrill <jason@redhat.com>
10915
10916 * c-common.h (enum cxx_dialect): Add cxx1y.
10917 * c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
10918 test.
10919 * c-cppbuiltin.c (c_cpp_builtins): Likewise.
10920 * c-opts.c (c_common_post_options): Likewise.
10921 (set_std_cxx1y): New.
10922 (c_common_handle_option): Call it.
10923 * c.opt (-std=c++1y, -std=gnu++1y): New flags.
10924
04398fa8
PC		 109252012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
10926
10927 PR c++/14710
10928 * c.opt ([Wuseless-cast]): Add.
10929
d2a12ae7
RG		 109302012-03-16 Richard Guenther <rguenther@suse.de>
10931
10932 * c-pretty-print.c (pp_c_initializer_list): Adjust.
10933
a12bf402
MLI		 109342012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10935
10936 PR c++/44783
10937 * c.opt (ftemplate-backtrace-limit) Add.
10938
5c30094f
RO		 109392012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10940
10941 * c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
10942 handling.
10943 * c-pragma.c (handle_pragma_extern_prefix): Remove.
10944 (init_pragma): Don't register extern_prefix.
10945
21fa2faf
RG		 109462012-03-12 Richard Guenther <rguenther@suse.de>
10947
10948 * c-common.c (c_common_get_narrower): Use c_common_type_for_size.
10949 (builtin_type_for_size): Likewise.
10950
e3793c6f
JJ		 109512012-02-13 Jakub Jelinek <jakub@redhat.com>
10952
10953 PR c++/52215
10954 * c-common.c (sync_resolve_params): Don't decide whether to convert
10955 or not based on TYPE_SIZE comparison, convert whenever arg_type
10956 is unsigned INTEGER_TYPE.
10957
93286335
PC		 109582012-02-06 Paolo Carlini <paolo.carlini@oracle.com>
10959
10960 PR c/52118
10961 * c.opt ([Wunused-local-typedefs]): Fix description.
10962
7a421706
MS		 109632012-01-24 Mike Stump <mikestump@comcast.net>
10964
10965 * c-common.c (c_common_type_for_mode): Match signed/unsigned types
10966 exactly.
10967
ba9b1f11
RG		 109682012-01-18 Richard Guenther <rguenther@suse.de>
10969
10970 * c-opts.c (c_common_post_options): Reset LTO flags if
10971 we are about to generate a PCH.
10972
465406be
PC		 109732012-01-17 Paolo Carlini <paolo.carlini@oracle.com>
10974
10975 PR c++/51777
10976 * c-pretty-print.c (pp_c_integer_constant): For unsigned constants
10977 use pp_unsigned_wide_integer.
10978
aee15221
RG		 109792012-01-10 Richard Guenther <rguenther@suse.de>
10980
10981 PR middle-end/51806
10982 * c-opts.c (c_common_handle_option): Move -Werror handling
10983 to language independent code.
10984
5720c0dc
RG		 109852012-01-05 Richard Guenther <rguenther@suse.de>
10986
10987 PR middle-end/51764
10988 * c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
10989 from common.opt.
10990
73ac190a
PC		 109912011-12-30 Paolo Carlini <paolo.carlini@oracle.com>
10992
10993 PR c++/51316
10994 * c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
10995 of array types with an unknown bound.
10996
48b0b196
JM		 109972011-12-20 Joseph Myers <joseph@codesourcery.com>
10998
10999 * c-common.c (flag_isoc99): Update comment to refer to C11.
11000 (flag_isoc1x): Change to flag_isoc11.
11001 * c-common.h (flag_isoc99): Update comment to refer to C11.
11002 (flag_isoc1x): Change to flag_isoc11.
11003 * c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
11004 C11.
11005 * c-opts.c (set_std_c1x): Change to set_std_c11.
11006 (c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
11007 Call set_std_c11.
11008 (set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
11009 (set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
11010 * c.opt (std=c1x): Change to std=c11. Document as non-draft
11011 standard.
11012 (std=c1x, std=iso9899:2011): Add as aliases of std=c11.
11013 (std=gnu1x): Change to std=gnu11. Refer to non-draft standard.
11014 (std=gnu1x): Make alias of std=gnu11.
11015
d58d6eb5
JM		 110162011-12-19 Jason Merrill <jason@redhat.com>
11017
11018 PR c++/51228
11019 * c-common.c (handle_transparent_union_attribute): Check the first
11020 field if the type is complete.
11021
b3908fcc
JW		 110222011-12-15 Jonathan Wakely <jwakely.gcc@gmail.com>
11023
11024 PR libstdc++/51365
11025 * c-common.c (RID_IS_FINAL): Add.
11026 * c-common.h (RID_IS_FINAL): Add.
11027
fea3ca91
IS		 110282011-11-30 Iain Sandoe <iains@gcc.gnu.org>
11029
11030 * c.opt (fgnu-runtime): Provide full description.
11031 (fnext-runtime): Likewise.
11032 * c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.
11033
62bad7cd
AM		 110342011-11-28 Andrew MacLeod <amacleod@redhat.com>
11035
11036 * c-cpp-builtin.c (cpp_atomic_builtins):New. Emit all atomic
11037 predefines in one place. Add LOCK_FREE predefines.
11038 (c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
11039 new func.
11040
c466c4ff
AM		 110412011-11-24 Andrew MacLeod <amacleod@redhat.com>
11042
11043 PR c/51256
9faeb493 11044 * c-common.c (get_atomic_generic_size): Check for various error
c466c4ff 11045 conditions
9faeb493
UB		 11046 (resolve_overloaded_atomic_exchange,
11047 resolve_overloaded_atomic_compare_exchange,
c466c4ff
AM		 11048 resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
11049 error_mark_node for error conditions.
9faeb493 11050
a5952633
RG		 110512011-11-08 Richard Guenther <rguenther@suse.de>
11052
11053 PR middle-end/51010
ab20d992 11054 * c-pretty-print.c (pp_c_expression): Handle SSA_NAMEs.
a5952633 11055
0a35513e
AH		 110562011-11-07 Richard Henderson <rth@redhat.com>
11057 Aldy Hernandez <aldyh@redhat.com>
11058 Torvald Riegel <triegel@redhat.com>
11059
11060 Merged from transactional-memory.
11061
11062 * c-common.c (handle_tm_wrap_attribute,
11063 handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
11064 (struct c_common_reswords): Added __transaction* keywords.
11065 (struct c_common_attribute_table): Added transaction* and tm_regparm
11066 attributes.
11067 * c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
11068 masks.
11069 (parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
11070 find_tm_attribute): Declare.
11071
6d87092d
JM		 110722011-11-07 Jason Merrill <jason@redhat.com>
11073
11074 PR c++/35688
11075 * c-common.c, c-common.h: Revert yesterday's changes.
11076
8e7860a1
JM		 110772011-11-06 Jason Merrill <jason@redhat.com>
11078
11079 PR c++/35688
11080 * c-common.c (decl_has_visibility_attr): Split out from...
11081 (c_determine_visibility): ...here.
11082 * c-common.h: Declare it.
11083
d19fa6b5
JM		 110842011-11-06 Joseph Myers <joseph@codesourcery.com>
11085
11086 * c-common.c (c_common_reswords): Add _Alignas and _Alignof.
11087 (c_sizeof_or_alignof_type): Diagnose alignof applied to a function
11088 type.
11089 (check_user_alignment): New. Split out of
11090 handle_aligned_attribute. Disallow integer constants with
11091 noninteger types. Conditionally allow zero.
11092 (handle_aligned_attribute): Use check_user_alignment.
11093 * c-common.h (RID_ALIGNAS, check_user_alignment): New.
11094
86951993
AM		 110952011-11-06 Andrew MacLeod <amacleod@redhat.com>
11096 Richard Henderson <rth@redhat.com>
11097
11098 Merged from cxx-mem-model.
11099
11100 * c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
9faeb493 11101 * c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
86951993
AM		 11102 parameters that are the same type size.
11103 (get_atomic_generic_size): New. Find size of generic
11104 atomic function parameters and do typechecking.
11105 (add_atomic_size_parameter): New. Insert size into parameter list.
11106 (resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
11107 either __atomic_exchange_n or external library call.
9faeb493 11108 (resolve_overloaded_atomic_compare_exchange): Restructure
86951993 11109 __atomic_compare_exchange to either _n variant or external library call.
9faeb493 11110 (resolve_overloaded_atomic_load): Restructure __atomic_load to either
86951993
AM		 11111 __atomic_load_n or an external library call.
11112 (resolve_overloaded_atomic_store): Restructure __atomic_store to either
11113 __atomic_store_n or an external library call.
11114 (resolve_overloaded_builtin): Handle new __atomic builtins.
11115
cf9e9959
EB		 111162011-11-04 Eric Botcazou <ebotcazou@adacore.com>
11117
11118 PR c++/50608
11119 * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
11120 (fold_offsetof_1): Make global. Remove STOP_REF argument and adjust.
11121 <INDIRECT_REF>: Return the argument.
11122 <ARRAY_REF>: Remove special code for negative offset.
11123 Call fold_build_pointer_plus instead of size_binop.
11124 (fold_offsetof): Remove STOP_REF argument and adjust.
11125 * c-common.h (fold_offsetof_1): Declare.
11126 (fold_offsetof): Remove STOP_REF argument.
11127
25339f10
JM		 111282011-11-02 Paolo Carlini <paolo.carlini@oracle.com>
11129
11130 PR c++/50810
11131 * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
11132 of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
11133 Wnarrowing for C++0x and C++98.
11134 * c.opt ([Wnarrowing]): Update.
11135
89401152
PC		 111362011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
11137
11138 PR c++/44277
11139 * c.opt: Add Wzero-as-null-pointer-constant.
11140
97e3ad20
JM		 111412011-10-31 Jason Merrill <jason@redhat.com>
11142
15694fdd
JM		 11143 * c.opt (-fdeduce-init-list): Off by default.
11144
97e3ad20
JM		 11145 PR c++/50920
11146 * c-common.h (cxx_dialect): Add cxx11 and cxx03.
11147 * c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
11148 and -Wc++11-compat.
11149 * c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
11150
fb9120e3
RAV		 111512011-10-27 Roberto Agostino Vitillo <ravitillo@lbl.gov>
11152
11153 PR c++/30066
11154 * c.opt (fvisibility-inlines-hidden): Description change.
11155
3ce4f9e4
ESR		 111562011-10-26 Ed Smith-Rowland <3dw4rd@verizon.net>
11157
11158 Implement C++11 user-defined literals.
11159 * c-common.c (build_userdef_literal): New.
11160 * c-common.def: New tree code.
11161 * c-common.h (tree_userdef_literal): New tree struct and accessors.
11162 * c-lex.c (interpret_float): Add suffix parm.
11163 (c_lex_with_flags): Build literal tokens.
11164
5f53c243
PC		 111652011-10-23 Paolo Carlini <paolo.carlini@oracle.com>
11166
11167 PR c++/50841
11168 Revert:
11169 2011-10-23 Paolo Carlini <paolo.carlini@oracle.com>
11170
11171 PR c++/50810
11172 * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
11173 of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
11174 Wnarrowing for C++0x and C++98.
11175 * c.opt ([Wnarrowing]): Update.
11176
263734e1
PC		 111772011-10-23 Paolo Carlini <paolo.carlini@oracle.com>
11178
11179 PR c++/50810
11180 * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
11181 of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
11182 Wnarrowing for C++0x and C++98.
11183 * c.opt ([Wnarrowing]): Update.
11184
d2e312d7
PC		 111852011-10-21 Paolo Carlini <paolo.carlini@oracle.com>
11186
11187 PR c++/45385
11188 * c-common.c (conversion_warning): Remove code looking for
11189 artificial operands.
11190
d17687f6
DS		 111912011-10-18 Dodji Seketeli <dodji@redhat.com>
11192
11193 PR bootstrap/50760
11194 * c-lex.c (fe_file_change): Use LINEMAP_SYSP when
9faeb493 11195 !NO_IMPLICIT_EXTERN_C.
d17687f6 11196
fc8396e9
PC		 111972011-10-17 Michael Spertus <mike_spertus@symantec.com>
11198
11199 * c-common.c (c_common_reswords): Add __bases,
11200 __direct_bases.
11201 * c-common.h: Add RID_BASES and RID_DIRECT_BASES.
11202
112032011-10-17 Paolo Carlini <paolo.carlini@oracle.com>
11204
11205 PR c++/50757
11206 * c.opt ([Wnonnull]): Add C++ and Objective-C++.
11207
847e697a
TT		 112082011-10-15 Tom Tromey <tromey@redhat.com>
11209 Dodji Seketeli <dodji@redhat.com>
11210
11211 * c.opt (fdebug-cpp): New option.
11212 * c-opts.c (c_common_handle_option): Handle the option.
11213 * c-ppoutput.c (maybe_print_line_1): New static function. Takes an
11214 output stream in parameter. Factorized from ...
11215 (maybe_print_line): ... this. Dump location debug information when
11216 -fdebug-cpp is in effect.
11217 (print_line_1): New static function. Takes an output stream in
11218 parameter. Factorized from ...
11219 (print_line): ... here. Dump location information when -fdebug-cpp
11220 is in effect.
11221 (scan_translation_unit): Dump location information when
11222 -fdebug-cpp is in effect.
11223
92582b75
TT		 112242011-10-15 Tom Tromey <tromey@redhat.com>
11225 Dodji Seketeli <dodji@redhat.com>
11226
11227 * c.opt (ftrack-macro-expansion): New option. Handle it with and
11228 without argument.
11229 * c-opts.c (c_common_handle_option)<case
11230 OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
11231 cases. Handle -ftrack-macro-expansion with and without argument.
11232
46427374
TT		 112332011-10-15 Tom Tromey <tromey@redhat.com>
11234 Dodji Seketeli <dodji@redhat.com>
11235
11236 * c-ppoutput.c (scan_translation_unit, maybe_print_line)
11237 (print_line, cb_define, do_line_change): Adjust to avoid touching
11238 the internals of struct line_map. Use the public API instead.
11239 * c-pch.c (c_common_read_pch): Likewise.
11240 * c-lex.c (fe_file_change): Likewise.
11241
fc8396e9
PC		 112422011-10-14 Paolo Carlini <paolo.carlini@oracle.com>
11243
11244 PR c++/17212
11245 * c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.
11246
112472011-10-11 Paolo Carlini <paolo.carlini@oracle.com>
11248
11249 PR c++/33067
11250 * c-pretty-print.c (pp_c_floating_constant): Output
11251 max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.
11252
e79983f4
MM		 112532011-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11254
11255 * c-common.c (def_builtin_1): Delete old interface with two
11256 parallel arrays to hold standard builtin declarations, and replace
11257 it with a function based interface that can support creating
11258 builtins on the fly in the future. Change all uses, and poison
11259 the old names. Make sure 0 is not a legitimate builtin index.
11260 * c-omp.c (c_finish_omp_barrier): Ditto.
11261 (c_finish_omp_taskwait): Ditto.
11262 (c_finish_omp_flush): Ditto.
11263
6637388f
TG		 112642011-10-11 Tristan Gingold <gingold@adacore.com>
11265
11266 * c.opt: (fallow-parameterless-variadic-functions): New.
11267
3797cb21
DS		 112682011-09-08 Dodji Seketeli <dodji@redhat.com>
11269
11270 PR c++/33255 - Support -Wunused-local-typedefs warning
11271 * c-common.h (struct c_language_function::local_typedefs): New
11272 field.
9faeb493
UB		 11273 (record_locally_defined_typedef, maybe_record_typedef_use)
11274 (maybe_warn_unused_local_typedefs): Declare new functions.
3797cb21 11275 * c-common.c (record_locally_defined_typedef)
9faeb493
UB		 11276 (maybe_record_typedef_use)
11277 (maybe_warn_unused_local_typedefs): Define new functions.
3797cb21
DS		 11278 * c.opt: Declare new -Wunused-local-typedefs flag.
11279
693ddb1b
EB		 112802011-09-06 Eric Botcazou <ebotcazou@adacore.com>
11281
11282 PR middle-end/50266
11283 * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
11284 computations.
11285
830c740f
RG		 112862011-09-05 Richard Guenther <rguenther@suse.de>
11287
11288 * c-common.c (complete_array_type): Use ssize_int (-1) instead
11289 of integer_minus_one_node for empty array upper bounds.
11290
892a371f
DS		 112912011-08-28 Dodji Seketeli <dodji@redhat.com>
11292
11293 * c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
11294 it's the first time it's being called on this main TU.
11295
0e3fdb48
RB		 112962011-08-24 Richard Guenther <rguenther@suse.de>
11297
11298 PR c/49396
11299 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.
11300
113012011-08-22 Gabriel Charette <gchare@google.com>
e3dfef44
GC		 11302
11303 * c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
11304 defined in cpp_init_builtins and c_cpp_builtins.
11305
d4a83c10
JM		 113062011-08-19 Joseph Myers <joseph@codesourcery.com>
11307
11308 * c-common.c (c_common_reswords): Add __builtin_complex.
11309 * c-common.h (RID_BUILTIN_COMPLEX): New.
11310
bbceee64
JM		 113112011-08-18 Joseph Myers <joseph@codesourcery.com>
11312
11313 * c-common.c (c_common_reswords): Add _Noreturn.
11314 (keyword_is_function_specifier): Handle RID_NORETURN.
11315 * c-common.h (RID_NORETURN): New.
11316
3f8257db 113172011-08-10 Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
0e3a99ae
AS		 11318
11319 * c-common.c (unsafe_conversion_p): New function. Check if it is
11320 unsafe to convert an expression to the type.
11321 (conversion_warning): Adjust, use unsafe_conversion_p.
11322 * c-common.h (unsafe_conversion_p): New function declaration.
11323
20906c66
JJ		 113242011-08-02 Jakub Jelinek <jakub@redhat.com>
11325
11326 * c-common.h (c_finish_omp_atomic): Adjust prototype.
11327 (c_finish_omp_taskyield): New prototype.
11328 * c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
11329 arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
11330 OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC. If LHS1
11331 or RHS1 have side-effects, evaluate those too in the right spot,
11332 if it is a decl and LHS is also a decl, error out if they
11333 aren't the same.
11334 (c_finish_omp_taskyield): New function.
11335 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
11336 * c-pragma.c (omp_pragmas): Add taskyield.
11337 * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
11338 (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
11339 PRAGMA_OMP_CLAUSE_MERGEABLE.
11340
770e5a2e
DS		 113412011-07-25 Dodji Seketeli <dodji@redhat.com>
11342
11343 * c-common.h (set_underlying_type): Remove parm name from
11344 declaration.
11345
1baae426
RG		 113462011-07-25 Romain Geissler <romain.geissler@gmail.com>
11347
11348 * c-pretty-print.h: Search c-common.h in c-family.
9faeb493 11349
fcb21722
JM		 113502011-07-22 Jason Merrill <jason@redhat.com>
11351
76f86d00
JM		 11352 PR c++/49793
11353 * c.opt (Wnarrowing): New.
11354
3a636414
JM		 11355 PR c++/30112
11356 * c-common.h: Declare c_linkage_bindings.
11357 * c-pragma.c (handle_pragma_redefine_extname): Use it.
11358
fcb21722
JM		 11359 PR c++/49813
11360 * c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
11361 * c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
11362 as flag_isoc99 for 'restrict'.
11363 (pp_c_specifier_qualifier_list): Likewise for _Complex.
11364
02614448
ILT		 113652011-07-21 Ian Lance Taylor <iant@google.com>
11366
11367 PR middle-end/49705
11368 * c-common.c (c_disable_warnings): New static function.
11369 (c_enable_warnings): New static function.
11370 (c_fully_fold_internal): Change local unused_p to bool. Call
11371 c_disable_warnings and c_enable_warnings rather than change
11372 c_inhibit_evaluation_warnings.
11373
34429675
JM		 113742011-07-20 Jason Merrill <jason@redhat.com>
11375
11376 PR c++/6709 (DR 743)
11377 PR c++/42603 (DR 950)
11378 * c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
11379 (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
11380 (CPP_DECLTYPE): New.
11381 * c-common.c (c_parse_error): Handle CPP_DECLTYPE.
11382
5d49b6a7
RG		 113832011-07-19 Richard Guenther <rguenther@suse.de>
11384
11385 * c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
11386 * c-omp.c (c_finish_omp_for): Likewise.
11387
e84a58ff
EB		 113882011-07-12 Eric Botcazou <ebotcazou@adacore.com>
11389
11390 * c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
11391 body on the next line.
11392
329af3c7
JM		 113932011-07-08 Jason Merrill <jason@redhat.com>
11394
4063e61b
JM		 11395 PR c++/45437
11396 * c-omp.c (check_omp_for_incr_expr): Handle preevaluation.
11397
329af3c7
JM		 11398 PR c++/49673
11399 * c-common.c (c_apply_type_quals_to_decl): Don't check
11400 TYPE_NEEDS_CONSTRUCTING.
11401
1a072294
RG		 114022011-07-06 Richard Guenther <rguenther@suse.de>
11403
11404 * c-common.c (c_common_nodes_and_builtins):
11405 Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
11406
fce5dddd
RG		 114072011-07-05 Richard Guenther <rguenther@suse.de>
11408
11409 * c-common.c (c_common_nodes_and_builtins): Build all common
11410 tree nodes first.
11411
45d439ac
JJ		 114122011-06-27 Jakub Jelinek <jakub@redhat.com>
11413
56300785
JJ		 11414 * c-common.h (c_tree_chain_next): New static inline function.
11415
45d439ac
JJ		 11416 * c-common.c (check_builtin_function_arguments): Handle
11417 BUILT_IN_ASSUME_ALIGNED.
11418
e0a8ecf2
AM		 114192011-06-21 Andrew MacLeod <amacleod@redhat.com>
11420
11421 * c-common.c: Add sync_ or SYNC__ to builtin names.
11422 * c-omp.c: Add sync_ or SYNC__ to builtin names.
dfb43cd5
PV		 11423
114242011-06-20 Pierre Vittet <piervit@pvittet.com>
11425
11426 * c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
11427 handler.
11428 (gen_pragma_handler): New union.
11429 (internal_pragma_handler): New type.
11430 (c_register_pragma_with_data)
11431 (c_register_pragma_with_expansion_and_data): New functions.
11432
11433 * c-pragma.c (registered_pragmas, c_register_pragma_1)
11434 (c_register_pragma, c_register_pragma_with_expansion)
11435 (c_invoke_pragma_handler): Changed to work with
11436 internal_pragma_handler.
11437 (c_register_pragma_with_data)
11438 (c_register_pragma_with_expansion_and_data): New functions.
11439
677f3fa8
JM		 114402011-06-14 Joseph Myers <joseph@codesourcery.com>
11441
11442 * c-common.c: Include common/common-target.h.
11443 (handle_section_attribute): Use
11444 targetm_common.have_named_sections.
11445 * c-cppbuiltin.c: Include common/common-target.h.
11446 (c_cpp_builtins): Use targetm_common.except_unwind_info.
11447
d7fc8c14
RG		 114482011-06-10 Richard Guenther <rguenther@suse.de>
11449
11450 * c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
11451 to print a IDENTIFIER_NODE.
11452
10e48e39
RO		 114532011-06-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11454 Joseph Myers <joseph@codesourcery.com>
11455
11456 * c.opt (fbuilding-libgcc): New option.
11457 * c-cppbuiltin.c (c_cpp_builtins): Define
11458 __LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.
11459
6976ae51
JM		 114602011-06-07 Jason Merrill <jason@redhat.com>
11461
3ff60975
JM		 11462 * c-common.c (max_tinst_depth): Lower default to 900.
11463
6976ae51
JM		 11464 * c-format.c (gcc_cxxdiag_char_table): Add 'S' format.
11465
009db074
RG		 114662011-06-07 Richard Guenther <rguenther@suse.de>
11467
11468 * c-common.c (c_common_nodes_and_builtins): Do not set
11469 size_type_node or call set_sizetype.
11470
b4592b92
DS		 114712011-06-07 Dodji Seketeli <dodji@redhat.com>
11472
11473 PR debug/49130
11474 * c-pretty-print.c (pp_c_integer_constant): Consider the canonical
9faeb493 11475 type when using pointer comparison to compare types.
b4592b92 11476
014ab419
JW		 114772011-06-02 Jonathan Wakely <jwakely.gcc@gmail.com>
11478
11479 * c.opt: Add -Wdelete-non-virtual-dtor.
11480 * c-opts.c (c_common_handle_option): Include it in -Wall.
11481
4f60111f
NF		 114822011-05-30 Nathan Froyd <froydnj@gcc.gnu.org>
11483
11484 PR bootstrap/49190
11485
11486 Revert:
11487 2011-05-26 Nathan Froyd <froydnj@codesourcery.com>
11488
11489 * c-common.h (struct c_common_identifier): Inherit from tree_typed,
11490 not tree_common.
11491
4cc4f2f4
JJ		 114922011-05-27 Jakub Jelinek <jakub@redhat.com>
11493
11494 PR c++/49165
11495 * c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
11496 C++ don't call c_common_truthvalue_conversion on void type arms.
11497
38e01f9e
NF		 114982011-05-27 Nathan Froyd <froydnj@codesourcery.com>
11499
11500 * c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
11501 (stmt_list_stack): Define.
11502 (cur_stmt_list): Adjust for new type of x_cur_stmt_list.
11503 * c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.
11504
92e948a8
NF		 115052011-05-26 Nathan Froyd <froydnj@codesourcery.com>
11506
11507 * c-common.c (warning_candidate_p): Check for BLOCKs.
11508
a2fc3e63
NF		 115092011-05-26 Nathan Froyd <froydnj@codesourcery.com>
11510
11511 * c-common.h (struct c_common_identifier): Inherit from tree_typed,
11512 not tree_common.
11513
0957c029
JJ		 115142011-05-25 Jakub Jelinek <jakub@redhat.com>
11515
11516 * c-common.c (def_fn_type): Remove extra va_end.
11517
828fb3ba
JM		 115182011-05-23 Jason Merrill <jason@redhat.com>
11519
11520 PR c++/48106
11521 * c-common.c (c_common_get_narrower): New.
11522 (shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.
11523
dde05067
NF		 115242011-05-23 Nathan Froyd <froydnj@codesourcery.com>
11525
11526 * c-common.h (check_function_arguments): Tweak prototype of
11527 check_function_arguments.
11528 * c-common.c (check_function_arguments): Likewise. Adjust
11529 calls to check_function_nonnull, check_function_format, and
11530 check_function_sentinel.
11531 (check_function_sentinel): Take a FUNCTION_TYPE rather than
11532 separate attributes and typelist arguments. Use
11533 FOREACH_FUNCTION_ARGS to iterate over argument types.
11534
3c0d13bf
PC		 115352011-05-15 Paolo Carlini <paolo.carlini@oracle.com>
11536
11537 * c-common.c (c_common_reswords): Reorder.
11538 * c-common.h (rid): Likewise.
11539
8242dd04
NF		 115402011-05-10 Nathan Froyd <froydnj@codesourcery.com>
11541
11542 * c-common.c (def_fn_type): Don't call build_function_type, call
11543 build_function_type_array or build_varargs_function_type_array
11544 instead.
11545 (c_common_nodes_and_builtins): Likewise.
11546
3d528853
NF		 115472011-05-05 Nathan Froyd <froydnj@codesourcery.com>
11548
11549 * c-common.c (c_add_case_label): Omit the loc argument to
11550 build_case_label.
11551 * c-common.h (build_case_label): Remove.
11552 * c-semantics.c (build_case_label): Remove.
11553
a04a722b
JM		 115542011-05-05 Joseph Myers <joseph@codesourcery.com>
11555
11556 * c-objc.h (objc_start_method_definition): Update prototype.
11557 * stub-objc.c (objc_start_method_definition): Add extra parameter.
11558
e19a18d4
NF		 115592011-05-04 Nathan Froyd <froydnj@codesourcery.com>
11560
11561 * c-common.c (check_main_parameter_types): Reindent. Don't use
11562 TYPE_ARG_TYPES directly.
11563 (handle_nonnull_attribute): Likewise.
11564 (sync_resolve_params): Likewise.
11565 * c-format.c (handle_format_arg_attribute): Likewise. Adjust call
11566 to check_format_string.
11567 (handle_format_attribute): Likewise.
11568 (check_format_string): Take a function type to examine instead of
11569 a type list. Use a function_arg_iterator to step through argument
11570 types.
11571
c62c040f
RG		 115722011-05-04 Richard Guenther <rguenther@suse.de>
11573
11574 * c-common.c (fix_string_type): Use size_int for index type bounds.
11575 (start_fname_decls): Do not pass NULL to build_int_cst.
11576 (c_init_attributes): Likewise.
11577 * c-lex.c (c_lex_with_flags): Likewise.
11578
c12ff9d8
JM		 115792011-04-27 Jason Merrill <jason@redhat.com>
11580
11581 * c-common.c (make_tree_vector_from_list): New.
11582 * c-common.h: Declare it.
11583
304dfbe3
RG		 115842011-04-26 Richard Guenther <rguenther@suse.de>
11585
11586 PR preprocessor/48248
11587 * c-ppoutput.c (maybe_print_line): Always optimize newlines
11588 for output size with -P.
11589
3c0d13bf
PC		 115902011-04-25 Paolo Carlini <paolo.carlini@oracle.com>
11591
11592 * c-common.c (struct c_common_resword): Add __underlying_type.
11593 * c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
11594
04695783
JM		 115952011-04-20 Jim Meyering <meyering@redhat.com>
11596
11597 * c-format.c (init_dollar_format_checking): Remove useless
11598 if-before-free.
11599
0dc33c3c
NP		 116002011-04-15 Nicola Pero <nicola.pero@meta-innovation.com>
11601
11602 * c-objc.h (objc_get_interface_ivars): Removed.
3c0d13bf 11603 (objc_detect_field_duplicates): New.
0dc33c3c 11604 * stub-objc.c: Likewise.
3c0d13bf 11605
c59633d9
NP		 116062011-04-14 Nicola Pero <nicola.pero@meta-innovation.com>
11607
11608 * stub-objc.c (objc_declare_protocols): Renamed to
11609 objc_declare_protocol.
11610 * c-objc.h: Likewise.
3c0d13bf 11611
32dabdaf
NP		 116122011-04-14 Nicola Pero <nicola.pero@meta-innovation.com>
11613
11614 * stub-objc.c (objc_declare_class): Updated argument name.
11615
81f653d6
NF		 116162011-04-12 Nathan Froyd <froydnj@codesourcery.com>
11617
11618 * c-common.h (c_common_init_ts): Declare.
11619 * c-common.c (c_common_init_ts): Define.
11620
eb345401
NP		 116212011-04-12 Nicola Pero <nicola.pero@meta-innovation.com>
11622
11623 * c-objc.h (objc_build_message_expr): Updated prototype.
11624 * stub-objc.c (objc_build_message_expr): Likewise.
9faeb493 11625
a358e188
MJ		 116262011-04-12 Martin Jambor <mjambor@suse.cz>
11627
11628 * c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
11629 of cgraph_node.
11630
e6313a78
RG		 116312011-04-11 Richard Guenther <rguenther@suse.de>
11632
11633 * c-common.c (complete_array_type): Build a range type of
11634 proper type.
11635
dcf0c47e
NF		 116362011-04-08 Nathan Froyd <froydnj@codesourcery.com>
11637
11638 * c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
11639 (handle_type_generic_attribute): Likewise.
11640
1ee44b26
JM		 116412011-04-07 Jason Merrill <jason@redhat.com>
11642
11643 PR c++/48450
11644 * c-common.c (c_common_truthvalue_conversion): Don't ignore
11645 conversion from C++0x scoped enum.
11646
acce4e77
JM		 116472011-04-06 Joseph Myers <joseph@codesourcery.com>
11648
11649 * c-target-def.h: New file.
11650 * c-target.def: New file.
11651 * c-target.h: New file.
11652 * c-common.c (targetcm): Don't define here.
11653 * c-common.h (default_handle_c_option): Declare.
11654 * c-format.c: Include c-target.h instead of target.h.
11655 * c-opts.c: Include c-target.h instead of target.h. Explicitly
11656 include tm.h.
11657 (default_handle_c_option): Move from targhooks.c.
11658
e2eefb55
JJ		 116592011-03-29 Jakub Jelinek <jakub@redhat.com>
11660
11661 PR preprocessor/48248
11662 * c-ppoutput.c (print): Add src_file field.
11663 (init_pp_output): Initialize it.
11664 (maybe_print_line): Don't optimize by adding up to 8 newlines
11665 if map->to_file and print.src_file are different file.
11666 (print_line): Update print.src_file.
11667
ba78087b
KT		 116682011-03-25 Kai Tietz <ktietz@redhat.com>
11669
11670 * c-ada-spec.c (compare_comment): Use filename_cmp
11671 instead of strcmp for filename.
11672
0edf1bb2
JL		 116732011-03-25 Jeff Law <law@redhat.com>
11674
adfac8df 11675 * c-common.c (def_fn_type): Add missing va_end.
0edf1bb2 11676
c7dc8804
JM		 116772011-03-25 Jason Merrill <jason@redhat.com>
11678
11679 * c.opt: Add -std=c++03.
11680
d1d879b1
EB		 116812011-03-22 Eric Botcazou <ebotcazou@adacore.com>
11682
11683 * c-ada-spec.c (dump_ada_template): Skip non-class instances.
11684
3f8257db 116852011-03-17 Kai Tietz <ktietz@redhat.com>
62d784f7
KT		 11686
11687 PR target/12171
5050afdf
KT		 11688 * c-pretty-print.c (pp_c_specifier_qualifier_list):
11689 Display allowed attributes for function pointer types.
11690 (pp_c_attributes_display): New function to display
11691 attributes having affects_type_identity flag set to true.
11692 * c-pretty-print.h (pp_c_attributes_display): New prototype.
11693
62d784f7
KT		 11694 * c-common.c (c_common_attribute_table):
11695 Add new element.
11696 (c_common_format_attribute_table): Likewise.
11697
82d37118
JM		 116982011-03-18 Jason Merrill <jason@redhat.com>
11699
49a000c3
JM		 11700 * c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
11701 * c-common.h: Don't declare it here.
11702 * c-common.c: Or define it here.
11703 * c-opts.c (c_common_handle_option): Or set it here.
11704
82d37118
JM		 11705 PR c++/35315
11706 * c-common.c (handle_transparent_union_attribute): Don't
11707 make a duplicate type in C++.
11708
17bc631c
JM		 117092011-03-15 Jason Merrill <jason@redhat.com>
11710
11711 * c-common.c (max_constexpr_depth): New.
11712 * c-common.h: Declare it.
11713 * c-opts.c (c_common_handle_option): Set it.
11714 * c.opt (fconstexpr-depth): New option.
11715
1b9b91a6
JM		 117162011-03-11 Jason Merrill <jason@redhat.com>
11717
f231b5ff
JM		 11718 * c-common.c (attribute_takes_identifier_p): Add missing const.
11719
1b9b91a6
JM		 11720 PR c++/46803
11721 * c-common.c (attribute_takes_identifier_p): Assume that an
11722 unknown attribute takes an identifier.
11723
a19e4d44
NF		 117242011-03-07 Nathan Froyd <froydnj@codesourcery.com>
11725
11726 PR c/47786
11727 * c-common.c (c_type_hash): Call list_length instead of iterating
11728 through DECL_CHAIN. Rename 'i' to 'n_elements'.
11729
982d62f6
JJ		 117302011-02-19 Jakub Jelinek <jakub@redhat.com>
11731
11732 PR c/47809
11733 * c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.
11734
0a256240
NP		 117352011-02-17 Iain Sandoe <iains@gcc.gnu.org>
11736
11737 * c.opt (fobjc-abi-version=) New.
11738 (fobjc-nilcheck): New.
11739
ba9e6dd5
NF		 117402011-02-03 Nathan Froyd <froydnj@codesourcery.com>
11741
11742 PR c++/46890
11743 * c-common.h (keyword_is_decl_specifier): Declare.
11744 * c-common.c (keyword_is_decl_specifier): Define.
11745 (keyword_is_function_specifier): New function.
11746
7273813a
JJ		 117472011-01-26 Jakub Jelinek <jakub@redhat.com>
11748
11749 PR c/47473
11750 * c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
11751 EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
11752 REAL_TYPE.
11753
908ef79b
AC		 117542011-01-26 Arnaud Charlet <charlet@adacore.com>
11755
11756 * c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.
11757
237e9384
JJ		 117582011-01-26 Jakub Jelinek <jakub@redhat.com>
11759
11760 PR pch/47430
11761 * c-opts.c (c_common_post_options): Call c_common_no_more_pch
11762 after init_c_lex if pch_file is set.
11763
47ea1edf
DK		 117642011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
11765
d4dba752 11766 PR c++/43601
47ea1edf
DK		 11767 * c.opt (-fkeep-inline-dllexport): New switch.
11768
2aa9c6ae
RG		 117692011-01-12 Richard Guenther <rguenther@suse.de>
11770
11771 PR middle-end/32511
11772 * c-common.c (handle_weak_attribute): Warn instead of error
11773 on declaring an inline function weak.
11774
7bd11157
TT		 117752011-01-05 Tom Tromey <tromey@redhat.com>
11776
11777 * c-common.h (lvalue_error): Update.
11778 * c-common.c (lvalue_error): Add 'loc' argument. Call error_at,
11779 not error.
11780
0e66e494 117812010-12-29 Nicola Pero <nicola.pero@meta-innovation.com>
9faeb493 11782
b4f588c4
NP		 11783 PR objc/47075
11784 * c-objc.h (objc_finish_message_expr): Added argument to
11785 prototype.
11786
f4da8dce
NF		 117872010-12-22 Nathan Froyd <froydnj@codesourcery.com>
11788
11789 * c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
11790 Use prototype_p.
11791
46270f14
NP		 117922010-12-18 Nicola Pero <nicola.pero@meta-innovation.com>
11793
11794 * c-objc.h (objc_maybe_warn_exceptions): New.
9faeb493 11795 * stub-objc.c (objc_maybe_warn_exceptions): New.
46270f14 11796
4816c593
NF		 117972010-12-10 Nathan Froyd <froydnj@codesourcery.com>
11798
11799 * c-common.h (readonly_error): Declare.
11800 * c-common.c (readonly_error): Define.
11801
7a6daeb0
NF		 118022010-12-09 Nathan Froyd <froydnj@codesourcery.com>
11803
11804 * c-common.h (invalid_indirection_error): Declare.
11805 * c-common.c (invalid_indirection_error): Define.
11806
892f6119
RG		 118072010-12-03 Richard Guenther <rguenther@suse.de>
11808
11809 PR c/46745
11810 * c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
11811 (pp_c_unary_expression): Likewise.
11812 (pp_c_expression): Likewise.
11813
6c39e757
NP		 118142010-11-30 Nicola Pero <nicola.pero@meta-innovation.com>
11815
11816 * c-common.h (objc_finish_function): New.
11817 (objc_non_volatilized_type): Removed.
11818 (objc_type_quals_match): Removed.
11819 * stub-objc.c (objc_finish_function): New.
11820 (objc_non_volatilized_type): Removed.
11821 (objc_type_quals_match): Removed.
9faeb493 11822
7c475d11
JM		 118232010-11-30 Joseph Myers <joseph@codesourcery.com>
11824
11825 * c-common.h (parse_optimize_options): Declare.
11826 * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
11827 c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.
11828
71f3e391
JM		 118292010-11-29 Joseph Myers <joseph@codesourcery.com>
11830
11831 * c-opts.c (check_deps_environment_vars): Use getenv instead of
11832 GET_ENVIRONMENT.
11833 * c-pch.c (O_BINARY): Don't define here.
11834 * c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.
11835
d5fabb58
JM		 118362010-11-25 Joseph Myers <joseph@codesourcery.com>
11837
11838 * c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
11839 targetm.except_unwind_info.
11840
299404a1
JM		 118412010-11-23 Joseph Myers <joseph@codesourcery.com>
11842
11843 * c-opts.c (c_common_handle_option): Pass location to
11844 set_struct_debug_option.
11845
c98cd5bf
JM		 118462010-11-23 Joseph Myers <joseph@codesourcery.com>
11847
11848 * c-common.c (visibility_options): Move from ../opts.c.
11849 * c-common.h (struct visibility_flags, visibility_options):
11850 Declare here.
11851 * c-opts.c (finish_options): Rename to c_finish_options.
11852 (c_common_init): Update call to finish_options.
11853
a9546771
NP		 118542010-11-22 Nicola Pero <nicola.pero@meta-innovation.com>
11855
11856 PR objc/34033
11857 * c-lex.c (lex_string): Check that each string in an Objective-C
11858 string concat sequence starts with either one or zero '@', and
11859 that there are no spurious '@' signs at the end.
11860
24a57808
JM		 118612010-11-20 Joseph Myers <joseph@codesourcery.com>
11862
11863 * c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
11864 HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
11865 HANDLE_PRAGMA_VISIBILITY.
11866 * c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
11867 HANDLE_PRAGMA_VISIBILITY): Don't define.
11868 (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.
11869
a9aa2c3a
NF		 118702010-11-20 Nathan Froyd <froydnj@codesourcery.com>
11871
11872 PR c++/16189
11873 PR c++/36888
11874 PR c++/45331
11875 * c-common.h (keyword_begins_type_specifier): Declare.
11876 (keyword_is_storage_class_specifier): Declare.
11877 (keyword_is_type_qualifier): Declare.
11878 * c-common.c (keyword_begins_type_specifier): New function.
11879 (keyword_is_storage_class_specifier): New function.
11880 (keyword_is_type_qualifier): Declare.
11881
5386338c
JM		 118822010-11-19 Joseph Myers <joseph@codesourcery.com>
11883
11884 PR c/46547
11885 * c-common.c (in_late_binary_op): Define.
11886 (c_common_truthvalue_conversion): Check in_late_binary_op before
11887 calling c_save_expr.
11888 * c-common.h (in_late_binary_op): Declare.
11889
69ccdddb
JM		 118902010-11-19 Joseph Myers <joseph@codesourcery.com>
11891
11892 * c-opts.c (c_common_handle_option): Update calls to
11893 set_struct_debug_option.
11894
6b192a09
NP		 118952010-11-19 Nicola Pero <nicola.pero@meta-innovation.com>
11896
11897 * c-common.h (objc_declare_protocols): Added additional argument.
11898 * stub-objc.c (objc_declare_protocol): Same change.
9faeb493 11899
fb52b50a
NF		 119002010-11-18 Nathan Froyd <froydnj@codesourcery.com>
11901
11902 PR c/33193
11903 * c-common.h (build_real_imag_expr): Declare.
11904 * c-semantics.c (build_real_imag_expr): Define.
11905
b37421c6
JM		 119062010-11-17 Joseph Myers <joseph@codesourcery.com>
11907
11908 * c-opts.c (c_common_parse_file): Take no arguments.
11909 * c-common.h (c_common_parse_file): Update prototype.
11910
07078664
JJ		 119112010-11-16 Jakub Jelinek <jakub@redhat.com>
11912
11913 PR c++/46401
11914 * c-common.c (warning_candidate_p): Don't track non-const calls
11915 or STRING_CSTs.
11916
c6a13190
ILT		 119172010-11-15 Ian Lance Taylor <iant@google.com>
11918
11919 * c-lex.c (init_c_lex): Set macro debug callbacks if
11920 flag_dump_go_spec is set.
11921
925e8657
NP		 119222010-11-15 Nicola Pero <nicola.pero@meta-innovation.com>
11923
11924 * c-common.h (objc_build_incr_expr_for_property_ref): New.
11925 * stub-objc.c (objc_build_incr_expr_for_property_ref): New.
11926
bb0a9581
NF		 119272010-11-15 Nathan Froyd <froydnj@codesourcery.com>
11928
11929 PR preprocessor/45038
11930 * c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
11931 dialects.
11932
c5fa0890
JM		 119332010-11-12 Joseph Myers <joseph@codesourcery.com>
11934
11935 * c-common.h (c_family_lang_mask): Declare.
11936 * c-opts.c (c_family_lang_mask): Make extern.
11937 * c-pragma.c (handle_pragma_diagnostic): Use
11938 control_warning_option.
11939
a4d8c676
JM		 119402010-11-12 Joseph Myers <joseph@codesourcery.com>
11941
11942 * c-common.c (parse_optimize_options): Update call to
11943 decode_options.
11944 * c-common.h (c_common_handle_option): Update prototype.
11945 * c-opts.c (c_common_handle_option): Take location_t parameter and
11946 pass it to other functions.
11947
f954bd2c
JM		 119482010-11-11 Joseph Myers <joseph@codesourcery.com>
11949
11950 * c-opts.c (warning_as_error_callback): Remove.
11951 (c_common_initialize_diagnostics): Don't call
11952 register_warning_as_error_callback.
11953 (c_common_handle_option): Handle -Werror=normalized= here.
11954
d8a07487
JM		 119552010-11-10 Joseph Myers <joseph@codesourcery.com>
11956
11957 * c-common.c (handle_mode_attribute): Use %' and word "signedness"
11958 in diagnostic.
11959 * c-opts.c (c_common_parse_file): Start diagnostics with lowercase
11960 letter.
11961 * c-pragma.c (handle_pragma_target, handle_pragma_optimize):
11962 Remove trailing '.' from diagnostics.
11963 * c.opt (Wwrite-strings_: Avoid '`' in help text.
11964
d5478783
JM		 119652010-11-10 Joseph Myers <joseph@codesourcery.com>
11966
11967 * c-common.c (parse_optimize_options): Pass global_dc to
11968 decode_options.
11969 * c-opts.c (c_common_handle_option): Pass &global_options to
11970 set_Wstrict_aliasing.
11971 * c.opt (v): Don't mark Common or document here.
11972
91ebb981
IS		 119732010-11-06 Iain Sandoe <iains@gcc.gnu.org>
11974
11975 PR target/44981
11976 * c-format.c (format_type): New type gcc_objc_string_format_type.
11977 (valid_stringptr_type_p): New.
11978 (handle_format_arg_attribute): Use valid_stringptr_type_p ().
9faeb493 11979 (check_format_string): Pass expected type, use
91ebb981
IS		 11980 valid_stringptr_type_p (), check that the format string types are
11981 consistent with the format specification.
11982 (decode_format_attr): Warn if NSString is used outside objective-c.
11983 (format_types_orig): Add NSString.
11984 (format_name): New.
11985 (format_flags): New.
11986 (check_format_arg): Handle format strings requiring an external parser.
11987 first_target_format_type: New variable.
11988 (handle_format_attribute): Set up first_target_format_type, pass the
11989 expected format arg string type to check_format_string().
ab20d992 11990 * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL): New flag.
91ebb981
IS		 11991 * stub-objc.c (objc_string_ref_type_p): New.
11992 (objc_check_format_arg): New.
11993
bede2adc
NP		 119942010-11-04 Nicola Pero <nicola.pero@meta-innovation.com>
11995
9faeb493 11996 Fixed using the Objective-C 2.0 dot-syntax with class names.
bede2adc
NP		 11997 * c-common.h (objc_build_class_component_ref): New.
11998 * stub-objc.c (objc_build_class_component_ref): New.
11999
9a179d01
NP		 120002010-11-03 Nicola Pero <nicola.pero@meta-innovation.com>
12001
12002 * c.opt (Wproperty-assign-default): New option.
12003
22d8d616
NP		 120042010-11-03 Nicola Pero <nicola.pero@meta-innovation.com>
12005
12006 Implemented -fobjc-std=objc1 flag.
12007 * c.opt (fobjc-std=objc1): New option.
12008
2debdb4f
NP		 120092010-11-01 Nicola Pero <nicola.pero@meta-innovation.com>
12010
12011 Implemented format and noreturn attributes for Objective-C methods.
12012 * c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
12013 attribute for Objective-C methods.
12014
ec52b111
JM		 120152010-10-31 Jason Merrill <jason@redhat.com>
12016
12017 * c-common.c (conversion_warning, warn_for_collisions_1): Use
12018 EXPR_LOC_OR_HERE.
12019
46a88c12
NP		 120202010-10-30 Nicola Pero <nicola.pero@meta-innovation.com>
12021
12022 Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
12023 * c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
12024 (objc_add_property_declaration): Removed arguments for copies and
12025 ivar.
12026 (objc_build_getter_call): Renamed to
12027 objc_maybe_build_component_ref.
12028 (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
12029 (objc_is_property_ref): New.
12030 * c-common.c (c_common_reswords): Removed copies and ivar.
12031 * stub-objc.c (objc_add_property_declaration): Removed arguments
12032 for copies and ivar.
12033 (objc_build_getter_call): Renamed to
12034 objc_maybe_build_component_ref.
12035 (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
12036 (objc_is_property_ref): New.
9faeb493 12037
1e4bf85b
AC		 120382010-10-29 Arnaud Charlet <charlet@adacore.com>
12039 Matthew Gingell <gingell@adacore.com>
12040
12041 * c-ada-spec.c (separate_class_package): New function.
12042 (pp_ada_tree_identifier): Prefix references to C++ classes with the
12043 name of their enclosing package.
12044 (print_ada_declaration): Use separate_class_package.
12045
81f0bab2
JM		 120462010-10-27 Jason Merrill <jason@redhat.com>
12047
2b08f2c5
JM		 12048 * c-common.c (c_common_reswords): Add __is_literal_type.
12049 * c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.
12050
81f0bab2
JM		 12051 * c-common.c (check_case_value): Remove special C++ code.
12052
200290f2
NP		 120532010-10-27 Nicola Pero <nicola.pero@meta-innovation.com>
12054
12055 * c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
12056 RID_RETAIN, RID_COPY and RID_NONATOMIC. Updated RID_FIRST_PATTR
12057 and RID_LAST_PATTR.
12058 (objc_add_property_declaration): Added additional arguments.
12059 (objc_property_attribute_kind): Removed.
12060 (objc_set_property_attr): Removed.
12061 * c-common.c (c_common_reswords): Added readwrite, assign, retain,
12062 copy and nonatomic.
12063 * stub-objc.c (objc_add_property_declaration): Added additional
12064 arguments.
12065 (objc_set_property_attr): Removed.
9faeb493 12066
f614132b
NP		 120672010-10-27 Nicola Pero <nicola.pero@meta-innovation.com>
12068
12069 * c-common.h (objc_add_property_variable): Renamed to
12070 objc_add_property_declaration. Added location argument.
12071 * stub-objc.c (objc_add_property_variable): Same change.
b1726d6c 12072
b8a18805
NP		 120732010-10-23 Nicola Pero <nicola.pero@meta-innovation.com>
12074
12075 * c-common.h (objc_maybe_printable_name): New.
12076 * stub-objc.c (objc_maybe_printable_name): New.
12077
3f8257db
JJ		 120782010-10-22 Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
12079 Andrew Pinski <pinskia@gmail.com>
30cd1c5d
AS		 12080
12081 * c-common.h (c_common_mark_addressable_vec): Declare.
12082 * c-common.c (c_common_mark_addressable_vec): New function.
12083
249a82c4
NP		 120842010-10-20 Nicola Pero <nicola.pero@meta-innovation.com>
12085
12086 * c-common.h (objc_set_method_type): Removed.
12087 (objc_add_method_declaration): Added boolean argument.
12088 (objc_start_method_definition): Same change.
12089 (objc_build_method_signature): Same change.
12090 * stub-objc.c (objc_set_method_type): Removed.
12091 (objc_add_method_declaration): Added boolean argument.
12092 (objc_start_method_definition): Same change.
12093 (objc_build_method_signature): Same change.
12094
977e30bc
NP		 120952010-10-20 Nicola Pero <nicola.pero@meta-innovation.com>
12096
12097 * c-common.h (finish_file): Removed.
12098 (objc_write_global_declarations): New.
12099 * c-opts.c (c_common_parse_file): Do not call finish_file.
12100 * stub-objc.c (objc_write_global_declarations): New.
9faeb493 12101
da57d1b9
NP		 121022010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
12103
12104 Implemented parsing @synthesize and @dynamic for
12105 Objective-C/Objective-C++.
12106 * c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
12107 (objc_add_synthesize_declaration): New.
12108 (objc_add_dynamic_declaration): New.
12109 * c-common.c (c_common_reswords): Add synthesize and dynamic.
12110 * stub-objc.c (objc_add_synthesize_declaration): New.
12111 (objc_add_dynamic_declaration): New.
9faeb493 12112
0069111f
MM		 121132010-10-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12114
12115 PR target/46041
12116 * c-cppbuiltin.c (mode_has_fma): Move function here from
12117 builtins.c. Don't use the fma optab, instead just use the
12118 HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
12119 using -save-temps.
12120
e426b47b
NP		 121212010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
12122
12123 Merge from 'apple/trunk' branch on FSF servers.
0069111f 12124
3f8257db 12125 2005-11-08 Fariborz Jahanian <fjahanian@apple.com>
e426b47b 12126
9faeb493 12127 Radar 4330422
e426b47b
NP		 12128 * c-common.h (objc_non_volatilized_type): New declaration
12129 * stub-objc.c (objc_non_volatilized_type): New stub.
12130
90fbfdc3
NP		 121312010-10-17 Nicola Pero <nicola.pero@meta-innovation.com>
12132
e426b47b 12133 Merge from 'apple/trunk' branch on FSF servers.
90fbfdc3 12134
ab20d992 12135 2006-03-27 Fariborz Jahanian <fjahanian@apple.com>
90fbfdc3 12136
9faeb493 12137 Radar 4133425
90fbfdc3 12138 * c-common.h (objc_diagnose_private_ivar): New decl.
0069111f 12139 * stub-objc.c (objc_diagnose_private_ivar): New stub.
90fbfdc3 12140
c37d8c30
IS		 121412010-10-17 Iain Sandoe <iains@gcc.gnu.org>
12142
12143 * c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
12144 * c-common.h (enum rid): Add RID_AT_PACKAGE.
12145 (objc_ivar_visibility_kind): New enum.
12146 (objc_set_visibility): Adjust prototype to use visibility enum.
0069111f 12147 * stub-objc.c (objc_set_visibility): Adjust stub to use
c37d8c30
IS		 12148 visibility enum.
12149
1b1562a5
MM		 121502010-10-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12151
12152 * c-cppbuiltin.c (builtin_define_float_constants): Emit
12153 __FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
12154 has the appropriate fma builtins.
12155 (c_cpp_builtins): Adjust call to builtin_define_float_constants.
12156
668ea4b1
IS		 121572010-10-14 Iain Sandoe <iains@gcc.gnu.org>
12158
1b1562a5 12159 merge from FSF apple 'trunk' branch.
3f8257db 12160 2006 Fariborz Jahanian <fjahanian@apple.com>
1b1562a5 12161
668ea4b1
IS		 12162 Radars 4436866, 4505126, 4506903, 4517826
12163 * c-common.c (c_common_resword): Define @property and its attributes.
12164 * c-common.h: Define property attribute enum entries.
12165 (OBJC_IS_PATTR_KEYWORD): New.
12166 (objc_property_attribute_kind): New enum.
12167 Declare objc_set_property_attr (), objc_add_property_variable (),
12168 objc_build_getter_call () and objc_build_setter_call ().
12169 * stub-objc.c (objc_set_property_attr): New stub.
12170 (objc_add_property_variable): Likewise.
12171 (objc_build_getter_call): Likewise.
12172 (objc_build_setter_call) Likewise.
1b1562a5 12173
a1178b30
IS		 121742010-10-13 Iain Sandoe <iains@gcc.gnu.org>
12175
1b1562a5 12176 merge from FSF apple 'trunk' branch.
ab20d992 12177 2006-04-26 Fariborz Jahanian <fjahanian@apple.com>
a1178b30
IS		 12178
12179 Radar 3803157 (method attributes)
12180 * c-common.c (handle_deprecated_attribute): Recognize
12181 objc methods as valid declarations.
12182 * c-common.h: Declare objc_method_decl ().
1b1562a5 12183 * stub-objc.c (objc_method_decl): New stub.
a1178b30 12184
a75bfaa6
JM		 121852010-10-08 Joseph Myers <joseph@codesourcery.com>
12186
12187 * c-common.c (parse_optimize_options): Call
12188 decode_cmdline_options_to_array_default_mask before
12189 decode_options. Update arguments to decode_options.
12190 * c-common.h (c_common_init_options_struct): Declare.
12191 * c-opts.c (c_common_init_options_struct): New. Split out from
12192 c_common_init_options.
12193
f05b9d93
NP		 121942010-10-06 Nicola Pero <nicola.pero@meta-innovation.com>
12195
12196 Implemented fast enumeration for Objective-C.
12197 * c-common.h (objc_finish_foreach_loop): New.
12198 * stub-objc.c (objc_finish_foreach_loop): New.
12199
1ebe4b4f
JM		 122002010-10-05 Joseph Myers <joseph@codesourcery.com>
12201
12202 * c-common.h (struct diagnostic_context): Don't declare here.
12203 (c_common_initialize_diagnostics): Declare using
12204 diagnostic_context typedef.
12205 * c-opts.c (c_common_handle_option): Pass global_dc to
12206 handle_generated_option.
12207
d4d24ba4
JM		 122082010-10-04 Joseph Myers <joseph@codesourcery.com>
12209
12210 * c-opts.c (c_common_handle_option): Pass &global_options_set to
12211 handle_generated_option.
12212
478a1c5b
ILT		 122132010-10-03 Ian Lance Taylor <iant@google.com>
12214
12215 * c.opt (-fplan9-extensions): New option.
12216
82a1c2fe
FXC		 122172010-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12218
12219 * c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
12220 Remove.
12221 (c_cpp_builtins): Call functions from cppbuiltin.c instead
12222 of duplicating code.
12223
92902b1b
IS		 122242010-09-30 Iain Sandoe <iains@gcc.gnu.org>
12225
12226 * c-common.c: Add two new entries for @optional
12227 and @required keywords.
12228
12229 merge from FSF 'apple/trunk' branch.
3f8257db 12230 2006-01-30 Fariborz Jahanian <fjahanian@apple.com>
92902b1b
IS		 12231
12232 Radar 4386773
12233 * c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
12234 objective-c keywords.
12235 (objc_set_method_opt): New declaration.
12236 * stub-objc.c (objc_set_method_opt): New stub.
9faeb493 12237
46625112
JM		 122382010-09-30 Joseph Myers <joseph@codesourcery.com>
12239
12240 * c-common.c (handle_optimize_attribute): Pass &global_options to
12241 cl_optimization_save and cl_optimization_restore.
12242 * c-opts.c (c_common_handle_option): Pass &global_options to
12243 handle_generated_option.
12244 * c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
12245 (handle_pragma_pop_options, handle_pragma_reset_options): Pass
12246 &global_options to cl_optimization_restore.
12247
49b91f05
NP		 122482010-09-30 Nicola Pero <nicola.pero@meta-innovation.com>
12249
12250 * c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
12251 Objective-C/Objective-C++ keywords.
12252
13ed556f 122532010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
a6341d57 12254
9faeb493
UB		 12255 Merge from 'apple/trunk' branch on FSF servers.
12256
3f8257db 12257 2005-10-04 Fariborz Jahanian <fjahanian@apple.com>
a6341d57
NP		 12258
12259 Radar 4281748
12260 * c-common.h (objc_check_global_decl): New declaration.
12261 * stub-objc.c (objc_check_global_decl): New stub.
12262
f0036cca
JM		 122632010-09-29 Joseph Myers <joseph@codesourcery.com>
12264
12265 * c.opt: Don't use VarExists.
12266
e3339d0f
JM		 122672010-09-29 Joseph Myers <joseph@codesourcery.com>
12268
12269 * c-common.c (c_cpp_error): Update names of diagnostic_context
12270 members.
12271 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
12272 cl_optimization members.
12273 * c-opts.c (warning_as_error_callback, c_common_handle_option,
12274 sanitize_cpp_opts, finish_options): Update names of cpp_options
12275 members.
12276
1973201f
NP		 122772010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
12278
12279 * c-common.h (OBJC_IS_CXX_KEYWORD): New macro. Updated comments.
12280 (objc_is_reserved_word): Removed.
12281 * c-common.c: Updated comments.
12282 * c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
12283 objc_is_reserved_word.
12284 * stub-objc.c (objc_is_reserved_word): Removed.
12285
f7e71da5
IS		 122862010-09-28 Iain Sandoe <iains@gcc.gnu.org>
12287
9faeb493 12288 * c-common.h (objc_add_method_declaration): Adjust prototype to
f7e71da5
IS		 12289 include attributes.
12290 (objc_start_method_definition): Likewise.
12291 (objc_build_keyword_decl): Likewise.
12292 * stub-objc.c:(objc_add_method_declaration): Handle attributes.
12293 (objc_start_method_definition): Likewise.
12294 (objc_build_keyword_decl): Likewise.
12295
c165dca7
IS		 122962010-09-28 Iain Sandoe <iains@gcc.gnu.org>
12297
12298 * c-common.h (objc_start_class_interface): Adjust prototype.
12299 (objc_start_category_interface): Likewise.
12300 (objc_start_protocol): Likewise.
12301 * stub-objc.c (objc_start_protocol): Adjust for extra argument.
12302 (objc_start_class_interface): Likewise.
12303 (objc_start_category_interface): Likewise.
12304
7458026b
ILT		 123052010-09-27 Ian Lance Taylor <iant@google.com>
12306
12307 * c-common.c (c_common_attribute_table): Add no_split_stack.
12308 (handle_no_split_stack_attribute): New static function.
12309
b581b85b
NP		 123102010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
12311
9faeb493 12312 Merge from 'apple/trunk' branch on FSF servers.
b581b85b 12313
3f8257db 12314 2005-12-15 Fariborz Jahanian <fjahanian@apple.com>
b581b85b 12315
9faeb493 12316 Radar 4229905
b581b85b
NP		 12317 * c-common.h (objc_have_common_type): New declaration.
12318 * stub-objc.c (objc_have_common_type): New stub.
12319
12320 2005-06-22 Ziemowit Laski <zlaski@apple.com>
12321
12322 Radar 4154928
12323 * c-common.h (objc_common_type): New prototype.
9faeb493 12324 * stub-objc.c (objc_common_type): New stub.
b581b85b 12325
46a4da10
JH		 123262010-09-24 Jan Hubicka <jh@suse.cz>
12327
12328 * c-common.c (handle_leaf_attribute): New function.
12329 (struct attribute_spec c_common_att): Add leaf.
12330
e200444e
JM		 123312010-09-22 Joseph Myers <joseph@codesourcery.com>
12332
12333 * c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
12334 -comments-in-macros, -define-macro, -define-macro=, -dependencies,
12335 -dump, -dump=, -imacros, -imacros=, -include, -include=,
12336 -include-barrier, -include-directory, -include-directory=,
12337 -include-directory-after, -include-directory-after=,
12338 -include-prefix, -include-prefix=, -include-with-prefix,
12339 -include-with-prefix=, -include-with-prefix-after,
12340 -include-with-prefix-after=, -include-with-prefix-before,
12341 -include-with-prefix-before=, -no-integrated-cpp,
12342 -no-line-commands, -no-standard-includes, -no-warnings, -output,
12343 -output=, -pedantic, -pedantic-errors, -preprocess,
12344 -print-missing-file-dependencies, -trace-includes, -traditional,
12345 -traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
12346 -user-dependencies, -verbose, -write-dependencies,
12347 -write-user-dependencies, no-integrated-cpp, traditional): New.
12348
29a80ea6
NP		 123492010-09-21 Nicola Pero <nicola.pero@meta-innovation.com>
12350
12351 PR objc/23710
ac1fc2fc
NP		 12352 * c-common.h (objc_start_method_definition): Return bool instead
12353 of void.
12354 * stub-objc.c (objc_start_method_definition): Return bool instead
12355 of void.
12356
123572010-09-21 Nicola Pero <nicola.pero@meta-innovation.com>
12358
12359 PR objc/25965
12360 * c-common.h (objc_get_interface_ivars): New declaration.
12361 * stub-objc.c (objc_get_interface_ivars): New stub.
29a80ea6 12362
de621752
ILT		 123632010-09-15 Ian Lance Taylor <iant@google.com>
12364
12365 * c-common.c (parse_optimize_options): Do not capitalize warning
06730c5d 12366 messages. Remove period at end of warning message.
de621752 12367
ba885ec5
NS		 123682010-09-09 Nathan Sidwell <nathan@codesourcery.com>
12369
12370 * c-common.c (handle_alias_ifunc_attribute): New, broken out of ...
12371 (handle_alias_attribute): ... here.
12372 (handle_ifunc_attribute): New.
12373
c5ee1358
MM		 123742010-09-06 Mark Mitchell <mark@codesourcery.com>
12375
12376 * c-common.h (do_warn_double_promotion): Declare.
12377 * c-common.c (do_warn_double_promotion): Define.
12378
0a0b3574
MM		 123792010-09-05 Mark Mitchell <mark@codesourcery.com>
12380
12381 * c.opt (Wdouble-promotion): New.
12382
d1779886
JM		 123832010-09-02 Joseph Myers <joseph@codesourcery.com>
12384
12385 * c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
12386 fvtable-thunks, fxref): Mark no longer supported in help text.
12387
2d2bd949
JM		 123882010-09-02 Joseph Myers <joseph@codesourcery.com>
12389
12390 * c.opt (Wimport, fall-virtual, falt-external-templates,
12391 fdefault-inline, fenum-int-equiv, fexternal-templates,
12392 fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
12393 fname-mangling-version-, fnew-abi, fnonnull-objects,
12394 foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
12395 fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
12396 applicable.
12397 (fhandle-exceptions): Mark with Alias and Warn.
12398 * c-opts.c (c_common_handle_option): Don't handle options marked
12399 as ignored.
12400
5de8299c
JM		 124012010-09-02 Joseph Myers <joseph@codesourcery.com>
12402
12403 * c.opt (Wcomments, Werror-implicit-function-declaration,
12404 ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
12405 std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
12406 aliases.
12407 * c-common.c (option_codes): Use OPT_Wcomment instead of
12408 OPT_Wcomments.
12409 * c-opts.c (warning_as_error_callback, c_common_handle_option):
12410 Don't handle options marked as aliases.
12411
0ceb0201
RG		 124122010-08-25 Richard Guenther <rguenther@suse.de>
12413
12414 * c-common.c (c_common_get_alias_set): Remove special
12415 handling for pointers.
12416
ac47786e
NF		 124172010-08-20 Nathan Froyd <froydnj@codesourcery.com>
12418
12419 * c-common.c: Use FOR_EACH_VEC_ELT.
12420 * c-gimplify.c: Likewise.
12421 * c-pragma.c: Likewise.
12422
c878765b
JM		 124232010-08-16 Joseph Myers <joseph@codesourcery.com>
12424
12425 * c.opt (MDX): Change back to MD. Mark NoDriverArg instead of
12426 RejectDriver.
12427 (MMDX): Change back to MMD. Mark NoDriverArg instead of
12428 RejectDriver.
12429 * c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
12430 instead of OPT_MDX and OPT_MMDX.
12431
603349bf
JM		 124322010-08-16 Joseph Myers <joseph@codesourcery.com>
12433
12434 * c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.
12435
644fa7ac
JM		 124362010-08-12 Joseph Myers <joseph@codesourcery.com>
12437
12438 * c.opt (MD, MMD): Change to MDX and MMDX.
12439 * c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.
12440
481e1176
JM		 124412010-08-11 Joseph Myers <joseph@codesourcery.com>
12442
12443 * c-opts.c (c_common_handle_option): Call handle_generated_option
12444 instead of handle_option.
12445
ac8dc9f7
NF		 124462010-08-08 Nathan Froyd <froydnj@codesourcery.com>
12447
12448 * c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
12449 (maybe_apply_renaming_pragma): Delete unneeded declarations.
12450
4f8c876d
NF		 124512010-08-08 Nathan Froyd <froydnj@codesourcery.com>
12452
12453 * c-pragma.c (pending_redefinition): Declare. Declare a VEC of it.
12454 (pending_redefine_extname): Change type to a VEC.
12455 (add_to_renaming_pragma_list): Update for new type of
12456 pending_redefine_extname.
ac8dc9f7 12457 (maybe_apply_renaming_pragma): Likewise.
4f8c876d 12458
3b0c690e
AC		 124592010-08-04 Arnaud Charlet <charlet@adacore.com>
12460
12461 * c-ada-spec.c (dump_ada_template): Mark underlying instance type as
12462 visited.
12463 (dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
12464 decide whether a type has already been declared/seen.
12465 Do not go to the original type.
12466 (dump_nested_types): New parameter forward.
12467 Generate forward declaration if needed and mark type as visited.
12468 (print_ada_declaration): Call dump_nested_types if not already done.
12469 Mark types as visited.
12470
1890bccc
JM		 124712010-08-03 Joseph Myers <joseph@codesourcery.com>
12472
12473 * c.opt (-print-pch-checksum): Remove option.
12474 * c-opts.c (c_common_handle_option): Don't handle
12475 OPT_print_pch_checksum.
12476
5f20c657
JM		 124772010-07-27 Joseph Myers <joseph@codesourcery.com>
12478
12479 * c-common.h (c_common_handle_option): Update prototype and return
12480 value type.
12481 * c-opts.c (c_common_handle_option): Update prototype and return
12482 value type. Update calls to handle_option and
12483 enable_warning_as_error.
12484
f551f80c
JJ		 124852010-07-27 Jakub Jelinek <jakub@redhat.com>
12486
12487 PR c/45079
12488 * c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.
12489
61ff2bdc
JM		 124902010-07-27 Joseph Myers <joseph@codesourcery.com>
12491
12492 * c-common.h (c_common_missing_argument): Remove.
12493 * c-opts.c (c_common_missing_argument): Remove.
12494 * c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
12495 idirafter, imacros, include, isysroot, isystem, iquote): Add
12496 MissingArgError.
12497 * c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
12498
7a9bf9a4
JM		 124992010-07-27 Joseph Myers <joseph@codesourcery.com>
12500
12501 * c-common.h (c_common_option_lang_mask,
12502 c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
12503 New.
12504 (c_common_init_options): Update prototype.
12505 * c-opts.c (c_common_option_lang_mask): New.
12506 (c_common_initialize_diagnostics): Split out of
12507 c_common_init_options.
12508 (accept_all_c_family_options, c_common_complain_wrong_lang_p):
12509 New.
12510 (c_common_init_options): Update prototype. Use decoded options in
12511 search for -lang-asm.
12512
910ad8de
NF		 125132010-07-15 Nathan Froyd <froydnj@codesourcery.com>
12514
12515 * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
12516 * c-format.c: Likewise.
12517
718f9c0f
MLI		 125182010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12519
12520 * c-common.h: Include diagnostic-core.h. Error if already
12521 included.
12522 * c-semantics.c: Do not define GCC_DIAG_STYLE here.
12523
4d451982
MLI		 125242010-07-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12525
adfac8df 12526 * c-common.c (IN_GCC_FRONTEND): Do not undef.
4d451982
MLI		 12527 Do not include expr.h
12528 (vector_mode_valid_p): Move here.
12529
119fe915
SB		 125302010-06-21 DJ Delorie <dj@redhat.com>
12531
12532 * c-pragma.c (handle_pragma_diagnostic): Add push/pop,
12533 allow these pragmas anywhere.
12534
125352010-06-14 Jakub Jelinek <jakub@redhat.com>
12536
12537 PR bootstrap/44509
12538 * c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
12539 (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
12540 (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
12541 ggc_strdup instead of xstrdup.
12542
125432010-06-10 Jakub Jelinek <jakub@redhat.com>
12544
12545 * c-cppbuiltin.c: Include cpp-id-data.h.
12546 (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
12547 (lazy_hex_fp_value): New function.
12548 (builtin_define_with_hex_fp_value): Provide definitions lazily.
12549
6662d794
MLI		 125502010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
12551
12552 * c-gimplify.c: Do not include tree-flow.h
12553
38f8b050
JR		 125542010-06-29 Joern Rennecke <joern.rennecke@embecosm.com>
12555
12556 PR other/44034
12557 * c-common.c: Rename targetm member:
12558 targetm.enum_va_list -> targetm.enum_va_list_p
12559
9589f23e
AS		 125602010-06-28 Anatoly Sokolov <aesok@post.ru>
12561
12562 * c-common.c (shorten_compare): Adjust call to force_fit_type_double.
12563
3b06d379
SB		 125642010-06-28 Steven Bosscher <steven@gcc.gnu.org>
12565
12566 * c-cppbuiltin.c: Do not include except.h.
12567
d166d4c3
AK		 125682010-06-24 Andi Kleen <ak@linux.intel.com>
12569
9faeb493
UB		 12570 * c-common.c (warn_for_omitted_condop): New.
12571 * c-common.h (warn_for_omitted_condop): Add prototype.
d166d4c3 12572
70cb8be6
JM		 125732010-06-21 Joseph Myers <joseph@codesourcery.com>
12574
12575 * c.opt (lang-objc): Remove.
12576 * c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.
12577
a4c97feb
JR		 125782010-06-21 Joern Rennecke <joern.rennecke@embecosm.com>
12579
12580 * c-opts.c: Include "tm_p.h".
12581
6e2f1956
JM		 125822010-06-20 Joseph Myers <joseph@codesourcery.com>
12583
12584 * c-common.c (parse_optimize_options): Update call to
12585 decode_options.
12586
bc87224e
NF		 125872010-06-18 Nathan Froyd <froydnj@codesourcery.com>
12588
12589 * c-common.c (record_types_used_by_current_var_decl): Adjust for
12590 new type of types_used_by_cur_var_decl.
12591
b49cf425
JR		 125922010-06-17 Joern Rennecke <joern.rennecke@embecosm.com>
12593
12594 PR bootstrap/44512
12595 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
12596 for C++ standard compliance.
12597
59f9c2ed
JM		 125982010-06-16 Jason Merrill <jason@redhat.com>
12599
12600 * c.opt: Add -Wnoexcept.
12601
33766b66
RG		 126022010-06-16 Richard Guenther <rguenther@suse.de>
12603
12604 PR c/44555
12605 * c-common.c (c_common_truthvalue_conversion): Remove
12606 premature and wrong optimization concering ADDR_EXPRs.
12607
eff7e30c
AC		 126082010-06-15 Arnaud Charlet <charlet@adacore.com>
12609
12610 * c-ada-spec.c (dump_sloc): Remove column info.
12611 (is_simple_enum): New function.
12612 (dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
12613 enum types when relevant.
12614
6312e84d
MLI		 126152010-06-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
12616
9faeb493 12617 * c-common.c (conversion_warning): Warn at expression
6312e84d
MLI		 12618 location.
12619
1cb42611
JM		 126202010-06-10 Joseph Myers <joseph@codesourcery.com>
12621
12622 * c-opts.c (c_common_handle_option): Don't handle
12623 OPT_fshow_column.
12624
a9429e29
LB		 126252010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12626
12627 * c-pragma.c (push_alignment): Use typed GC allocation.
12628 (handle_pragma_push_options): Likewise.
12629
12630 * c-common.c (parse_optimize_options): Likewise.
12631
12632 * c-common.h (struct sorted_fields_type): Add variable_size GTY
12633 option.
12634
5498f011
JM		 126352010-06-07 Joseph Myers <joseph@codesourcery.com>
12636
12637 * c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
12638 flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
12639 flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
12640 flag_signed_bitfields, warn_strict_null_sentinel,
12641 flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
12642 flag_gen_declaration, flag_no_gnu_keywords,
12643 flag_implement_inlines, flag_implicit_templates,
12644 flag_implicit_inline_templates, flag_optional_diags,
12645 flag_elide_constructors, flag_default_inline, flag_rtti,
12646 flag_conserve_space, flag_access_control, flag_check_new,
12647 flag_new_for_scope, flag_weak, flag_working_directory,
12648 flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
12649 flag_enforce_eh_specs, flag_threadsafe_statics,
12650 flag_pretty_templates): Remove.
12651 * c-common.h (flag_preprocess_only, flag_nil_receivers,
12652 flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
12653 flag_replace_objc_classes, flag_undef, flag_no_builtin,
12654 flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
12655 flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
12656 flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
12657 flag_no_gnu_keywords, flag_implement_inlines,
12658 flag_implicit_templates, flag_implicit_inline_templates,
12659 flag_optional_diags, flag_elide_constructors, flag_default_inline,
12660 flag_rtti, flag_conserve_space, flag_access_control,
12661 flag_check_new, flag_new_for_scope, flag_weak,
12662 flag_working_directory, flag_use_cxa_atexit,
12663 flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
12664 flag_threadsafe_statics, flag_pretty_templates,
12665 warn_strict_null_sentinel): Remove.
12666 * c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
12667 fbuiltin, fcheck-new, fconserve-space, felide-constructors,
12668 fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
12669 fimplicit-inline-templates, fimplicit-templates,
12670 flax-vector-conversions, fms-extensions, fnil-receivers,
12671 fnonansi-builtins, fpretty-templates, freplace-objc-classes,
12672 frtti, fshort-double, fshort-enums, fshort-wchar,
12673 fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
12674 funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
12675 fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
12676 gen-decls, undef): Use Var.
12677 (fdefault-inline, foptional-diags): Document as doing nothing.
12678 * c-opts.c (c_common_handle_option): Remove cases for options now
12679 using Var. Mark ignored options as such.
12680
39dabefd
SB		 126812010-06-05 Steven Bosscher <steven@gcc.gnu.org>
12682
9faeb493 12683 * c-common.c: Moved to here from parent directory.
39dabefd
SB		 12684 * c-common.def: Likewise.
12685 * c-common.h: Likewise.
12686 * c-cppbuiltin.c: Likewise.
12687 * c-dump.c: Likewise.
12688 * c-format.c: Likewise.
12689 * c-format.h : Likewise.
12690 * c-gimplify.c: Likewise.
12691 * c-lex.c: Likewise.
12692 * c-omp.c: Likewise.
12693 * c.opt: Likewise.
12694 * c-opts.c: Likewise.
12695 * c-pch.c: Likewise.
12696 * c-ppoutput.c: Likewise.
12697 * c-pragma.c: Likewise.
12698 * c-pragma.h: Likewise.
12699 * c-pretty-print.c: Likewise.
12700 * c-pretty-print.h: Likewise.
12701 * c-semantics.c: Likewise.
12702 * stub-objc.c: Likewise.
12703
12704 * c-common.c: Include gt-c-family-c-common.h.
12705 * c-pragma.c: Include gt-c-family-c-pragma.h.
12706\f
c48514be 12707Copyright (C) 2010-2021 Free Software Foundation, Inc.
39dabefd
SB		 12708
12709Copying and distribution of this file, with or without modification,
12710are permitted in any medium without royalty provided the copyright
12711notice and this notice are preserved.
GNU Compiler Collection
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