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Fortran - fix ICE during error recovery checking entry characteristics
[gcc.git] / gcc / cp / ChangeLog
CommitLineData
07985c47
GA		 12021-09-13 Jason Merrill <jason@redhat.com>
2
3 * constexpr.c (maybe_warn_about_constant_value):
4 Complain about std::hardware_destructive_interference_size.
5 (cxx_eval_constant_expression): Call it.
6 * decl.c (cxx_init_decl_processing): Check
7 --param *-interference-size values.
8
92021-09-13 Patrick Palka <ppalka@redhat.com>
10
11 PR c++/101764
12 * cp-tree.h (PACK_EXPANSION_FORCE_EXTRA_ARGS_P): New accessor
13 macro.
14 * pt.c (has_extra_args_mechanism_p): New function.
15 (find_parameter_pack_data::found_extra_args_tree_p): New data
16 member.
17 (find_parameter_packs_r): Set ppd->found_extra_args_tree_p
18 appropriately.
19 (make_pack_expansion): Set PACK_EXPANSION_FORCE_EXTRA_ARGS_P if
20 ppd.found_extra_args_tree_p.
21 (use_pack_expansion_extra_args_p): Return true if there were
22 unsubstituted packs and PACK_EXPANSION_FORCE_EXTRA_ARGS_P.
23 (tsubst_pack_expansion): Pass the pack expansion to
24 use_pack_expansion_extra_args_p.
25
a26206ec
GA		 262021-09-10 Jakub Jelinek <jakub@redhat.com>
27
28 * parser.c (cp_parser_omp_atomic): Allow acq_rel on atomic read/write
29 and acq_rel/acquire clauses on update.
30 * semantics.c (finish_omp_atomic): Adjust c_finish_omp_atomic caller.
31
b6db7cd4
GA		 322021-09-08 Richard Biener <rguenther@suse.de>
33
34 PR c++/102228
35 * cp-tree.h (ANON_AGGR_TYPE_FIELD): New define.
36 * decl.c (fixup_anonymous_aggr): Wipe RTTI info put in
37 place on invalid code.
38 * decl2.c (reset_type_linkage): Guard CLASSTYPE_TYPEINFO_VAR
39 access.
40 * module.cc (trees_in::read_class_def): Likewise. Reconstruct
41 ANON_AGGR_TYPE_FIELD.
42 * semantics.c (finish_member_declaration): Populate
43 ANON_AGGR_TYPE_FIELD for anon aggregate typed members.
44 * typeck.c (lookup_anon_field): Remove DFS search and return
45 ANON_AGGR_TYPE_FIELD directly.
46
b2748138
GA		 472021-09-07 Jakub Jelinek <jakub@redhat.com>
48
49 PR c++/100495
50 * constexpr.c (maybe_save_constexpr_fundef): Save body even for
51 constexpr deleting dtors.
52 (cxx_eval_call_expression): Don't use DECL_CLONED_FUNCTION for
53 deleting dtors.
54
552021-09-07 Marcel Vollweiler <marcel@codesourcery.com>
56
57 * parser.c (cp_parser_omp_flush): Parse 'seq_cst' clause on 'flush'
58 directive.
59 * semantics.c (finish_omp_flush): Handle MEMMODEL_SEQ_CST.
60
7b739540
GA		 612021-09-03 Iain Sandoe <iain@sandoe.co.uk>
62
63 * coroutines.cc (register_local_var_uses): Do not mangle
64 frame entries for the outermost scope. Record the outer
65 scope as nesting depth 0.
66
672021-09-03 Iain Sandoe <iain@sandoe.co.uk>
68
69 * coroutines.cc (coro_build_artificial_var): New.
70 (build_actor_fn): Use var builder, rename vars to use
71 implementation namespace.
72 (coro_rewrite_function_body): Likewise.
73 (morph_fn_to_coro): Likewise.
74
752021-09-03 Iain Sandoe <iain@sandoe.co.uk>
76
77 * coroutines.cc (transform_local_var_uses): Record
78 frame offset expressions as DECL_VALUE_EXPRs instead of
79 rewriting them.
80
812021-09-03 Patrick Palka <ppalka@redhat.com>
82
83 PR c++/101904
84 * call.c (build_this_conversion): New function, split out from
85 add_function_candidate.
86 (add_function_candidate): New parameter shortcut_bad_convs.
87 Document it. Use build_this_conversion. Stop at the first bad
88 argument conversion when shortcut_bad_convs is true.
89 (add_template_candidate_real): New parameter shortcut_bad_convs.
90 Use build_this_conversion to check the 'this' conversion before
91 attempting deduction. When the rejection reason code is
92 rr_bad_arg_conversion, pass -1 instead of 0 as the viable
93 parameter to add_candidate. Pass 'convs' to add_candidate.
94 (add_template_candidate): New parameter shortcut_bad_convs.
95 (add_template_conv_candidate): Pass false as shortcut_bad_convs
96 to add_template_candidate_real.
97 (add_candidates): Prefer to shortcut bad conversions during
98 overload resolution under the assumption that we'll eventually
99 see a strictly viable candidate. If this assumption turns out
100 to be false, re-process the non-strictly viable candidates
101 without shortcutting those bad conversions.
102
1032021-09-03 Jason Merrill <jason@redhat.com>
104
105 * pt.c (limit_bad_template_recursion): Suppress -Wunused for decls
106 we decide not to instantiate.
107
1082021-09-03 Jakub Jelinek <jakub@redhat.com>
109
110 PR target/102024
111 * class.c (build_base_field): Use SET_DECL_FIELD_ABI_IGNORED
112 instead of writing to DECL_FIELD_ABI_IGNORED.
113 (layout_class_type): Likewise. In the place where zero-width
114 bitfields used to be removed, use
115 SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD on those fields instead.
116
e11c6046
GA		 1172021-09-01 Iain Sandoe <iain@sandoe.co.uk>
118
119 * call.c (build_over_call): Handle unavailable state in addition to
120 deprecation.
121 * class.c (type_build_ctor_call): Likewise.
122 (type_build_dtor_call): Likewise.
123 * cp-tree.h: Rename cp_warn_deprecated_use to
124 cp_handle_deprecated_or_unavailable.
125 * decl.c (duplicate_decls): Merge unavailability.
126 (grokdeclarator): Handle unavailability in addition to deprecation.
127 (type_is_unavailable): New.
128 (grokparms): Handle unavailability in addition to deprecation.
129 * decl.h (enum deprecated_states): Add
130 UNAVAILABLE_DEPRECATED_SUPPRESS.
131 * decl2.c (cplus_decl_attributes): Propagate unavailability to
132 templates.
133 (cp_warn_deprecated_use): Rename to ...
134 (cp_handle_deprecated_or_unavailable): ... this and amend to handle
135 the unavailable case. It remains a warning in the case of deprecation
136 but becomes an error in the case of unavailability.
137 (cp_warn_deprecated_use_scopes): Handle unavailability.
138 (mark_used): Likewise.
139 * parser.c (cp_parser_template_name): Likewise.
140 (cp_parser_template_argument): Likewise.
141 (cp_parser_parameter_declaration_list): Likewise.
142 * typeck.c (build_class_member_access_expr): Likewise.
143 (finish_class_member_access_expr): Likewise.
144 * typeck2.c (build_functional_cast_1): Likewise.
145
1462021-09-01 Iain Sandoe <iain@sandoe.co.uk>
147
148 * coroutines.cc (build_actor_fn): Add begin/finish clauses
149 to the initial test in the actor function.
150
1512021-09-01 Iain Sandoe <iain@sandoe.co.uk>
152
153 * coroutines.cc (await_statement_walker): Use build_stmt and
154 add_stmt instead of build1 and finish_expr_stmt.
155
6d51ee43
GA		 1562021-08-31 Jason Merrill <jason@redhat.com>
157
158 * coroutines.cc (flatten_await_stmt): Fix copyo.
159 * decl.c (reshape_init_class): Simplify.
160 * module.cc (module_state::read_language): Add null check.
161 * parser.c (build_range_temp): Avoid type_uses_auto.
162 (cp_parser_class_specifier_1): Add null check.
163
1642021-08-31 Patrick Palka <ppalka@redhat.com>
165
166 PR c++/12672
167 * call.c (rejection_reason::call_varargs_p): Rename this
168 previously unused member to ...
169 (rejection_reason::least_p): ... this.
170 (arity_rejection): Add least_p parameter.
171 (add_template_candidate_real): When there are explicit
172 template arguments, check that the arity of the call agrees with
173 the arity of the function before attempting deduction.
174 (print_arity_information): Add least_p parameter.
175 (print_z_candidate): Adjust call to print_arity_information.
176
1772021-08-31 Martin Sebor <msebor@redhat.com>
178
179 * parser.c (cp_parser_selection_statement): Use direct initialization
180 instead of copy.
181
1822021-08-31 Jason Merrill <jason@redhat.com>
183
184 * constexpr.c (explain_invalid_constexpr_fn): Use iloc_sentinel.
185
1862021-08-31 Jason Merrill <jason@redhat.com>
187
188 PR c++/92193
189 * cp-tree.h (FNDECL_MANIFESTLY_CONST_EVALUATED): New.
190 * constexpr.c (cxx_eval_call_expression): Set it.
191 * pt.c (neglectable_inst_p): Check it.
192
1932021-08-31 Marcel Vollweiler <marcel@codesourcery.com>
194
195 * parser.c (cp_parser_omp_clause_device): Parse device-modifiers 'device_num'
196 and 'ancestor' in 'target device' clauses.
197 * semantics.c (finish_omp_clauses): Error handling. Constant device ids must
198 evaluate to '1' if 'ancestor' is used.
199
1e2f030b
GA		 2002021-08-30 Jason Merrill <jason@redhat.com>
201
202 PR c++/96286
203 * cp-tree.h (struct lang_type): Add erroneous bit-field.
204 (CLASSTYPE_ERRONEOUS): New.
205 * pt.c (limit_bad_template_recursion): Check it.
206 (instantiate_class_template_1): Set it.
207
2082021-08-30 Jason Merrill <jason@redhat.com>
209
210 * constexpr.c (cxx_eval_outermost_constant_expr): Copy
211 expr location to result.
212
2132021-08-30 Jason Merrill <jason@redhat.com>
214
215 PR c++/101460
216 * cp-tree.h (cxx_constant_value_sfinae): Declare.
217 * constexpr.c (cxx_constant_value_sfinae): New.
218 * pt.c (fold_targs_r, maybe_fold_fn_template_args): New.
219 (tsubst_copy_and_build) [CALL_EXPR]: Call
220 maybe_fold_fn_template_args.
221
2222021-08-30 Jason Merrill <jason@redhat.com>
223
224 * parser.c (cp_parser_simple_requirement): Warn about missing
225 requires.
226
1e52538d
GA		 2272021-08-27 Jason Merrill <jason@redhat.com>
228
229 * typeck2.c (build_x_arrow): Do set TREE_TYPE when operand is
230 a dependent pointer.
231
85d77ac4
GA		 2322021-08-25 Andrew Pinski <apinski@marvell.com>
233
234 PR c++/66590
235 * cp-objcp-common.c (cxx_block_may_fallthru): Handle
236 CLEANUP_STMT for the case which will be try/finally.
237
2382021-08-25 Jakub Jelinek <jakub@redhat.com>
239
240 PR c++/102019
241 * init.c (build_value_init_noctor): Ignore unnamed zero-width
242 bitfields.
243
38b19c5b
GA		 2442021-08-23 Jakub Jelinek <jakub@redhat.com>
245
246 * parser.c (cp_parser_omp_clause_num_tasks,
247 cp_parser_omp_clause_grainsize): Parse the optional strict: modifier.
248
7c9e1645
GA		 2492021-08-20 Jakub Jelinek <jakub@redhat.com>
250
251 * parser.c (cp_parser_handle_statement_omp_attributes): Determine if
252 PRAGMA_OMP_ERROR directive is C_OMP_DIR_STANDALONE.
253 (cp_parser_omp_error): New function.
254 (cp_parser_pragma): Handle PRAGMA_OMP_ERROR.
255
2562021-08-20 Jakub Jelinek <jakub@redhat.com>
257
258 * parser.c (cp_parser_omp_clause_depend_sink): Reject spurious
259 comma at the end of list. Don't parse closing paren here...
260 (cp_parser_omp_clause_depend): ... but here instead.
261
b57fba5e
GA		 2622021-08-19 Patrick Palka <ppalka@redhat.com>
263
264 PR c++/101803
265 * cp-tree.h (CONSTRUCTOR_IS_PAREN_INIT): Clarify comment.
266
2672021-08-19 Jakub Jelinek <jakub@redhat.com>
268
269 * parser.c (cp_parser_omp_requires): Don't call cp_lexer_nth_token_is
270 and optionally consume token if current token is CPP_EOF,
271 CPP_PRAGMA_EOL or CPP_CLOSE_PAREN.
272
2732021-08-19 Jakub Jelinek <jakub@redhat.com>
274
275 * parser.c (cp_parser_omp_nothing): Use cp_parser_require_pragma_eol
276 instead of cp_parser_skip_to_pragma_eol.
277
6e529985
GA		 2782021-08-18 Patrick Palka <ppalka@redhat.com>
279
280 PR c++/101344
0c0907f9 281 PR c++/101803
6e529985
GA		 282 * cp-tree.h (CONSTRUCTOR_BRACES_ELIDED_P): Define.
283 * decl.c (reshape_init_r): Set it.
284 * pt.c (collect_ctor_idx_types): Recurse into a sub-CONSTRUCTOR
285 iff CONSTRUCTOR_BRACES_ELIDED_P.
286
2872021-08-18 Patrick Palka <ppalka@redhat.com>
288
289 PR c++/101883
290 * pt.c (convert_template_argument): Pass LOOKUP_IMPLICIT to
291 do_auto_deduction.
292
2932021-08-18 Jakub Jelinek <jakub@redhat.com>
294
295 * parser.c (cp_parser_omp_nothing): New function.
296 (cp_parser_pragma): Handle PRAGMA_OMP_NOTHING.
297
2982021-08-18 Jakub Jelinek <jakub@redhat.com>
299
300 * parser.c (cp_parser_omp_ordered): Return true instead of
301 false after emitting errors that the directive is not allowed in
302 pragma_stmt context.
303 (cp_parser_omp_target_update): Likewise.
304 (cp_parser_omp_cancellation_point): Change return type from void to
305 bool, return false if the directive should be ignored in pragma_stmt
306 contexts.
307 (cp_parser_omp_target_enter_data, cp_parser_omp_target_exit_data):
308 Change return type from tree to bool, return false if the
309 directive should be ignored in pragma_stmt contexts.
310 (cp_parser_omp_target): Adjust callers of cp_parser_omp_target_*_data,
311 return their result directly.
312 (cp_parser_pragma): For PRAGMA_OMP_CANCELLATION_POINT return what
313 cp_parser_omp_cancellation_point returned. Return true instead of
314 false after emitting errors that the directive is not allowed in
315 pragma_stmt context.
316
2d14d64b
GA		 3172021-08-17 Jakub Jelinek <jakub@redhat.com>
318
319 PR c++/101539
320 * cp-tree.h (enum cp_trait_kind): Add CPTK_IS_LAYOUT_COMPATIBLE.
321 (enum cp_built_in_function): Add CP_BUILT_IN_IS_CORRESPONDING_MEMBER.
322 (fold_builtin_is_corresponding_member, next_common_initial_seqence,
323 layout_compatible_type_p): Declare.
324 * parser.c (cp_parser_primary_expression): Handle
325 RID_IS_LAYOUT_COMPATIBLE.
326 (cp_parser_trait_expr): Likewise.
327 * cp-objcp-common.c (names_builtin_p): Likewise.
328 * constraint.cc (diagnose_trait_expr): Handle
329 CPTK_IS_LAYOUT_COMPATIBLE.
330 * decl.c (cxx_init_decl_processing): Register
331 __builtin_is_corresponding_member builtin.
332 * constexpr.c (cxx_eval_builtin_function_call): Handle
333 CP_BUILT_IN_IS_CORRESPONDING_MEMBER builtin.
334 * semantics.c (is_corresponding_member_union,
335 is_corresponding_member_aggr, fold_builtin_is_corresponding_member):
336 New functions.
337 (trait_expr_value): Handle CPTK_IS_LAYOUT_COMPATIBLE.
338 (finish_trait_expr): Likewise.
339 * typeck.c (next_common_initial_seqence, layout_compatible_type_p):
340 New functions.
341 * cp-gimplify.c (cp_gimplify_expr): Fold
342 CP_BUILT_IN_IS_CORRESPONDING_MEMBER.
343 (cp_fold): Likewise.
344 * tree.c (builtin_valid_in_constant_expr_p): Handle
345 CP_BUILT_IN_IS_CORRESPONDING_MEMBER.
346 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
347 CPTK_IS_LAYOUT_COMPATIBLE.
348 * class.c (remove_zero_width_bit_fields): Remove.
349 (layout_class_type): Don't call it.
350
3512021-08-17 Jakub Jelinek <jakub@redhat.com>
352
353 * parser.c (OMP_SCOPE_CLAUSE_MASK): Define.
354 (cp_parser_omp_scope): New function.
355 (cp_parser_omp_construct, cp_parser_pragma): Handle PRAGMA_OMP_SCOPE.
356 * pt.c (tsubst_expr): Handle OMP_SCOPE.
357
72be20e2
GA		 3582021-08-12 Jakub Jelinek <jakub@redhat.com>
359
360 * parser.c (cp_parser_omp_clause_name): Parse filter clause name.
361 (cp_parser_omp_clause_filter): New function.
362 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FILTER.
363 (OMP_MASKED_CLAUSE_MASK): Define.
364 (cp_parser_omp_masked): New function.
365 (cp_parser_omp_parallel): Handle parallel masked.
366 (cp_parser_omp_construct, cp_parser_pragma): Handle PRAGMA_OMP_MASKED.
367 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_FILTER.
368 * pt.c (tsubst_omp_clauses): Likewise.
369 (tsubst_expr): Handle OMP_MASKED.
370
3712021-08-12 Sergei Trofimovich <siarheit@google.com>
372
373 PR c++/101219
374 * pt.c (tsubst_copy_and_build): Use build_ptrmemfunc_access_expr
375 to construct ptrmemfunc expression instantiation.
376
3772021-08-12 Tobias Burnus <tobias@codesourcery.com>
378
379 * parser.c (cp_parser_omp_clause_proc_bind): Accept
380 'primary' as alias for 'master'.
381
3822021-08-12 Jakub Jelinek <jakub@redhat.com>
383
384 * cp-tree.h (omp_declare_target_attr): New type.
385 (struct saved_scope): Change type of omp_declare_target_attribute
386 from int to vec<omp_declare_target_attr, va_gc> * and move it.
387 * parser.c (cp_parser_omp_declare_target): Instead of
388 incrementing scope_chain->omp_declare_target_attribute, push
389 a struct containing parser->lexer->in_omp_attribute_pragma to
390 the vector.
391 (cp_parser_omp_end_declare_target): Instead of decrementing
392 scope_chain->omp_declare_target_attribute, pop a structure
393 from it. Diagnose mismatching declare target vs.
394 end declare target syntax.
395 * semantics.c (finish_translation_unit): Use vec_safe_length
396 and vec_safe_truncate on scope_chain->omp_declare_target_attributes.
397 * decl2.c (cplus_decl_attributes): Use vec_safe_length
398 on scope_chain->omp_declare_target_attributes.
399
4002021-08-12 Jakub Jelinek <jakub@redhat.com>
401
402 * parser.c (cp_parser_lambda_body): Add temp overrides
403 for parser->{omp_declare_simd,oacc_routine,omp_attrs_forbidden_p}.
404 (cp_parser_statement): Restore parser->omp_attrs_forbidden_p for
405 cp_parser_declaration_statement.
406 (cp_parser_default_argument): Add temp override for
407 parser->omp_attrs_forbidden_p.
408 (cp_parser_late_parsing_omp_declare_simd): Diagnose declare simd
409 or declare variant in attribute syntax on a declaration immediately
410 following an OpenMP construct in pragma syntax.
411
4122021-08-12 Jakub Jelinek <jakub@redhat.com>
413
414 PR c++/94162
415 * method.c (cat_tag_for): Return cc_last for !CLASS_TYPE_P
416 or for classes not in std namespace.
417
4182021-08-12 Jakub Jelinek <jakub@redhat.com>
419
420 * name-lookup.c (finish_using_directive): Diagnose omp::directive
421 or omp::sequence attributes on using-directive.
422
4232021-08-12 Jakub Jelinek <jakub@redhat.com>
424
425 * parser.c (cp_parser_block_declaration): Call
426 cp_parser_using_directive for C++11 attributes followed by
427 using namespace tokens.
428 (cp_parser_using_directive): Parse C++11 attributes at the start
429 of the directive rather than at the end, only parse GNU attributes
430 at the end.
431
4322021-08-12 Patrick Palka <ppalka@redhat.com>
433
434 PR c++/101663
435 * constexpr.c (cxx_eval_store_expression): Handle the lval=true
436 case in the early exit code path for empty stores with mismatched
437 types.
438
58f87503
GA		 4392021-08-11 Patrick Palka <ppalka@redhat.com>
440
441 PR c++/101725
442 DR 2082
443 * cp-tree.h (unevaluated_p): Return true for REQUIRES_EXPR.
444 * decl.c (local_variable_p_walkfn): Don't walk into unevaluated
445 operands.
446 * parser.c (cp_parser_primary_expression) <case CPP_NAME>: Never
447 reject uses of local variables in unevaluated contexts.
448 * tree.c (cp_walk_subtrees) <case REQUIRES_EXPR>: Increment
449 cp_unevaluated_operand. Use cp_walk_tree directly instead of
450 WALK_SUBTREE to avoid the goto. Use REQUIRES_EXPR_REQS instead
451 of TREE_OPERAND directly.
452
4532021-08-11 Jakub Jelinek <jakub@redhat.com>
454
455 PR c++/101786
456 * decl2.c (var_defined_without_dynamic_init): Return true for
457 DECL_DECLARED_CONSTINIT_P with complete type and trivial destructor.
458
4592021-08-11 Patrick Palka <ppalka@redhat.com>
460
461 PR c++/79501
462 * parser.c (maybe_adjust_declarator_for_dguide): New, split
463 out from ...
464 (cp_parser_init_declarator): ... here.
465 (cp_parser_member_declaration): Use it.
466
4672021-08-11 Patrick Palka <ppalka@redhat.com>
468
469 PR c++/89062
470 * parser.c (cp_parser_parameter_declaration_list): Don't call
471 grokdeclarator if cp_parser_error_occurred.
472 (cp_parser_parameter_declaration): Simulate an error if we see
473 the beginning of a CTAD form, i.e. if we see an opening brace
474 after the decl-specifier-seq and the type is a CTAD placeholder.
475
3ae564ea
GA		 4762021-08-10 Jakub Jelinek <jakub@redhat.com>
477
478 * parser.c (cp_parser_member_declaration): Move odsd declaration
479 before cp_parser_using_declaration call to avoid errors with
480 GCC 4.8 to 6.
481
4822021-08-10 Jakub Jelinek <jakub@redhat.com>
483
484 * parser.h (struct cp_omp_declare_simd_data): Remove
485 in_omp_attribute_pragma and clauses members, add loc and attribs.
486 (struct cp_oacc_routine_data): Remove loc member, add clauses
487 member.
488 * parser.c (cp_finalize_omp_declare_simd): New function.
489 (cp_parser_handle_statement_omp_attributes): Mention in
490 function comment the function is used also for
491 attribute-declaration.
492 (cp_parser_handle_directive_omp_attributes): New function.
493 (cp_parser_statement): Don't call
494 cp_parser_handle_statement_omp_attributes if statement doesn't
495 have attribute-specifier-seq at the beginning at all or if
496 if those attributes don't appertain to the statement.
497 (cp_parser_simple_declaration): Call
498 cp_parser_handle_directive_omp_attributes and
499 cp_finalize_omp_declare_simd.
500 (cp_parser_explicit_instantiation): Likewise.
501 (cp_parser_init_declarator): Initialize prefix_attributes
502 only after parsing declarators.
503 (cp_parser_direct_declarator): Call
504 cp_parser_handle_directive_omp_attributes and
505 cp_finalize_omp_declare_simd.
506 (cp_parser_member_declaration): Likewise.
507 (cp_parser_single_declaration): Likewise.
508 (cp_parser_omp_declare_simd): Don't initialize
509 data.in_omp_attribute_pragma, instead initialize
510 data.attribs[0] and data.attribs[1].
511 (cp_finish_omp_declare_variant): Remove
512 in_omp_attribute_pragma argument, instead use
513 parser->lexer->in_omp_attribute_pragma.
514 (cp_parser_late_parsing_omp_declare_simd): Adjust
515 cp_finish_omp_declare_variant caller. Handle attribute-syntax
516 declare simd/variant.
517
f92f4778
GA		 5182021-08-06 Tamar Christina <tamar.christina@arm.com>
519
520 * cp-objcp-common.h (cxx_simulate_enum_decl): Pass vec<> by pointer.
521 * decl.c (cxx_simulate_enum_decl): Likewise.
522
2697f832
GA		 5232021-08-04 Jakub Jelinek <jakub@redhat.com>
524
525 PR c++/101759
526 * parser.c (cp_parser_default_argument): Temporarily override
527 parser->omp_declare_simd and parser->oacc_routine to NULL.
528
4d17ca1b
GA		 5292021-08-02 Patrick Palka <ppalka@redhat.com>
530
531 PR c++/100828
532 * logic.cc (formula::formula): Use emplace_back instead of
533 push_back.
534 (formula::branch): Insert a copy of m_current directly after
535 m_current instead of at the end of the list.
536 (formula::erase): Define.
537 (decompose_formula): Remove.
538 (decompose_antecedents): Remove.
539 (decompose_consequents): Remove.
540 (derive_proofs): Remove.
541 (max_problem_size): Remove.
542 (diagnose_constraint_size): Remove.
543 (subsumes_constraints_nonnull): Rewrite directly in terms of
544 decompose_clause and derive_proof, interleaving decomposition
545 with implication checking. Remove limit on constraint complexity.
546 Use formula::erase to free the current clause before moving on to
547 the next one.
548
5492021-07-31 Jason Merrill <jason@redhat.com>
550
551 PR c++/96636
552 * decl.c (fixup_anonymous_aggr): Clear TYPE_NEEDS_CONSTRUCTING
553 after error.
554
5552021-07-31 Jason Merrill <jason@redhat.com>
556
557 * ptree.c (cxx_print_type) [TYPE_PACK_EXPANSION]: Also print
558 PACK_EXPANSION_PATTERN.
559
5602021-07-31 Jakub Jelinek <jakub@redhat.com>
561
562 * parser.c (cp_parser_declaration): Handle OpenMP directives
563 in attribute-declaration.
564
5652021-07-30 Jakub Jelinek <jakub@redhat.com>
566
567 PR c++/101539
568 * cp-tree.h (enum cp_trait_kind): Add
569 CPTK_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
570 (enum cp_built_in_function): Add
571 CP_BUILT_IN_IS_POINTER_INTERCONVERTIBLE_WITH_CLASS.
572 (fold_builtin_is_pointer_inverconvertible_with_class): Declare.
573 * parser.c (cp_parser_primary_expression): Handle
574 RID_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
575 (cp_parser_trait_expr): Likewise.
576 * cp-objcp-common.c (names_builtin_p): Likewise.
577 * constraint.cc (diagnose_trait_expr): Handle
578 CPTK_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
579 * decl.c (cxx_init_decl_processing): Register
580 __builtin_is_pointer_interconvertible_with_class builtin.
581 * constexpr.c (cxx_eval_builtin_function_call): Handle
582 CP_BUILT_IN_IS_POINTER_INTERCONVERTIBLE_WITH_CLASS builtin.
583 * semantics.c (pointer_interconvertible_base_of_p,
584 first_nonstatic_data_member_p,
585 fold_builtin_is_pointer_inverconvertible_with_class): New functions.
586 (trait_expr_value): Handle CPTK_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
587 (finish_trait_expr): Likewise. Formatting fix.
588 * cp-gimplify.c (cp_gimplify_expr): Fold
589 CP_BUILT_IN_IS_POINTER_INTERCONVERTIBLE_WITH_CLASS. Call
590 fndecl_built_in_p just once.
591 (cp_fold): Likewise.
592 * tree.c (builtin_valid_in_constant_expr_p): Handle
593 CP_BUILT_IN_IS_POINTER_INTERCONVERTIBLE_WITH_CLASS. Call
594 fndecl_built_in_p just once.
595 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
596 CPTK_IS_POINTER_INTERCONVERTIBLE_BASE_OF.
597
5982021-07-30 Jason Merrill <jason@redhat.com>
599
600 * class.c (finish_struct_anon): Improve comment.
601 * decl.c (fixup_anonymous_aggr): Reject anonymous struct
602 with bases.
603
6042021-07-30 Jakub Jelinek <jakub@redhat.com>
605
606 * parser.c (cp_parser_statement): Rollback attributes not just
607 when std_attrs is non-NULL, but whenever
608 cp_parser_std_attribute_spec_seq parsed any tokens.
609
6102021-07-30 Jakub Jelinek <jakub@redhat.com>
611
612 PR c++/101582
613 * parser.c (cp_parser_skip_std_attribute_spec_seq): Add a forward
614 declaration.
615 (cp_parser_declaration): Parse empty-declaration and
616 attribute-declaration.
617 (cp_parser_toplevel_declaration): Don't parse empty-declaration here.
618
39169029
GA		 6192021-07-28 Martin Sebor <msebor@redhat.com>
620
621 * init.c: Include new header.
622
af3f12e6
GA		 6232021-07-27 Marek Polacek <polacek@redhat.com>
624
625 DR 1512
626 PR c++/99701
627 * cp-gimplify.c (cp_fold): Remove {LE,LT,GE,GT_EXPR} from
628 a switch.
629 * typeck.c (cp_build_binary_op): Reject ordered comparison
630 of two null pointers.
631
1a7febe9
GA		 6322021-07-26 Jakub Jelinek <jakub@redhat.com>
633
634 * parser.h (struct cp_lexer): Add orphan_p member.
635 * parser.c (cp_parser_statement): Don't change in_omp_attribute_pragma
636 upon restart from CPP_PRAGMA handling. Fix up condition when a lexer
637 should be destroyed and adjust saved_tokens if it records tokens from
638 the to be destroyed lexer.
639 (cp_parser_omp_section_scan): New function.
640 (cp_parser_omp_scan_loop_body): Use it. If
641 parser->lexer->in_omp_attribute_pragma, allow optional comma
642 after scan.
643 (cp_parser_omp_sections_scope): Use cp_parser_omp_section_scan.
644
ead235f6
GA		 6452021-07-23 Jakub Jelinek <jakub@redhat.com>
646
647 * parser.h (struct cp_parser): Add omp_attrs_forbidden_p member.
648 * parser.c (cp_parser_handle_statement_omp_attributes): Diagnose
649 mixing of attribute and pragma syntax directives when seeing
650 omp::directive if parser->omp_attrs_forbidden_p or if attribute syntax
651 directives are followed by OpenMP pragma.
652 (cp_parser_statement): Clear parser->omp_attrs_forbidden_p after
653 the cp_parser_handle_statement_omp_attributes call.
654 (cp_parser_omp_structured_block): Add disallow_omp_attrs argument,
655 if true, set parser->omp_attrs_forbidden_p.
656 (cp_parser_omp_scan_loop_body, cp_parser_omp_sections_scope): Pass
657 false as disallow_omp_attrs to cp_parser_omp_structured_block.
658 (cp_parser_omp_parallel, cp_parser_omp_task): Set
659 parser->omp_attrs_forbidden_p.
660
419c6c68
GA		 6612021-07-21 Thomas Schwinge <thomas@codesourcery.com>
662 Joseph Myers <joseph@codesourcery.com>
663 Cesar Philippidis <cesar@codesourcery.com>
664
665 * parser.c (cp_parser_omp_clause_name): Handle 'nohost'.
666 (cp_parser_oacc_all_clauses): Handle 'PRAGMA_OACC_CLAUSE_NOHOST'.
667 (OACC_ROUTINE_CLAUSE_MASK): Add 'PRAGMA_OACC_CLAUSE_NOHOST'.
668 * pt.c (tsubst_omp_clauses): Handle 'OMP_CLAUSE_NOHOST'.
669 * semantics.c (finish_omp_clauses): Likewise.
670
6712021-07-21 Jakub Jelinek <jakub@redhat.com>
672
673 PR c++/101516
674 * semantics.c (finish_omp_reduction_clause): Also call
675 complete_type_or_else and return true if it fails.
676
21ea2f93
GA		 6772021-07-19 Iain Sandoe <iain@sandoe.co.uk>
678
679 PR c++/95520
680 * coroutines.cc (struct coroutine_info): Add fields for
681 actor and destroy function decls.
682 (to_ramp): New.
683 (coro_get_ramp_function): New.
684 (coro_get_actor_function): New.
685 (coro_get_destroy_function): New.
686 (act_des_fn): Set up mapping between ramp, actor and
687 destroy functions.
688 (morph_fn_to_coro): Adjust interface to the builder for
689 helper function decls.
690 * cp-tree.h (DECL_ACTOR_FN, DECL_DESTROY_FN, DECL_RAMP_FN,
691 JOIN_STR): New.
692 * mangle.c (write_encoding): Handle coroutine helpers.
693 (write_unqualified_name): Handle lambda coroutine helpers.
694
87277b6a
GA		 6952021-07-16 Patrick Palka <ppalka@redhat.com>
696
697 PR c++/101233
698 * pt.c (alias_ctad_tweaks): Clear cp_unevaluated_operand for
699 substituting DECL_ARGUMENTS.
700
7012021-07-16 Patrick Palka <ppalka@redhat.com>
702
703 DR 960
704 PR c++/99664
705 * search.c (check_final_overrider): Compare TYPE_REF_IS_RVALUE
706 when the return types are references.
707
7082021-07-16 Marek Polacek <polacek@redhat.com>
709
710 * typeck2.c (check_narrowing): Don't suppress the pedantic error
711 in system headers.
712
d97d71a1
GA		 7132021-07-15 Jakub Jelinek <jakub@redhat.com>
714
715 PR c++/101443
716 * cp-gimplify.c (cp_fold): For comparisons with NULLPTR_TYPE
717 operands, fold them right away to true or false.
718
7192021-07-15 Jason Merrill <jason@redhat.com>
720
721 PR c++/101095
722 * cp-objcp-common.c (cp_common_init_ts): Mark types as types.
723 (cp_tree_size): Remove redundant entries.
724
c4fee1c6
GA		 7252021-07-14 Patrick Palka <ppalka@redhat.com>
726
727 PR c++/88252
728 * cp-tree.h (TEMPLATE_TYPE_PARM_FOR_CLASS): Remove.
729 * pt.c (push_template_decl): Remove TEMPLATE_TYPE_PARM_FOR_CLASS
730 handling.
731 (redeclare_class_template): Likewise.
732 (forwarding_reference_p): Define.
733 (maybe_adjust_types_for_deduction): Use it instead. Add 'tparms'
734 parameter.
735 (unify_one_argument): Pass tparms to
736 maybe_adjust_types_for_deduction.
737 (try_one_overload): Likewise.
738 (unify): Likewise.
739 (rewrite_template_parm): Remove TEMPLATE_TYPE_PARM_FOR_CLASS
740 handling.
741
7422021-07-14 Jason Merrill <jason@redhat.com>
743
744 * class.c (struct find_final_overrider_data): Use auto_vec.
745 (find_final_overrider): Remove explicit release.
746 * coroutines.cc (process_conditional): Use auto_vec.
747 * cp-gimplify.c (struct cp_genericize_data): Use auto_vec.
748 (cp_genericize_tree): Remove explicit release.
749 * parser.c (cp_parser_objc_at_property_declaration): Use
750 auto_delete_vec.
751 * semantics.c (omp_reduction_lookup): Use auto_vec.
752
7532021-07-14 Marek Polacek <polacek@redhat.com>
754
755 PR c++/101371
756 * constexpr.c (cxx_eval_array_reference): Create a new .object
757 and .ctor for the non-aggregate non-scalar case too when
758 value-initializing.
759
07bcbf9c
GA		 7602021-07-12 Patrick Palka <ppalka@redhat.com>
761
762 PR c++/79501
763 PR c++/100983
764 * decl.c (grokfndecl): Don't require that deduction guides are
765 declared at namespace scope. Check that class-scope deduction
766 guides have the same access as the member class template.
767 (grokdeclarator): Pretend class-scope deduction guides are static.
768 * search.c (lookup_member): Don't use a BASELINK for (class-scope)
769 deduction guides.
770
269256f3
GA		 7712021-07-10 Patrick Palka <ppalka@redhat.com>
772
773 PR c++/82110
774 * init.c (build_aggr_init): Return error_mark_node if
775 expand_aggr_init_1 returns false.
776 (expand_default_init): Change return type to bool. Return false
777 on error, true on success.
778 (expand_aggr_init_1): Likewise.
779
ef2ace64
GA		 7802021-07-09 Jason Merrill <jason@redhat.com>
781
782 PR c++/101098
783 * decl.c (function_requirements_equivalent_p): Only compare
784 trailing requirements on a specialization.
785
7862021-07-09 Iain Sandoe <iain@sandoe.co.uk>
787
788 * coroutines.cc (build_actor_fn): Move common code to
789 act_des_fn.
790 (build_destroy_fn): Likewise.
791 (act_des_fn): Build the void return here. Ensure that the
792 source location matches the original function.
793
7942021-07-09 Iain Sandoe <iain@sandoe.co.uk>
795
796 * coroutines.cc
797 (coro_rewrite_function_body): Connect the replacement
798 function block to the block nest correctly.
799
8002021-07-09 Patrick Palka <ppalka@redhat.com>
801
802 PR c++/101181
803 * constraint.cc (tsubst_requires_expr): Pass complain/in_decl to
804 add_extra_args.
805 * cp-tree.h (add_extra_args): Add complain/in_decl parameters.
806 * pt.c (build_extra_args): Make a copy of args.
807 (add_extra_args): Add complain/in_decl parameters. Enable the
808 code for handling the case where the extra arguments are
809 dependent.
810 (tsubst_pack_expansion): Pass complain/in_decl to
811 add_extra_args.
812 (tsubst_template_args): Handle missing template arguments.
813 (tsubst_expr) <case IF_STMT>: Pass complain/in_decl to
814 add_extra_args.
815
8162021-07-09 Patrick Palka <ppalka@redhat.com>
817
818 PR c++/101247
819 * pt.c (any_template_parm_r) <case TEMPLATE_DECL>: Just walk the
820 DECL_CONTEXT.
821
fdc4d2a5
GA		 8222021-07-08 Martin Sebor <msebor@redhat.com>
823
824 PR bootstrap/101372
825 * module.cc (identifier): Suppress warning.
826 (module_state::read_macro_maps): Remove warning suppression.
827 (module_state::install_macros): Ditto.
828
8292021-07-08 Marek Polacek <polacek@redhat.com>
830
831 PR c++/101087
832 * cp-tree.h (unevaluated_p): New.
833 * except.c (check_noexcept_r): Use it. Don't walk into
834 unevaluated operands.
835
8362021-07-08 Martin Sebor <msebor@redhat.com>
837
838 PR bootstrap/101374
839 * module.cc (module_state::read_macro_maps): Temporarily disable
840 -Warray-bounds.
841 (module_state::install_macros): Same.
842
6fba0eea
GA		 8432021-07-06 Martin Sebor <msebor@redhat.com>
844
845 * error.c (cp_printer): Remove support for %G and %K.
846
7a60a6e8
GA		 8472021-07-02 Jakub Jelinek <jakub@redhat.com>
848
849 * parser.h (struct cp_lexer): Add in_omp_attribute_pragma member.
850 (struct cp_omp_declare_simd_data): Likewise.
851 * cp-tree.h (enum cp_tree_index): Add CPTI_OMP_IDENTIFIER.
852 (omp_identifier): Define.
853 * parser.c (cp_parser_skip_to_pragma_eol): Handle
854 in_omp_attribute_pragma CPP_PRAGMA_EOL followed by CPP_EOF.
855 (cp_parser_require_pragma_eol): Likewise.
856 (struct cp_omp_attribute_data): New type.
857 (cp_parser_handle_statement_omp_attributes): New function.
858 (cp_parser_statement): Handle OpenMP directives in statement's
859 attribute-specifier-seq.
860 (cp_parser_omp_directive_args, cp_parser_omp_sequence_args): New
861 functions.
862 (cp_parser_std_attribute): Handle omp::directive and omp::sequence
863 attributes.
864 (cp_parser_omp_all_clauses): If in_omp_attribute_pragma, allow
865 a comma also before the first clause.
866 (cp_parser_omp_allocate): Likewise.
867 (cp_parser_omp_atomic): Likewise.
868 (cp_parser_omp_depobj): Likewise.
869 (cp_parser_omp_flush): Likewise.
870 (cp_parser_omp_ordered): Likewise.
871 (cp_parser_omp_declare_simd): Save in_omp_attribute_pragma
872 into struct cp_omp_declare_simd_data.
873 (cp_finish_omp_declare_variant): Add in_omp_attribute_pragma
874 argument. If set, allow a comma also before match clause.
875 (cp_parser_late_parsing_omp_declare_simd): If in_omp_attribute_pragma,
876 allow a comma also before the first clause. Adjust
877 cp_finish_omp_declare_variant caller.
878 (cp_parser_omp_declare_target): If in_omp_attribute_pragma, allow
879 a comma also before the first clause.
880 (cp_parser_omp_declare_reduction_exprs): Likewise.
881 (cp_parser_omp_requires): Likewise.
882 * decl.c (initialize_predefined_identifiers): Initialize
883 omp_identifier.
884 * decl2.c (cplus_decl_attributes): Reject omp::directive and
885 omp::sequence attributes.
886
8872021-07-02 Jakub Jelinek <jakub@redhat.com>
888
889 PR c/101297
890 * parser.c (cp_parser_omp_atomic): Consume comma only if it
891 appears before a CPP_NAME.
892
8932021-07-02 Patrick Palka <ppalka@redhat.com>
894
895 PR c++/101247
896 * pt.c (any_template_parm_r) <case TEMPLATE_DECL>: Rewrite to
897 use common_enclosing_class and to not depend on the TREE_TYPE
898 of outer levels pointing to the corresponding primary template.
899
bea7c16a
GA		 9002021-07-01 Patrick Palka <ppalka@redhat.com>
901
902 PR c++/101194
903 * constexpr.c (cxx_eval_array_reference): When the element type
904 is an empty type and the corresponding element is omitted, just
905 return an empty CONSTRUCTOR instead of attempting value
906 initialization.
907
9082021-07-01 Patrick Palka <ppalka@redhat.com>
909
910 PR c++/96204
911 * pt.c (finish_template_variable): Pass the partially
912 instantiated template and its args to instantiate_template.
913 (instantiate_class_template_1): No need to call
914 push_nested_class and pop_nested_class around the call to
915 most_specialized_partial_spec.
916 (instantiate_template_1): Pass the partially instantiated
917 template to lookup_template_variable.
918 (most_specialized_partial_spec): Use push_access_scope_guard
919 to set the access scope appropriately. Use
920 deferring_access_check_sentinel to force access to get checked
921 immediately.
922 (instantiate_decl): Just pass the VAR_DECL to
923 most_specialized_partial_spec.
924
25b6bfea
GA		 9252021-06-30 Patrick Palka <ppalka@redhat.com>
926
927 * constraint.cc (get_normalized_constraints_from_decl): Use
928 push_access_scope_guard instead of push_nested_class_guard.
929 * cp-tree.h (struct push_nested_class_guard): Replace with ...
930 (struct push_access_scope_guard): ... this.
931 * pt.c (push_access_scope): When the argument corresponds to
932 a class type, push the class instead of its context.
933 (pop_access_scope): Adjust accordingly.
934
9352021-06-30 Marek Polacek <polacek@redhat.com>
936
937 PR c++/100975
938 DR 2397
939 * decl.c (create_array_type_for_decl): Allow array of auto.
940
6bc18203
GA		 9412021-06-29 Jason Merrill <jason@redhat.com>
942
943 * pt.c (instantiate_decl): Only consider partial specializations of
944 actual variable templates.
945
461f937b
GA		 9462021-06-26 Patrick Palka <ppalka@redhat.com>
947
948 PR c++/96204
949 * pt.c (instantiate_class_template_1): Enter the scope of the
950 type when calling most_specialized_partial_spec.
951
9522021-06-26 Jason Merrill <jason@redhat.com>
953
954 PR c++/101040
955 PR c++/97566
956 * class.c (is_empty_field): Handle null argument.
957 * constexpr.c (cxx_eval_bare_aggregate): Discard initializer
958 for empty field.
959
90708f87
GA		 9602021-06-26 Marek Polacek <polacek@redhat.com>
961
962 PR c++/100752
963 * parser.c (cp_parser_declarator): Pass flags down to
964 cp_parser_declarator. Also pass static_p/member_p.
965
9662021-06-25 Martin Sebor <msebor@redhat.com>
967
968 * call.c (build_over_call): Replace direct uses of TREE_NO_WARNING
969 with warning_suppressed_p, suppress_warning, and copy_no_warning, or
970 nothing if not necessary.
971 (set_up_extended_ref_temp): Same.
972 * class.c (layout_class_type): Same.
973 * constraint.cc (constraint_satisfaction_value): Same.
974 * coroutines.cc (finish_co_await_expr): Same.
975 (finish_co_yield_expr): Same.
976 (finish_co_return_stmt): Same.
977 (build_actor_fn): Same.
978 (coro_rewrite_function_body): Same.
979 (morph_fn_to_coro): Same.
980 * cp-gimplify.c (genericize_eh_spec_block): Same.
981 (gimplify_expr_stmt): Same.
982 (cp_genericize_r): Same.
983 (cp_fold): Same.
984 * cp-ubsan.c (cp_ubsan_instrument_vptr): Same.
985 * cvt.c (cp_fold_convert): Same.
986 (convert_to_void): Same.
987 * decl.c (wrapup_namespace_globals): Same.
988 (grokdeclarator): Same.
989 (finish_function): Same.
990 (require_deduced_type): Same.
991 * decl2.c (no_linkage_error): Same.
992 (c_parse_final_cleanups): Same.
993 * except.c (expand_end_catch_block): Same.
994 * init.c (build_new_1): Same.
995 (build_new): Same.
996 (build_vec_delete_1): Same.
997 (build_vec_init): Same.
998 (build_delete): Same.
999 * method.c (defaultable_fn_check): Same.
1000 * parser.c (cp_parser_fold_expression): Same.
1001 (cp_parser_primary_expression): Same.
1002 * pt.c (push_tinst_level_loc): Same.
1003 (tsubst_copy): Same.
1004 (tsubst_omp_udr): Same.
1005 (tsubst_copy_and_build): Same.
1006 * rtti.c (build_if_nonnull): Same.
1007 * semantics.c (maybe_convert_cond): Same.
1008 (finish_return_stmt): Same.
1009 (finish_parenthesized_expr): Same.
1010 (cp_check_omp_declare_reduction): Same.
1011 * tree.c (build_cplus_array_type): Same.
1012 * typeck.c (build_ptrmemfunc_access_expr): Same.
1013 (cp_build_indirect_ref_1): Same.
1014 (cp_build_function_call_vec): Same.
1015 (warn_for_null_address): Same.
1016 (cp_build_binary_op): Same.
1017 (unary_complex_lvalue): Same.
1018 (cp_build_modify_expr): Same.
1019 (build_x_modify_expr): Same.
1020 (convert_for_assignment): Same.
1021
9aa8327e
GA		 10222021-06-24 Patrick Palka <ppalka@redhat.com>
1023
1024 PR c++/98832
1025 * pt.c (maybe_aggr_guide): Handle alias templates appropriately.
1026
10272021-06-24 Patrick Palka <ppalka@redhat.com>
1028
1029 PR c++/101182
1030 * constraint.cc (evaluate_requires_expr): Adjust function comment.
1031 * cp-gimplify.c (cp_genericize_r) <case REQUIRES_EXPR>: Move to ...
1032 (cp_fold) <case REQUIRES_EXPR>: ... here.
1033
10342021-06-24 Jakub Jelinek <jakub@redhat.com>
1035
1036 * parser.c (cp_omp_split_clauses): Pass C_ORT_OMP_TARGET instead of
1037 C_ORT_OMP for clauses on target construct.
1038 (OMP_TARGET_CLAUSE_MASK): Add in_reduction clause.
1039 (cp_parser_omp_target): For non-combined target add
1040 map (always, tofrom:) clauses for OMP_CLAUSE_IN_REDUCTION. Pass
1041 C_ORT_OMP_TARGET to finish_omp_clauses.
1042 * semantics.c (handle_omp_array_sections_1): Adjust ort handling
1043 for addition of C_ORT_OMP_TARGET and simplify, mapping clauses are
1044 never present on C_ORT_*DECLARE_SIMD.
1045 (handle_omp_array_sections): Likewise.
1046 (finish_omp_clauses): Likewise. Handle OMP_CLAUSE_IN_REDUCTION
1047 on C_ORT_OMP_TARGET, set OMP_CLAUSE_MAP_IN_REDUCTION on
1048 corresponding map clauses.
1049 * pt.c (tsubst_expr): Pass C_ORT_OMP_TARGET instead of C_ORT_OMP for
1050 clauses on target construct.
1051
fcf617f0
GA		 10522021-06-23 Patrick Palka <ppalka@redhat.com>
1053
1054 PR c++/101174
1055 * pt.c (push_access_scope): For artificial deduction guides,
1056 set the access scope to that of the constructor.
1057 (pop_access_scope): Likewise.
1058 (build_deduction_guide): Don't set DECL_CONTEXT on the guide.
1059
10602021-06-23 Patrick Palka <ppalka@redhat.com>
1061
1062 PR c++/86439
1063 * call.c (print_error_for_call_failure): Constify 'args' parameter.
1064 (perform_dguide_overload_resolution): Define.
1065 * cp-tree.h: (perform_dguide_overload_resolution): Declare.
1066 * pt.c (do_class_deduction): Use perform_dguide_overload_resolution
1067 instead of build_new_function_call. Don't use tf_decltype or
1068 set cp_unevaluated_operand. Remove unnecessary NULL_TREE tests.
1069
2f080224
GA		 10702021-06-21 Patrick Palka <ppalka@redhat.com>
1071
1072 PR c++/67302
1073 * typeck.c (check_return_expr): Call maybe_undo_parenthesized_ref
1074 sooner, before the NRVO handling.
1075
10762021-06-21 Patrick Palka <ppalka@redhat.com>
1077
1078 PR c++/80431
1079 * tree.c (bot_replace): Use convert_to_base to build the
1080 conversion to the (morally) virtual base.
1081
10822021-06-21 Jakub Jelinek <jakub@redhat.com>
1083
1084 PR inline-asm/100785
1085 * typeck.c (cxx_mark_addressable): Diagnose trying to make
1086 bit-fields addressable.
1087
688359a2
GA		 10882021-06-17 Jason Merrill <jason@redhat.com>
1089
1090 PR c++/101106
1091 * decl.c (duplicate_decls): Make 'deleted after first declaration'
1092 pedwarn on by default.
1093
10942021-06-17 Jason Merrill <jason@redhat.com>
1095
1096 PR c++/101029
1097 * init.c (build_vec_init): Preserve the type of base.
1098
9a61dfdb
GA		 10992021-06-16 Jason Merrill <jason@redhat.com>
1100
1101 PR c++/101078
1102 PR c++/91706
1103 * pt.c (tsubst_baselink): Update binfos in non-dependent case.
1104
ede6c356
GA		 11052021-06-15 Robin Dapp <rdapp@linux.ibm.com>
1106
1107 * decl.c (duplicate_decls): Likewise.
1108
8dc48181
GA		 11092021-06-14 Tobias Burnus <tobias@codesourcery.com>
1110
1111 PR c/100913
1112 * parser.c (cp_parser_omp_clause_affinity): No need to set iterator
1113 var in the error case.
1114
4e70c34e
GA		 11152021-06-13 Trevor Saunders <tbsaunde@tbsaunde.org>
1116
1117 * constexpr.c (cxx_eval_call_expression): Iterate over vec<>
1118 with range based for.
1119 (cxx_eval_store_expression): Likewise.
1120 (cxx_eval_loop_expr): Likewise.
1121 * decl.c (wrapup_namespace_globals): Likewise.
1122 (cp_finish_decl): Likewise.
1123 (cxx_simulate_enum_decl): Likewise.
1124 * parser.c (cp_parser_postfix_expression): Likewise.
1125
8b8c3912
GA		 11262021-06-12 Jason Merrill <jason@redhat.com>
1127
1128 PR c++/101029
1129 * init.c (build_vec_init): Shortcut [0] case.
1130
11312021-06-12 Jason Merrill <jason@redhat.com>
1132
1133 * pt.c (lookup_template_class_1): Shortcut current_class_type.
1134
f16f65f8
GA		 11352021-06-11 Patrick Palka <ppalka@redhat.com>
1136
1137 DR 1227
1138 PR c++/96560
1139 * pt.c (tsubst_arg_types): Rearrange so that we substitute into
1140 TYPE_ARG_TYPES in forward order while short circuiting
1141 appropriately. Adjust formatting.
1142
11432021-06-11 Jakub Jelinek <jakub@redhat.com>
1144
1145 PR c++/100974
1146 * cp-tree.h (struct saved_scope): Add consteval_if_p
1147 member. Formatting fix for the discarded_stmt comment.
1148 (in_consteval_if_p, IF_STMT_CONSTEVAL_P): Define.
1149 * parser.c (cp_parser_lambda_expression): Temporarily disable
1150 in_consteval_if_p when parsing lambda body.
1151 (cp_parser_selection_statement): Parse consteval if.
1152 * decl.c (struct named_label_entry): Add in_consteval_if member.
1153 (level_for_consteval_if): New function.
1154 (poplevel_named_label_1, check_previous_goto_1, check_goto): Handle
1155 consteval if.
1156 * constexpr.c (cxx_eval_builtin_function_call): Clarify in comment
1157 why CP_BUILT_IN_IS_CONSTANT_EVALUATED needs to *non_constant_p
1158 for !ctx->manifestly_const_eval.
1159 (cxx_eval_conditional_expression): For IF_STMT_CONSTEVAL_P evaluate
1160 condition as if it was __builtin_is_constant_evaluated call.
1161 (potential_constant_expression_1): For IF_STMT_CONSTEVAL_P always
1162 recurse on both branches.
1163 * cp-gimplify.c (genericize_if_stmt): Genericize IF_STMT_CONSTEVAL_P
1164 as the else branch.
1165 * pt.c (tsubst_expr) <case IF_STMT>: Copy IF_STMT_CONSTEVAL_P.
1166 Temporarily set in_consteval_if_p when recursing on
1167 IF_STMT_CONSTEVAL_P then branch.
1168 (tsubst_lambda_expr): Temporarily disable
1169 in_consteval_if_p when instantiating lambda body.
1170 * call.c (immediate_invocation_p): Return false when
1171 in_consteval_if_p.
1172
43c35d0d
GA		 11732021-06-11 Marek Polacek <polacek@redhat.com>
1174
1175 PR c++/100995
1176 * constexpr.c (maybe_constexpr_fn): New.
1177 * cp-tree.h (maybe_constexpr_fn): Declare.
1178 * semantics.c (find_std_constant_evaluated_r): New.
1179 (maybe_warn_for_constant_evaluated): New.
1180 (finish_if_stmt_cond): Call it.
1181
11822021-06-10 Patrick Palka <ppalka@redhat.com>
1183
1184 PR c++/67829
1185 * pt.c (unify) <case BOUND_TEMPLATE_TEMPLATE_PARM>: When
1186 the TEMPLATE_DECL of a BOUND_TEMPLATE_TEMPLATE_PARM argument is
1187 a template template parameter, adjust to the
1188 TEMPLATE_TEMPLATE_PARAMETER before falling through.
1189
11902021-06-10 Patrick Palka <ppalka@redhat.com>
1191
1192 PR c++/100946
1193 * constraint.cc (normalize_placeholder_type_constraints): When
1194 normalizing a non-templated return-type-requirement, add a dummy
1195 level to initial_parms.
1196
c6038721
GA		 11972021-06-08 Marek Polacek <polacek@redhat.com>
1198
1199 PR c++/100065
1200 * decl.c (grokdeclarator): Store a value-dependent
1201 explicit-specifier even for deduction guides.
1202
12032021-06-08 Jason Merrill <jason@redhat.com>
1204
1205 * parser.c (cp_parser_string_literal): Adjust diagnostic.
1206
12072021-06-08 Jason Merrill <jason@redhat.com>
1208
1209 PR c++/100963
1210 * call.c (perfect_conversion_p): Check check_narrowing.
1211
12122021-06-08 Jason Merrill <jason@redhat.com>
1213
1214 PR c++/91706
1215 * name-lookup.c (get_class_binding): Keep a BASELINK.
1216 (set_inherited_value_binding_p): Adjust.
1217 * lambda.c (is_lambda_ignored_entity): Adjust.
1218 * pt.c (lookup_template_function): Copy a BASELINK before
1219 modifying it.
1220
12212021-06-08 Jason Merrill <jason@redhat.com>
1222
1223 PR c++/91706
1224 * semantics.c (baselink_for_fns): Fix BASELINK_BINFO.
1225
12262021-06-08 Jason Merrill <jason@redhat.com>
1227
1228 * module.cc (duplicate_hash::hash): Comment out.
1229 (trees_in::tree_value): Adjust loop counter.
1230
12312021-06-08 Jason Merrill <jason@redhat.com>
1232
1233 PR c++/100102
1234 * init.c (build_offset_ref): Return the BASELINK for a static
1235 member function.
1236
438aac59
GA		 12372021-06-07 Patrick Palka <ppalka@redhat.com>
1238
1239 PR c++/100918
1240 * parser.c (cp_parser_lookup_name): Check access of the lookup
1241 result before we potentially adjust an injected-class-name to
1242 its TEMPLATE_DECL.
1243
7d6987e9
GA		 12442021-06-06 Jakub Jelinek <jakub@redhat.com>
1245
1246 PR c/100902
1247 * parser.c (cp_parser_omp_target): Call c_omp_adjust_map_clauses
1248 even when target is combined with other constructs.
1249
600f90cb
GA		 12502021-06-04 Patrick Palka <ppalka@redhat.com>
1251
1252 PR c++/100893
1253 * pt.c (convert_template_argument): Strip top-level cv-quals
1254 on the substituted type of a non-type template parameter.
1255
12562021-06-04 Patrick Palka <ppalka@redhat.com>
1257
1258 PR c++/100102
1259 * pt.c (tsubst_function_decl): Remove old code for reducing
1260 args when it has excess levels.
1261
12622021-06-04 Jakub Jelinek <jakub@redhat.com>
1263
1264 PR c++/100872
1265 * name-lookup.c (maybe_save_operator_binding): Add op_attr after all
1266 ATTR_IS_DEPENDENT attributes in the DECL_ATTRIBUTES list rather than
1267 to the start.
1268
440c8a0a
GA		 12692021-06-03 Patrick Palka <ppalka@redhat.com>
1270
1271 PR c++/100592
1272 * decl.c (make_typename_type): After calling
1273 lookup_template_class, adjust the result to its TYPE_NAME and
1274 then consider the tf_keep_type_decl flag.
1275
12762021-06-03 Patrick Palka <ppalka@redhat.com>
1277
1278 PR c++/100862
1279 * pt.c (set_current_access_from_decl): Move to ...
1280 * class.c (set_current_access_from_decl): ... here.
1281 (handle_using_decl): Use it to propagate the access of the
1282 using-enum decl to the copy of the imported enumerator.
1283 * cp-tree.h (set_current_access_from_decl): Declare.
1284 * decl.c (build_enumerator): Simplify using make_temp_override
1285 and set_current_access_from_decl.
1286
12872021-06-03 Jakub Jelinek <jakub@redhat.com>
1288
1289 PR c++/100859
1290 * semantics.c (handle_omp_array_sections_1): For
1291 OMP_CLAUSE_{AFFINITY,DEPEND} handle FIELD_DECL base using
1292 finish_non_static_data_member and allow this as base.
1293 (finish_omp_clauses): Move OMP_CLAUSE_AFFINITY
1294 after depend only cases. Let this be diagnosed by !lvalue_p
1295 case for OMP_CLAUSE_{AFFINITY,DEPEND} and remove useless
1296 assert.
1297 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_AFFINITY.
1298
9663c744
GA		 12992021-06-02 Jason Merrill <jason@redhat.com>
1300
1301 PR c++/100838
1302 * call.c (convert_like_internal): Clear tf_no_cleanup when
1303 recursing.
1304 (build_user_type_conversion_1): Only add ck_rvalue if
1305 LOOKUP_ONLYCONVERTING.
1306
b75978d1
GA		 13072021-06-01 Patrick Palka <ppalka@redhat.com>
1308
1309 PR c++/65816
1310 * init.c (expand_aggr_init_1): Check
1311 type_has_non_user_provided_default_constructor instead of
1312 type_has_user_provided_constructor.
1313
13142021-06-01 Jason Merrill <jason@redhat.com>
1315
1316 PR c++/91859
1317 * call.c (build_op_delete_call): Don't set CALL_FROM_NEW_OR_DELETE_P
1318 for destroying delete.
1319 * init.c (build_delete): Don't clobber before destroying delete.
1320
13212021-06-01 Jason Merrill <jason@redhat.com>
1322
1323 PR c++/94492
1324 * decl2.c (cp_warn_deprecated_use): Check warning_enabled_at.
1325
ee682192
GA		 13262021-05-31 Richard Biener <rguenther@suse.de>
1327
1328 PR c++/88601
1329 * cp-objcp-common.c (names_builtin_p): Handle
1330 RID_BUILTIN_SHUFFLEVECTOR.
1331 * cp-tree.h (build_x_shufflevector): Declare.
1332 * parser.c (cp_parser_postfix_expression): Handle
1333 RID_BUILTIN_SHUFFLEVECTOR.
1334 * pt.c (tsubst_copy_and_build): Handle IFN_SHUFFLEVECTOR.
1335 * typeck.c (build_x_shufflevector): Build either a lowered
1336 VEC_PERM_EXPR or an unlowered shufflevector via a temporary
1337 internal function IFN_SHUFFLEVECTOR.
1338
48166757
GA		 13392021-05-28 Jason Merrill <jason@redhat.com>
1340
1341 * constexpr.c (build_data_member_initialization): Use tsi_range.
1342 (build_constexpr_constructor_member_initializers): Likewise.
1343 (constexpr_fn_retval, cxx_eval_statement_list): Likewise.
1344 (potential_constant_expression_1): Likewise.
1345 * coroutines.cc (await_statement_expander): Likewise.
1346 (await_statement_walker): Likewise.
1347 * module.cc (trees_out::core_vals): Likewise.
1348 * pt.c (tsubst_expr): Likewise.
1349 * semantics.c (set_cleanup_locs): Likewise.
1350
13512021-05-28 Jason Merrill <jason@redhat.com>
1352
1353 PR c++/100797
1354 PR c++/95719
1355 * call.c (build_over_call): Adjust base_binfo in
1356 resolves_to_fixed_type_p case.
1357
13582021-05-28 Jakub Jelinek <jakub@redhat.com>
1359
1360 PR middle-end/99928
1361 * semantics.c (handle_omp_array_sections): Copy
1362 OMP_CLAUSE_MAP_IMPLICIT.
1363 (finish_omp_clauses): Move not just OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT
1364 marked clauses last, but also OMP_CLAUSE_MAP_IMPLICIT. Add
1365 map_firstprivate_head bitmap, set it for GOMP_MAP_FIRSTPRIVATE_POINTER
1366 maps and silently remove OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT if it is
1367 present too. For OMP_CLAUSE_MAP_IMPLICIT silently remove the clause
1368 if present in map_head, map_field_head or map_firstprivate_head
1369 bitmaps.
1370
13712021-05-28 Tobias Burnus <tobias@codesourcery.com>
1372
1373 * parser.c (cp_parser_omp_clause_affinity): New.
1374 (cp_parser_omp_clause_name, cp_parser_omp_var_list_no_open,
1375 cp_parser_omp_all_clauses, OMP_TASK_CLAUSE_MASK): Handle affinity
1376 clause.
1377 * semantics.c (handle_omp_array_sections_1, handle_omp_array_sections,
1378 finish_omp_clauses): Likewise.
1379
cd62d089
GA		 13802021-05-27 Matthias Kretz <kretz@kde.org>
1381
1382 PR c++/100716
1383 * error.c (dump_template_bindings): Include code to print
1384 "[with" and ']', conditional on whether anything is printed at
1385 all. This is tied to whether a semicolon is needed to separate
1386 multiple template parameters. If the template argument repeats
1387 the template parameter (T = T), then skip the parameter.
1388 (dump_substitution): Moved code to print "[with" and ']' to
1389 dump_template_bindings.
1390 (dump_function_decl): Partial revert of PR50828, which masked
1391 TFF_TEMPLATE_NAME for all of dump_function_decl. Now
1392 TFF_TEMPLATE_NAME is masked for the scope of the function and
1393 only carries through to dump_function_name.
1394 (dump_function_name): Avoid calling dump_template_parms if
1395 TFF_TEMPLATE_NAME is set.
1396
13972021-05-27 Matthias Kretz <kretz@kde.org>
1398
1399 PR c++/100763
1400 * error.c: Call dump_scope when printing a typedef.
1401
14022021-05-27 Patrick Palka <ppalka@redhat.com>
1403
1404 PR c++/99893
1405 * tree.c (cp_walk_subtrees) <case STATIC_ASSERT>: New case.
1406
14072021-05-27 Jason Merrill <jason@redhat.com>
1408
1409 PR c++/86355
1410 * pt.c (use_pack_expansion_extra_args_p): Don't compare
1411 args from the same argument pack.
1412
14132021-05-27 Patrick Palka <ppalka@redhat.com>
1414
1415 DR 1315
1416 PR c++/67593
1417 PR c++/96555
1418 * pt.c (process_partial_specialization): Don't error on a
1419 non-simple non-type template argument that involves template
1420 parameters.
1421 (for_each_template_parm_r): Don't walk TRAIT_EXPR, PLUS_EXPR,
1422 MULT_EXPR, or SCOPE_REF when include_nondeduced_p is false.
1423
01c59ef2
GA		 14242021-05-26 Patrick Palka <ppalka@redhat.com>
1425
1426 PR c++/100502
1427 * typeck.c (finish_class_member_access_expr): Disable ahead
1428 of time access checking during the member lookup.
1429
14302021-05-26 Patrick Palka <ppalka@redhat.com>
1431
1432 PR c++/100368
1433 * tree.c (build_target_expr_with_type): Don't call force_rvalue
1434 on CALL_EXPR initializer. Simplify now that bot_manip is no
1435 longer a caller.
1436 (bot_manip): Use force_target_expr instead of
1437 build_target_expr_with_type.
1438
14392021-05-26 Patrick Palka <ppalka@redhat.com>
1440
1441 PR c++/97420
1442 * cvt.c (noexcept_conv_p): Remove redundant checks and simplify.
1443 (fnptr_conv_p): Don't call non_reference. Use INDIRECT_TYPE_P
1444 instead of TYPE_PTR_P.
1445 * pt.c (convert_nontype_argument_function): Look through
1446 implicit INDIRECT_REFs before calling strip_fnptr_conv.
1447
2bc6dace
GA		 14482021-05-25 Jakub Jelinek <jakub@redhat.com>
1449
1450 PR c++/100666
1451 * call.c (convert_arg_to_ellipsis): For expressions with NULLPTR_TYPE
1452 and side-effects, temporarily disable -Wunused-result warning when
1453 building COMPOUND_EXPR.
1454
2832d51b
GA		 14552021-05-21 Jakub Jelinek <jakub@redhat.com>
1456
1457 PR middle-end/99928
1458 * semantics.c (finish_omp_clauses): Move firstprivate clauses with
1459 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT to the end of the chain. Don't error
1460 if a decl is mentioned both in map clause and in such firstprivate
1461 clause unless OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET is also set.
1462
ea34e2ed
GA		 14632021-05-20 Jason Merrill <jason@redhat.com>
1464
1465 * call.c (reference_binding): Check for designator.
1466 (implicit_conversion_1, build_special_member_call): Likewise.
1467 * decl.c (reshape_init_r): Likewise.
1468 * pt.c (do_class_deduction): Likewise.
1469 * typeck2.c (digest_init_r): Likewise.
1470
14712021-05-20 Jason Merrill <jason@redhat.com>
1472
1473 PR c++/100489
1474 * decl.c (reshape_init_class): Handle designator for
1475 member of anonymous aggregate here.
1476 * typeck2.c (process_init_constructor_record): Not here.
1477
14782021-05-20 Jonathan Wakely <jwakely@redhat.com>
1479
1480 * call.c (maybe_warn_array_conv): Use new warning option.
1481 * decl.c (mark_inline_variable, grokdeclarator): Likewise.
1482 * error.c (maybe_warn_cpp0x): Likewise.
1483 * parser.c (cp_parser_primary_expression)
1484 (cp_parser_unqualified_id)
1485 (cp_parser_pseudo_destructor_name)
1486 (cp_parser_lambda_introducer)
1487 (cp_parser_lambda_declarator_opt)
1488 (cp_parser_selection_statement)
1489 (cp_parser_init_statement)
1490 (cp_parser_decomposition_declaration)
1491 (cp_parser_function_specifier_opt)
1492 (cp_parser_static_assert)
1493 (cp_parser_namespace_definition)
1494 (cp_parser_using_declaration)
1495 (cp_parser_asm_definition)
1496 (cp_parser_ctor_initializer_opt_and_function_body)
1497 (cp_parser_initializer_list)
1498 (cp_parser_type_parameter_key)
1499 (cp_parser_member_declaration)
1500 (cp_parser_try_block)
1501 (cp_parser_std_attribute_spec): Likewise.
1502 * pt.c (check_template_variable): Likewise.
1503
15042021-05-20 Jason Merrill <jason@redhat.com>
1505
1506 PR c++/100634
1507 * pt.c (invalid_nontype_parm_type_p): Return true for COMPLEX_TYPE.
1508
15092021-05-20 Jason Merrill <jason@redhat.com>
1510
1511 PR c++/100659
1512 * cp-tree.h (CONST_DECL_USING_P): Check for null TREE_TYPE.
1513
65f32e5d
GA		 15142021-05-19 Jason Merrill <jason@redhat.com>
1515
1516 PR c++/100367
1517 PR c++/96299
1518 * method.c (genericize_spaceship): Use fold_build2 for scalar
1519 operands.
1520
15212021-05-19 Jason Merrill <jason@redhat.com>
1522
1523 * pt.c (build_deduction_guide): Treat the implicit deduction guide
1524 as a member of the class.
1525
15262021-05-19 Marek Polacek <polacek@redhat.com>
1527
1528 PR c++/100596
1529 * cp-tree.h (any_non_type_attribute_p): Remove.
1530 * decl.c (grokdeclarator): Turn an error into a warning and only
1531 warn for standard attributes.
1532 * decl2.c (any_non_type_attribute_p): Remove.
1533 * parser.c (cp_parser_elaborated_type_specifier): Turn an error
1534 into a warning and only warn for standard attributes.
1535 (cp_parser_member_declaration): Likewise.
1536
15372021-05-19 Martin Liska <mliska@suse.cz>
1538
1539 PR testsuite/100658
1540 * mangle.c (write_encoding): Fix typos.
1541
15422021-05-19 Jakub Jelinek <jakub@redhat.com>
1543
1544 PR middle-end/99928
1545 * parser.c (cp_parser_omp_master): Set OMP_MASTER_COMBINED on
1546 master when combined with taskloop.
1547 (cp_parser_omp_parallel): Don't set OMP_PARALLEL_COMBINED on
1548 parallel master when not combined with taskloop.
1549
15502021-05-19 Jason Merrill <jason@redhat.com>
1551
1552 PR c++/100261
1553 * rtti.c (get_tinfo_decl_direct): Check TYPE_TRANSPARENT_AGGR.
1554
15552021-05-19 Jason Merrill <jason@redhat.com>
1556
1557 PR c++/100372
1558 * tree.c (strip_typedefs): Only look at the pattern of a
1559 TYPE_PACK_EXPANSION if it's a type.
1560
a8daf9a1
GA		 15612021-05-18 Marek Polacek <polacek@redhat.com>
1562
1563 * class.c (classtype_has_non_deleted_copy_ctor): Remove.
1564 * constraint.cc (contains_wildcard_p): Likewise.
1565 (get_template_head_requirements): Likewise.
1566 (check_constrained_friend): Likewise.
1567 (subsumes_constraints): Likewise.
1568 * cp-tree.h (classtype_has_non_deleted_copy_ctor): Likewise.
1569 (push_void_library_fn): Likewise.
1570 (get_pattern_parm): Likewise.
1571 (get_template_parms_at_level): Likewise.
1572 (lambda_return_type): Likewise.
1573 (get_template_head_requirements): Likewise.
1574 (check_constrained_friend): Likewise.
1575 (subsumes_constraints): Likewise.
1576 * decl.c (push_void_library_fn): Likewise.
1577 * lambda.c (lambda_return_type): Likewise.
1578 * pt.c (get_template_parms_at_level): Likewise.
1579 (get_pattern_parm): Likewise.
1580
15812021-05-18 Jason Merrill <jason@redhat.com>
1582
1583 PR c++/100644
1584 * call.c (perfect_candidate_p): An implicitly deleted move
1585 is not perfect.
1586
15872021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
1588
1589 PR c++/100281
1590 * cvt.c (cp_convert_to_pointer): Use the size of the target
1591 pointer type.
1592 * tree.c (cp_build_reference_type): Call
1593 cp_build_reference_type_for_mode with VOIDmode.
1594 (cp_build_reference_type_for_mode): Rename from
1595 cp_build_reference_type. Add MODE argument and invoke
1596 build_reference_type_for_mode.
1597 (strip_typedefs): Use build_pointer_type_for_mode and
1598 cp_build_reference_type_for_mode for pointers and references.
1599
a7ffc1ef
GA		 16002021-05-17 Jonathan Wakely <jwakely@redhat.com>
1601
1602 PR c++/100635
1603 * call.c (convert_like_internal): Print different diagnostic if
1604 the lvalue reference is const.
1605
87a7d10c
GA		 16062021-05-14 Jason Merrill <jason@redhat.com>
1607
1608 PR c++/95870
1609 * pt.c (enclosing_instantiation_of): Just compare
1610 DECL_SOURCE_LOCATION.
1611 (regenerate_decl_from_template): Copy DECL_SOURCE_LOCATION.
1612
16132021-05-14 Marek Polacek <polacek@redhat.com>
1614 Jason Merrill <jason@redhat.com>
1615
1616 PR c++/99032
1617 * cp-tree.h (any_non_type_attribute_p): Declare.
1618 * decl.c (grokdeclarator): Diagnose when an attribute appertains to
1619 a friend declaration that is not a definition.
1620 * decl2.c (any_non_type_attribute_p): New.
1621 * parser.c (cp_parser_decl_specifier_seq): Diagnose standard attributes
1622 in the middle of decl-specifiers.
1623 (cp_parser_elaborated_type_specifier): Diagnose when an attribute
1624 appertains to a friend declaration that is not a definition.
1625 (cp_parser_member_declaration): Likewise.
1626
0ff3a0f2
GA		 16272021-05-12 Marek Polacek <polacek@redhat.com>
1628
1629 * pt.c (tsubst_copy_and_build): Add warn_int_in_bool_context
1630 sentinel.
1631
16322021-05-12 Marcel Vollweiler <marcel@codesourcery.com>
1633
1634 * parser.c (cp_parser_omp_clause_map): Support map-type-modifier
1635 'close'.
1636
037e3661
GA		 16372021-05-11 Jason Merrill <jason@redhat.com>
1638
1639 PR c++/100517
1640 * typeck.c (build_reinterpret_cast_1): Check intype on
1641 cast to vector.
1642
16432021-05-11 Patrick Palka <ppalka@redhat.com>
1644
1645 PR c++/51577
1646 * name-lookup.c (maybe_save_operator_binding): Unconditionally
1647 enable for all function templates, not just generic lambdas.
1648 Handle compound-assignment operator expressions.
1649 * typeck.c (build_x_compound_expr): Call maybe_save_operator_binding
1650 in the type-dependent case.
1651 (build_x_modify_expr): Likewise. Move declaration of 'op' closer
1652 to its first use.
1653
16542021-05-11 Patrick Palka <ppalka@redhat.com>
1655
1656 PR c++/100138
1657 * constraint.cc (tsubst_constraint): Set up cp_unevaluated.
1658 (satisfy_atom): Set up iloc_sentinel before calling
1659 cxx_constant_value.
1660 * pt.c (tsubst_pack_expansion): When returning a rebuilt pack
1661 expansion, carry over PACK_EXPANSION_LOCAL_P and
1662 PACK_EXPANSION_SIZEOF_P from the original pack expansion.
1663
aa891c56
GA		 16642021-05-10 Richard Biener <rguenther@suse.de>
1665
1666 PR middle-end/100464
1667 PR c++/100468
1668 * call.c (set_up_extended_ref_temp): Mark the temporary
1669 addressable if the TARGET_EXPR was.
1670
16712021-05-10 Martin Liska <mliska@suse.cz>
1672
1673 * decl.c (duplicate_decls): Use startswith
1674 function instead of strncmp.
1675 (cxx_builtin_function): Likewise.
1676 (omp_declare_variant_finalize_one): Likewise.
1677 (grokfndecl): Likewise.
1678 * error.c (dump_decl_name): Likewise.
1679 * mangle.c (find_decomp_unqualified_name): Likewise.
1680 (write_guarded_var_name): Likewise.
1681 (decl_tls_wrapper_p): Likewise.
1682 * parser.c (cp_parser_simple_type_specifier): Likewise.
1683 (cp_parser_tx_qualifier_opt): Likewise.
1684 * pt.c (template_parm_object_p): Likewise.
1685 (dguide_name_p): Likewise.
1686
16872021-05-10 Martin Liska <mliska@suse.cz>
1688
1689 PR c++/99616
1690 * decl.c (grokdeclarator): Remove redundant NULL check.
1691
62d87a32
GA		 16922021-05-07 Jason Merrill <jason@redhat.com>
1693
1694 * tree.c (rvalue): Assert expr is not a class lvalue.
1695
16962021-05-07 Jason Merrill <jason@redhat.com>
1697
1698 * cp-tree.h (build_stub_object): Declare.
1699 * method.c (build_stub_object): No longer static.
1700 * call.c (can_convert): Use it.
1701 * tree.c (build_dummy_object): Adjust comment.
1702 * typeck.c (cp_build_binary_op): Wrap SPACESHIP_EXPR in a
1703 TARGET_EXPR.
1704
17052021-05-07 Jason Merrill <jason@redhat.com>
1706
1707 * coroutines.cc (build_co_await): Don't call 'rvalue'.
1708 (flatten_await_stmt): Simplify initialization.
1709 (morph_fn_to_coro): Change 'rvalue' to 'move'. Simplify.
1710
99e8df7a
GA		 17112021-05-04 Tobias Burnus <tobias@codesourcery.com>
1712
1713 * semantics.c (finish_omp_reduction_clause): Accept float + complex
1714 for || and && reductions.
1715
e690396d
GA		 17162021-05-03 Patrick Palka <ppalka@redhat.com>
1717
1718 PR c++/100362
1719 * parser.c (cp_parser_class_head): Reinstate calls to pushclass
1720 and popclass when parsing the base-clause that were removed in
1721 r11-6815.
1722
17232021-05-03 Patrick Palka <ppalka@redhat.com>
1724
1725 PR c++/68942
1726 PR c++/100344
1727 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: Set tf_conv
1728 only when the callee is a FUNCTION_DECL.
1729
17302021-05-03 Marek Polacek <polacek@redhat.com>
1731
1732 PR c++/100055
1733 * decl.c (grokfndecl): Check current_template_parms.
1734
17352021-05-03 Marek Polacek <polacek@redhat.com>
1736
1737 DR 1312
1738 * constexpr.c (cxx_eval_constant_expression): Don't check
1739 integer_zerop.
1740
620a0635
GA		 17412021-05-01 Jason Merrill <jason@redhat.com>
1742
1743 * cp-tree.h (class ovl_iterator): Allow copying. Add op==.
1744 (class ovl_range, class lkp_range): New.
1745 * call.c (build_op_call_1, add_candidates): Use them.
1746 (build_op_delete_call, has_trivial_copy_assign_p): Likewise.
1747 (has_trivial_copy_p): Likewise.
1748 * class.c (handle_using_decl, get_basefndecls): Likewise.
1749 (maybe_warn_about_overly_private_class): Likewise.
1750 (warn_hidden, add_implicitly_declared_members): Likewise.
1751 (check_methods, clone_constructors_and_destructors): Likewise.
1752 (type_has_user_nondefault_constructor): Likewise.
1753
3c8e539d
GA		 17542021-04-29 Jason Merrill <jason@redhat.com>
1755
1756 * constexpr.c (cxx_fold_indirect_ref_1): Only set *empty_base if we
1757 don't find a field.
1758
17592021-04-29 Jason Merrill <jason@redhat.com>
1760
1761 PR c++/51344
1762 * decl2.c (grokfield): Call cplus_decl_attributes for friend.
1763 (save_template_attributes): Use chainon.
1764 * friend.c (do_friend): Remove attrlist parm.
1765 * cp-tree.h (do_friend): Adjust.
1766 * class.c (add_implicitly_declared_members): Adjust.
1767 * decl.c (grokdeclarator): Adjust.
1768 * pt.c (apply_late_template_attributes): Optimize.
1769
17702021-04-29 Jason Merrill <jason@redhat.com>
1771
1772 PR c++/97974
1773 * class.c (finish_struct_anon_r): Drop complain parm.
1774 Remove non-field diagnostic.
1775 (finish_struct_anon): Adjust.
1776 * decl.c (fixup_anonymous_aggr): Move non-field diagnostic here.
1777
17782021-04-29 Jason Merrill <jason@redhat.com>
1779
1780 * cp-tree.h (cp_evaluated): Add reset parm to constructor.
1781 * parser.c (cp_parser_constant_expression): Change
1782 allow_non_constant_p to int. Use cp_evaluated.
1783 (cp_parser_initializer_clause): Pass 2 to allow_non_constant_p.
1784 * semantics.c (finish_id_expression_1): Don't mess with
1785 cp_unevaluated_operand here.
1786
17872021-04-29 Jason Merrill <jason@redhat.com>
1788
1789 * cp-tree.h: Clarify comments.
1790 * pt.c (get_template_parm_object): Add assert.
1791 * semantics.c (finish_compound_literal): Clear TREE_HAS_CONSTRUCTOR.
1792 * tree.c (zero_init_expr_p): Check TREE_HAS_CONSTRUCTOR.
1793 * typeck2.c (store_init_value): Likewise.
1794
17952021-04-29 Patrick Palka <ppalka@redhat.com>
1796
1797 PR c++/68942
1798 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: When KOENIG_P,
1799 set tf_conv during the initial substitution into the function.
1800
18012021-04-29 Jakub Jelinek <jakub@redhat.com>
1802
1803 PR c++/100319
1804 * semantics.c (finish_omp_clauses): Fix up check that variable
1805 mentioned in detach clause doesn't appear in data-sharing clauses.
1806
e4ff4ffb
GA		 18072021-04-28 Jakub Jelinek <jakub@redhat.com>
1808
1809 * module.cc: Remove #error that triggers if DEV-PHASE is empty.
1810
8f54dd61
GA		 18112021-04-27 Jason Merrill <jason@redhat.com>
1812
1813 PR c++/92145
1814 * class.c (classtype_has_depr_implicit_copy): Check DECL_CONTEXT
1815 of operator=.
1816
18172021-04-27 Patrick Palka <ppalka@redhat.com>
1818
1819 PR c++/88580
1820 * pt.c (tsubst_initializer_list): Correctly handle the case
1821 where an argument inside a base initializer pack expansion is
1822 itself a pack expansion.
1823
c0fa3f2f
GA		 18242021-04-26 Patrick Palka <ppalka@redhat.com>
1825
1826 PR c++/100209
1827 * constexpr.c (cxx_fold_indirect_ref): Try to canonicalize the
1828 object/offset pair for a POINTER_PLUS_EXPR of a COMPONENT_REF
1829 with a negative offset into one whose offset is nonnegative
1830 before calling cxx_fold_indirect_ref_1.
1831
502ef97c
GA		 18322021-04-24 Patrick Palka <ppalka@redhat.com>
1833
1834 PR c++/89565
1835 PR c++/93383
1836 PR c++/95291
1837 PR c++/99200
1838 PR c++/99683
1839 * pt.c (do_class_deduction): Punt if the initializer is
1840 type-dependent.
1841
18422021-04-24 Patrick Palka <ppalka@redhat.com>
1843
1844 PR c++/87709
1845 * parser.c (cp_parser_type_id_1): If we see a template
1846 placeholder, first try simulating an error before issuing
1847 a real error.
1848
05ec629f
GA		 18492021-04-23 Patrick Palka <ppalka@redhat.com>
1850
1851 PR c++/98767
1852 * cxx-pretty-print.c (pp_cxx_parameter_declaration_clause):
1853 Adjust parameter list loop to iterate over 'types' instead of
1854 'args'. Output the trailing '...' for a variadic function.
1855 Remove PARM_DECL support.
1856 (pp_cxx_requires_expr): Pretty print the parameter list directly
1857 instead of going through pp_cxx_parameter_declaration_clause.
1858
18592021-04-23 Patrick Palka <ppalka@redhat.com>
1860
1861 DR 2374
1862 * decl.c (is_direct_enum_init): Check the implicit
1863 convertibility requirement added by CWG 2374.
1864
18652021-04-23 Martin Liska <mliska@suse.cz>
1866
1867 * cp-tree.h (STATIC_ASSERT): Prefer static assert.
1868 * lex.c (init_operators): Remove run-time check.
1869
e3948473
GA		 18702021-04-22 Marek Polacek <polacek@redhat.com>
1871
1872 PR c++/100161
1873 * pt.c (tsubst_copy_and_build) <case PLUS_EXPR>: Test op0 and
1874 op1 separately for value- or type-dependence.
1875
c1ef0c92
GA		 18762021-04-21 Marek Polacek <polacek@redhat.com>
1877
1878 PR c++/96380
1879 * parser.c (cp_parser_enum_specifier): Don't allow defining
1880 types in enum-base.
1881
18822021-04-21 Martin Liska <mliska@suse.cz>
1883
1884 Revert:
1885 2021-04-21 Martin Liska <mliska@suse.cz>
1886
1887 * error.c (dump_decl): Use flags in dump_generic_node call.
1888
18892021-04-21 Martin Liska <mliska@suse.cz>
1890
1891 * error.c (dump_decl): Use flags in dump_generic_node call.
1892
18932021-04-21 Martin Liska <mliska@suse.cz>
1894
1895 * error.c (dump_decl): Support anonymous labels.
1896
be8aad8d
GA		 18972021-04-20 Jason Merrill <jason@redhat.com>
1898
1899 PR c++/100109
1900 * pt.c (find_parameter_packs_r): Look into enum initializers.
1901
6e81e015
GA		 19022021-04-19 Marek Polacek <polacek@redhat.com>
1903
1904 PR c++/97536
1905 * decl.c (grokvardecl): Given an error when a concept is not defined
1906 at namespace scope.
1907
8ae884c0
GA		 19082021-04-16 Jakub Jelinek <jakub@redhat.com>
1909
1910 PR c++/100111
1911 * constexpr.c (cxx_eval_store_expression): Don't add CONSTRUCTORs
1912 for empty classes into *valp when types don't match even when *valp
1913 is NULL.
1914
19152021-04-16 Marek Polacek <polacek@redhat.com>
1916
1917 PR c++/99803
1918 * decl.c (make_typename_type): Give an error and return when
1919 name is is_overloaded_fn.
1920 * parser.c (cp_parser_class_name): Don't check is_overloaded_fn
1921 before calling make_typename_type.
1922
19232021-04-16 Patrick Palka <ppalka@redhat.com>
1924
1925 PR c++/99700
1926 * constexpr.c (reduced_constant_expression_p): For array
1927 CONSTRUCTORs, use a dedicated loop that additionally verifies
1928 the CONSTRUCTOR spans the entire array.
1929
19302021-04-16 Jakub Jelinek <jakub@redhat.com>
1931
1932 PR c++/99850
1933 * parser.c (cp_parser_constraint_requires_parens) <case CPP_DEREF>:
1934 If lambda_p, return pce_ok instead of pce_maybe_postfix.
1935
19362021-04-16 Jakub Jelinek <jakub@redhat.com>
1937
1938 PR c++/99833
1939 * pt.c (extract_locals_r): When handling DECL_EXPR of a structured
1940 binding, add to data.internal also all corresponding structured
1941 binding decls.
1942
19432021-04-16 Jason Merrill <jason@redhat.com>
1944
1945 PR c++/100079
1946 * cp-tree.h (first_field): Declare.
1947 * mangle.c (range_expr_nelts): New.
1948 (write_expression): Improve class NTTP mangling.
1949 * pt.c (get_template_parm_object): Clear TREE_HAS_CONSTRUCTOR.
1950 * tree.c (zero_init_expr_p): Improve class NTTP handling.
1951 * decl.c: Adjust comment.
1952
ee351f7f
GA		 19532021-04-15 Jason Merrill <jason@redhat.com>
1954
1955 PR c++/80456
1956 * call.c (build_new_method_call_1): Check again for side-effects
1957 with a volatile object.
1958
19592021-04-15 Jason Merrill <jason@redhat.com>
1960
1961 PR c++/100101
1962 PR c++/99583
1963 * pt.c (find_parameter_packs_r) [FUNCTION_TYPE]: Walk into
1964 TYPE_RAISES_EXCEPTIONS here.
1965 * tree.c (cp_walk_subtrees): Not here.
1966
19672021-04-15 Jason Merrill <jason@redhat.com>
1968
1969 PR c++/100091
1970 PR c++/99478
1971 * parser.c (cp_parser_default_type_template_argument): Set
1972 parser->local_variables_forbidden_p.
1973
19742021-04-15 Richard Sandiford <richard.sandiford@arm.com>
1975
1976 PR c++/98852
1977 * typeck.c (merge_type_attributes_from): New function.
1978 (cp_common_type): Use it for vector types.
1979
df3b1289
GA		 19802021-04-14 Jason Merrill <jason@redhat.com>
1981
1982 PR c++/100078
1983 PR c++/93085
1984 * pt.c (uses_outer_template_parms): Also look at default
1985 template argument.
1986
19872021-04-14 Jason Merrill <jason@redhat.com>
1988
1989 PR c++/93314
1990 * semantics.c (finish_id_expression_1): Clear cp_unevaluated_operand
1991 for a non-static data member in a constant-expression.
1992
19932021-04-14 Patrick Palka <ppalka@redhat.com>
1994
1995 PR c++/83476
1996 PR c++/99885
1997 * pt.c (deducible_expression): Look through implicit
1998 INDIRECT_REFs as well.
1999
20002021-04-14 Jason Merrill <jason@redhat.com>
2001
2002 PR c++/99478
2003 * parser.c (cp_parser_lambda_expression): Reject lambda
2004 in template parameter type.
2005
20062021-04-14 Jason Merrill <jason@redhat.com>
2007
2008 PR c++/90674
2009 * decl.c (duplicate_decls): Don't propagate
2010 DECL_INITIALIZED_IN_CLASS_P to a specialization.
2011
20122021-04-14 Jason Merrill <jason@redhat.com>
2013
2014 PR c++/88742
2015 PR c++/49951
2016 PR c++/58123
2017 * semantics.c (set_cleanup_locs): New.
2018 (do_poplevel): Call it.
2019 * parser.c (cp_parser_compound_statement): Consume the }
2020 before finish_compound_stmt.
2021
6d0d35d5
GA		 20222021-04-13 Jason Merrill <jason@redhat.com>
2023
2024 PR c++/100032
2025 * pt.c (get_underlying_template): Compare TYPE_QUALS.
2026
20272021-04-13 Jason Merrill <jason@redhat.com>
2028
2029 PR c++/100054
2030 PR c++/90479
2031 * init.c (get_nsdmi): Do more context adjustment for local classes.
2032
20332021-04-13 Patrick Palka <ppalka@redhat.com>
2034
2035 PR c++/99008
2036 * pt.c (do_class_deduction): Reject alias CTAD in C++17 mode
2037 rather than issuing a pedwarn.
2038 * typeck2.c (build_functional_cast_1): Handle CTAD uniformly
2039 for consistent diagnostics.
2040
20412021-04-13 Jason Merrill <jason@redhat.com>
2042
2043 PR c++/91933
2044 * class.c (build_base_path): Shortcut simple non-pointer case.
2045
20462021-04-13 Eric Botcazou <ebotcazou@adacore.com>
2047
2048 * module.cc (ordinary_loc_of): Test LINEMAPS_MACRO_LOWEST_LOCATION
2049 of the linemap.
2050 (module_state::write_location): Likewise.
2051
20522021-04-13 Patrick Palka <ppalka@redhat.com>
2053
2054 PR c++/97134
2055 * pt.c (do_class_deduction): Look through EXPR_PACK_EXPANSION
2056 when checking if the initializer is an equivalent class
2057 placeholder template parameter.
2058
20592021-04-13 Patrick Palka <ppalka@redhat.com>
2060
2061 PR c++/99961
2062 PR c++/99994
2063 * constraint.cc (satisfy_normalized_constraints): Set
2064 cp_unevaluated.
2065 * parser.c (cp_parser_concept_definition): Likewise.
2066 (cp_parser_requires_clause_opt): Likewise.
2067
287ad814
GA		 20682021-04-12 Jason Merrill <jason@redhat.com>
2069
2070 PR c++/93085
2071 * pt.c (uses_outer_template_parms): Handle non-type and template
2072 template parameters specifically.
2073
a0ecde22
GA		 20742021-04-11 Jason Merrill <jason@redhat.com>
2075
2076 PR c++/97974
2077 * decl.c (fixup_anonymous_aggr): Prune all functions from
2078 CLASSTYPE_MEMBER_VEC.
2079
1d54b138
GA		 20802021-04-10 Jason Merrill <jason@redhat.com>
2081
2082 PR c++/98800
2083 PR c++/97399
2084 * parser.c (cp_parser_direct_declarator): Don't
2085 inject_this_parameter if static_p.
2086 (cp_parser_omp_var_list_no_open): Parse 'this' even if
2087 current_class_ptr isn't set for a better diagnostic.
2088
20892021-04-10 Jason Merrill <jason@redhat.com>
2090
2091 PR c++/99180
2092 PR c++/93295
2093 PR c++/93867
2094 PR c++/99118
2095 PR c++/96873
2096 * pt.c (alias_ctad_tweaks): Handle failure better.
2097
20982021-04-10 Jason Merrill <jason@redhat.com>
2099
2100 PR c++/100006
2101 * pt.c (find_parameter_packs_r) [TAG_DEFN]: Look into bases.
2102
3115aba8
GA		 21032021-04-09 Patrick Palka <ppalka@redhat.com>
2104
2105 * cp-tree.h (LAMBDA_EXPR_REGENERATED_FROM)
2106 (LAMBDA_EXPR_REGENERATING_TARGS): Replace these with ...
2107 (LAMBDA_EXPR_REGEN_INFO): ... this.
2108 (tree_lambda_expr::regenerated_from)
2109 (tree_lambda_expr::regenerating_targs): Replace these with ...
2110 (tree_lambda_expr::regen_info): ... this.
2111 * constraint.cc (satisfy_declaration_constraints): Adjust
2112 accordingly.
2113 * lambda.c (build_lambda_expr): Likewise.
2114 * pt.c (regenerated_lambda_fn_p): Likewise.
2115 (most_general_lambda): Likewise.
2116 (tsubst_lambda_expr): Likewise.
2117
21182021-04-09 Marek Polacek <polacek@redhat.com>
2119
2120 PR c++/99806
2121 * parser.c (cp_parser_member_declaration): Call
2122 cp_parser_save_default_args even for function templates. Use
2123 STRIP_TEMPLATE on the declaration we're passing.
2124
019a9220
GA		 21252021-04-08 Patrick Palka <ppalka@redhat.com>
2126
2127 PR c++/99874
2128 * constraint.cc (get_normalized_constraints_from_decl): Handle
2129 regenerated lambdas.
2130 (satisfy_declaration_constraints): Likewise. Check for
2131 dependent args later.
2132 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): Replace with ...
2133 (LAMBDA_EXPR_REGENERATED_FROM): ... this.
2134 (LAMBDA_EXPR_REGENERATING_TARGS): New.
2135 (tree_lambda_expr::regenerated_from): New data member.
2136 (tree_lambda_expr::regenerating_targs): New data member.
2137 (add_to_template_args): Declare.
2138 (regenerated_lambda_fn_p): Likewise.
2139 (most_general_lambda): Likewise.
2140 * lambda.c (build_lambda_expr): Set LAMBDA_EXPR_REGENERATED_FROM
2141 and LAMBDA_EXPR_REGENERATING_TARGS.
2142 * pt.c (add_to_template_args): No longer static.
2143 (tsubst_function_decl): Unconditionally propagate constraints on
2144 the substituted function decl.
2145 (instantiated_lambda_fn_p): Rename to ...
2146 (regenerated_lambda_fn_p): ... this. Check
2147 LAMBDA_EXPR_REGENERATED_FROM instead of
2148 LAMBDA_EXPR_INSTANTIATED.
2149 (most_general_lambda): Define.
2150 (enclosing_instantiation_of): Adjust after renaming
2151 instantiated_lambda_fn_p.
2152 (tsubst_lambda_expr): Don't set LAMBDA_EXPR_INSTANTIATED. Set
2153 LAMBDA_EXPR_REGENERATED_FROM and LAMBDA_EXPR_REGENERATING_TARGS.
2154 Don't substitute or set constraints on the regenerated lambda.
2155
21562021-04-08 Patrick Palka <ppalka@redhat.com>
2157
2158 PR c++/97679
2159 * pt.c (build_deduction_guide): Document OUTER_ARGS. Substitute
2160 them into the propagated constraints.
2161
21622021-04-08 Jason Merrill <jason@redhat.com>
2163
2164 PR c++/91849
2165 * call.c (convert_like_internal): Improve reference diagnostic.
2166
21672021-04-08 Jakub Jelinek <jakub@redhat.com>
2168
2169 PR c++/99859
2170 * constexpr.c (addr_of_non_const_var): New function.
2171 (cxx_bind_parameters_in_call): Set *non_constant_args to true
2172 even if cp_walk_tree on arg with addr_of_non_const_var callback
2173 returns true.
2174
21752021-04-08 Jason Merrill <jason@redhat.com>
2176
2177 PR c++/94529
2178 * pt.c (determine_specialization): Improve diagnostic.
2179
21802021-04-08 Marek Polacek <polacek@redhat.com>
2181
2182 PR c++/99844
2183 * decl.c (build_explicit_specifier): Call
2184 check_for_bare_parameter_packs.
2185 * except.c (build_noexcept_spec): Likewise.
2186
299859c2
GA		 21872021-04-07 Jason Merrill <jason@redhat.com>
2188
2189 PR c++/41723
2190 * parser.c (cp_parser_class_name): Check dependent_scope_p.
2191
21922021-04-07 Jason Merrill <jason@redhat.com>
2193
2194 PR c++/52625
2195 * pt.c (maybe_process_partial_specialization): Check
2196 DECL_SELF_REFERENCE_P.
2197
21982021-04-07 Jason Merrill <jason@redhat.com>
2199
2200 PR c++/92918
2201 * name-lookup.c (push_class_level_binding_1): Do overload a new
2202 function with a previous using-declaration.
2203
8cac6af6
GA		 22042021-04-06 Jason Merrill <jason@redhat.com>
2205
2206 PR c++/96673
2207 * init.c (get_nsdmi): Don't defer access checking.
2208
22092021-04-06 Jason Merrill <jason@redhat.com>
2210
2211 PR c++/99901
2212 * decl.c (cp_finish_decl): mark_needed an implicitly inline
2213 static data member with an out-of-class redeclaration.
2214
22152021-04-06 Jason Merrill <jason@redhat.com>
2216
2217 PR c++/91241
2218 * mangle.c (write_compact_number): Add sanity check.
2219 (write_local_name): Use list_length for parm number.
2220
22212021-04-06 Patrick Palka <ppalka@redhat.com>
2222
2223 PR c++/99899
2224 * pt.c (do_auto_deduction): Don't exit early when deducing the
2225 array type of a structured binding. Also handle adc_decomp_type
2226 during constraint checking.
2227
b1da9916
GA		 22282021-04-05 Jason Merrill <jason@redhat.com>
2229
2230 PR c++/96311
2231 * typeck.c (check_return_expr): Call mark_exp_read in dependent
2232 case.
2233
22342021-04-05 Jason Merrill <jason@redhat.com>
2235
2236 PR c++/98440
2237 * typeck.c (build_reinterpret_cast_1): Don't perform
2238 temporary materialization.
2239
22402021-04-05 Jason Merrill <jason@redhat.com>
2241
2242 PR c++/95317
2243 * pt.c (lookup_template_class_1): Do tsubst_enum when
2244 tsubsting a generic lambda.
2245
22462021-04-05 Jason Merrill <jason@redhat.com>
2247
2248 PR c++/95870
2249 * pt.c (enclosing_instantiation_of): Compare DECL_SOURCE_LOCATION if
2250 there is no enclosing non-lambda function.
2251
22522021-04-05 Nathan Sidwell <nathan@acm.org>
2253
2254 PR c++/99380
2255 * module.cc (name_pending_imports): Drop 'atend' parm. Don't
2256 query export when not needed.
2257 (preprocess_module, preprocessed_module): Adjust.
2258
22592021-04-05 Jason Merrill <jason@redhat.com>
2260
2261 PR c++/99066
2262 * pt.c (mark_decl_instantiated): Set DECL_EXTERNAL.
2263
22642021-04-05 Jason Merrill <jason@redhat.com>
2265
2266 PR c++/99201
2267 * pt.c (class el_data): Add visited field.
2268 (extract_local_specs): Pass it to cp_walk_tree.
2269 (extract_locals_r): Walk into the body of a lambda.
2270
22712021-04-05 Jason Merrill <jason@redhat.com>
2272
2273 * ptree.c (cxx_print_decl): Check DECL_MODULE_IMPORT_P on
2274 template result.
2275
91472884
GA		 22762021-04-04 Jason Merrill <jason@redhat.com>
2277
2278 PR c++/99643
2279 * typeck2.c (massage_init_elt): Don't strip TARGET_EXPR.
2280
c0756c4e
GA		 22812021-04-03 Marek Polacek <polacek@redhat.com>
2282
2283 PR c++/91416
2284 * parser.c: Create a GC root for attributes in a decl specifier.
2285 (cp_parser_type_specifier): Push/pop ->attributes onto/from it.
2286
22872021-04-03 Jason Merrill <jason@redhat.com>
2288
2289 PR c++/91217
2290 * pt.c (tsubst_lambda_expr): Skip the body block from
2291 DECL_SAVED_TREE.
2292
22932021-04-03 Jason Merrill <jason@redhat.com>
2294
2295 PR c++/90664
2296 * cvt.c (can_convert_qual): Check fnptr_conv_p.
2297
22982021-04-03 Jason Merrill <jason@redhat.com>
2299
2300 PR c++/97900
2301 * pt.c (regenerate_decl_from_template): tsubst_decl
2302 the parms.
2303
b7c1f3d6
GA		 23042021-04-02 Patrick Palka <ppalka@redhat.com>
2305
2306 PR c++/99869
2307 * parser.c (do_range_for_auto_deduction): Pass adc_variable_type
2308 to do_auto_deduction.
2309
23102021-04-02 Patrick Palka <ppalka@redhat.com>
2311
2312 PR c++/99586
2313 * semantics.c (finish_compound_literal): Check
2314 template_placeholder_p instead of type_uses_auto.
2315
23162021-04-02 Jason Merrill <jason@redhat.com>
2317
2318 PR c++/97938
2319 * cp-tree.h (PACK_EXPANSION_AUTO_P): New.
2320 * lambda.c (add_capture): Set it.
2321 * pt.c (tsubst_pack_expansion): Handle it.
2322
23232021-04-02 Nathan Sidwell <nathan@acm.org>
2324
2325 * cp-tree.h (lang_decl_base): Correct module flag comment.
2326 * module.cc (trees_in::assert_definition): Break out
2327 not_tmpl var.
2328 (trees_out::lang_decl_bools): Do not write purview for header units.
2329
f1607029
GA		 23302021-04-01 Marek Polacek <polacek@redhat.com>
2331
2332 PR c++/99831
2333 * method.c (defaulted_late_check): ++ and -- function_depth around
2334 the call to synthesize_method.
2335 * pt.c: Remove the saved_trees global.
2336
23372021-04-01 Jason Merrill <jason@redhat.com>
2338
2339 PR c++/99583
2340 PR c++/99584
2341 * tree.c (cp_walk_subtrees) [FUNCTION_TYPE]: Walk into
2342 TYPE_RAISES_EXCEPTIONS.
2343
23442021-04-01 Iain Sandoe <iain@sandoe.co.uk>
2345
2346 * mapper-client.cc (INCLUDE_MAP): New; require map to be
2347 included from system.h.
2348 * mapper-resolver.cc (INCLUDE_MAP): Likewise.
2349
23502021-04-01 Jason Merrill <jason@redhat.com>
2351
2352 PR c++/98481
2353 * mangle.c (write_expression): Adjust.
2354 * class.c (find_abi_tags_r): Disable PR98481 fix for ABI v14.
2355 (mark_abi_tags_r): Likewise.
2356
23572021-04-01 Nathan Sidwell <nathan@acm.org>
2358
2359 PR c++/99283
2360 * module.cc (trees_out::decl_node): Adjust importedness reference
2361 assert.
2362 (module_state::intercluster_seed): New. Seed both imports and
2363 inter-cluster references. Broken out of ...
2364 (module_state::write_cluster): ... here. Call it.
2365
95d217ab
GA		 23662021-03-31 Jason Merrill <jason@redhat.com>
2367
2368 PR c++/99445
2369 * tree.c (strip_typedefs): Handle TYPE_PACK_EXPANSION.
2370
23712021-03-31 Patrick Palka <ppalka@redhat.com>
2372
2373 PR c++/88115
2374 * mangle.c (write_expression): Adjust the mangling of
2375 __alignof__.
2376
23772021-03-31 Patrick Palka <ppalka@redhat.com>
2378
2379 PR c++/99815
2380 * pt.c (placeholder_type_constraint_dependent_p): Expand
2381 argument packs to separate the first non-pack argument
2382 from the rest.
2383
08d2edae
GA		 23842021-03-30 Nathan Sidwell <nathan@acm.org>
2385
2386 PR c++/99283
2387 * module.cc (dumper::operator): Make less brittle.
2388 (trees_out::core_bools): VAR_DECLs always have a context.
2389 (trees_out::key_mergeable): Use same_type_p for asserting.
2390 (trees_in::read_var_def): Propagate
2391 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2392
23932021-03-30 Jakub Jelinek <jakub@redhat.com>
2394
2395 PR c++/99790
2396 * cp-gimplify.c (cp_gimplify_expr): Handle PTRMEM_CST.
2397
651684b4
GA		 23982021-03-26 Marek Polacek <polacek@redhat.com>
2399
2400 PR c++/98352
2401 * method.c (implicitly_declare_fn): Pass &raises to
2402 synthesized_method_walk.
2403
24042021-03-26 Nathan Sidwell <nathan@acm.org>
2405
2406 PR c++/99283
2407 * cp-tree.h (DECL_MODULE_CHECK): Ban TEMPLATE_DECL.
2408 (SET_TYPE_TEMPLATE_INFO): Restore Alias template setting.
2409 * decl.c (duplicate_decls): Remove template_decl module flag
2410 propagation.
2411 * module.cc (merge_kind_name): Add alias tmpl spec as a thing.
2412 (dumper::impl::nested_name): Adjust for template-decl module flag
2413 change.
2414 (trees_in::assert_definition): Likewise.
2415 (trees_in::install_entity): Likewise.
2416 (trees_out::decl_value): Likewise. Remove alias template
2417 separation of template and type_decl.
2418 (trees_in::decl_value): Likewise.
2419 (trees_out::key_mergeable): Likewise,
2420 (trees_in::key_mergeable): Likewise.
2421 (trees_out::decl_node): Adjust for template-decl module flag
2422 change.
2423 (depset::hash::make_dependency): Likewise.
2424 (get_originating_module, module_may_redeclare): Likewise.
2425 (set_instantiating_module, set_defining_module): Likewise.
2426 * name-lookup.c (name_lookup::search_adl): Likewise.
2427 (do_pushdecl): Likewise.
2428 * pt.c (build_template_decl): Likewise.
2429 (lookup_template_class_1): Remove special alias_template handling
2430 of DECL_TI_TEMPLATE.
2431 (tsubst_template_decl): Likewise.
2432
24332021-03-26 Jakub Jelinek <jakub@redhat.com>
2434
2435 PR c++/99705
2436 * tree.c (bot_manip): Remap artificial automatic temporaries mentioned
2437 in DECL_EXPR or in BIND_EXPR_VARS.
2438
4493b1c1
GA		 24392021-03-25 Jakub Jelinek <jakub@redhat.com>
2440
2441 PR c++/99672
2442 * parser.c (cp_parser_postfix_expression): For calls, create
2443 combined_loc and temporarily set input_location to it before
2444 calling finish_call_expr.
2445
24462021-03-25 Marek Polacek <polacek@redhat.com>
2447
2448 PR c++/94751
2449 * call.c (build_over_call): Maybe call mark_used in case
2450 deduce_inheriting_ctor fails and return error_mark_node.
2451 * cp-tree.h (deduce_inheriting_ctor): Adjust declaration.
2452 * method.c (deduce_inheriting_ctor): Return bool if the deduction
2453 fails.
2454 (implicitly_declare_fn): If raises is error_mark_node, call
2455 synthesized_method_walk with diag being true.
2456
24572021-03-25 Jakub Jelinek <jakub@redhat.com>
2458
2459 PR c++/99745
2460 * decl2.c (grokbitfield): Diagnose bitfields containing bare parameter
2461 packs and don't set DECL_BIT_FIELD_REPRESENTATIVE in that case.
2462
24632021-03-25 Marek Polacek <polacek@redhat.com>
2464
2465 PR c++/99331
2466 * call.c (build_converted_constant_expr_internal): Don't emit
2467 -Wconversion warnings.
2468
24692021-03-25 Jakub Jelinek <jakub@redhat.com>
2470
2471 PR c++/99565
2472 * call.c (build_conditional_expr_1): Pass OEP_ADDRESS_OF_SAME_FIELD
2473 to operand_equal_p.
2474 * cvt.c (convert_to_void): Preserve location_t on COND_EXPR or
2475 or COMPOUND_EXPR.
2476
bf1f3168
GA		 24772021-03-23 Nathan Sidwell <nathan@acm.org>
2478
2479 PR c++/99283
2480 * name-lookup.c (check_module_override): Set global or partition
2481 DUP on the binding vector.
2482
24832021-03-23 Marek Polacek <polacek@redhat.com>
2484
2485 PR c++/99318
2486 * decl2.c (cp_warn_deprecated_use_scopes): Only call
2487 cp_warn_deprecated_use when decl is a namespace, class, or enum.
2488
24892021-03-23 Nathan Sidwell <nathan@acm.org>
2490
2491 PR c++/99239
2492 * decl.c (duplicate_decls): Remove assert about maybe-imported
2493 artificial decls.
2494
24952021-03-23 Jakub Jelinek <jakub@redhat.com>
2496
2497 PR c++/99650
2498 * decl.c (cp_finish_decomp): Diagnose void initializers when
2499 using tuple_element and get.
2500
8b744f46
GA		 25012021-03-22 Nathan Sidwell <nathan@acm.org>
2502
2503 PR c++/99480
2504 * module.cc (depset::hash::make_dependency): Propagate flags for
2505 partial specialization.
2506 (module_may_redeclare): Handle partial specialization.
2507
25082021-03-22 Nathan Sidwell <nathan@acm.org>
2509
2510 PR c++/99425
2511 * cp-tree.h (map_context_from, map_context_to): Delete.
2512 (add_mergeable_specialization): Add is_alias parm.
2513 * pt.c (add_mergeable_specialization): Add is_alias parm, add them.
2514 * module.cc (map_context_from, map_context_to): Delete.
2515 (trees_in::decl_value): Add specializations later, adjust call.
2516 Drop useless alias lookup. Set duplicate fn parm context.
2517 (check_mergeable_decl): Drop context mapping.
2518 (trees_in::is_matching_decl): Likewise.
2519 (trees_in::read_function_def): Drop parameter context adjustment
2520 here.
2521
25222021-03-22 Martin Liska <mliska@suse.cz>
2523
2524 PR c++/99687
2525 * module.cc (fini_modules): Call vec_free instead of delete.
2526
6af7b307
GA		 25272021-03-20 Jakub Jelinek <jakub@redhat.com>
2528
2529 PR debug/99230
2530 * cp-gimplify.c (cp_genericize_r) <case STATEMENT_LIST>: Remove
2531 special code, instead call c_genericize_control_stmt.
2532
5f256a70
GA		 25332021-03-19 Jakub Jelinek <jakub@redhat.com>
2534
2535 PR c++/99456
2536 * constexpr.c (cxx_eval_constant_expression): For CONVERT_EXPR from
2537 INDIRECT_TYPE_P to ARITHMETIC_TYPE_P, when !ctx->manifestly_const_eval
2538 don't diagnose it, set *non_constant_p nor return t.
2539
287e3e84
GA		 25402021-03-19 Marek Polacek <polacek@redhat.com>
2541
2542 PR c++/99500
2543 * parser.c (cp_parser_requirement_parameter_list): Handle
2544 error_mark_node.
2545
25462021-03-18 Marek Polacek <polacek@redhat.com>
2547
2548 * pt.c (tsubst_copy_and_build) <case FLOAT_EXPR>: Remove.
2549
25502021-03-18 Marek Polacek <polacek@redhat.com>
2551
2552 * pt.c (tsubst_copy_and_build): Add assert.
2553
25542021-03-18 Iain Sandoe <iain@sandoe.co.uk>
2555
2556 PR objc++/49070
2557 * parser.c (cp_debug_parser): Add Objective-C++ message
2558 state flag.
2559 (cp_parser_nested_name_specifier_opt): Allow colon to
2560 terminate an assignment-expression when parsing Objective-
2561 C++ messages.
2562 (cp_parser_objc_message_expression): Set and clear message
2563 parsing state on entry and exit.
2564 * parser.h (struct cp_parser): Add a context flag for
2565 Objective-C++ message state.
2566
25672021-03-18 Martin Liska <mliska@suse.cz>
2568
2569 PR c++/99617
2570 * coroutines.cc (struct var_nest_node): Init then_cl and else_cl
2571 to NULL.
2572
19ac7c94
GA		 25732021-03-17 Marek Polacek <polacek@redhat.com>
2574
2575 PR c++/97973
2576 * call.c (conv_unsafe_in_template_p): New.
2577 (convert_like): Use it.
2578
25792021-03-17 Anthony Sharp <anthonysharp15@gmail.com>
2580 Jason Merrill <jason@redhat.com>
2581
2582 * semantics.c (get_class_access_diagnostic_decl): New
2583 function that examines special cases when a parent
2584 class causes a private access failure.
2585 (enforce_access): Slightly modified to call function
2586 above.
2587
bc212776
GA		 25882021-03-16 Jason Merrill <jason@redhat.com>
2589
2590 * tree.c (cp_tree_equal): Use real_identical.
2591
25922021-03-16 Jakub Jelinek <jakub@redhat.com>
2593
2594 PR c++/99613
2595 * decl.c (expand_static_init): For thread guards, call __cxa_atexit
2596 before calling __cxa_guard_release rather than after it. Formatting
2597 fixes.
2598
25992021-03-16 Martin Liska <mliska@suse.cz>
2600 Jason Merrill <jason@redhat.com>
2601
2602 PR c++/99108
2603 * call.c (get_function_version_dispatcher): Handle
2604 DECL_LOCAL_DECL_P.
2605 * decl.c (maybe_version_functions): Likewise.
2606 (maybe_mark_function_versioned): New.
2607 * name-lookup.c (push_local_extern_decl_alias): No longer static.
2608 * name-lookup.h (push_local_extern_decl_alias): Adjust.
2609
26102021-03-16 Nathan Sidwell <nathan@acm.org>
2611
2612 PR c++/99496
2613 * module.cc (trees_out::decl_value): Adjust typedef streaming,
2614 indicate whether it is a dependent alias.
2615 (trees_in::decl_value): Likewise. Set as dependent alias, if it
2616 is one.
2617
3c5b6d24
GA		 26182021-03-15 Iain Sandoe <iain@sandoe.co.uk>
2619
2620 PR c++/99047
2621 * coroutines.cc (expand_one_await_expression): If the
2622 await_ready() expression is not a boolean then convert it
2623 as required.
2624
26252021-03-15 Iain Sandoe <iain@sandoe.co.uk>
2626
2627 PR c++/98704
2628 * coroutines.cc (build_actor_fn): Make destroy index 1
2629 correspond to the abnormal unhandled_exception() exit.
2630 Substitute the proxy for the resume index.
2631 (coro_rewrite_function_body): Arrange to reset the resume
2632 index and make done = true for a rethrown exception from
2633 unhandled_exception ().
2634 (morph_fn_to_coro): Adjust calls to build_actor_fn and
2635 coro_rewrite_function_body.
2636
26372021-03-15 Iain Sandoe <iain@sandoe.co.uk>
2638
2639 PR c++/98480
2640 * coroutines.cc (replace_continue): Rewrite continue into
2641 'goto label'.
2642 (await_statement_walker): Handle await expressions in the
2643 initializer, condition and iteration expressions of for
2644 loops.
2645
26462021-03-15 Iain Sandoe <iain@sandoe.co.uk>
2647
2648 PR c++/96749
2649 * coroutines.cc (flatten_await_stmt): Allow for the case
2650 where a target expression variable only has uses in the
2651 second part of a compound expression.
2652 (maybe_promote_temps): Avoid emiting empty statements.
2653
26542021-03-15 Tobias Burnus <tobias@codesourcery.com>
2655
2656 PR c++/99509
2657 * decl.c (cp_finish_decl): For 'omp declare target implicit' vars,
2658 ensure that the varpool node is marked as offloadable.
2659
6da2762a
GA		 26602021-03-12 Nathan Sidwell <nathan@acm.org>
2661
2662 PR c++/99238
2663 * module.cc (depset::hash::add_binding_entity): Assert not
2664 visited.
2665 (depset::add::add_specializations): Likewise.
2666 * name-lookup.c (name_lookup::dedup): New.
2667 (name_lookup::~name_lookup): Assert not deduping.
2668 (name_lookup::restore_state): Likewise.
2669 (name_lookup::add_overload): Replace outlined code with dedup
2670 call.
2671 (name_lookup::add_value): Likewise.
2672 (name_lookup::search_namespace_only): Likewise.
2673 (name_lookup::adl_namespace_fns): Likewise.
2674 (name_lookup::adl_class_fns): Likewise.
2675 (name_lookup::search_adl): Likewise. Add clearing dedup call.
2676 (name_lookup::search_qualified): Likewise.
2677 (name_lookup::search_unqualified): Likewise.
2678
26792021-03-12 Jakub Jelinek <jakub@redhat.com>
2680
2681 PR c++/99507
2682 * call.c (build_over_call): For immediate evaluation of functions
2683 that return references, undo convert_from_reference effects before
2684 calling cxx_constant_value and call convert_from_reference
2685 afterwards.
2686
48ff383f
GA		 26872021-03-11 Nathan Sidwell <nathan@acm.org>
2688
2689 PR c++/99248
2690 * name-lookup.c (lookup_elaborated_type_1): Access slot not bind
2691 when there's a binding vector.
2692 * ptree.c (cxx_print_xnode): Lazy flags are no longer a thing.
2693
26942021-03-11 Nathan Sidwell <nathan@acm.org>
2695
2696 PR c++/99528
2697 * module.cc (enum merge_kind): Delete MK_type_tmpl_spec,
2698 MK_decl_tmpl_spec.
2699 (trees_in::decl_value): Adjust add_mergeable_specialization call.
2700 (trees_out::get_merge_kind): Adjust detecting a partial template
2701 instantiation.
2702 (trees_out::key_mergeable): Adjust handling same.
2703 (trees_in::key_mergeabvle): Likewise.
2704
e9800852
GA		 27052021-03-10 Nathan Sidwell <nathan@acm.org>
2706
2707 PR c++/99423
2708 * module.cc (post_load_processing): Assert not gcable.
2709 (laxy_load_pendings): Extend no-gc region around
2710 post_load_processing.
2711
27122021-03-10 Nathan Sidwell <nathan@acm.org>
2713
2714 PR c++/99508
2715 * decl.c (make_rtl_for_nonlocal_decl): Propagate local-extern's
2716 assembler name to the ns alias.
2717
8dc225d3
GA		 27182021-03-09 Jakub Jelinek <jakub@redhat.com>
2719
2720 PR c++/99459
2721 * coroutines.cc (build_co_await): Look through NOP_EXPRs in
2722 build_special_member_call return value to find the CALL_EXPR.
2723 Simplify.
2724
27252021-03-09 Nathan Sidwell <nathan@acm.org>
2726
2727 PR c++/99472
2728 * parser.c (cp_parser_diagnose_invalid_type_name): Clarify
2729 that C++20 does not yet imply modules.
2730
6405b40f
GA		 27312021-03-08 Nathan Sidwell <nathan@acm.org>
2732
2733 PR c++/99436
2734 * name-lookup.c (get_cxx_dialect_name): Add cxx23.
2735
27362021-03-08 Nathan Sidwell <nathan@acm.org>
2737
2738 * lex.c (module_token_filter::resume): Ignore module-decls inside
2739 header-unit.
2740 * parser.c (cp_parser_module_declaration): Reject in header-unit.
2741
27422021-03-08 Nathan Sidwell <nathan@acm.org>
2743
2744 PR c++/99285
2745 * cp-tree.h (match_mergeable_specialization)
2746 (add_mergeable_specialization): Adjust parms.
2747 * module.cc (trees_in::decl_value): Adjust
2748 add_mergeable_specialization calls.
2749 (trees_out::key_mergeable): Adjust match_mergeable_specialization
2750 calls.
2751 (specialization_add): Likewise.
2752 * pt.c (match_mergeable_specialization): Do not insert.
2753 (add_mergeable_specialization): Add to hash table here.
2754
0ad6a2e2
GA		 27552021-03-06 Patrick Palka <ppalka@redhat.com>
2756 Jakub Jelinek <jakub@redhat.com>
2757
2758 PR c++/99287
2759 * constexpr.c (cxx_eval_increment_expression): Pass lval when
2760 evaluating the MODIFY_EXPR, and update 'mod' with the result of
2761 this evaluation. Check *non_constant_p afterwards. For prefix
2762 ops, just return 'mod'.
2763
27642021-03-06 Patrick Palka <ppalka@redhat.com>
2765 Jakub Jelinek <jakub@redhat.com>
2766
2767 PR c++/96330
2768 * pt.c (tsubst_copy) <case TEMPLATE_ID_EXPR>: Rename local
2769 variable 'fn' to 'tmpl'. Handle a variable template-id by
2770 calling lookup_template_variable.
2771
27722021-03-06 Patrick Palka <ppalka@redhat.com>
2773
2774 PR c++/99365
2775 * pt.c (unify) <case TEMPLATE_TYPE_PARM>: Pass targs as
2776 outer_targs to do_auto_deduction.
2777 (placeholder_type_constraint_dependent_p): Define.
2778 (do_auto_deduction): When processing_template_decl != 0
2779 and context is adc_unify and we have constraints, pretend the
2780 constraints are satisfied instead of punting. Otherwise don't
2781 punt unless placeholder_type_constraint_dependent_p holds.
2782 Add some clarifying sanity checks. Add a hack to add missing
2783 outermost template levels to outer_args before checking
2784 satisfaction. Don't substitute outer_targs into type if it's
2785 already been done.
2786
ceae9533
GA		 27872021-03-05 Marek Polacek <polacek@redhat.com>
2788
2789 PR c++/99374
2790 * call.c (standard_conversion): When converting pointers to
2791 member, don't return NULL when the bases are equivalent but
2792 incomplete.
2793
27942021-03-05 Marek Polacek <polacek@redhat.com>
2795
2796 PR c++/99120
2797 * name-lookup.c (check_local_shadow): Check if the type of decl
2798 is non-null before checking TYPE_PTR*.
2799
28002021-03-05 Nathan Sidwell <nathan@acm.org>
2801
2802 PR c++/99245
2803 * module.cc (module_state::write_cluster): Relax binding assert.
2804
28052021-03-05 Nathan Sidwell <nathan@acm.org>
2806
2807 PR c++/99377
2808 * pt.c (instantiate_decl): Call set_instantiating_module.
2809
28102021-03-05 Iain Sandoe <iain@sandoe.co.uk>
2811
2812 PR c++/98118
2813 * coroutines.cc (build_co_await): Use type_build_ctor_call()
2814 to determine cases when a CTOR needs to be built.
2815 (flatten_await_stmt): Likewise.
2816 (morph_fn_to_coro): Likewise.
2817
28182021-03-05 Iain Sandoe <iain@sandoe.co.uk>
2819
2820 PR c++/95616
2821 * coroutines.cc (coro_diagnose_throwing_fn): New helper.
2822 (coro_diagnose_throwing_final_aw_expr): New helper.
2823 (build_co_await): Diagnose throwing final await expression
2824 components.
2825 (build_init_or_final_await): Diagnose a throwing promise
2826 final_suspend() call.
2827
28282021-03-05 Iain Sandoe <iain@sandoe.co.uk>
2829
2830 PR c++/95615
2831 * coroutines.cc (struct param_info): Track parameter copies that need
2832 a DTOR.
2833 (coro_get_frame_dtor): New helper function factored from build_actor().
2834 (build_actor_fn): Use coro_get_frame_dtor().
2835 (morph_fn_to_coro): Track parameters that need DTORs on exception,
2836 likewise the frame promise and the return object. On exception, run the
2837 DTORs for these, destroy the frame and then rethrow the exception.
2838
28392021-03-05 Nathan Sidwell <nathan@acm.org>
2840
2841 PR c++/99389
2842 * pt.c (instantiate_class_template_1): Set instantiating module
2843 here.
2844
28452021-03-05 Tobias Burnus <tobias@codesourcery.com>
2846
2847 PR c/99137
2848 * parser.c (cp_parser_oacc_clause_async): Reject comma expressions.
2849
67f10d28
GA		 28502021-03-04 Jakub Jelinek <jakub@redhat.com>
2851
2852 PR c++/88146
2853 PR c++/99362
2854 * cvt.c (convert_to_void): Revert 2019-10-17 changes. Clarify
2855 comment.
2856
28572021-03-04 Nathan Sidwell <nathan@acm.org>
2858
2859 PR c++/99170
2860 * module.cc (class uintset): Delete.
2861 (typedef attached_map_t): A hash map.
2862 (attached_table): Use attached_map_t. Adjust uses ...
2863 (trees_out::decl_value, trees_in::decl_value): ... here ...
2864 (trees_out::key_mergeable): ... here ...
2865 (trees_in::key_mergeable): ... here ...
2866 (maybe_attach_decl): ... here ...
2867 (direct_import): ... and here.
2868
28692021-03-04 Nathan Sidwell <nathan@acm.org>
2870
2871 PR c++/99170
2872 * cp-tree.h
2873 * lex.c (cxx_dup_lang_specific_decl): Adjust for module_attached_p
2874 rename.
2875 * module.cc (class pending_key): New.
2876 (default_hash_traits<pending_key>): New specialization.
2877 (pending_map_t): New typedef.
2878 (pending_table): Replace old table.
2879 (trees_out::lang_decl_bools): Adjust.
2880 (trees_in::lang_decl_bools): Adjust.
2881 (trees_in::install_entity): Drop pending member and specialization
2882 handling.
2883 (find_pending_key): New.
2884 (depset::hash::fiund_dependencies): Use it.
2885 (pendset_lazy_load): Delete.
2886 (module_state::write_cluster): Don't count pendings here. Bye
2887 Duff's device-like thing.
2888 (module_state::write_pendings): Reimplement.
2889 (module_state::read_pendings): Reimplement.
2890 (lazy_specializations_p): Delete.
2891 (module_state::write): Adjust write_pendings call.
2892 (lazy_load_pendings): New.
2893 (lazy_load_specializations): Delete.
2894 (lazy_load_members): Delete.
2895 (init_modules): Adjust.
2896 * name-lookup.c (maybe_lazily_declare): Call lazy_load_pendings
2897 not lazy_load_members.
2898 (note_pending_specializations): Delete.
2899 (load_pending_specializations): Delete.
2900 * name-lookup.h (BINDING_VECTR_PENDING_SPECIALIZATIONS_P): Delete.
2901 (BINDING_VECTOR_PENDING_MEMBERS_P): Delete.
2902 (BINDING_VECTR_PENDING_MEMBERS_P): Delete.
2903 (note_pending_specializations): Delete.
2904 (load_pending_specializations): Delete.
2905 * pt.c (lookup_template_class_1): Call lazy_load_pendings not
2906 lazy_load_specializations.
2907 (instantiate_template_class_1): Likewise.
2908 (instantiate_decl): Call lazy_load_pendings.
2909 * typeck.c (complete_type): Likewise.
2910
f3641ac7
GA		 29112021-03-03 Nathan Sidwell <nathan@acm.org>
2912
2913 PR c++/99170
2914 * module.cc (post_load_decls): New.
2915 (lazy_snum, recursive_lazy): Move earlier.
2916 (module_state::read_cluster): Push cloning onto post_load_decls.
2917 (post_load_processing): New. Do the cloning here.
2918 (module_state::read_inits): Call post_load_processing.
2919 (module_state::read_language): Likewise.
2920 (lazy_load_binding, lazy_load_specializations): Likewise
2921 (lazy_load_members): Likewise
2922
29232021-03-03 Nathan Sidwell <nathan@acm.org>
2924
2925 PR c++/99170
2926 * module.cc (trees_out::decl_value): Stream specialization keys
2927 after decl.
2928 (trees_in::decl_value): Stream them back and insert after
2929 completing the decl.
2930 (trees_out::key_mergeable): Drop some streaming here ...
2931 (trees_in::key_mergeable): ... and here. Don't insert into
2932 specialization tables.
2933
29342021-03-03 Patrick Palka <ppalka@redhat.com>
2935
2936 * constraint.cc (struct sat_info): Document the different
2937 meanings of noisy() and diagnose_unsatisfaction_p() during
2938 satisfaction and requires-expression evaluation.
2939 (tsubst_valid_expression_requirement): Take a sat_info instead
2940 of a subst_info. Perform the substitution quietly first. Fold
2941 in error-replaying code from diagnose_valid_expression.
2942 (tsubst_simple_requirement): Take a sat_info instead of a
2943 subst_info.
2944 (tsubst_type_requirement_1): New. Fold in error-replaying code
2945 from diagnose_valid_type.
2946 (tsubst_type_requirement): Use the above. Take a sat_info
2947 instead of a subst_info.
2948 (tsubst_compound_requirement): Likewise. Fold in
2949 error-replaying code from diagnose_compound_requirement.
2950 (tsubst_nested_requirement): Take a sat_info instead of a
2951 subst_info. Fold in error-replaying code from
2952 diagnose_nested_requirement.
2953 (tsubst_requirement): Take a sat_info instead of a subst_info.
2954 (tsubst_requires_expr): Split into two versions, one that takes
2955 a sat_info argument and another that takes a complain and
2956 in_decl argument. Remove outdated documentation. Document the
2957 effects of the sat_info argument. Don't short-circuit
2958 processing of requirements when diagnosing unsatisfaction,
2959 mirroring diagnose_requires_expr.
2960 (satisfy_nondeclaration_constraint) <case REQUIRES_EXPR>: Remove
2961 assert, and se the three-parameter version of tsubst_requires_expr.
2962 (diagnose_trait_expr): Make static. Take a template argument
2963 vector instead of a parameter mapping.
2964 (diagnose_valid_expression): Remove.
2965 (diagnose_valid_type): Remove.
2966 (diagnose_simple_requirement): Remove.
2967 (diagnose_compound_requirement): Remove.
2968 (diagnose_type_requirement): Remove.
2969 (diagnose_nested_requirement): Remove.
2970 (diagnose_requirement): Remove.
2971 (diagnose_requires_expr): Remove.
2972 (diagnose_atomic_constraint): Take a sat_info instead of a
2973 subst_info. Adjust call to diagnose_trait_expr. Call
2974 tsubst_requires_expr instead of diagnose_requires_expr.
2975 (diagnose_constraints): Remove special casing of REQUIRES_EXPR
2976 and just always call constraint_satisfaction_value.
2977
29782021-03-03 Patrick Palka <ppalka@redhat.com>
2979
2980 * constexpr.c (cxx_eval_call_expression): Adjust call to
2981 evaluate_concept_check.
2982 (cxx_eval_constant_expression) <case REQUIRES_EXPR>: Use
2983 evaluate_requires_expression instead of
2984 satisfy_constraint_expression.
2985 <case TEMPLATE_ID_EXPR>: Adjust call to evaluate_concept_check.
2986 * constraint.cc (struct sat_info): Adjust comment about which
2987 satisfaction entrypoints use noisy-unsat.
2988 (normalize_template_requirements): Remove (and adjust callers
2989 appropriately).
2990 (normalize_nontemplate_requirements): Likewise.
2991 (tsubst_nested_requirement): Use constraint_satisfaction_value
2992 instead of satisfy_constraint_expression, which'll do the
2993 noisy replaying of ill-formed quiet satisfaction for us.
2994 (decl_satisfied_cache): Adjust comment.
2995 (satisfy_constraint): Rename to ...
2996 (satisfy_normalized_constraints): ... this.
2997 (satisfy_associated_constraints): Remove (and make its
2998 callers check for dependent arguments).
2999 (satisfy_constraint_expression): Rename to ...
3000 (satisfy_nondeclaration_constraints): ... this. Assert that
3001 'args' is empty when 't' is a concept-id. Removing handling
3002 bare constraint-expressions, and handle REQUIRES_EXPRs
3003 specially. Adjust comment accordingly.
3004 (satisfy_declaration_constraints): Assert in the two-parameter
3005 version that 't' is not a TEMPLATE_DECL. Adjust following
3006 removal of normalize_(non)?template_requirements and
3007 satisfy_asociated_constraints.
3008 (constraint_satisfaction_value): Combine the two- and
3009 three-parameter versions in the natural way.
3010 (constraints_satisfied_p): Combine the one- and two-parameter
3011 versions in the natural way. Improve documentation.
3012 (evaluate_requires_expr): Define.
3013 (evaluate_concept_check): Remove 'complain' parameter. Use
3014 constraint_satisfaction_value instead of
3015 satisfy_constraint_expression.
3016 (diagnose_nested_requirement): Adjust following renaming of
3017 satisfy_constraint_expression.
3018 (diagnose_constraints): Handle REQUIRES_EXPR by going through
3019 diagnose_requires_expr directly instead of treating it as a
3020 constraint-expression. Improve documentation.
3021 * cp-gimplify.c (cp_genericize_r) <case CALL_EXPR>: Adjust call
3022 to evaluate_concept_check.
3023 <case REQUIRES_EXPR>: Use evaluate_requires_expr instead of
3024 constraints_satisfied_p.
3025 <case TEMPLATE_ID_EXPR>: Adjust call to evaluate_concept_check.
3026 * cp-tree.h (evaluate_requires_expr): Declare.
3027 (evaluate_concept_check): Remove tsubst_flag_t parameter.
3028 (satisfy_constraint_expression): Remove declaration.
3029 (constraints_satisfied_p): Remove one-parameter declaration.
3030 Add a default argument to the two-parameter declaration.
3031 * cvt.c (convert_to_void): Adjust call to
3032 evaluate_concept_check.
3033
30342021-03-03 Jakub Jelinek <jakub@redhat.com>
3035
3036 PR c++/82959
3037 * call.c (op_is_ordered): Handle TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR
3038 and COMPOUND_EXPR.
3039
30402021-03-03 Marek Polacek <polacek@redhat.com>
3041
3042 PR c++/97034
3043 PR c++/99009
3044 * pt.c (build_deduction_guide): Use INNERMOST_TEMPLATE_ARGS.
3045 (maybe_aggr_guide): Use the original template type where needed. In
3046 a class member template, partially instantiate the result of
3047 collect_ctor_idx_types.
3048 (do_class_deduction): Defer the deduction until the enclosing
3049 scope is non-dependent.
3050
30512021-03-03 Jason Merrill <jason@redhat.com>
3052
3053 PR c++/95675
3054 * call.c (build_temp): Wrap a CALL_EXPR in a TARGET_EXPR
3055 if it didn't get one before.
3056
30572021-03-03 Nathan Sidwell <nathan@acm.org>
3058
3059 PR c++/99344
3060 * module.cc (trees_out::decl_node): Small refactor.
3061 (depset::hash::add_binding_entity): Return true on meeting an
3062 import. Set namespace's import here.
3063 (module_state:write_namespaces): Inform of purview too.
3064 (module_state:read_namespaces): Adjust.
3065 * name-lookup.c (implicitly_export_namespace): Delete.
3066 (do_pushdecl): Don't call it.
3067 (push_namespace): Likewise, set purview.
3068 (add_imported_namespace): Reorder parms.
3069 * name-lookup.h (add_imported_namespace): Alter param ordering.
3070
d97a92dc
GA		 30712021-03-02 Martin Sebor <msebor@redhat.com>
3072
3073 PR c++/99251
3074 * class.c (build_base_path): Call build_if_nonnull.
3075 * cp-tree.h (build_if_nonnull): Declare.
3076 * rtti.c (ifnonnull): Rename...
3077 (build_if_nonnull): ...to this. Set no-warning bit on COND_EXPR.
3078 (build_dynamic_cast_1): Adjust to name change.
3079
30802021-03-02 Patrick Palka <ppalka@redhat.com>
3081
3082 PR c++/96443
3083 PR c++/96960
3084 * constraint.cc (type_deducible_p): Don't substitute into the
3085 constraints, and instead just pass 'args' to do_auto_deduction
3086 as the outer template arguments.
3087 (tsubst_parameter_mapping): Remove confused code for handling
3088 placeholder type arguments.
3089 (normalize_placeholder_type_constraint): Define.
3090 (satisfy_constraint_expression): Use it to handle placeholder
3091 'auto' types.
3092 * cp-tree.h (PLACEHOLDER_TYPE_CONSTRAINTS_INFO): Define.
3093 (PLACEHOLDER_TYPE_CONSTRAINTS): Redefine in terms of the above.
3094 * pt.c (tsubst) <case TEMPLATE_TYPE_PARM>: Use
3095 PLACEHOLDER_TYPE_CONSTRAINTS_INFO instead.
3096 (make_constrained_placeholder_type): Set
3097 PLACEHOLDER_TYPE_CONSTRAINTS_INFO instead.
3098 (do_auto_deduction): Clarify comments about the outer_targs
3099 parameter. Rework satisfaction of a placeholder type constraint
3100 to pass in the complete set of template arguments directly to
3101 constraints_satisfied_p.
3102 (splice_late_return_type): Use PLACEHOLDER_TYPE_CONSTRAINTS_INFO
3103 instead. Also rebuild the the constraint info on the new auto.
3104
31052021-03-02 Patrick Palka <ppalka@redhat.com>
3106
3107 * constraint.cc (build_parameter_mapping): Rely on the caller to
3108 determine the in-scope template parameters.
3109 (norm_info::norm_info): Delegate the tsubst_flags_t constructor
3110 to the two-parameter constructor. In the two-parameter
3111 constructor, fold in the definition of make_context, set
3112 initial_parms appropriately, and don't set the now-removed
3113 orig_decl member.
3114 (norm_info::make_context): Remove, now that its only use is
3115 inlined into the caller.
3116 (norm_info::update_context): Adjust call to
3117 build_parameter_mapping to pass in the relevant set of in-scope
3118 template parameters.
3119 (norm_info::ctx_parms): Define this member function.
3120 (norm_info::context): Initialize to NULL_TREE.
3121 (norm_info::orig_decl): Remove this data member.
3122 (norm_info::initial_parms): Define this data member.
3123 (normalize_atom): Adjust call to build_parameter_mapping to pass
3124 in the relevant set of in-scope template parameters. Use
3125 info.initial_parms instead of info.orig_decl.
3126 (normalize_constraint_expression): Take a norm_info object
3127 instead of a bool. Cache the result of normalization.
3128 (tsubst_nested_requirement): Call satisfy_constraint_expression
3129 instead of satisfy_constraint, so that we normalize on demand.
3130 (satisfy_constraint_expression): Handle a NESTED_REQ argument.
3131 Adjust call to normalize_constraint_expression.
3132 (finish_nested_requirement): Set the TREE_TYPE of the NESTED_REQ
3133 to current_template_parms.
3134 (diagnose_nested_requirements): Go through
3135 satisfy_constraint_expression, as with tsubst_nested_requirement.
3136
31372021-03-02 Patrick Palka <ppalka@redhat.com>
3138
3139 * constraint.cc (tsubst_parameter_mapping): Canonicalize the
3140 arguments of a substituted TYPE_ARGUMENT_PACK even if we've
3141 started with a TYPE_ARGUMENT_PACK.
3142 (finish_requires_expr): Don't set DECL_CONTEXT and
3143 CONSTRAINT_VAR_P on each of the introduced parameters here.
3144 * parser.c (cp_parser_requirement_parameter_list): Instead set
3145 these fields earlier, here.
3146 * pt.c (do_auto_deduction): Canonicalize the result of
3147 do_auto_deduction. Pass 'complain' to finish_decltype_type.
3148
31492021-03-02 Patrick Palka <ppalka@redhat.com>
3150
3151 * constraint.cc (tsubst_simple_requirement): Just return
3152 boolean_true_node on success.
3153 (tsubst_type_requirement): Likewise.
3154 (tsubst_compound_requirement): Likewise.
3155 (tsubst_nested_requirement): Likewise.
3156 (tsubst_requirement_body): Remove.
3157 (check_constaint_variables): Rename to ...
3158 (check_constraint_variables): ... this.
3159 (tsubst_constraint_variables): Adjust.
3160 (tsubst_requires_expr): Fold tsubst_requirement_body into here.
3161
88938886
GA		 31622021-03-01 Nathan Sidwell <nathan@acm.org>
3163
3164 PR c++/99294
3165 * class.c (fixup_type_variants): Propagate mode, precision,
3166 alignment & emptiness.
3167 * module.cc (trees_out::type_node): Use TYPE_ALIGN_RAW.
3168 (trees_in::tree_node): Rematerialize alignment here.
3169
ec9dc4fa
GA		 31702021-02-27 Jason Merrill <jason@redhat.com>
3171
3172 PR c++/90333
3173 * parser.c (cp_parser_lambda_declarator_opt): Accept GNU attributes
3174 between () and ->.
3175
06a9f20f
GA		 31762021-02-26 Jakub Jelinek <jakub@redhat.com>
3177
3178 * parser.c (cp_parser_lambda_declarator_opt): Implement
3179 P1102R2 - Down with ()! Make ()s optional before lambda specifiers
3180 for -std={c,gnu}++2b or with pedwarn in earlier versions.
3181
31822021-02-26 Jakub Jelinek <jakub@redhat.com>
3183
3184 PR c++/95451
3185 * lambda.c (is_lambda_ignored_entity): Before checking for
3186 LAMBDA_FUNCTION_P, use OVL_FIRST. Drop FUNCTION_DECL check.
3187
31882021-02-26 Jason Merrill <jason@redhat.com>
3189
3190 PR c++/98810
3191 * pt.c (tsubst_copy) [VIEW_CONVERT_EXPR]: Add const
3192 to a class non-type template argument that needs it.
3193
31942021-02-26 Patrick Palka <ppalka@redhat.com>
3195
3196 PR c++/98990
3197 * pt.c (splice_late_return_type): Rebuild the entire return type
3198 if we have to adjust the level of an auto within.
3199 (type_uses_auto): Adjust call to find_type_usage.
3200 * type-utils.h (find_type_usage): Revert r10-6571 change that
3201 made this function return a pointer to the auto node.
3202
daa68844
GA		 32032021-02-25 Patrick Palka <ppalka@redhat.com>
3204
3205 PR c++/99213
3206 PR c++/94521
3207 * error.c (dump_scope): Pass TFF_NO_TEMPLATE_BINDINGS instead of
3208 TFF_NO_FUNCTION_ARGUMENTS when dumping a function scope.
3209
32102021-02-25 Patrick Palka <ppalka@redhat.com>
3211
3212 PR c++/99103
3213 * pt.c (is_spec_or_derived): Drop cv-qualifiers from 'etype'.
3214 (maybe_aggr_guide): Fix order of arguments to is_spec_or_derived.
3215
32162021-02-25 Marek Polacek <polacek@redhat.com>
3217
3218 DR 1312
3219 PR c++/99176
3220 * constexpr.c (is_std_construct_at): New overload.
3221 (is_std_allocator_allocate): New overload.
3222 (cxx_eval_call_expression): Use the new overloads.
3223 (cxx_eval_constant_expression): Reject casting
3224 from void * as per DR 1312. Don't check can_convert.
3225
32262021-02-25 Iain Sandoe <iain@sandoe.co.uk>
3227
3228 PR c++/97587
3229 * coroutines.cc (struct param_info): Track rvalue refs.
3230 (morph_fn_to_coro): Track rvalue refs, and call the promise
3231 CTOR with the frame copy of passed parms.
3232
32332021-02-25 Iain Sandoe <iain@sandoe.co.uk>
3234
3235 PR c++/95822
3236 * coroutines.cc (morph_fn_to_coro): Unconditionally remove any
3237 set throwing_cleanup marker.
3238
32392021-02-25 Nathan Sidwell <nathan@acm.org>
3240
3241 PR c++/99166
3242 * module.cc (module_state::inform_cmi_p): Renamed field.
3243 (module_state::do_import): Adjust.
3244 (init_modules, finish_module_processing): Likewise.
3245 (handle_module_option): Likewise.
3246
32472021-02-25 Nathan Sidwell <nathan@acm.org>
3248
3249 PR c++/98318
3250 * mapper-client.cc (module_client::open_module_client): Fix typo
3251 of fd init.
3252
4028d01a
GA		 32532021-02-24 Nathan Sidwell <nathan@acm.org>
3254
3255 PR c++/98718
3256 * module.cc (ool): New indirection vector.
3257 (loc_spans::maybe_propagate): Location is not optional.
3258 (loc_spans::open): Likewise. Assert monotonically advancing.
3259 (module_for_ordinary_loc): Use ool indirection vector.
3260 (module_state::write_prepare_maps): Do not count empty macro
3261 expansions. Elide empty spans.
3262 (module_state::write_macro_maps): Skip empty expansions.
3263 (ool_cmp): New qsort comparator.
3264 (module_state::write): Create and destroy ool vector.
3265 (name_pending_imports): Fix dump push/pop.
3266 (preprocess_module): Likewise. Add more dumping.
3267 (preprocessed_module): Likewise.
3268
32692021-02-24 Iain Sandoe <iain@sandoe.co.uk>
3270
3271 PR c++/96251
3272 * coroutines.cc (coro_common_keyword_context_valid_p): Suppress
3273 error reporting when instantiating for a constexpr.
3274
71e24b06
GA		 32752021-02-23 Nathan Sidwell <nathan@acm.org>
3276
3277 PR c++/99208
3278 * decl.c (name_unnamed_type): Check DECL identity, not IDENTIFIER
3279 identity.
3280
32812021-02-23 Patrick Palka <ppalka@redhat.com>
3282
3283 PR c++/95468
3284 * pt.c (tsubst_copy_and_build) <case BASELINK>: New case, copied
3285 over from tsubst_copy.
3286
32872021-02-23 Patrick Palka <ppalka@redhat.com>
3288
3289 * pt.c (instantiation_dependent_expression_p): Check
3290 processing_template_decl before calling
3291 potential_constant_expression.
3292
2f5765cf
GA		 32932021-02-22 Nathan Sidwell <nathan@acm.org>
3294
3295 PR c++/99174
3296 * module.cc (struct module_state): Add visited_p flag.
3297 (name_pending_imports): Use it to avoid duplicate requests.
3298 (preprocess_module): Don't read preprocessor state if we failed to
3299 load a module's config.
3300
33012021-02-22 Nathan Sidwell <nathan@acm.org>
3302
3303 PR c++/99153
3304 * decl.c (duplicate_decls): Move DECL_MODULE_IMPORT_P propagation
3305 to common-path.
3306 * module.cc (set_defining_module): Add assert.
3307
50352c6c
GA		 33082021-02-19 Nathan Sidwell <nathan@acm.org>
3309
3310 PR c++/98741
3311 * module.cc (pending_imports): New.
3312 (declare_module): Adjust test condition.
3313 (name_pending_imports): New.
3314 (preprocess_module): Reimplement using pending_imports.
3315 (preprocessed_module): Move name-getting to name_pending_imports.
3316 * name-lookup.c (append_imported_binding_slot): Assert module
3317 ordering is increasing.
3318
33192021-02-19 Nathan Sidwell <nathan@acm.org>
3320
3321 * module.cc (note_cmis): New.
3322 (struct module_state): Add inform_read_p bit.
3323 (module_state::do_import): Inform of CMI location, if enabled.
3324 (init_modules): Canonicalize note_cmis entries.
3325 (handle_module_option): Handle -flang-info-module-read=FOO.
3326
33272021-02-19 Jason Merrill <jason@redhat.com>
3328
3329 PR c++/96926
3330 * call.c (perfect_conversion_p): Limit rvalueness
3331 test to reference bindings.
3332
33332021-02-19 Jason Merrill <jason@redhat.com>
3334
3335 PR c++/96926
3336 * call.c (perfect_conversion_p): New.
3337 (perfect_candidate_p): New.
3338 (add_candidates): Ignore templates after a perfect non-template.
3339
bf81237e
GA		 33402021-02-18 Nathan Sidwell <nathan@acm.org>
3341
3342 PR c++/99023
3343 * module.cc (canonicalize_header_name): Use
3344 cpp_probe_header_unit.
3345 (maybe_translate_include): Fix note_includes comparison.
3346 (init_modules): Fix note_includes string termination.
3347
33482021-02-18 Jakub Jelinek <jakub@redhat.com>
3349
3350 PR c++/99132
3351 * cp-gimplify.c (cp_genericize_r) <case CALL_EXPR>: Use
3352 cp_get_callee_fndecl_nofold instead of cp_get_callee_fndecl to check
3353 for immediate function calls.
3354
acc0ee5c
GA		 33552021-02-17 Nathan Sidwell <nathan@acm.org>
3356
3357 PR c++/99023
3358 * module.cc (struct macro_export): Add GTY markers.
3359 (macro_exports): Likewise, us a va_gc Vector.
3360
33612021-02-17 Jakub Jelinek <jakub@redhat.com>
3362
3363 PR sanitizer/99106
3364 * init.c (build_zero_init_1): For flexible array members just return
3365 NULL_TREE instead of returning empty CONSTRUCTOR with non-complete
3366 ARRAY_TYPE.
3367
33682021-02-17 Nathan Sidwell <nathan@acm.org>
3369
3370 PR c++/99116
3371 * name-lookup.c (do_pushdecl): Don't peek under template_parm
3372 bindings here ...
3373 (set_identifier_type_value_with_scope): ... or here.
3374 (do_pushtag): Only set_identifier_type_value_with_scope at
3375 non-class template parm scope, and use parent scope.
3376
33772021-02-17 Nathan Sidwell <nathan@acm.org>
3378
3379 PR c++/99071
3380 * name-lookup.c (maybe_record_mergeable_decl): Deref the correct
3381 pointer.
3382
33832021-02-17 Patrick Palka <ppalka@redhat.com>
3384
3385 PR debug/96997
3386 PR c++/94034
3387 * tree.c (build_aggr_init_expr): Revert r10-7718 change.
3388
fab095da
GA		 33892021-02-12 Nathan Sidwell <nathan@acm.org>
3390
3391 * module.cc (module_state::write_cluster): Check bindings for
3392 imported using-decls.
3393
33942021-02-12 Nathan Sidwell <nathan@acm.org>
3395
3396 PR c++/99040
3397 * module.cc (trees_in::decl_value): Call add_module_namespace_decl
3398 for new namespace-scope entities.
3399 (module_state::read_cluster): Don't call add_module_decl here.
3400 * name-lookup.h (add_module_decl): Rename to ...
3401 (add_module_namespace_decl): ... this.
3402 * name-lookup.c (newbinding_bookkeeping): Move into ...
3403 (do_pushdecl): ... here. Its only remaining caller.
3404 (add_module_decl): Rename to ...
3405 (add_module_namespace_decl): ... here. Add checking-assert for
3406 circularity. Don't call newbinding_bookkeeping, just extern_c
3407 checking and incomplete var checking.
3408
34092021-02-12 Nathan Sidwell <nathan@acm.org>
3410
3411 PR c++/99039
3412 PR c++/99040
3413 * cp-tree.h (CPTI_GLOBAL_TYPE): Delete.
3414 (global_type_node): Delete.
3415 (IDENTIFIER_TYPE_VALUE): Delete.
3416 (IDENTIFIER_HAS_TYPE_VALUE): Delete.
3417 (get_type_value): Delete.
3418 * name-lookup.h (identifier_type_value): Delete.
3419 * name-lookup.c (check_module_override): Don't
3420 SET_IDENTIFIER_TYPE_VALUE here.
3421 (do_pushdecl): Nor here.
3422 (identifier_type_value_1, identifier_type_value): Delete.
3423 (set_identifier_type_value_with_scope): Only
3424 SET_IDENTIFIER_TYPE_VALUE for local and class scopes.
3425 (pushdecl_nanmespace_level): Remove shadow stack nadgering.
3426 (do_pushtag): Use REAL_IDENTIFIER_TYPE_VALUE.
3427 * call.c (check_dtor_name): Use lookup_name.
3428 * decl.c (cxx_init_decl_processing): Drop global_type_node.
3429 * decl2.c (cplus_decl_attributes): Don't SET_IDENTIFIER_TYPE_VALUE
3430 here.
3431 * init.c (get_type_value): Delete.
3432 * pt.c (instantiate_class_template_1): Don't call pushtag or
3433 SET_IDENTIFIER_TYPE_VALUE here.
3434 (tsubst): Assert never an identifier.
3435 (dependent_type_p): Drop global_type_node assert.
3436 * typeck.c (error_args_num): Don't use IDENTIFIER_HAS_TYPE_VALUE
3437 to determine ctorness.
3438
34392021-02-12 Jakub Jelinek <jakub@redhat.com>
3440
3441 PR c++/97742
3442 * parser.c (cp_parser_requirement_seq): Stop iterating after reaching
3443 CPP_EOF.
3444
34452021-02-12 Jason Merrill <jason@redhat.com>
3446
3447 PR c++/97246
3448 PR c++/94546
3449 * pt.c (extract_fnparm_pack): Check DECL_PACK_P here.
3450 (register_parameter_specializations): Not here.
3451
0c5cdb31
GA		 34522021-02-11 Marek Polacek <polacek@redhat.com>
3453
3454 PR c++/95888
3455 * pt.c (lookup_template_class_1): Pass tf_none to tsubst when looking
3456 for the partial instantiation.
3457
34582021-02-11 Jakub Jelinek <jakub@redhat.com>
3459
3460 PR c++/99033
3461 * init.c (build_zero_init_1): Handle zero initialiation of
3462 flexible array members like initialization of [0] arrays.
3463 Use integer_minus_onep instead of comparison to integer_minus_one_node
3464 and integer_zerop instead of comparison against size_zero_node.
3465 Formatting fixes.
3466
34672021-02-11 Marek Polacek <polacek@redhat.com>
3468
3469 PR c++/99063
3470 * semantics.c (finish_do_stmt): Check for unexpanded parameter packs.
3471
34722021-02-11 Patrick Palka <ppalka@redhat.com>
3473
3474 PR c++/97582
3475 * name-lookup.c (op_unqualified_lookup): Handle an ambiguous
3476 lookup result by discarding it if the first element is a
3477 class-scope declaration, otherwise return it.
3478 (push_operator_bindings): Handle an ambiguous lookup result by
3479 doing push_local_binding on each element in the list.
3480
34812021-02-11 Marek Polacek <polacek@redhat.com>
3482
3483 * parser.c (cp_parser_selection_statement): Use vec_free.
3484
4b37c3ea
GA		 34852021-02-10 Jakub Jelinek <jakub@redhat.com>
3486
3487 PR c++/98988
3488 PR c++/99031
3489 * constexpr.c: Include cgraph.h.
3490 (cxx_eval_call_expression): Call varpool_node::finalize_decl on
3491 heap artificial vars.
3492 (cxx_eval_outermost_constant_expr): Remove varpool nodes for
3493 heap artificial vars.
3494
34952021-02-10 Nathan Sidwell <nathan@acm.org>
3496
3497 PR c++/99030
3498 * pt.c (tsubst_copy) [VAR_DECL]: For a DECL_LOCAL_DECL_P T is the
3499 answer if there's no local specialization.
3500
0a91b73e
GA		 35012021-02-09 Nathan Sidwell <nathan@acm.org>
3502
3503 PR c++/98944
3504 * module.cc (module_state::is_rooted): Rename to ...
3505 (module_state::has_location): ... here. Adjust callers.
3506 (module_state::read_partitions): Adjust validity check.
3507 Don't overwrite a known location.
3508
35092021-02-09 Jason Merrill <jason@redhat.com>
3510
3511 PR c++/96905
3512 * pt.c (mark_decl_instantiated): Exit early if consteval.
3513
35142021-02-09 Jason Merrill <jason@redhat.com>
3515
3516 PR c++/98326
3517 PR c++/20408
3518 * cp-gimplify.c (simple_empty_class_p): Don't touch an invisiref
3519 parm.
3520
35212021-02-09 Jason Merrill <jason@redhat.com>
3522
3523 PR c++/98994
3524 PR c++/97566
3525 * constexpr.c (cxx_eval_store_expression): Only skip empty fields in
3526 RECORD_TYPE.
3527
2da7ce23
GA		 35282021-02-08 Nathan Sidwell <nathan@acm.org>
3529
3530 * decl.c (start_cleanup_fn): Push function into
3531 namespace.
3532
35332021-02-08 Nathan Sidwell <nathan@acm.org>
3534
3535 PR c++/98531
3536 * cp-tree.h (push_abi_namespace, pop_abi_namespace): Declare.
3537 * decl.c (push_abi_namespace, pop_abi_namespace): Moved
3538 from rtti.c, add default namespace arg.
3539 (check_redeclaration_exception_specification): Allow a lazy
3540 builtin's eh spec to differ from an lready-declared user
3541 declaration.
3542 (declare_global_var): Use push/pop_abi_namespace.
3543 (get_atexit_node): Push the fndecl into a namespace.
3544 * rtti.c (push_abi_namespace, pop_abi_namespace): Moved to
3545 decl.c.
3546
35472021-02-08 Marek Polacek <polacek@redhat.com>
3548
3549 * cp-tree.h (CLASSTYPE_TI_TEMPLATE): Fix typo.
3550
1ed59127
GA		 35512021-02-05 Marek Polacek <polacek@redhat.com>
3552
3553 PR c++/98947
3554 * call.c (build_conditional_expr_1): Don't call mark_lvalue_use
3555 on arg2/arg3.
3556 * expr.c (mark_use) <case MODIFY_EXPR>: Don't check read_p when
3557 issuing the -Wvolatile warning. Only set TREE_THIS_VOLATILE if
3558 a warning was emitted.
3559
35602021-02-05 Marek Polacek <polacek@redhat.com>
3561
3562 PR c++/96462
3563 * name-lookup.c (lookup_using_decl): Hoist the destructor check.
3564
35652021-02-05 Jakub Jelinek <jakub@redhat.com>
3566
3567 PR c++/97878
3568 * decl.c (check_array_initializer): For structured bindings, require
3569 the array type to be complete.
3570
a19dd5e6
GA		 35712021-02-04 Jason Merrill <jason@redhat.com>
3572
3573 PR c++/98717
3574 * constraint.cc (build_concept_check_arguments): Remove assert.
3575 (build_concept_check): Allow empty args.
3576
35772021-02-04 Tom Greenslade (thomgree) <thomgree@cisco.com>
3578
3579 PR c++/90926
3580 * call.c (can_convert_array): Extend to handle all valid aggregate
3581 initializers of an array; including by string literals, not just by
3582 brace-init-list.
3583 (build_aggr_conv): Call can_convert_array more often, not just in
3584 brace-init-list case.
3585 * typeck2.c (array_string_literal_compatible_p): New function.
3586 (digest_init_r): call array_string_literal_compatible_p
3587 * cp-tree.h: (array_string_literal_compatible_p): Declare.
3588
35892021-02-04 Jason Merrill <jason@redhat.com>
3590
3591 PR c++/98802
3592 * pt.c (do_class_deduction): No aggregate guide if any_dguides_p.
3593
35942021-02-04 Jason Merrill <jason@redhat.com>
3595
3596 PR c++/95192
3597 * pt.c (tsubst_attribute): Handle error.
3598 (apply_late_template_attributes): Return false on error.
3599 (tsubst_function_decl): Check its return value.
3600 (tsubst_decl): Likewise.
3601 (push_template_decl): Assert current_template_parms.
3602 (tsubst_template_decl): Set current_template_parms.
3603
9faaa807
GA		 36042021-02-03 Marek Polacek <polacek@redhat.com>
3605
3606 PR c++/98951
3607 * call.c (struct z_candidate): Mark rewritten and reversed as const.
3608 (struct NonPublicField): Mark operator() as const.
3609 (struct NonTrivialField): Likewise.
3610
36112021-02-03 Jason Merrill <jason@redhat.com>
3612
3613 PR c++/98926
3614 PR c++/98570
3615 * pt.c (spec_hasher::equal): Set processing_template_decl.
3616 * Make-lang.in (check-g++-strict-gc): Add --param
3617 hash-table-verification-limit=10000.
3618
36192021-02-03 Marek Polacek <polacek@redhat.com>
3620
3621 PR c++/98899
3622 * parser.c (cp_parser_class_specifier_1): Use any possible
3623 DEFPARSE_INSTANTIATIONS to update DEFERRED_NOEXCEPT_PATTERN.
3624 (cp_parser_save_noexcept): Initialize DEFPARSE_INSTANTIATIONS.
3625 * pt.c (tsubst_exception_specification): Stash new_specs into
3626 DEFPARSE_INSTANTIATIONS.
3627 * tree.c (fixup_deferred_exception_variants): Use
3628 UNPARSED_NOEXCEPT_SPEC_P.
3629
548b75d8
GA		 36302021-02-02 Jason Merrill <jason@redhat.com>
3631
3632 PR c++/98929
3633 PR c++/96199
3634 * error.c (dump_expr): Ignore dummy object.
3635 * pt.c (tsubst_baselink): Handle dependent scope.
3636
f7884fb1
GA		 36372021-02-01 Patrick Palka <ppalka@redhat.com>
3638
3639 PR c++/98295
3640 * constexpr.c (cxx_eval_array_reference): Also set
3641 new_ctx.object when setting new_ctx.ctor.
3642
36432021-02-01 Marek Polacek <polacek@redhat.com>
3644
3645 PR c++/98355
3646 * parser.c (cp_parser_has_attribute_expression): Use
3647 uses_template_parms instead of type_dependent_expression_p.
3648
36492021-02-01 Jason Merrill <jason@redhat.com>
3650
3651 PR c++/98570
3652 * cp-tree.h: Declare it.
3653 * pt.c (comparing_dependent_aliases): New flag.
3654 (template_args_equal, spec_hasher::equal): Set it.
3655 (dependent_alias_template_spec_p): Assert that we don't
3656 get non-types other than error_mark_node.
3657 (instantiate_alias_template): SET_TYPE_STRUCTURAL_EQUALITY
3658 on complex alias specializations. Set TYPE_DEPENDENT_P here.
3659 (tsubst_decl): Not here.
3660 * module.cc (module_state::read_cluster): Set
3661 comparing_dependent_aliases instead of
3662 comparing_specializations.
3663 * tree.c (cp_tree_equal): Remove comparing_specializations
3664 module handling.
3665 * typeck.c (structural_comptypes): Adjust.
3666 (comptypes): Remove comparing_specializations handling.
3667
2900f2f2
GA		 36682021-01-29 Nathan Sidwell <nathan@acm.org>
3669
3670 PR c++/98843
3671 * module.cc (module_state_config): Add num_entities field.
3672 (module_state::read_entities): The entity_ary span is
3673 already allocated.
3674 (module_state::write_config): Write num_entities.
3675 (module_state::read_config): Read num_entities.
3676 (module_state::write): Set config's num_entities.
3677 (module_state::read_initial): Allocate the entity ary
3678 span here.
3679 (module_state::read_language): Do not set entity_lwm
3680 here.
3681
36822021-01-29 Marek Polacek <polacek@redhat.com>
3683
3684 PR c++/96137
3685 * parser.c (cp_parser_class_name): If parser->scope is
3686 error_mark_node, return it, otherwise continue.
3687
85d04a2e
GA		 36882021-01-28 Jakub Jelinek <jakub@redhat.com>
3689
3690 PR c++/98841
3691 * typeck.c (build_x_indirect_ref): For *this, return current_class_ref.
3692
36932021-01-28 Jakub Jelinek <jakub@redhat.com>
3694
3695 PR c++/33661
3696 PR c++/98847
3697 * decl.c (cp_finish_decl): For register vars with asmspec in templates
3698 call set_user_assembler_name and set DECL_HARD_REGISTER.
3699 * pt.c (tsubst_expr): When instantiating DECL_HARD_REGISTER vars,
3700 pass asmspec_tree to cp_finish_decl.
3701
37022021-01-28 Nathan Sidwell <nathan@acm.org>
3703
3704 PR c++/98770
3705 * module.cc (trees_out::decl_value): Swap is_typedef & TYPE_NAME
3706 check order.
3707 (trees_in::decl_value): Do typedef frobbing only when installing
3708 a new typedef, adjust is_matching_decl call. Swap is_typedef
3709 & TYPE_NAME check.
3710 (trees_in::is_matching_decl): Add is_typedef parm. Adjust variable
3711 names and deal with typedef checking.
3712
aa69f0a8
GA		 37132021-01-27 Jason Merrill <jason@redhat.com>
3714
3715 PR c++/97874
3716 * name-lookup.c (lookup_using_decl): Clean up handling
3717 of dependency and inherited constructors.
3718 (finish_nonmember_using_decl): Handle DECL_DEPENDENT_P.
3719 * pt.c (tsubst_expr): Handle DECL_DEPENDENT_P.
3720
e62bb7f0
GA		 37212021-01-26 Jason Merrill <jason@redhat.com>
3722
3723 PR c++/97474
3724 * call.c (type_passed_as): Don't mark invisiref restrict.
3725
37262021-01-26 Jason Merrill <jason@redhat.com>
3727
3728 PR c++/97566
3729 PR c++/98463
3730 * class.c (layout_class_type): An empty field gets size 0.
3731 (is_empty_field): New.
3732 (check_bases): Check it.
3733 * cp-tree.h (is_empty_field): Declare it.
3734 * constexpr.c (cxx_eval_store_expression): Check it.
3735 (cx_check_missing_mem_inits): Likewise.
3736 * init.c (perform_member_init): Likewise.
3737 * typeck2.c (process_init_constructor_record): Likewise.
3738
161e4c08
GA		 37392021-01-25 Martin Sebor <msebor@redhat.com>
3740
3741 PR c++/98646
3742 * cvt.c (cp_fold_convert): Propagate TREE_NO_WARNING.
3743
37442021-01-25 Jason Merrill <jason@redhat.com>
3745
3746 PR c++/98463
3747 * constexpr.c (get_or_insert_ctor_field): Add check.
3748 (cxx_eval_store_expression): Handle discontinuity of refs.
3749
6b163337
GA		 37502021-01-23 Anthony Sharp <anthonysharp15@gmail.com>
3751
3752 * call.c (complain_about_access): Altered function.
3753 * cp-tree.h (complain_about_access): Changed parameters of function.
3754 (get_parent_with_private_access): Declared new function.
3755 * search.c (get_parent_with_private_access): Defined new function.
3756 * semantics.c (enforce_access): Modified function.
3757 * typeck.c (complain_about_unrecognized_member): Updated function
3758 arguments in complain_about_access.
3759
37602021-01-23 Patrick Palka <ppalka@redhat.com>
3761
3762 PR c++/97399
3763 * cp-tree.h (shared_member_p): Adjust declaration.
3764 * parser.c (cp_parser_init_declarator): If the storage class
3765 specifier is sc_static, pass true for static_p to
3766 cp_parser_declarator.
3767 (cp_parser_direct_declarator): Don't do inject_this_parm when
3768 the declarator is a friend.
3769 * search.c (shared_member_p): Change return type to bool and
3770 adjust function body accordingly. Return false for a dependent
3771 USING_DECL instead of aborting.
3772 * semantics.c (finish_qualified_id_expr): Rely on shared_member_p
3773 even when type-dependent.
3774
8502e23d
GA		 37752021-01-22 Marek Polacek <polacek@redhat.com>
3776
3777 PR c++/96623
3778 * parser.c (inject_parm_decls): Remove a redundant assignment.
3779 (cp_parser_class_specifier_1): Clear current_class_{ptr,ref}
3780 before calling inject_parm_decls.
3781
37822021-01-22 Jason Merrill <jason@redhat.com>
3783
3784 PR c++/98744
3785 * call.c (make_base_init_ok): Use DECL_HAS_VTT_PARM_P.
3786
37872021-01-22 Jakub Jelinek <jakub@redhat.com>
3788
3789 PR sanitizer/95693
3790 * init.c (build_zero_init_1): Revert the 2018-03-06 change to
3791 return build_zero_cst for reference types.
3792 * typeck2.c (process_init_constructor_record): Instead call
3793 build_zero_cst here during error recovery instead of build_zero_init.
3794
37952021-01-22 Marek Polacek <polacek@redhat.com>
3796
3797 PR c++/98545
3798 * mangle.c (write_member_name): Emit abi_warn_or_compat_version_crosses
3799 warnings regardless of abi_version_at_least.
3800 (write_expression): When the expression is a dependent name
3801 and an operator name, write "on" before writing its name.
3802
38032021-01-22 Marek Polacek <polacek@redhat.com>
3804
3805 PR c++/97966
3806 * pt.c (instantiate_class_template_1): Instantiate members
3807 marked with attribute used only after we're done instantiating
3808 the class.
3809
7559d465
GA		 38102021-01-21 Patrick Palka <ppalka@redhat.com>
3811
3812 PR c++/71879
3813 * semantics.c (finish_decltype_type): Set up a cp_unevaluated
3814 sentinel at the start of the function. Remove a now-redundant
3815 manual adjustment of cp_unevaluated_operand.
3816
38172021-01-21 Nathan Sidwell <nathan@acm.org>
3818
3819 PR c++/98624
3820 * module.cc (depset::hash::find_dependencies): Add
3821 module arg.
3822 (trees_out::core_vals): Check state before calling
3823 write_location.
3824 (sort_cluster, module_state::write): Adjust
3825 find_dependencies call.
3826
38272021-01-21 Jakub Jelinek <jakub@redhat.com>
3828
3829 PR c++/98672
3830 * constexpr.c (check_for_return_continue_data): Add break_stmt member.
3831 (check_for_return_continue): Also look for BREAK_STMT. Handle
3832 SWITCH_STMT by ignoring break_stmt from its body.
3833 (potential_constant_expression_1) <case FOR_STMT>,
3834 <case WHILE_STMT>: If the condition isn't constant true, check if
3835 the loop body can contain a return stmt.
3836 <case SWITCH_STMT>: Adjust check_for_return_continue_data initializer.
3837 <case IF_STMT>: If recursion with tf_none is successful,
3838 merge *jump_target from the branches - returns with highest priority,
3839 breaks or continues lower. If then branch is potentially constant and
3840 doesn't return, check the else branch if it could return, break or
3841 continue.
3842
38432021-01-21 Nathan Sidwell <nathan@acm.org>
3844
3845 PR c++/98530
3846 * name-lookup.c (lookup_class_binding): Rearrange a stat-hack.
3847
b93d0e36
GA		 38482021-01-20 Nathan Sidwell <nathan@acm.org>
3849
3850 * module.cc (bytes_in::i, bytes_in::wi): Avoid left shift of
3851 signed type.
3852
38532021-01-20 Patrick Palka <ppalka@redhat.com>
3854
3855 PR c++/95434
3856 * pt.c (tsubst) <case TEMPLATE_TYPE_PARM>: If tsubsting
3857 CLASS_PLACEHOLDER_TEMPLATE yields a TEMPLATE_TEMPLATE_PARM,
3858 adjust to its TEMPLATE_TEMPLATE_PARM_TEMPLATE_DECL.
3859
38602021-01-20 Patrick Palka <ppalka@redhat.com>
3861
3862 PR c++/82613
3863 * parser.c (cp_parser_class_head): Defer access checking when
3864 parsing the base-clause until all bases are seen and attached
3865 to the class type.
3866 * pt.c (instantiate_class_template): Likewise when substituting
3867 into dependent bases.
3868
38692021-01-20 Jakub Jelinek <jakub@redhat.com>
3870
3871 PR c++/98742
3872 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_DETACH>: If
3873 error_operand_p, remove clause without further checking. Check
3874 for non-NULL TYPE_NAME.
3875
f35a4f96
GA		 38762021-01-19 Marek Polacek <polacek@redhat.com>
3877
3878 PR c++/98659
3879 * pt.c (maybe_instantiate_noexcept): Return false if FN is
3880 error_mark_node.
3881
38822021-01-19 Marek Polacek <polacek@redhat.com>
3883
3884 PR c++/98687
3885 * name-lookup.c (push_using_decl_bindings): New, broken out of...
3886 (finish_nonmember_using_decl): ...here.
3887 * name-lookup.h (push_using_decl_bindings): Update declaration.
3888 * pt.c (tsubst_expr): Update the call to push_using_decl_bindings.
3889
38902021-01-19 Patrick Palka <ppalka@redhat.com>
3891
3892 PR c++/41437
3893 PR c++/58993
3894 * search.c (friend_accessible_p): If scope is a hidden friend
3895 defined inside a dependent class, consider access from the
3896 class.
3897 * parser.c (cp_parser_late_parsing_for_member): Don't push a
3898 dk_no_check access state.
3899
39002021-01-19 Marek Polacek <polacek@redhat.com>
3901
3902 PR c++/98333
3903 * parser.c (cp_parser_class_specifier_1): Perform late-parsing
3904 of NSDMIs before late-parsing of noexcept-specifiers.
3905
39062021-01-19 Nathan Sidwell <nathan@acm.org>
3907
3908 * module.cc (identifier): Merge overloads.
3909
39102021-01-19 Nathan Sidwell <nathan@acm.org>
3911
3912 PR c++/98624
3913 * module.cc (trees_out::write_location): Make static.
3914
59cf67d1
GA		 39152021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
3916
3917 * parser.c (cp_parser_omp_clause_detach): New.
3918 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH.
3919 (OMP_TASK_CLAUSE_MASK): Add mask for PRAGMA_OMP_CLAUSE_DETACH.
3920 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
3921 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
3922 Prevent use of detach with mergeable and overriding the data sharing
3923 mode of the event handle.
3924
2f7f0d32
GA		 39252021-01-15 Nathan Sidwell <nathan@acm.org>
3926
3927 PR c++/98538
3928 * tree.c (cp_build_qualified_type_real): Propagate an array's
3929 dependentness to the copy, if known.
3930
39312021-01-15 Jason Merrill <jason@redhat.com>
3932
3933 PR c++/98642
3934 * call.c (unsafe_return_slot_p): Return int.
3935 (init_by_return_slot_p): Split out from...
3936 (unsafe_copy_elision_p): ...here.
3937 (unsafe_copy_elision_p_opt): New name for old meaning.
3938 (build_over_call): Adjust.
3939 (make_safe_copy_elision): New.
3940 * typeck2.c (split_nonconstant_init_1): Elide copy from safe
3941 list-initialization.
3942 * cp-tree.h: Adjust.
3943
39442021-01-15 Jason Merrill <jason@redhat.com>
3945
3946 * call.c (base_ctor_for, make_base_init_ok): New.
3947 (build_over_call): Use make_base_init_ok.
3948
39492021-01-15 Jason Merrill <jason@redhat.com>
3950
3951 PR c++/63707
3952 * tree.c (build_vec_init_expr): Don't call build_vec_init_elt
3953 if we got a CONSTRUCTOR.
3954
39552021-01-15 Nathan Sidwell <nathan@acm.org>
3956
3957 PR c++/98591
3958 * lang-specs.h: Fix handling of -fmodule-only with -fsyntax-only.
3959
5fff80fd
GA		 39602021-01-14 Jason Merrill <jason@redhat.com>
3961
3962 * typeck2.c (process_init_constructor_record): Use fldtype
3963 variable consistently.
3964
39652021-01-14 Nathan Sidwell <nathan@acm.org>
3966
3967 PR c++/98372
3968 * tree.c (cp_tree_equal): Correct map_context logic.
3969
be0851b8
GA		 39702021-01-13 Marek Polacek <polacek@redhat.com>
3971
3972 PR c++/98231
3973 * name-lookup.c (push_using_decl_bindings): New.
3974 * name-lookup.h (push_using_decl_bindings): Declare.
3975 * pt.c (tsubst_expr): Call push_using_decl_bindings.
3976
39772021-01-13 Nathan Sidwell <nathan@acm.org>
3978
3979 PR c++/98626
3980 * module.cc (module_add_import_initializers): Pass a
3981 zero-element argument vector.
3982
6851dda2
GA		 39832021-01-12 Patrick Palka <ppalka@redhat.com>
3984
3985 PR c++/98611
3986 * tree.c (cp_walk_subtrees) <case TEMPLATE_TYPE_PARM>: Visit
3987 the template of a CTAD placeholder.
3988
39892021-01-12 Marek Polacek <polacek@redhat.com>
3990
3991 PR c++/98620
3992 * typeck2.c (process_init_constructor_record): Don't emit
3993 -Wmissing-field-initializers warnings in unevaluated contexts.
3994
67fbb7f0
GA		 39952021-01-11 Jakub Jelinek <jakub@redhat.com>
3996
3997 PR c++/98481
3998 * class.c (find_abi_tags_r): Set *walk_subtrees to 2 instead of 1
3999 for types.
4000 (mark_abi_tags_r): Likewise.
4001 * decl2.c (min_vis_r): Likewise.
4002 * tree.c (cp_walk_subtrees): If *walk_subtrees_p is 2, look through
4003 typedefs.
4004
bf5cbb9e
GA		 40052021-01-08 Patrick Palka <ppalka@redhat.com>
4006
4007 PR c++/98551
4008 * constexpr.c (cxx_eval_call_expression): Check CLASS_TYPE_P
4009 instead of AGGREGATE_TYPE_P before calling replace_result_decl.
4010
40112021-01-08 Patrick Palka <ppalka@redhat.com>
4012
4013 PR c++/98515
4014 * semantics.c (check_accessibility_of_qualified_id): Punt if
4015 we're checking access of a scoped non-static member inside a
4016 class template.
4017
7d187e4f
GA		 40182021-01-07 Jakub Jelinek <jakub@redhat.com>
4019
4020 PR c++/98329
4021 * pt.c (tsubst_copy) <case BIT_CAST_EXPR>: Don't call
4022 cp_build_bit_cast here, instead just build_min a BIT_CAST_EXPR and set
4023 its location.
4024 (tsubst_copy_and_build): Handle BIT_CAST_EXPR.
4025
40262021-01-07 Marek Polacek <polacek@redhat.com>
4027
4028 PR c++/98441
4029 * decl.c (grokdeclarator): Move the !funcdecl_p check inside the
4030 !late_return_type block.
4031
40322021-01-07 Jason Merrill <jason@redhat.com>
4033
4034 * constexpr.c (cxx_bind_parameters_in_call): Add comment.
4035 (cxx_eval_store_expression): Add comment.
4036
40372021-01-07 Jason Merrill <jason@redhat.com>
4038
4039 * call.c (has_next): Factor out from...
4040 (next_conversion): ...here.
4041 (strip_standard_conversion): And here.
4042 (is_subseq): And here.
4043 (build_conv): Check it.
4044 (standard_conversion): Don't call build_conv
4045 for ck_identity.
4046
942ae5be
GA		 40472021-01-06 Martin Sebor <msebor@redhat.com>
4048
4049 PR c++/95768
4050 * error.c (dump_expr): Call c_pretty_printer::unary_expression.
4051
651b8a50
GA		 40522021-01-05 Patrick Palka <ppalka@redhat.com>
4053
4054 * pt.c (unify) <case TEMPLATE_PARM_INDEX>: After walking into
4055 the type of the NTTP, substitute into the type again. If the
4056 type is still dependent, don't unify the NTTP.
4057
40582021-01-05 Jakub Jelinek <jakub@redhat.com>
4059
4060 * Make-lang.in (cc1plus-checksum, cc1plus$(exeext): Add
4061 $(CODYLIB) after $(BACKEND).
4062
40632021-01-05 Jakub Jelinek <jakub@redhat.com>
4064
4065 PR c++/98469
4066 * constexpr.c (cxx_eval_constant_expression) <case BIT_CAST_EXPR>:
4067 Punt if lval is true.
4068 * semantics.c (cp_build_bit_cast): Call get_target_expr_sfinae on
4069 the result if it has a class type.
4070
40712021-01-05 Marek Polacek <polacek@redhat.com>
4072
4073 PR c++/82099
4074 * pt.c (resolve_overloaded_unification): Call
4075 maybe_instantiate_noexcept after instantiating the function
4076 decl.
4077
40782021-01-05 Nathan Sidwell <nathan@acm.org>
4079
4080 * parser.c (cp_parser_module_declaration): Alter diagnostic
4081 text to say where is permissable.
4082
40832021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4084
4085 PR c++/98316
4086 * Make-lang.in (cc1plus$(exeext)): Add $(CODYLIB), $(NETLIBS).
4087
2eacfdbd
GA		 40882021-01-02 Jan Hubicka <jh@suse.cz>
4089
4090 * cp-tree.h (cp_tree_c_finish_parsing): Declare.
4091 * decl2.c (c_parse_final_cleanups): Call cp_tree_c_finish_parsing.
4092 * tree.c (cp_tree_c_finish_parsing): New function.
4093
b6dd195a
GA		 40942021-01-01 Jakub Jelinek <jakub@redhat.com>
4095
4096 * ChangeLog-2020: Rotate ChangeLog. New file.
4097
ad41bd84 4098\f
618e665a 4099Copyright (C) 2021 Free Software Foundation, Inc.
ad41bd84
JM		 4100
4101Copying and distribution of this file, with or without modification,
4102are permitted in any medium without royalty provided the copyright
4103notice and this notice are preserved.
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