]>
Commit | Line | Data |
---|---|---|
8d08fdba MS |
1 | /* Call-backs for C++ error reporting. |
2 | This code is non-reentrant. | |
d479d37f | 3 | Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, |
5e203bf8 | 4 | 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. |
f5adbb8d | 5 | This file is part of GCC. |
8d08fdba | 6 | |
f5adbb8d | 7 | GCC is free software; you can redistribute it and/or modify |
8d08fdba MS |
8 | it under the terms of the GNU General Public License as published by |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
f5adbb8d | 12 | GCC is distributed in the hope that it will be useful, |
8d08fdba MS |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
f5adbb8d | 18 | along with GCC; see the file COPYING. If not, write to |
1788952f KC |
19 | the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
8d08fdba MS |
21 | |
22 | #include "config.h" | |
8d052bc7 | 23 | #include "system.h" |
4977bab6 ZW |
24 | #include "coretypes.h" |
25 | #include "tm.h" | |
8d08fdba MS |
26 | #include "tree.h" |
27 | #include "cp-tree.h" | |
a1bda5f1 | 28 | #include "real.h" |
54f92bfb | 29 | #include "toplev.h" |
749ced52 | 30 | #include "flags.h" |
cb753e49 | 31 | #include "diagnostic.h" |
7cb32822 | 32 | #include "langhooks-def.h" |
e1a4dd13 | 33 | #include "cxx-pretty-print.h" |
8d08fdba | 34 | |
73bbafe5 | 35 | #define pp_separate_with_comma(PP) pp_cxx_separate_with (PP, ',') |
a1066c99 | 36 | |
99885b3f GDR |
37 | /* The global buffer where we dump everything. It is there only for |
38 | transitional purpose. It is expected, in the near future, to be | |
39 | completely removed. */ | |
e1a4dd13 | 40 | static cxx_pretty_printer scratch_pretty_printer; |
b6fe0bb8 | 41 | #define cxx_pp (&scratch_pretty_printer) |
0aafb128 | 42 | |
b34c06e3 | 43 | # define NEXT_CODE(T) (TREE_CODE (TREE_TYPE (T))) |
8d08fdba | 44 | |
3f8548e7 | 45 | static const char *args_to_string (tree, int); |
4e3f84b7 GDR |
46 | static const char *assop_to_string (enum tree_code); |
47 | static const char *code_to_string (enum tree_code); | |
3f8548e7 GDR |
48 | static const char *cv_to_string (tree, int); |
49 | static const char *decl_to_string (tree, int); | |
4e3f84b7 | 50 | static const char *expr_to_string (tree); |
3f8548e7 | 51 | static const char *fndecl_to_string (tree, int); |
4e3f84b7 GDR |
52 | static const char *op_to_string (enum tree_code); |
53 | static const char *parm_to_string (int); | |
3f8548e7 GDR |
54 | static const char *type_to_string (tree, int); |
55 | ||
56 | static void dump_type (tree, int); | |
57 | static void dump_typename (tree, int); | |
58 | static void dump_simple_decl (tree, tree, int); | |
59 | static void dump_decl (tree, int); | |
60 | static void dump_template_decl (tree, int); | |
61 | static void dump_function_decl (tree, int); | |
62 | static void dump_expr (tree, int); | |
63 | static void dump_unary_op (const char *, tree, int); | |
64 | static void dump_binary_op (const char *, tree, int); | |
65 | static void dump_aggr_type (tree, int); | |
b9b44fb9 | 66 | static void dump_type_prefix (tree, int); |
3f8548e7 GDR |
67 | static void dump_type_suffix (tree, int); |
68 | static void dump_function_name (tree, int); | |
5039610b SL |
69 | static void dump_call_expr_args (tree, int, bool); |
70 | static void dump_aggr_init_expr_args (tree, int, bool); | |
3f8548e7 GDR |
71 | static void dump_expr_list (tree, int); |
72 | static void dump_global_iord (tree); | |
3f8548e7 GDR |
73 | static void dump_parameters (tree, int); |
74 | static void dump_exception_spec (tree, int); | |
3f8548e7 GDR |
75 | static void dump_template_argument (tree, int); |
76 | static void dump_template_argument_list (tree, int); | |
77 | static void dump_template_parameter (tree, int); | |
78 | static void dump_template_bindings (tree, tree); | |
79 | static void dump_scope (tree, int); | |
80 | static void dump_template_parms (tree, int, int); | |
81 | ||
82 | static const char *function_category (tree); | |
83 | static void maybe_print_instantiation_context (diagnostic_context *); | |
84 | static void print_instantiation_full_context (diagnostic_context *); | |
85 | static void print_instantiation_partial_context (diagnostic_context *, | |
0cbd7506 | 86 | tree, location_t); |
3f8548e7 GDR |
87 | static void cp_diagnostic_starter (diagnostic_context *, diagnostic_info *); |
88 | static void cp_diagnostic_finalizer (diagnostic_context *, diagnostic_info *); | |
89 | static void cp_print_error_function (diagnostic_context *, diagnostic_info *); | |
90 | ||
39ce81c9 ZW |
91 | static bool cp_printer (pretty_printer *, text_info *, const char *, |
92 | int, bool, bool, bool); | |
9a472a42 | 93 | static location_t location_of (tree); |
8d08fdba MS |
94 | |
95 | void | |
3f8548e7 | 96 | init_error (void) |
8d08fdba | 97 | { |
f68fc4db GDR |
98 | diagnostic_starter (global_dc) = cp_diagnostic_starter; |
99 | diagnostic_finalizer (global_dc) = cp_diagnostic_finalizer; | |
749ced52 ZW |
100 | diagnostic_format_decoder (global_dc) = cp_printer; |
101 | ||
e1a4dd13 GDR |
102 | pp_construct (pp_base (cxx_pp), NULL, 0); |
103 | pp_cxx_pretty_printer_init (cxx_pp); | |
8d08fdba MS |
104 | } |
105 | ||
9e93bc9d | 106 | /* Dump a scope, if deemed necessary. */ |
bbcec105 | 107 | |
9e93bc9d | 108 | static void |
3f8548e7 | 109 | dump_scope (tree scope, int flags) |
bbcec105 | 110 | { |
55ace93c | 111 | int f = ~TFF_RETURN_TYPE & (flags & (TFF_SCOPE | TFF_CHASE_TYPEDEF)); |
761f0855 | 112 | |
9e93bc9d NS |
113 | if (scope == NULL_TREE) |
114 | return; | |
bb20cc46 | 115 | |
9e93bc9d NS |
116 | if (TREE_CODE (scope) == NAMESPACE_DECL) |
117 | { | |
118 | if (scope != global_namespace) | |
0cbd7506 MS |
119 | { |
120 | dump_decl (scope, f); | |
121 | pp_cxx_colon_colon (cxx_pp); | |
122 | } | |
9e93bc9d NS |
123 | } |
124 | else if (AGGREGATE_TYPE_P (scope)) | |
125 | { | |
761f0855 | 126 | dump_type (scope, f); |
73bbafe5 | 127 | pp_cxx_colon_colon (cxx_pp); |
9e93bc9d | 128 | } |
761f0855 | 129 | else if ((flags & TFF_SCOPE) && TREE_CODE (scope) == FUNCTION_DECL) |
9e93bc9d | 130 | { |
761f0855 | 131 | dump_function_decl (scope, f); |
73bbafe5 | 132 | pp_cxx_colon_colon (cxx_pp); |
9e93bc9d | 133 | } |
bbcec105 JM |
134 | } |
135 | ||
612c671a | 136 | /* Dump the template ARGument under control of FLAGS. */ |
5f77d6cc GDR |
137 | |
138 | static void | |
3f8548e7 | 139 | dump_template_argument (tree arg, int flags) |
5f77d6cc | 140 | { |
5d80a306 DG |
141 | if (ARGUMENT_PACK_P (arg)) |
142 | dump_template_argument_list (ARGUMENT_PACK_ARGS (arg), flags); | |
143 | else if (TYPE_P (arg) || TREE_CODE (arg) == TEMPLATE_DECL) | |
761f0855 | 144 | dump_type (arg, flags & ~TFF_CLASS_KEY_OR_ENUM); |
5f77d6cc | 145 | else |
761f0855 | 146 | dump_expr (arg, (flags | TFF_EXPR_IN_PARENS) & ~TFF_CLASS_KEY_OR_ENUM); |
5f77d6cc GDR |
147 | } |
148 | ||
612c671a GDR |
149 | /* Dump a template-argument-list ARGS (always a TREE_VEC) under control |
150 | of FLAGS. */ | |
151 | ||
152 | static void | |
3f8548e7 | 153 | dump_template_argument_list (tree args, int flags) |
612c671a GDR |
154 | { |
155 | int n = TREE_VEC_LENGTH (args); | |
156 | int need_comma = 0; | |
157 | int i; | |
158 | ||
159 | for (i = 0; i< n; ++i) | |
160 | { | |
5d80a306 DG |
161 | tree arg = TREE_VEC_ELT (args, i); |
162 | ||
163 | /* Only print a comma if we know there is an argument coming. In | |
164 | the case of an empty template argument pack, no actual | |
165 | argument will be printed. */ | |
166 | if (need_comma | |
167 | && (!ARGUMENT_PACK_P (arg) | |
168 | || TREE_VEC_LENGTH (ARGUMENT_PACK_ARGS (arg)) > 0)) | |
0cbd7506 | 169 | pp_separate_with_comma (cxx_pp); |
5d80a306 DG |
170 | |
171 | dump_template_argument (arg, flags); | |
612c671a GDR |
172 | need_comma = 1; |
173 | } | |
174 | } | |
175 | ||
176 | /* Dump a template parameter PARM (a TREE_LIST) under control of FLAGS. */ | |
177 | ||
178 | static void | |
3f8548e7 | 179 | dump_template_parameter (tree parm, int flags) |
612c671a | 180 | { |
42b304f1 LM |
181 | tree p; |
182 | tree a; | |
183 | ||
184 | if (parm == error_mark_node) | |
185 | return; | |
186 | ||
187 | p = TREE_VALUE (parm); | |
188 | a = TREE_PURPOSE (parm); | |
612c671a GDR |
189 | |
190 | if (TREE_CODE (p) == TYPE_DECL) | |
191 | { | |
761f0855 | 192 | if (flags & TFF_DECL_SPECIFIERS) |
0cbd7506 MS |
193 | { |
194 | pp_cxx_identifier (cxx_pp, "class"); | |
5d80a306 DG |
195 | if (TEMPLATE_TYPE_PARAMETER_PACK (TREE_TYPE (p))) |
196 | pp_cxx_identifier (cxx_pp, "..."); | |
0cbd7506 MS |
197 | if (DECL_NAME (p)) |
198 | pp_cxx_tree_identifier (cxx_pp, DECL_NAME (p)); | |
199 | } | |
612c671a | 200 | else if (DECL_NAME (p)) |
0cbd7506 | 201 | pp_cxx_tree_identifier (cxx_pp, DECL_NAME (p)); |
612c671a | 202 | else |
0cbd7506 | 203 | pp_cxx_canonical_template_parameter (cxx_pp, TREE_TYPE (p)); |
612c671a GDR |
204 | } |
205 | else | |
761f0855 | 206 | dump_decl (p, flags | TFF_DECL_SPECIFIERS); |
612c671a | 207 | |
761f0855 | 208 | if ((flags & TFF_FUNCTION_DEFAULT_ARGUMENTS) && a != NULL_TREE) |
612c671a | 209 | { |
73bbafe5 GDR |
210 | pp_cxx_whitespace (cxx_pp); |
211 | pp_equal (cxx_pp); | |
212 | pp_cxx_whitespace (cxx_pp); | |
31bb3027 | 213 | if (TREE_CODE (p) == TYPE_DECL || TREE_CODE (p) == TEMPLATE_DECL) |
0cbd7506 | 214 | dump_type (a, flags & ~TFF_CHASE_TYPEDEF); |
612c671a | 215 | else |
0cbd7506 | 216 | dump_expr (a, flags | TFF_EXPR_IN_PARENS); |
612c671a GDR |
217 | } |
218 | } | |
219 | ||
220 | /* Dump, under control of FLAGS, a template-parameter-list binding. | |
221 | PARMS is a TREE_LIST of TREE_VEC of TREE_LIST and ARGS is a | |
222 | TREE_VEC. */ | |
223 | ||
224 | static void | |
3f8548e7 | 225 | dump_template_bindings (tree parms, tree args) |
612c671a | 226 | { |
612c671a GDR |
227 | int need_comma = 0; |
228 | ||
229 | while (parms) | |
230 | { | |
231 | tree p = TREE_VALUE (parms); | |
b5ac18ea MM |
232 | int lvl = TMPL_PARMS_DEPTH (parms); |
233 | int arg_idx = 0; | |
612c671a GDR |
234 | int i; |
235 | ||
236 | for (i = 0; i < TREE_VEC_LENGTH (p); ++i) | |
b5ac18ea | 237 | { |
2bb5d995 JM |
238 | tree arg = NULL_TREE; |
239 | ||
240 | /* Don't crash if we had an invalid argument list. */ | |
241 | if (TMPL_ARGS_DEPTH (args) >= lvl) | |
242 | { | |
243 | tree lvl_args = TMPL_ARGS_LEVEL (args, lvl); | |
244 | if (NUM_TMPL_ARGS (lvl_args) > arg_idx) | |
245 | arg = TREE_VEC_ELT (lvl_args, arg_idx); | |
246 | } | |
b5ac18ea MM |
247 | |
248 | if (need_comma) | |
b6fe0bb8 | 249 | pp_separate_with_comma (cxx_pp); |
761f0855 | 250 | dump_template_parameter (TREE_VEC_ELT (p, i), TFF_PLAIN_IDENTIFIER); |
0cbd7506 MS |
251 | pp_cxx_whitespace (cxx_pp); |
252 | pp_equal (cxx_pp); | |
253 | pp_cxx_whitespace (cxx_pp); | |
b5ac18ea | 254 | if (arg) |
761f0855 | 255 | dump_template_argument (arg, TFF_PLAIN_IDENTIFIER); |
b5ac18ea | 256 | else |
b6fe0bb8 | 257 | pp_identifier (cxx_pp, "<missing>"); |
bb20cc46 | 258 | |
b5ac18ea MM |
259 | ++arg_idx; |
260 | need_comma = 1; | |
261 | } | |
612c671a GDR |
262 | |
263 | parms = TREE_CHAIN (parms); | |
264 | } | |
265 | } | |
266 | ||
b3426eb9 GK |
267 | /* Dump a human-readable equivalent of TYPE. FLAGS controls the |
268 | format. */ | |
e92cc029 | 269 | |
8d08fdba | 270 | static void |
3f8548e7 | 271 | dump_type (tree t, int flags) |
8d08fdba MS |
272 | { |
273 | if (t == NULL_TREE) | |
274 | return; | |
bb20cc46 | 275 | |
8d08fdba MS |
276 | if (TYPE_PTRMEMFUNC_P (t)) |
277 | goto offset_type; | |
278 | ||
279 | switch (TREE_CODE (t)) | |
280 | { | |
8d08fdba | 281 | case UNKNOWN_TYPE: |
5c06c5ce | 282 | pp_identifier (cxx_pp, "<unresolved overloaded function type>"); |
8d08fdba MS |
283 | break; |
284 | ||
dcd08efc JM |
285 | case TREE_LIST: |
286 | /* A list of function parms. */ | |
9e93bc9d | 287 | dump_parameters (t, flags); |
dcd08efc JM |
288 | break; |
289 | ||
8d08fdba | 290 | case IDENTIFIER_NODE: |
73bbafe5 | 291 | pp_cxx_tree_identifier (cxx_pp, t); |
8d08fdba MS |
292 | break; |
293 | ||
c81f61b2 | 294 | case TREE_BINFO: |
9e93bc9d | 295 | dump_type (BINFO_TYPE (t), flags); |
8d08fdba MS |
296 | break; |
297 | ||
298 | case RECORD_TYPE: | |
299 | case UNION_TYPE: | |
300 | case ENUMERAL_TYPE: | |
9e93bc9d | 301 | dump_aggr_type (t, flags); |
8d08fdba MS |
302 | break; |
303 | ||
304 | case TYPE_DECL: | |
761f0855 | 305 | if (flags & TFF_CHASE_TYPEDEF) |
0cbd7506 MS |
306 | { |
307 | dump_type (DECL_ORIGINAL_TYPE (t) | |
308 | ? DECL_ORIGINAL_TYPE (t) : TREE_TYPE (t), flags); | |
309 | break; | |
310 | } | |
f4f206f4 | 311 | /* Else fall through. */ |
bb20cc46 | 312 | |
67c2a928 | 313 | case TEMPLATE_DECL: |
009425e1 | 314 | case NAMESPACE_DECL: |
761f0855 | 315 | dump_decl (t, flags & ~TFF_DECL_SPECIFIERS); |
8d08fdba | 316 | break; |
bb20cc46 | 317 | |
8d08fdba | 318 | case INTEGER_TYPE: |
8d08fdba MS |
319 | case REAL_TYPE: |
320 | case VOID_TYPE: | |
2986ae00 | 321 | case BOOLEAN_TYPE: |
53de5204 GDR |
322 | case COMPLEX_TYPE: |
323 | case VECTOR_TYPE: | |
53de5204 | 324 | pp_type_specifier_seq (cxx_pp, t); |
8d08fdba MS |
325 | break; |
326 | ||
73b0fce8 | 327 | case TEMPLATE_TEMPLATE_PARM: |
c6002625 | 328 | /* For parameters inside template signature. */ |
a1281f45 | 329 | if (TYPE_IDENTIFIER (t)) |
73bbafe5 | 330 | pp_cxx_tree_identifier (cxx_pp, TYPE_IDENTIFIER (t)); |
73b0fce8 | 331 | else |
0cbd7506 | 332 | pp_cxx_canonical_template_parameter (cxx_pp, t); |
a1281f45 KL |
333 | break; |
334 | ||
335 | case BOUND_TEMPLATE_TEMPLATE_PARM: | |
336 | { | |
337 | tree args = TYPE_TI_ARGS (t); | |
e9f7dd36 | 338 | pp_cxx_cv_qualifier_seq (cxx_pp, t); |
73bbafe5 GDR |
339 | pp_cxx_tree_identifier (cxx_pp, TYPE_IDENTIFIER (t)); |
340 | pp_cxx_begin_template_argument_list (cxx_pp); | |
0cbd7506 | 341 | dump_template_argument_list (args, flags); |
73bbafe5 | 342 | pp_cxx_end_template_argument_list (cxx_pp); |
a1281f45 | 343 | } |
73b0fce8 KL |
344 | break; |
345 | ||
8d08fdba | 346 | case TEMPLATE_TYPE_PARM: |
b9b44fb9 | 347 | pp_cxx_cv_qualifier_seq (cxx_pp, t); |
ec255269 | 348 | if (TYPE_IDENTIFIER (t)) |
73bbafe5 | 349 | pp_cxx_tree_identifier (cxx_pp, TYPE_IDENTIFIER (t)); |
ec255269 | 350 | else |
0cbd7506 MS |
351 | pp_cxx_canonical_template_parameter |
352 | (cxx_pp, TEMPLATE_TYPE_PARM_INDEX (t)); | |
8d08fdba MS |
353 | break; |
354 | ||
8d08fdba MS |
355 | /* This is not always necessary for pointers and such, but doing this |
356 | reduces code size. */ | |
357 | case ARRAY_TYPE: | |
358 | case POINTER_TYPE: | |
359 | case REFERENCE_TYPE: | |
360 | case OFFSET_TYPE: | |
361 | offset_type: | |
362 | case FUNCTION_TYPE: | |
363 | case METHOD_TYPE: | |
9e93bc9d NS |
364 | { |
365 | dump_type_prefix (t, flags); | |
366 | dump_type_suffix (t, flags); | |
8d08fdba | 367 | break; |
9e93bc9d | 368 | } |
5566b478 | 369 | case TYPENAME_TYPE: |
b9b44fb9 | 370 | pp_cxx_cv_qualifier_seq (cxx_pp, t); |
c8094d83 MS |
371 | pp_cxx_identifier (cxx_pp, |
372 | TYPENAME_IS_ENUM_P (t) ? "enum" | |
fc6a28d7 MM |
373 | : TYPENAME_IS_CLASS_P (t) ? "class" |
374 | : "typename"); | |
46e2747c | 375 | dump_typename (t, flags); |
5566b478 MS |
376 | break; |
377 | ||
b8c6534b KL |
378 | case UNBOUND_CLASS_TEMPLATE: |
379 | dump_type (TYPE_CONTEXT (t), flags); | |
73bbafe5 GDR |
380 | pp_cxx_colon_colon (cxx_pp); |
381 | pp_cxx_identifier (cxx_pp, "template"); | |
b8c6534b KL |
382 | dump_type (DECL_NAME (TYPE_NAME (t)), flags); |
383 | break; | |
384 | ||
b894fc05 | 385 | case TYPEOF_TYPE: |
73bbafe5 GDR |
386 | pp_cxx_identifier (cxx_pp, "__typeof__"); |
387 | pp_cxx_whitespace (cxx_pp); | |
388 | pp_cxx_left_paren (cxx_pp); | |
eb34af89 | 389 | dump_expr (TYPEOF_TYPE_EXPR (t), flags & ~TFF_EXPR_IN_PARENS); |
73bbafe5 | 390 | pp_cxx_right_paren (cxx_pp); |
b894fc05 JM |
391 | break; |
392 | ||
5d80a306 DG |
393 | case TYPE_PACK_EXPANSION: |
394 | dump_type (PACK_EXPANSION_PATTERN (t), flags); | |
395 | pp_cxx_identifier (cxx_pp, "..."); | |
396 | break; | |
397 | ||
b1d7b1c0 DG |
398 | case TYPE_ARGUMENT_PACK: |
399 | { | |
400 | tree args = ARGUMENT_PACK_ARGS (t); | |
401 | int i; | |
402 | for (i = 0; i < TREE_VEC_LENGTH (args); ++i) | |
403 | { | |
404 | if (i) | |
405 | pp_separate_with_comma (cxx_pp); | |
406 | dump_type (TREE_VEC_ELT (args, i), flags); | |
407 | } | |
408 | } | |
409 | break; | |
410 | ||
8d08fdba | 411 | default: |
b6fe0bb8 | 412 | pp_unsupported_tree (cxx_pp, t); |
c6002625 | 413 | /* Fall through to error. */ |
9e93bc9d NS |
414 | |
415 | case ERROR_MARK: | |
b6fe0bb8 | 416 | pp_identifier (cxx_pp, "<type error>"); |
9e93bc9d | 417 | break; |
8d08fdba MS |
418 | } |
419 | } | |
420 | ||
46e2747c NS |
421 | /* Dump a TYPENAME_TYPE. We need to notice when the context is itself |
422 | a TYPENAME_TYPE. */ | |
423 | ||
424 | static void | |
3f8548e7 | 425 | dump_typename (tree t, int flags) |
46e2747c NS |
426 | { |
427 | tree ctx = TYPE_CONTEXT (t); | |
bb20cc46 | 428 | |
46e2747c NS |
429 | if (TREE_CODE (ctx) == TYPENAME_TYPE) |
430 | dump_typename (ctx, flags); | |
431 | else | |
761f0855 | 432 | dump_type (ctx, flags & ~TFF_CLASS_KEY_OR_ENUM); |
73bbafe5 | 433 | pp_cxx_colon_colon (cxx_pp); |
46e2747c NS |
434 | dump_decl (TYPENAME_TYPE_FULLNAME (t), flags); |
435 | } | |
436 | ||
9e93bc9d NS |
437 | /* Return the name of the supplied aggregate, or enumeral type. */ |
438 | ||
3cabd8f9 MA |
439 | const char * |
440 | class_key_or_enum_as_string (tree t) | |
8d08fdba | 441 | { |
8d08fdba | 442 | if (TREE_CODE (t) == ENUMERAL_TYPE) |
51c184be | 443 | return "enum"; |
8d08fdba | 444 | else if (TREE_CODE (t) == UNION_TYPE) |
51c184be | 445 | return "union"; |
8d08fdba | 446 | else if (TYPE_LANG_SPECIFIC (t) && CLASSTYPE_DECLARED_CLASS (t)) |
51c184be | 447 | return "class"; |
8d08fdba | 448 | else |
51c184be MS |
449 | return "struct"; |
450 | } | |
451 | ||
9e93bc9d NS |
452 | /* Print out a class declaration T under the control of FLAGS, |
453 | in the form `class foo'. */ | |
e92cc029 | 454 | |
51c184be | 455 | static void |
3f8548e7 | 456 | dump_aggr_type (tree t, int flags) |
51c184be MS |
457 | { |
458 | tree name; | |
3cabd8f9 | 459 | const char *variety = class_key_or_enum_as_string (t); |
9e93bc9d NS |
460 | int typdef = 0; |
461 | int tmplate = 0; | |
8d08fdba | 462 | |
b9b44fb9 | 463 | pp_cxx_cv_qualifier_seq (cxx_pp, t); |
8d08fdba | 464 | |
761f0855 | 465 | if (flags & TFF_CLASS_KEY_OR_ENUM) |
73bbafe5 | 466 | pp_cxx_identifier (cxx_pp, variety); |
bb20cc46 | 467 | |
761f0855 | 468 | if (flags & TFF_CHASE_TYPEDEF) |
9e93bc9d | 469 | t = TYPE_MAIN_VARIANT (t); |
8d08fdba | 470 | |
9e93bc9d NS |
471 | name = TYPE_NAME (t); |
472 | ||
473 | if (name) | |
8d08fdba | 474 | { |
9e93bc9d NS |
475 | typdef = !DECL_ARTIFICIAL (name); |
476 | tmplate = !typdef && TREE_CODE (t) != ENUMERAL_TYPE | |
0cbd7506 | 477 | && TYPE_LANG_SPECIFIC (t) && CLASSTYPE_TEMPLATE_INFO (t) |
f0d60e22 | 478 | && (TREE_CODE (CLASSTYPE_TI_TEMPLATE (t)) != TEMPLATE_DECL |
0cbd7506 | 479 | || PRIMARY_TEMPLATE_P (CLASSTYPE_TI_TEMPLATE (t))); |
a0ad3539 MM |
480 | |
481 | if (! (flags & TFF_UNQUALIFIED_NAME)) | |
482 | dump_scope (CP_DECL_CONTEXT (name), flags | TFF_SCOPE); | |
483 | flags &= ~TFF_UNQUALIFIED_NAME; | |
9e93bc9d | 484 | if (tmplate) |
0cbd7506 MS |
485 | { |
486 | /* Because the template names are mangled, we have to locate | |
487 | the most general template, and use that name. */ | |
488 | tree tpl = CLASSTYPE_TI_TEMPLATE (t); | |
489 | ||
490 | while (DECL_TEMPLATE_INFO (tpl)) | |
491 | tpl = DECL_TI_TEMPLATE (tpl); | |
492 | name = tpl; | |
493 | } | |
9e93bc9d | 494 | name = DECL_NAME (name); |
8d08fdba MS |
495 | } |
496 | ||
f30432d7 | 497 | if (name == 0 || ANON_AGGRNAME_P (name)) |
8d08fdba | 498 | { |
761f0855 | 499 | if (flags & TFF_CLASS_KEY_OR_ENUM) |
0cbd7506 | 500 | pp_identifier (cxx_pp, "<anonymous>"); |
99885b3f | 501 | else |
0cbd7506 | 502 | pp_printf (pp_base (cxx_pp), "<anonymous %s>", variety); |
8d08fdba MS |
503 | } |
504 | else | |
73bbafe5 | 505 | pp_cxx_tree_identifier (cxx_pp, name); |
9e93bc9d NS |
506 | if (tmplate) |
507 | dump_template_parms (TYPE_TEMPLATE_INFO (t), | |
0cbd7506 MS |
508 | !CLASSTYPE_USE_TEMPLATE (t), |
509 | flags & ~TFF_TEMPLATE_HEADER); | |
8d08fdba MS |
510 | } |
511 | ||
512 | /* Dump into the obstack the initial part of the output for a given type. | |
513 | This is necessary when dealing with things like functions returning | |
514 | functions. Examples: | |
515 | ||
516 | return type of `int (* fee ())()': pointer -> function -> int. Both | |
517 | pointer (and reference and offset) and function (and member) types must | |
518 | deal with prefix and suffix. | |
519 | ||
520 | Arrays must also do this for DECL nodes, like int a[], and for things like | |
b9b44fb9 | 521 | int *[]&. */ |
8d08fdba | 522 | |
c8094d83 | 523 | static void |
3f8548e7 | 524 | dump_type_prefix (tree t, int flags) |
8d08fdba MS |
525 | { |
526 | if (TYPE_PTRMEMFUNC_P (t)) | |
527 | { | |
528 | t = TYPE_PTRMEMFUNC_FN_TYPE (t); | |
529 | goto offset_type; | |
530 | } | |
bb20cc46 | 531 | |
8d08fdba MS |
532 | switch (TREE_CODE (t)) |
533 | { | |
534 | case POINTER_TYPE: | |
91063b51 | 535 | case REFERENCE_TYPE: |
8d08fdba MS |
536 | { |
537 | tree sub = TREE_TYPE (t); | |
bb20cc46 | 538 | |
b9b44fb9 | 539 | dump_type_prefix (sub, flags); |
a5ac359a | 540 | if (TREE_CODE (sub) == ARRAY_TYPE) |
8d08fdba | 541 | { |
73bbafe5 GDR |
542 | pp_cxx_whitespace (cxx_pp); |
543 | pp_cxx_left_paren (cxx_pp); | |
8d08fdba | 544 | } |
8af2fec4 RY |
545 | if (TREE_CODE (t) == POINTER_TYPE) |
546 | pp_character(cxx_pp, '*'); | |
547 | else if (TREE_CODE (t) == REFERENCE_TYPE) | |
548 | { | |
549 | if (TYPE_REF_IS_RVALUE (t)) | |
550 | pp_string (cxx_pp, "&&"); | |
551 | else | |
552 | pp_character (cxx_pp, '&'); | |
553 | } | |
0cbd7506 MS |
554 | pp_base (cxx_pp)->padding = pp_before; |
555 | pp_cxx_cv_qualifier_seq (cxx_pp, t); | |
8d08fdba | 556 | } |
8d08fdba MS |
557 | break; |
558 | ||
559 | case OFFSET_TYPE: | |
560 | offset_type: | |
b9b44fb9 | 561 | dump_type_prefix (TREE_TYPE (t), flags); |
51c184be MS |
562 | if (TREE_CODE (t) == OFFSET_TYPE) /* pmfs deal with this in d_t_p */ |
563 | { | |
0cbd7506 MS |
564 | pp_maybe_space (cxx_pp); |
565 | if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE) | |
566 | pp_cxx_left_paren (cxx_pp); | |
9e93bc9d | 567 | dump_type (TYPE_OFFSET_BASETYPE (t), flags); |
73bbafe5 | 568 | pp_cxx_colon_colon (cxx_pp); |
51c184be | 569 | } |
73bbafe5 | 570 | pp_cxx_star (cxx_pp); |
b9b44fb9 | 571 | pp_cxx_cv_qualifier_seq (cxx_pp, t); |
934d729b | 572 | pp_base (cxx_pp)->padding = pp_before; |
8d08fdba MS |
573 | break; |
574 | ||
575 | /* Can only be reached through function pointer -- this would not be | |
0cbd7506 | 576 | correct if FUNCTION_DECLs used it. */ |
8d08fdba | 577 | case FUNCTION_TYPE: |
b9b44fb9 GDR |
578 | dump_type_prefix (TREE_TYPE (t), flags); |
579 | pp_maybe_space (cxx_pp); | |
73bbafe5 | 580 | pp_cxx_left_paren (cxx_pp); |
8d08fdba MS |
581 | break; |
582 | ||
583 | case METHOD_TYPE: | |
b9b44fb9 GDR |
584 | dump_type_prefix (TREE_TYPE (t), flags); |
585 | pp_maybe_space (cxx_pp); | |
73bbafe5 | 586 | pp_cxx_left_paren (cxx_pp); |
9e93bc9d | 587 | dump_aggr_type (TYPE_METHOD_BASETYPE (t), flags); |
73bbafe5 | 588 | pp_cxx_colon_colon (cxx_pp); |
8d08fdba MS |
589 | break; |
590 | ||
591 | case ARRAY_TYPE: | |
b9b44fb9 | 592 | dump_type_prefix (TREE_TYPE (t), flags); |
8d08fdba MS |
593 | break; |
594 | ||
595 | case ENUMERAL_TYPE: | |
8d08fdba MS |
596 | case IDENTIFIER_NODE: |
597 | case INTEGER_TYPE: | |
2986ae00 | 598 | case BOOLEAN_TYPE: |
8d08fdba MS |
599 | case REAL_TYPE: |
600 | case RECORD_TYPE: | |
601 | case TEMPLATE_TYPE_PARM: | |
73b0fce8 | 602 | case TEMPLATE_TEMPLATE_PARM: |
a1281f45 | 603 | case BOUND_TEMPLATE_TEMPLATE_PARM: |
8d08fdba MS |
604 | case TREE_LIST: |
605 | case TYPE_DECL: | |
606 | case TREE_VEC: | |
8d08fdba MS |
607 | case UNION_TYPE: |
608 | case UNKNOWN_TYPE: | |
609 | case VOID_TYPE: | |
5566b478 | 610 | case TYPENAME_TYPE: |
37c46b43 | 611 | case COMPLEX_TYPE: |
c00996a3 | 612 | case VECTOR_TYPE: |
0df4ae96 | 613 | case TYPEOF_TYPE: |
9e93bc9d | 614 | dump_type (t, flags); |
b9b44fb9 | 615 | pp_base (cxx_pp)->padding = pp_before; |
8d08fdba | 616 | break; |
bb20cc46 | 617 | |
8d08fdba | 618 | default: |
b6fe0bb8 | 619 | pp_unsupported_tree (cxx_pp, t); |
99885b3f | 620 | /* fall through. */ |
9e93bc9d | 621 | case ERROR_MARK: |
b6fe0bb8 | 622 | pp_identifier (cxx_pp, "<typeprefixerror>"); |
9e93bc9d | 623 | break; |
8d08fdba MS |
624 | } |
625 | } | |
626 | ||
9e93bc9d NS |
627 | /* Dump the suffix of type T, under control of FLAGS. This is the part |
628 | which appears after the identifier (or function parms). */ | |
629 | ||
8d08fdba | 630 | static void |
3f8548e7 | 631 | dump_type_suffix (tree t, int flags) |
8d08fdba MS |
632 | { |
633 | if (TYPE_PTRMEMFUNC_P (t)) | |
634 | t = TYPE_PTRMEMFUNC_FN_TYPE (t); | |
635 | ||
636 | switch (TREE_CODE (t)) | |
637 | { | |
638 | case POINTER_TYPE: | |
639 | case REFERENCE_TYPE: | |
640 | case OFFSET_TYPE: | |
39211cd5 | 641 | if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE) |
73bbafe5 | 642 | pp_cxx_right_paren (cxx_pp); |
9e93bc9d | 643 | dump_type_suffix (TREE_TYPE (t), flags); |
8d08fdba MS |
644 | break; |
645 | ||
f4f206f4 | 646 | /* Can only be reached through function pointer. */ |
8d08fdba MS |
647 | case FUNCTION_TYPE: |
648 | case METHOD_TYPE: | |
649 | { | |
650 | tree arg; | |
0cbd7506 | 651 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
652 | arg = TYPE_ARG_TYPES (t); |
653 | if (TREE_CODE (t) == METHOD_TYPE) | |
654 | arg = TREE_CHAIN (arg); | |
655 | ||
4995028c NS |
656 | /* Function pointers don't have default args. Not in standard C++, |
657 | anyway; they may in g++, but we'll just pretend otherwise. */ | |
761f0855 | 658 | dump_parameters (arg, flags & ~TFF_FUNCTION_DEFAULT_ARGUMENTS); |
4995028c | 659 | |
8d08fdba | 660 | if (TREE_CODE (t) == METHOD_TYPE) |
0cbd7506 MS |
661 | pp_cxx_cv_qualifier_seq |
662 | (cxx_pp, TREE_TYPE (TREE_VALUE (TYPE_ARG_TYPES (t)))); | |
663 | else | |
664 | pp_cxx_cv_qualifier_seq(cxx_pp, t); | |
9e93bc9d | 665 | dump_exception_spec (TYPE_RAISES_EXCEPTIONS (t), flags); |
ad6b1795 | 666 | dump_type_suffix (TREE_TYPE (t), flags); |
8d08fdba MS |
667 | break; |
668 | } | |
669 | ||
670 | case ARRAY_TYPE: | |
934d729b | 671 | pp_maybe_space (cxx_pp); |
73bbafe5 | 672 | pp_cxx_left_bracket (cxx_pp); |
8d08fdba | 673 | if (TYPE_DOMAIN (t)) |
5156628f | 674 | { |
5e203bf8 RS |
675 | tree dtype = TYPE_DOMAIN (t); |
676 | tree max = TYPE_MAX_VALUE (dtype); | |
677 | if (host_integerp (max, 0)) | |
678 | pp_wide_integer (cxx_pp, tree_low_cst (max, 0) + 1); | |
679 | else if (TREE_CODE (max) == MINUS_EXPR) | |
680 | dump_expr (TREE_OPERAND (max, 0), | |
0cbd7506 | 681 | flags & ~TFF_EXPR_IN_PARENS); |
5156628f | 682 | else |
5e203bf8 RS |
683 | dump_expr (fold_build2 (PLUS_EXPR, dtype, max, |
684 | build_int_cst (dtype, 1)), | |
0cbd7506 | 685 | flags & ~TFF_EXPR_IN_PARENS); |
5156628f | 686 | } |
73bbafe5 | 687 | pp_cxx_right_bracket (cxx_pp); |
9e93bc9d | 688 | dump_type_suffix (TREE_TYPE (t), flags); |
8d08fdba | 689 | break; |
bb20cc46 | 690 | |
8d08fdba | 691 | case ENUMERAL_TYPE: |
8d08fdba MS |
692 | case IDENTIFIER_NODE: |
693 | case INTEGER_TYPE: | |
2986ae00 | 694 | case BOOLEAN_TYPE: |
8d08fdba MS |
695 | case REAL_TYPE: |
696 | case RECORD_TYPE: | |
697 | case TEMPLATE_TYPE_PARM: | |
73b0fce8 | 698 | case TEMPLATE_TEMPLATE_PARM: |
a97d0689 | 699 | case BOUND_TEMPLATE_TEMPLATE_PARM: |
8d08fdba MS |
700 | case TREE_LIST: |
701 | case TYPE_DECL: | |
702 | case TREE_VEC: | |
8d08fdba MS |
703 | case UNION_TYPE: |
704 | case UNKNOWN_TYPE: | |
705 | case VOID_TYPE: | |
5566b478 | 706 | case TYPENAME_TYPE: |
37c46b43 | 707 | case COMPLEX_TYPE: |
c00996a3 | 708 | case VECTOR_TYPE: |
0df4ae96 | 709 | case TYPEOF_TYPE: |
8d08fdba MS |
710 | break; |
711 | ||
712 | default: | |
b6fe0bb8 | 713 | pp_unsupported_tree (cxx_pp, t); |
9e93bc9d NS |
714 | case ERROR_MARK: |
715 | /* Don't mark it here, we should have already done in | |
0cbd7506 | 716 | dump_type_prefix. */ |
9e93bc9d | 717 | break; |
8d08fdba MS |
718 | } |
719 | } | |
720 | ||
49c249e1 | 721 | static void |
3f8548e7 | 722 | dump_global_iord (tree t) |
8d08fdba | 723 | { |
99885b3f | 724 | const char *p = NULL; |
8d08fdba | 725 | |
92643fea | 726 | if (DECL_GLOBAL_CTOR_P (t)) |
99885b3f | 727 | p = "initializers"; |
92643fea | 728 | else if (DECL_GLOBAL_DTOR_P (t)) |
99885b3f | 729 | p = "destructors"; |
8d08fdba | 730 | else |
8dc2b103 | 731 | gcc_unreachable (); |
bb20cc46 | 732 | |
e1a4dd13 | 733 | pp_printf (pp_base (cxx_pp), "(static %s for %s)", p, input_filename); |
8d08fdba MS |
734 | } |
735 | ||
07389efe | 736 | static void |
3f8548e7 | 737 | dump_simple_decl (tree t, tree type, int flags) |
07389efe | 738 | { |
761f0855 | 739 | if (flags & TFF_DECL_SPECIFIERS) |
07389efe | 740 | { |
a0ad3539 | 741 | dump_type_prefix (type, flags & ~TFF_UNQUALIFIED_NAME); |
b9b44fb9 | 742 | pp_maybe_space (cxx_pp); |
07389efe | 743 | } |
a0ad3539 MM |
744 | if (! (flags & TFF_UNQUALIFIED_NAME) |
745 | && (!DECL_INITIAL (t) | |
746 | || TREE_CODE (DECL_INITIAL (t)) != TEMPLATE_PARM_INDEX)) | |
9e93bc9d | 747 | dump_scope (CP_DECL_CONTEXT (t), flags); |
a0ad3539 | 748 | flags &= ~TFF_UNQUALIFIED_NAME; |
07389efe | 749 | if (DECL_NAME (t)) |
9e93bc9d | 750 | dump_decl (DECL_NAME (t), flags); |
07389efe | 751 | else |
b6fe0bb8 | 752 | pp_identifier (cxx_pp, "<anonymous>"); |
761f0855 | 753 | if (flags & TFF_DECL_SPECIFIERS) |
9e93bc9d | 754 | dump_type_suffix (type, flags); |
07389efe MM |
755 | } |
756 | ||
9e93bc9d NS |
757 | /* Dump a human readable string for the decl T under control of FLAGS. */ |
758 | ||
8d08fdba | 759 | static void |
3f8548e7 | 760 | dump_decl (tree t, int flags) |
8d08fdba MS |
761 | { |
762 | if (t == NULL_TREE) | |
763 | return; | |
764 | ||
765 | switch (TREE_CODE (t)) | |
766 | { | |
7177d104 | 767 | case TYPE_DECL: |
b54a07e8 NS |
768 | /* Don't say 'typedef class A' */ |
769 | if (DECL_ARTIFICIAL (t)) | |
770 | { | |
771 | if ((flags & TFF_DECL_SPECIFIERS) | |
772 | && TREE_CODE (TREE_TYPE (t)) == TEMPLATE_TYPE_PARM) | |
773 | /* Say `class T' not just `T'. */ | |
774 | pp_cxx_identifier (cxx_pp, "class"); | |
c8094d83 | 775 | |
b54a07e8 NS |
776 | dump_type (TREE_TYPE (t), flags); |
777 | break; | |
778 | } | |
761f0855 | 779 | if (flags & TFF_DECL_SPECIFIERS) |
73bbafe5 | 780 | pp_cxx_identifier (cxx_pp, "typedef"); |
bb20cc46 | 781 | dump_simple_decl (t, DECL_ORIGINAL_TYPE (t) |
9e93bc9d | 782 | ? DECL_ORIGINAL_TYPE (t) : TREE_TYPE (t), |
0cbd7506 | 783 | flags); |
7177d104 | 784 | break; |
bb20cc46 | 785 | |
8d08fdba | 786 | case VAR_DECL: |
b7484fbe | 787 | if (DECL_NAME (t) && VTABLE_NAME_P (DECL_NAME (t))) |
8d08fdba | 788 | { |
b6fe0bb8 | 789 | pp_string (cxx_pp, "vtable for "); |
50bc768d | 790 | gcc_assert (TYPE_P (DECL_CONTEXT (t))); |
c4372ef4 | 791 | dump_type (DECL_CONTEXT (t), flags); |
8d08fdba MS |
792 | break; |
793 | } | |
f4f206f4 | 794 | /* Else fall through. */ |
8d08fdba MS |
795 | case FIELD_DECL: |
796 | case PARM_DECL: | |
9e93bc9d | 797 | dump_simple_decl (t, TREE_TYPE (t), flags); |
8d08fdba MS |
798 | break; |
799 | ||
f6a898ba | 800 | case RESULT_DECL: |
b6fe0bb8 | 801 | pp_string (cxx_pp, "<return value> "); |
f6a898ba AO |
802 | dump_simple_decl (t, TREE_TYPE (t), flags); |
803 | break; | |
804 | ||
a9aedbc2 | 805 | case NAMESPACE_DECL: |
a2a9e21c | 806 | if (flags & TFF_DECL_SPECIFIERS) |
0cbd7506 | 807 | pp_cxx_declaration (cxx_pp, t); |
0c8feefe | 808 | else |
0cbd7506 | 809 | { |
a0ad3539 MM |
810 | if (! (flags & TFF_UNQUALIFIED_NAME)) |
811 | dump_scope (CP_DECL_CONTEXT (t), flags); | |
812 | flags &= ~TFF_UNQUALIFIED_NAME; | |
0cbd7506 MS |
813 | if (DECL_NAME (t) == NULL_TREE) |
814 | pp_identifier (cxx_pp, "<unnamed>"); | |
815 | else | |
816 | pp_cxx_tree_identifier (cxx_pp, DECL_NAME (t)); | |
817 | } | |
a9aedbc2 MS |
818 | break; |
819 | ||
3e3f722c | 820 | case SCOPE_REF: |
3601f003 | 821 | pp_expression (cxx_pp, t); |
bb20cc46 | 822 | break; |
3e3f722c | 823 | |
8d08fdba | 824 | case ARRAY_REF: |
9e93bc9d | 825 | dump_decl (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 826 | pp_cxx_left_bracket (cxx_pp); |
9e93bc9d | 827 | dump_decl (TREE_OPERAND (t, 1), flags); |
73bbafe5 | 828 | pp_cxx_right_bracket (cxx_pp); |
8d08fdba MS |
829 | break; |
830 | ||
9e93bc9d | 831 | /* So that we can do dump_decl on an aggr type. */ |
8d08fdba MS |
832 | case RECORD_TYPE: |
833 | case UNION_TYPE: | |
834 | case ENUMERAL_TYPE: | |
9e93bc9d | 835 | dump_type (t, flags); |
8d08fdba MS |
836 | break; |
837 | ||
814ae570 | 838 | case BIT_NOT_EXPR: |
82911f36 | 839 | /* This is a pseudo destructor call which has not been folded into |
0cbd7506 | 840 | a PSEUDO_DTOR_EXPR yet. */ |
73bbafe5 | 841 | pp_cxx_complement (cxx_pp); |
814ae570 GB |
842 | dump_type (TREE_OPERAND (t, 0), flags); |
843 | break; | |
844 | ||
8d08fdba | 845 | case TYPE_EXPR: |
8dc2b103 | 846 | gcc_unreachable (); |
8d08fdba MS |
847 | break; |
848 | ||
849 | /* These special cases are duplicated here so that other functions | |
33bd39a2 | 850 | can feed identifiers to error and get them demangled properly. */ |
8d08fdba | 851 | case IDENTIFIER_NODE: |
dc5c569a JJ |
852 | if (IDENTIFIER_TYPENAME_P (t)) |
853 | { | |
73bbafe5 | 854 | pp_cxx_identifier (cxx_pp, "operator"); |
dc5c569a JJ |
855 | /* Not exactly IDENTIFIER_TYPE_VALUE. */ |
856 | dump_type (TREE_TYPE (t), flags); | |
857 | break; | |
858 | } | |
859 | else | |
73bbafe5 | 860 | pp_cxx_tree_identifier (cxx_pp, t); |
8d08fdba MS |
861 | break; |
862 | ||
8f032717 | 863 | case OVERLOAD: |
65a5559b MM |
864 | if (OVL_CHAIN (t)) |
865 | { | |
866 | t = OVL_CURRENT (t); | |
867 | if (DECL_CLASS_SCOPE_P (t)) | |
868 | { | |
869 | dump_type (DECL_CONTEXT (t), flags); | |
0cbd7506 | 870 | pp_cxx_colon_colon (cxx_pp); |
65a5559b MM |
871 | } |
872 | else if (DECL_CONTEXT (t)) | |
873 | { | |
874 | dump_decl (DECL_CONTEXT (t), flags); | |
0cbd7506 | 875 | pp_cxx_colon_colon (cxx_pp); |
65a5559b MM |
876 | } |
877 | dump_decl (DECL_NAME (t), flags); | |
878 | break; | |
879 | } | |
c8094d83 | 880 | |
65a5559b MM |
881 | /* If there's only one function, just treat it like an ordinary |
882 | FUNCTION_DECL. */ | |
8f032717 MM |
883 | t = OVL_CURRENT (t); |
884 | /* Fall through. */ | |
885 | ||
8d08fdba | 886 | case FUNCTION_DECL: |
2d0db225 | 887 | if (! DECL_LANG_SPECIFIC (t)) |
93409b8c | 888 | pp_identifier (cxx_pp, "<built-in>"); |
2d0db225 AM |
889 | else if (DECL_GLOBAL_CTOR_P (t) || DECL_GLOBAL_DTOR_P (t)) |
890 | dump_global_iord (t); | |
8d08fdba | 891 | else |
0cbd7506 | 892 | dump_function_decl (t, flags); |
8d08fdba MS |
893 | break; |
894 | ||
895 | case TEMPLATE_DECL: | |
38066e83 | 896 | dump_template_decl (t, flags); |
8d08fdba MS |
897 | break; |
898 | ||
74cd8397 JM |
899 | case TEMPLATE_ID_EXPR: |
900 | { | |
aa36c081 | 901 | tree name = TREE_OPERAND (t, 0); |
c8094d83 | 902 | |
aa36c081 JM |
903 | if (is_overloaded_fn (name)) |
904 | name = DECL_NAME (get_first_fn (name)); | |
9e93bc9d | 905 | dump_decl (name, flags); |
73bbafe5 | 906 | pp_cxx_begin_template_argument_list (cxx_pp); |
bf12d54d NS |
907 | if (TREE_OPERAND (t, 1)) |
908 | dump_template_argument_list (TREE_OPERAND (t, 1), flags); | |
73bbafe5 | 909 | pp_cxx_end_template_argument_list (cxx_pp); |
74cd8397 JM |
910 | } |
911 | break; | |
912 | ||
8d08fdba | 913 | case LABEL_DECL: |
73bbafe5 | 914 | pp_cxx_tree_identifier (cxx_pp, DECL_NAME (t)); |
8d08fdba MS |
915 | break; |
916 | ||
917 | case CONST_DECL: | |
6467930b | 918 | if ((TREE_TYPE (t) != NULL_TREE && NEXT_CODE (t) == ENUMERAL_TYPE) |
03555413 | 919 | || (DECL_INITIAL (t) && |
f84b4be9 | 920 | TREE_CODE (DECL_INITIAL (t)) == TEMPLATE_PARM_INDEX)) |
9e93bc9d | 921 | dump_simple_decl (t, TREE_TYPE (t), flags); |
224c649b | 922 | else if (DECL_NAME (t)) |
9e93bc9d | 923 | dump_decl (DECL_NAME (t), flags); |
03555413 | 924 | else if (DECL_INITIAL (t)) |
761f0855 | 925 | dump_expr (DECL_INITIAL (t), flags | TFF_EXPR_IN_PARENS); |
03555413 | 926 | else |
b6fe0bb8 | 927 | pp_identifier (cxx_pp, "<enumerator>"); |
8d08fdba MS |
928 | break; |
929 | ||
cffa8729 | 930 | case USING_DECL: |
73bbafe5 | 931 | pp_cxx_identifier (cxx_pp, "using"); |
ec05ece4 | 932 | dump_type (USING_DECL_SCOPE (t), flags); |
73bbafe5 | 933 | pp_cxx_colon_colon (cxx_pp); |
37198bc8 | 934 | dump_decl (DECL_NAME (t), flags); |
cffa8729 MS |
935 | break; |
936 | ||
55a3debe DG |
937 | case STATIC_ASSERT: |
938 | pp_cxx_declaration (cxx_pp, t); | |
939 | break; | |
940 | ||
50ad9642 MM |
941 | case BASELINK: |
942 | dump_decl (BASELINK_FUNCTIONS (t), flags); | |
943 | break; | |
944 | ||
d17811fd MM |
945 | case NON_DEPENDENT_EXPR: |
946 | dump_expr (t, flags); | |
947 | break; | |
948 | ||
bf3e8283 GDR |
949 | case TEMPLATE_TYPE_PARM: |
950 | if (flags & TFF_DECL_SPECIFIERS) | |
0cbd7506 | 951 | pp_cxx_declaration (cxx_pp, t); |
bf3e8283 | 952 | else |
0cbd7506 | 953 | pp_type_id (cxx_pp, t); |
bf3e8283 GDR |
954 | break; |
955 | ||
8d08fdba | 956 | default: |
b6fe0bb8 | 957 | pp_unsupported_tree (cxx_pp, t); |
852dcbdd | 958 | /* Fall through to error. */ |
9e93bc9d NS |
959 | |
960 | case ERROR_MARK: | |
b6fe0bb8 | 961 | pp_identifier (cxx_pp, "<declaration error>"); |
9e93bc9d NS |
962 | break; |
963 | } | |
964 | } | |
965 | ||
966 | /* Dump a template declaration T under control of FLAGS. This means the | |
967 | 'template <...> leaders plus the 'class X' or 'void fn(...)' part. */ | |
968 | ||
969 | static void | |
3f8548e7 | 970 | dump_template_decl (tree t, int flags) |
9e93bc9d | 971 | { |
b5ac18ea MM |
972 | tree orig_parms = DECL_TEMPLATE_PARMS (t); |
973 | tree parms; | |
bb20cc46 AJ |
974 | int i; |
975 | ||
761f0855 | 976 | if (flags & TFF_TEMPLATE_HEADER) |
9e93bc9d | 977 | { |
bb20cc46 | 978 | for (parms = orig_parms = nreverse (orig_parms); |
0cbd7506 MS |
979 | parms; |
980 | parms = TREE_CHAIN (parms)) | |
981 | { | |
b5ac18ea | 982 | tree inner_parms = INNERMOST_TEMPLATE_PARMS (parms); |
0cbd7506 | 983 | int len = TREE_VEC_LENGTH (inner_parms); |
bb20cc46 | 984 | |
0cbd7506 MS |
985 | pp_cxx_identifier (cxx_pp, "template"); |
986 | pp_cxx_begin_template_argument_list (cxx_pp); | |
38066e83 KL |
987 | |
988 | /* If we've shown the template prefix, we'd better show the | |
989 | parameters' and decl's type too. */ | |
990 | flags |= TFF_DECL_SPECIFIERS; | |
991 | ||
0cbd7506 MS |
992 | for (i = 0; i < len; i++) |
993 | { | |
994 | if (i) | |
995 | pp_separate_with_comma (cxx_pp); | |
996 | dump_template_parameter (TREE_VEC_ELT (inner_parms, i), flags); | |
997 | } | |
998 | pp_cxx_end_template_argument_list (cxx_pp); | |
999 | pp_cxx_whitespace (cxx_pp); | |
1000 | } | |
b5ac18ea | 1001 | nreverse(orig_parms); |
38066e83 KL |
1002 | |
1003 | if (DECL_TEMPLATE_TEMPLATE_PARM_P (t)) | |
c6002625 | 1004 | /* Say `template<arg> class TT' not just `template<arg> TT'. */ |
73bbafe5 | 1005 | pp_cxx_identifier (cxx_pp, "class"); |
9e93bc9d | 1006 | } |
38066e83 | 1007 | |
9e93bc9d NS |
1008 | if (TREE_CODE (DECL_TEMPLATE_RESULT (t)) == TYPE_DECL) |
1009 | dump_type (TREE_TYPE (t), | |
0cbd7506 MS |
1010 | ((flags & ~TFF_CLASS_KEY_OR_ENUM) | TFF_TEMPLATE_NAME |
1011 | | (flags & TFF_DECL_SPECIFIERS ? TFF_CLASS_KEY_OR_ENUM : 0))); | |
9e93bc9d | 1012 | else if (TREE_CODE (DECL_TEMPLATE_RESULT (t)) == VAR_DECL) |
761f0855 | 1013 | dump_decl (DECL_TEMPLATE_RESULT (t), flags | TFF_TEMPLATE_NAME); |
9e93bc9d | 1014 | else |
9e93bc9d | 1015 | { |
8dc2b103 NS |
1016 | gcc_assert (TREE_TYPE (t)); |
1017 | switch (NEXT_CODE (t)) | |
1018 | { | |
1019 | case METHOD_TYPE: | |
1020 | case FUNCTION_TYPE: | |
1021 | dump_function_decl (t, flags | TFF_TEMPLATE_NAME); | |
1022 | break; | |
1023 | default: | |
1024 | /* This case can occur with some invalid code. */ | |
1025 | dump_type (TREE_TYPE (t), | |
1026 | (flags & ~TFF_CLASS_KEY_OR_ENUM) | TFF_TEMPLATE_NAME | |
1027 | | (flags & TFF_DECL_SPECIFIERS | |
1028 | ? TFF_CLASS_KEY_OR_ENUM : 0)); | |
1029 | } | |
8d08fdba MS |
1030 | } |
1031 | } | |
1032 | ||
4995028c | 1033 | /* Pretty print a function decl. There are several ways we want to print a |
761f0855 | 1034 | function declaration. The TFF_ bits in FLAGS tells us how to behave. |
33bd39a2 | 1035 | As error can only apply the '#' flag once to give 0 and 1 for V, there |
c6002625 | 1036 | is %D which doesn't print the throw specs, and %F which does. */ |
8d08fdba MS |
1037 | |
1038 | static void | |
3f8548e7 | 1039 | dump_function_decl (tree t, int flags) |
8d08fdba | 1040 | { |
98c1c668 JM |
1041 | tree fntype; |
1042 | tree parmtypes; | |
8d08fdba | 1043 | tree cname = NULL_TREE; |
612c671a GDR |
1044 | tree template_args = NULL_TREE; |
1045 | tree template_parms = NULL_TREE; | |
761f0855 | 1046 | int show_return = flags & TFF_RETURN_TYPE || flags & TFF_DECL_SPECIFIERS; |
a0ad3539 | 1047 | int do_outer_scope = ! (flags & TFF_UNQUALIFIED_NAME); |
8d08fdba | 1048 | |
a0ad3539 | 1049 | flags &= ~TFF_UNQUALIFIED_NAME; |
98c1c668 JM |
1050 | if (TREE_CODE (t) == TEMPLATE_DECL) |
1051 | t = DECL_TEMPLATE_RESULT (t); | |
1052 | ||
612c671a | 1053 | /* Pretty print template instantiations only. */ |
f9817201 | 1054 | if (DECL_USE_TEMPLATE (t) && DECL_TEMPLATE_INFO (t)) |
612c671a | 1055 | { |
f9a7ae04 MM |
1056 | tree tmpl; |
1057 | ||
612c671a | 1058 | template_args = DECL_TI_ARGS (t); |
f9a7ae04 MM |
1059 | tmpl = most_general_template (t); |
1060 | if (tmpl && TREE_CODE (tmpl) == TEMPLATE_DECL) | |
1061 | { | |
1062 | template_parms = DECL_TEMPLATE_PARMS (tmpl); | |
1063 | t = tmpl; | |
1064 | } | |
612c671a GDR |
1065 | } |
1066 | ||
98c1c668 | 1067 | fntype = TREE_TYPE (t); |
e0fff4b3 | 1068 | parmtypes = FUNCTION_FIRST_USER_PARMTYPE (t); |
98c1c668 | 1069 | |
2642b9bf | 1070 | if (DECL_CLASS_SCOPE_P (t)) |
4f1c5b7d | 1071 | cname = DECL_CONTEXT (t); |
f4f206f4 | 1072 | /* This is for partially instantiated template methods. */ |
8d08fdba MS |
1073 | else if (TREE_CODE (fntype) == METHOD_TYPE) |
1074 | cname = TREE_TYPE (TREE_VALUE (parmtypes)); | |
1075 | ||
761f0855 | 1076 | if (!(flags & TFF_DECL_SPECIFIERS)) |
9e93bc9d NS |
1077 | /* OK */; |
1078 | else if (DECL_STATIC_FUNCTION_P (t)) | |
73bbafe5 | 1079 | pp_cxx_identifier (cxx_pp, "static"); |
00bb3dad | 1080 | else if (DECL_VIRTUAL_P (t)) |
73bbafe5 | 1081 | pp_cxx_identifier (cxx_pp, "virtual"); |
bb20cc46 | 1082 | |
9e93bc9d NS |
1083 | /* Print the return type? */ |
1084 | if (show_return) | |
1085 | show_return = !DECL_CONV_FN_P (t) && !DECL_CONSTRUCTOR_P (t) | |
0cbd7506 | 1086 | && !DECL_DESTRUCTOR_P (t); |
9e93bc9d | 1087 | if (show_return) |
73bbafe5 | 1088 | dump_type_prefix (TREE_TYPE (fntype), flags); |
8d08fdba | 1089 | |
61cd552e | 1090 | /* Print the function name. */ |
a0ad3539 MM |
1091 | if (!do_outer_scope) |
1092 | /* Nothing. */; | |
1093 | else if (cname) | |
8d08fdba | 1094 | { |
9e93bc9d | 1095 | dump_type (cname, flags); |
73bbafe5 | 1096 | pp_cxx_colon_colon (cxx_pp); |
2642b9bf | 1097 | } |
9e93bc9d NS |
1098 | else |
1099 | dump_scope (CP_DECL_CONTEXT (t), flags); | |
8d08fdba | 1100 | |
9e93bc9d | 1101 | dump_function_name (t, flags); |
bb20cc46 | 1102 | |
303357a7 | 1103 | if (!(flags & TFF_NO_FUNCTION_ARGUMENTS)) |
ad50e811 | 1104 | { |
ad50e811 | 1105 | dump_parameters (parmtypes, flags); |
bb20cc46 | 1106 | |
ad50e811 | 1107 | if (TREE_CODE (fntype) == METHOD_TYPE) |
0cbd7506 MS |
1108 | { |
1109 | pp_base (cxx_pp)->padding = pp_before; | |
1110 | pp_cxx_cv_qualifier_seq | |
1111 | (cxx_pp, TREE_TYPE (TREE_VALUE (TYPE_ARG_TYPES (fntype)))); | |
1112 | } | |
bb20cc46 | 1113 | |
761f0855 | 1114 | if (flags & TFF_EXCEPTION_SPECIFICATION) |
0cbd7506 MS |
1115 | { |
1116 | pp_base (cxx_pp)->padding = pp_before; | |
1117 | dump_exception_spec (TYPE_RAISES_EXCEPTIONS (fntype), flags); | |
1118 | } | |
ad6b1795 JM |
1119 | |
1120 | if (show_return) | |
1121 | dump_type_suffix (TREE_TYPE (fntype), flags); | |
ad50e811 | 1122 | } |
612c671a GDR |
1123 | |
1124 | /* If T is a template instantiation, dump the parameter binding. */ | |
1125 | if (template_parms != NULL_TREE && template_args != NULL_TREE) | |
1126 | { | |
73bbafe5 GDR |
1127 | pp_cxx_whitespace (cxx_pp); |
1128 | pp_cxx_left_bracket (cxx_pp); | |
1129 | pp_cxx_identifier (cxx_pp, "with"); | |
1130 | pp_cxx_whitespace (cxx_pp); | |
b5ac18ea | 1131 | dump_template_bindings (template_parms, template_args); |
73bbafe5 | 1132 | pp_cxx_right_bracket (cxx_pp); |
612c671a | 1133 | } |
4995028c NS |
1134 | } |
1135 | ||
9e93bc9d NS |
1136 | /* Print a parameter list. If this is for a member function, the |
1137 | member object ptr (and any other hidden args) should have | |
c6002625 | 1138 | already been removed. */ |
4995028c NS |
1139 | |
1140 | static void | |
3f8548e7 | 1141 | dump_parameters (tree parmtypes, int flags) |
4995028c | 1142 | { |
5d80a306 | 1143 | int first = 1; |
73bbafe5 | 1144 | pp_cxx_left_paren (cxx_pp); |
4995028c NS |
1145 | |
1146 | for (first = 1; parmtypes != void_list_node; | |
1147 | parmtypes = TREE_CHAIN (parmtypes)) | |
1148 | { | |
1149 | if (!first) | |
0cbd7506 | 1150 | pp_separate_with_comma (cxx_pp); |
4995028c NS |
1151 | first = 0; |
1152 | if (!parmtypes) | |
0cbd7506 MS |
1153 | { |
1154 | pp_cxx_identifier (cxx_pp, "..."); | |
1155 | break; | |
1156 | } | |
5d80a306 DG |
1157 | if (ARGUMENT_PACK_P (TREE_VALUE (parmtypes))) |
1158 | { | |
1159 | tree types = ARGUMENT_PACK_ARGS (TREE_VALUE (parmtypes)); | |
1160 | int i, len = TREE_VEC_LENGTH (types); | |
1161 | first = 1; | |
1162 | for (i = 0; i < len; ++i) | |
1163 | { | |
1164 | if (!first) | |
1165 | pp_separate_with_comma (cxx_pp); | |
1166 | first = 0; | |
1167 | ||
1168 | dump_type (TREE_VEC_ELT (types, i), flags); | |
1169 | } | |
1170 | } | |
1171 | else | |
1172 | dump_type (TREE_VALUE (parmtypes), flags); | |
bb20cc46 | 1173 | |
761f0855 | 1174 | if ((flags & TFF_FUNCTION_DEFAULT_ARGUMENTS) && TREE_PURPOSE (parmtypes)) |
0cbd7506 MS |
1175 | { |
1176 | pp_cxx_whitespace (cxx_pp); | |
1177 | pp_equal (cxx_pp); | |
1178 | pp_cxx_whitespace (cxx_pp); | |
1179 | dump_expr (TREE_PURPOSE (parmtypes), flags | TFF_EXPR_IN_PARENS); | |
1180 | } | |
4995028c NS |
1181 | } |
1182 | ||
73bbafe5 | 1183 | pp_cxx_right_paren (cxx_pp); |
4995028c NS |
1184 | } |
1185 | ||
c6002625 | 1186 | /* Print an exception specification. T is the exception specification. */ |
4995028c NS |
1187 | |
1188 | static void | |
3f8548e7 | 1189 | dump_exception_spec (tree t, int flags) |
4995028c NS |
1190 | { |
1191 | if (t) | |
1192 | { | |
73bbafe5 GDR |
1193 | pp_cxx_identifier (cxx_pp, "throw"); |
1194 | pp_cxx_whitespace (cxx_pp); | |
1195 | pp_cxx_left_paren (cxx_pp); | |
4995028c | 1196 | if (TREE_VALUE (t) != NULL_TREE) |
0cbd7506 MS |
1197 | while (1) |
1198 | { | |
1199 | dump_type (TREE_VALUE (t), flags); | |
1200 | t = TREE_CHAIN (t); | |
1201 | if (!t) | |
1202 | break; | |
1203 | pp_separate_with_comma (cxx_pp); | |
1204 | } | |
73bbafe5 | 1205 | pp_cxx_right_paren (cxx_pp); |
4995028c | 1206 | } |
8d08fdba MS |
1207 | } |
1208 | ||
1209 | /* Handle the function name for a FUNCTION_DECL node, grokking operators | |
1210 | and destructors properly. */ | |
e92cc029 | 1211 | |
8d08fdba | 1212 | static void |
3f8548e7 | 1213 | dump_function_name (tree t, int flags) |
8d08fdba MS |
1214 | { |
1215 | tree name = DECL_NAME (t); | |
1216 | ||
93604b1a ZW |
1217 | /* We can get here with a decl that was synthesized by language- |
1218 | independent machinery (e.g. coverage.c) in which case it won't | |
1219 | have a lang_specific structure attached and DECL_CONSTRUCTOR_P | |
1220 | will crash. In this case it is safe just to print out the | |
1221 | literal name. */ | |
1222 | if (!DECL_LANG_SPECIFIC (t)) | |
1223 | { | |
73bbafe5 | 1224 | pp_cxx_tree_identifier (cxx_pp, name); |
93604b1a ZW |
1225 | return; |
1226 | } | |
1227 | ||
78abea27 RS |
1228 | if (TREE_CODE (t) == TEMPLATE_DECL) |
1229 | t = DECL_TEMPLATE_RESULT (t); | |
1230 | ||
5e818b93 JM |
1231 | /* Don't let the user see __comp_ctor et al. */ |
1232 | if (DECL_CONSTRUCTOR_P (t) | |
1233 | || DECL_DESTRUCTOR_P (t)) | |
1234 | name = constructor_name (DECL_CONTEXT (t)); | |
1235 | ||
aa45967f | 1236 | if (DECL_DESTRUCTOR_P (t)) |
8d08fdba | 1237 | { |
73bbafe5 | 1238 | pp_cxx_complement (cxx_pp); |
761f0855 | 1239 | dump_decl (name, TFF_PLAIN_IDENTIFIER); |
8d08fdba | 1240 | } |
aa45967f | 1241 | else if (DECL_CONV_FN_P (t)) |
8d08fdba MS |
1242 | { |
1243 | /* This cannot use the hack that the operator's return | |
1244 | type is stashed off of its name because it may be | |
1245 | used for error reporting. In the case of conflicting | |
1246 | declarations, both will have the same name, yet | |
1247 | the types will be different, hence the TREE_TYPE field | |
1248 | of the first name will be clobbered by the second. */ | |
73bbafe5 | 1249 | pp_cxx_identifier (cxx_pp, "operator"); |
9e93bc9d | 1250 | dump_type (TREE_TYPE (TREE_TYPE (t)), flags); |
8d08fdba MS |
1251 | } |
1252 | else if (IDENTIFIER_OPNAME_P (name)) | |
73bbafe5 | 1253 | pp_cxx_tree_identifier (cxx_pp, name); |
8d08fdba | 1254 | else |
9e93bc9d | 1255 | dump_decl (name, flags); |
386b8a85 | 1256 | |
93604b1a | 1257 | if (DECL_TEMPLATE_INFO (t) |
05fd666b | 1258 | && !DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION (t) |
f0d60e22 | 1259 | && (TREE_CODE (DECL_TI_TEMPLATE (t)) != TEMPLATE_DECL |
36a117a5 | 1260 | || PRIMARY_TEMPLATE_P (DECL_TI_TEMPLATE (t)))) |
9e93bc9d NS |
1261 | dump_template_parms (DECL_TEMPLATE_INFO (t), !DECL_USE_TEMPLATE (t), flags); |
1262 | } | |
75650646 | 1263 | |
9e93bc9d NS |
1264 | /* Dump the template parameters from the template info INFO under control of |
1265 | FLAGS. PRIMARY indicates whether this is a primary template decl, or | |
1266 | specialization (partial or complete). For partial specializations we show | |
1267 | the specialized parameter values. For a primary template we show no | |
1268 | decoration. */ | |
1269 | ||
1270 | static void | |
3f8548e7 | 1271 | dump_template_parms (tree info, int primary, int flags) |
9e93bc9d NS |
1272 | { |
1273 | tree args = info ? TI_ARGS (info) : NULL_TREE; | |
bb20cc46 | 1274 | |
761f0855 | 1275 | if (primary && flags & TFF_TEMPLATE_NAME) |
9e93bc9d | 1276 | return; |
761f0855 | 1277 | flags &= ~(TFF_CLASS_KEY_OR_ENUM | TFF_TEMPLATE_NAME); |
73bbafe5 | 1278 | pp_cxx_begin_template_argument_list (cxx_pp); |
9e93bc9d NS |
1279 | |
1280 | /* Be careful only to print things when we have them, so as not | |
36a117a5 | 1281 | to crash producing error messages. */ |
9e93bc9d NS |
1282 | if (args && !primary) |
1283 | { | |
bf12d54d | 1284 | int len, ix; |
bb20cc46 | 1285 | |
bf12d54d NS |
1286 | if (TMPL_ARGS_HAVE_MULTIPLE_LEVELS (args)) |
1287 | args = TREE_VEC_ELT (args, TREE_VEC_LENGTH (args) - 1); | |
c8094d83 | 1288 | |
bf12d54d | 1289 | len = TREE_VEC_LENGTH (args); |
bb20cc46 | 1290 | |
bf12d54d | 1291 | for (ix = 0; ix != len; ix++) |
0cbd7506 MS |
1292 | { |
1293 | tree arg = TREE_VEC_ELT (args, ix); | |
bf12d54d | 1294 | |
5d80a306 DG |
1295 | /* Only print a comma if we know there is an argument coming. In |
1296 | the case of an empty template argument pack, no actual | |
1297 | argument will be printed. */ | |
1298 | if (ix | |
1299 | && (!ARGUMENT_PACK_P (arg) | |
1300 | || TREE_VEC_LENGTH (ARGUMENT_PACK_ARGS (arg)) > 0)) | |
1301 | pp_separate_with_comma (cxx_pp); | |
1302 | ||
1303 | if (!arg) | |
1304 | pp_identifier (cxx_pp, "<template parameter error>"); | |
1305 | else | |
1306 | dump_template_argument (arg, flags); | |
1307 | } | |
9e93bc9d | 1308 | } |
9e93bc9d NS |
1309 | else if (primary) |
1310 | { | |
1311 | tree tpl = TI_TEMPLATE (info); | |
1312 | tree parms = DECL_TEMPLATE_PARMS (tpl); | |
1313 | int len, ix; | |
bb20cc46 | 1314 | |
9e93bc9d NS |
1315 | parms = TREE_CODE (parms) == TREE_LIST ? TREE_VALUE (parms) : NULL_TREE; |
1316 | len = parms ? TREE_VEC_LENGTH (parms) : 0; | |
bb20cc46 | 1317 | |
9e93bc9d | 1318 | for (ix = 0; ix != len; ix++) |
0cbd7506 | 1319 | { |
2d8ba2c7 LM |
1320 | tree parm; |
1321 | ||
1322 | if (TREE_VEC_ELT (parms, ix) == error_mark_node) | |
1323 | { | |
1324 | pp_identifier (cxx_pp, "<template parameter error>"); | |
1325 | continue; | |
1326 | } | |
1327 | ||
1328 | parm = TREE_VALUE (TREE_VEC_ELT (parms, ix)); | |
9e93bc9d | 1329 | |
0cbd7506 MS |
1330 | if (ix) |
1331 | pp_separate_with_comma (cxx_pp); | |
bb20cc46 | 1332 | |
0cbd7506 MS |
1333 | dump_decl (parm, flags & ~TFF_DECL_SPECIFIERS); |
1334 | } | |
386b8a85 | 1335 | } |
73bbafe5 | 1336 | pp_cxx_end_template_argument_list (cxx_pp); |
8d08fdba MS |
1337 | } |
1338 | ||
5039610b SL |
1339 | /* Print out the arguments of CALL_EXPR T as a parenthesized list using |
1340 | flags FLAGS. Skip over the first argument if SKIPFIRST is true. */ | |
1341 | ||
1342 | static void | |
1343 | dump_call_expr_args (tree t, int flags, bool skipfirst) | |
1344 | { | |
1345 | tree arg; | |
1346 | call_expr_arg_iterator iter; | |
1347 | ||
1348 | pp_cxx_left_paren (cxx_pp); | |
1349 | FOR_EACH_CALL_EXPR_ARG (arg, iter, t) | |
1350 | { | |
1351 | if (skipfirst) | |
1352 | skipfirst = false; | |
1353 | else | |
1354 | { | |
1355 | dump_expr (arg, flags | TFF_EXPR_IN_PARENS); | |
1356 | if (more_call_expr_args_p (&iter)) | |
1357 | pp_separate_with_comma (cxx_pp); | |
1358 | } | |
1359 | } | |
1360 | pp_cxx_right_paren (cxx_pp); | |
1361 | } | |
1362 | ||
1363 | /* Print out the arguments of AGGR_INIT_EXPR T as a parenthesized list | |
1364 | using flags FLAGS. Skip over the first argument if SKIPFIRST is | |
1365 | true. */ | |
1366 | ||
1367 | static void | |
1368 | dump_aggr_init_expr_args (tree t, int flags, bool skipfirst) | |
1369 | { | |
1370 | tree arg; | |
1371 | aggr_init_expr_arg_iterator iter; | |
1372 | ||
1373 | pp_cxx_left_paren (cxx_pp); | |
1374 | FOR_EACH_AGGR_INIT_EXPR_ARG (arg, iter, t) | |
1375 | { | |
1376 | if (skipfirst) | |
1377 | skipfirst = false; | |
1378 | else | |
1379 | { | |
1380 | dump_expr (arg, flags | TFF_EXPR_IN_PARENS); | |
1381 | if (more_aggr_init_expr_args_p (&iter)) | |
1382 | pp_separate_with_comma (cxx_pp); | |
1383 | } | |
1384 | } | |
1385 | pp_cxx_right_paren (cxx_pp); | |
1386 | } | |
1387 | ||
f4f206f4 | 1388 | /* Print out a list of initializers (subr of dump_expr). */ |
e92cc029 | 1389 | |
8d08fdba | 1390 | static void |
3f8548e7 | 1391 | dump_expr_list (tree l, int flags) |
8d08fdba MS |
1392 | { |
1393 | while (l) | |
1394 | { | |
761f0855 | 1395 | dump_expr (TREE_VALUE (l), flags | TFF_EXPR_IN_PARENS); |
8d08fdba | 1396 | l = TREE_CHAIN (l); |
9e93bc9d | 1397 | if (l) |
b6fe0bb8 | 1398 | pp_separate_with_comma (cxx_pp); |
8d08fdba MS |
1399 | } |
1400 | } | |
1401 | ||
4038c495 GB |
1402 | /* Print out a vector of initializers (subr of dump_expr). */ |
1403 | ||
1404 | static void | |
1405 | dump_expr_init_vec (VEC(constructor_elt,gc) *v, int flags) | |
1406 | { | |
1407 | unsigned HOST_WIDE_INT idx; | |
1408 | tree value; | |
1409 | ||
1410 | FOR_EACH_CONSTRUCTOR_VALUE (v, idx, value) | |
1411 | { | |
1412 | dump_expr (value, flags | TFF_EXPR_IN_PARENS); | |
1413 | if (idx != VEC_length (constructor_elt, v) - 1) | |
1414 | pp_separate_with_comma (cxx_pp); | |
1415 | } | |
1416 | } | |
1417 | ||
1418 | ||
7f58e7ac GDR |
1419 | /* We've gotten an indirect REFERENCE (an OBJ_TYPE_REF) to a virtual |
1420 | function. Resolve it to a close relative -- in the sense of static | |
1421 | type -- variant being overridden. That is close to what was written in | |
1422 | the source code. Subroutine of dump_expr. */ | |
1423 | ||
1424 | static tree | |
1425 | resolve_virtual_fun_from_obj_type_ref (tree ref) | |
1426 | { | |
1427 | tree obj_type = TREE_TYPE (OBJ_TYPE_REF_OBJECT (ref)); | |
1428 | int index = tree_low_cst (OBJ_TYPE_REF_TOKEN (ref), 1); | |
1429 | tree fun = BINFO_VIRTUALS (TYPE_BINFO (TREE_TYPE (obj_type))); | |
1430 | while (index--) | |
1431 | fun = TREE_CHAIN (fun); | |
1432 | ||
1433 | return BV_FN (fun); | |
1434 | } | |
1435 | ||
c6002625 | 1436 | /* Print out an expression E under control of FLAGS. */ |
e92cc029 | 1437 | |
8d08fdba | 1438 | static void |
3f8548e7 | 1439 | dump_expr (tree t, int flags) |
8d08fdba | 1440 | { |
8c048a52 GDR |
1441 | if (t == 0) |
1442 | return; | |
c8094d83 | 1443 | |
8d08fdba MS |
1444 | switch (TREE_CODE (t)) |
1445 | { | |
1446 | case VAR_DECL: | |
1447 | case PARM_DECL: | |
1448 | case FIELD_DECL: | |
1449 | case CONST_DECL: | |
1450 | case FUNCTION_DECL: | |
ec255269 | 1451 | case TEMPLATE_DECL: |
6b57ac29 | 1452 | case NAMESPACE_DECL: |
39e837db | 1453 | case LABEL_DECL: |
5d73aa63 | 1454 | case OVERLOAD: |
a723baf1 | 1455 | case IDENTIFIER_NODE: |
303357a7 | 1456 | dump_decl (t, (flags & ~TFF_DECL_SPECIFIERS) | TFF_NO_FUNCTION_ARGUMENTS); |
8d08fdba MS |
1457 | break; |
1458 | ||
7a8380ae | 1459 | case INTEGER_CST: |
8d08fdba | 1460 | case REAL_CST: |
a176426f GDR |
1461 | case STRING_CST: |
1462 | pp_constant (cxx_pp, t); | |
8d08fdba MS |
1463 | break; |
1464 | ||
1c09c5e5 | 1465 | case THROW_EXPR: |
73bbafe5 | 1466 | pp_cxx_identifier (cxx_pp, "throw"); |
1c09c5e5 GDR |
1467 | dump_expr (TREE_OPERAND (t, 0), flags); |
1468 | break; | |
1469 | ||
61a127b3 | 1470 | case PTRMEM_CST: |
b6fe0bb8 | 1471 | pp_ampersand (cxx_pp); |
9e93bc9d | 1472 | dump_type (PTRMEM_CST_CLASS (t), flags); |
73bbafe5 GDR |
1473 | pp_cxx_colon_colon (cxx_pp); |
1474 | pp_cxx_tree_identifier (cxx_pp, DECL_NAME (PTRMEM_CST_MEMBER (t))); | |
61a127b3 MM |
1475 | break; |
1476 | ||
8d08fdba | 1477 | case COMPOUND_EXPR: |
73bbafe5 | 1478 | pp_cxx_left_paren (cxx_pp); |
7a3397c7 NS |
1479 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
1480 | pp_separate_with_comma (cxx_pp); | |
1481 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); | |
73bbafe5 | 1482 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
1483 | break; |
1484 | ||
1485 | case COND_EXPR: | |
73bbafe5 | 1486 | pp_cxx_left_paren (cxx_pp); |
761f0855 | 1487 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
b6fe0bb8 | 1488 | pp_string (cxx_pp, " ? "); |
761f0855 | 1489 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); |
b6fe0bb8 | 1490 | pp_string (cxx_pp, " : "); |
761f0855 | 1491 | dump_expr (TREE_OPERAND (t, 2), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 1492 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
1493 | break; |
1494 | ||
1495 | case SAVE_EXPR: | |
1496 | if (TREE_HAS_CONSTRUCTOR (t)) | |
1497 | { | |
73bbafe5 | 1498 | pp_cxx_identifier (cxx_pp, "new"); |
0cbd7506 | 1499 | pp_cxx_whitespace (cxx_pp); |
9e93bc9d | 1500 | dump_type (TREE_TYPE (TREE_TYPE (t)), flags); |
8d08fdba MS |
1501 | } |
1502 | else | |
0cbd7506 | 1503 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
8d08fdba MS |
1504 | break; |
1505 | ||
02531345 | 1506 | case AGGR_INIT_EXPR: |
27b8d0cd MM |
1507 | { |
1508 | tree fn = NULL_TREE; | |
bb20cc46 | 1509 | |
5039610b SL |
1510 | if (TREE_CODE (AGGR_INIT_EXPR_FN (t)) == ADDR_EXPR) |
1511 | fn = TREE_OPERAND (AGGR_INIT_EXPR_FN (t), 0); | |
27b8d0cd MM |
1512 | |
1513 | if (fn && TREE_CODE (fn) == FUNCTION_DECL) | |
1514 | { | |
1515 | if (DECL_CONSTRUCTOR_P (fn)) | |
17a27b4f | 1516 | dump_type (DECL_CONTEXT (fn), flags); |
27b8d0cd MM |
1517 | else |
1518 | dump_decl (fn, 0); | |
1519 | } | |
1520 | else | |
5039610b | 1521 | dump_expr (AGGR_INIT_EXPR_FN (t), 0); |
27b8d0cd | 1522 | } |
5039610b | 1523 | dump_aggr_init_expr_args (t, flags, false); |
8d08fdba MS |
1524 | break; |
1525 | ||
1526 | case CALL_EXPR: | |
1527 | { | |
5039610b SL |
1528 | tree fn = CALL_EXPR_FN (t); |
1529 | bool skipfirst = false; | |
bb20cc46 | 1530 | |
8d08fdba MS |
1531 | if (TREE_CODE (fn) == ADDR_EXPR) |
1532 | fn = TREE_OPERAND (fn, 0); | |
1533 | ||
3db45ab5 MS |
1534 | /* Nobody is interested in seeing the guts of vcalls. */ |
1535 | if (TREE_CODE (fn) == OBJ_TYPE_REF) | |
1536 | fn = resolve_virtual_fun_from_obj_type_ref (fn); | |
7f58e7ac | 1537 | |
6467930b | 1538 | if (TREE_TYPE (fn) != NULL_TREE && NEXT_CODE (fn) == METHOD_TYPE) |
8d08fdba | 1539 | { |
5039610b | 1540 | tree ob = CALL_EXPR_ARG (t, 0); |
8d08fdba MS |
1541 | if (TREE_CODE (ob) == ADDR_EXPR) |
1542 | { | |
761f0855 | 1543 | dump_expr (TREE_OPERAND (ob, 0), flags | TFF_EXPR_IN_PARENS); |
b6fe0bb8 | 1544 | pp_dot (cxx_pp); |
8d08fdba MS |
1545 | } |
1546 | else if (TREE_CODE (ob) != PARM_DECL | |
1547 | || strcmp (IDENTIFIER_POINTER (DECL_NAME (ob)), "this")) | |
1548 | { | |
761f0855 | 1549 | dump_expr (ob, flags | TFF_EXPR_IN_PARENS); |
b6fe0bb8 | 1550 | pp_arrow (cxx_pp); |
8d08fdba | 1551 | } |
5039610b | 1552 | skipfirst = true; |
8d08fdba | 1553 | } |
761f0855 | 1554 | dump_expr (fn, flags | TFF_EXPR_IN_PARENS); |
5039610b | 1555 | dump_call_expr_args (t, flags, skipfirst); |
8d08fdba MS |
1556 | } |
1557 | break; | |
1558 | ||
285baa06 JM |
1559 | case NEW_EXPR: |
1560 | { | |
1561 | tree type = TREE_OPERAND (t, 1); | |
60cde936 | 1562 | tree init = TREE_OPERAND (t, 2); |
285baa06 | 1563 | if (NEW_EXPR_USE_GLOBAL (t)) |
0cbd7506 | 1564 | pp_cxx_colon_colon (cxx_pp); |
73bbafe5 | 1565 | pp_cxx_identifier (cxx_pp, "new"); |
285baa06 JM |
1566 | if (TREE_OPERAND (t, 0)) |
1567 | { | |
73bbafe5 | 1568 | pp_cxx_left_paren (cxx_pp); |
9e93bc9d | 1569 | dump_expr_list (TREE_OPERAND (t, 0), flags); |
0cbd7506 MS |
1570 | pp_cxx_right_paren (cxx_pp); |
1571 | pp_cxx_whitespace (cxx_pp); | |
285baa06 JM |
1572 | } |
1573 | if (TREE_CODE (type) == ARRAY_REF) | |
1574 | type = build_cplus_array_type | |
1575 | (TREE_OPERAND (type, 0), | |
7866705a SB |
1576 | build_index_type (fold_build2 (MINUS_EXPR, integer_type_node, |
1577 | TREE_OPERAND (type, 1), | |
1578 | integer_one_node))); | |
9e93bc9d | 1579 | dump_type (type, flags); |
60cde936 | 1580 | if (init) |
285baa06 | 1581 | { |
73bbafe5 | 1582 | pp_cxx_left_paren (cxx_pp); |
60cde936 MM |
1583 | if (TREE_CODE (init) == TREE_LIST) |
1584 | dump_expr_list (init, flags); | |
1585 | else if (init == void_zero_node) | |
1586 | /* This representation indicates an empty initializer, | |
1587 | e.g.: "new int()". */ | |
1588 | ; | |
1589 | else | |
1590 | dump_expr (init, flags); | |
73bbafe5 | 1591 | pp_cxx_right_paren (cxx_pp); |
285baa06 JM |
1592 | } |
1593 | } | |
1594 | break; | |
1595 | ||
8d08fdba MS |
1596 | case TARGET_EXPR: |
1597 | /* Note that this only works for G++ target exprs. If somebody | |
1598 | builds a general TARGET_EXPR, there's no way to represent that | |
1599 | it initializes anything other that the parameter slot for the | |
1600 | default argument. Note we may have cleared out the first | |
1601 | operand in expand_expr, so don't go killing ourselves. */ | |
1602 | if (TREE_OPERAND (t, 1)) | |
761f0855 | 1603 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); |
8d08fdba MS |
1604 | break; |
1605 | ||
b3ab27f3 | 1606 | case INIT_EXPR: |
8d08fdba MS |
1607 | case MODIFY_EXPR: |
1608 | case PLUS_EXPR: | |
1609 | case MINUS_EXPR: | |
1610 | case MULT_EXPR: | |
1611 | case TRUNC_DIV_EXPR: | |
1612 | case TRUNC_MOD_EXPR: | |
1613 | case MIN_EXPR: | |
1614 | case MAX_EXPR: | |
1615 | case LSHIFT_EXPR: | |
1616 | case RSHIFT_EXPR: | |
1617 | case BIT_IOR_EXPR: | |
1618 | case BIT_XOR_EXPR: | |
1619 | case BIT_AND_EXPR: | |
8d08fdba MS |
1620 | case TRUTH_ANDIF_EXPR: |
1621 | case TRUTH_ORIF_EXPR: | |
1622 | case LT_EXPR: | |
1623 | case LE_EXPR: | |
1624 | case GT_EXPR: | |
1625 | case GE_EXPR: | |
1626 | case EQ_EXPR: | |
1627 | case NE_EXPR: | |
2adeacc9 | 1628 | case EXACT_DIV_EXPR: |
596ea4e5 | 1629 | dump_binary_op (operator_name_info[(int) TREE_CODE (t)].name, t, flags); |
8d08fdba MS |
1630 | break; |
1631 | ||
1632 | case CEIL_DIV_EXPR: | |
1633 | case FLOOR_DIV_EXPR: | |
1634 | case ROUND_DIV_EXPR: | |
ba52691c | 1635 | case RDIV_EXPR: |
9e93bc9d | 1636 | dump_binary_op ("/", t, flags); |
8d08fdba MS |
1637 | break; |
1638 | ||
1639 | case CEIL_MOD_EXPR: | |
1640 | case FLOOR_MOD_EXPR: | |
1641 | case ROUND_MOD_EXPR: | |
9e93bc9d | 1642 | dump_binary_op ("%", t, flags); |
8d08fdba MS |
1643 | break; |
1644 | ||
1645 | case COMPONENT_REF: | |
1646 | { | |
1647 | tree ob = TREE_OPERAND (t, 0); | |
1648 | if (TREE_CODE (ob) == INDIRECT_REF) | |
1649 | { | |
1650 | ob = TREE_OPERAND (ob, 0); | |
1651 | if (TREE_CODE (ob) != PARM_DECL | |
c4eacf99 NS |
1652 | || (DECL_NAME (ob) |
1653 | && strcmp (IDENTIFIER_POINTER (DECL_NAME (ob)), "this"))) | |
8d08fdba | 1654 | { |
761f0855 | 1655 | dump_expr (ob, flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 1656 | pp_cxx_arrow (cxx_pp); |
8d08fdba MS |
1657 | } |
1658 | } | |
1659 | else | |
1660 | { | |
761f0855 | 1661 | dump_expr (ob, flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 1662 | pp_cxx_dot (cxx_pp); |
8d08fdba | 1663 | } |
761f0855 | 1664 | dump_expr (TREE_OPERAND (t, 1), flags & ~TFF_EXPR_IN_PARENS); |
8d08fdba MS |
1665 | } |
1666 | break; | |
1667 | ||
28cbf42c | 1668 | case ARRAY_REF: |
761f0855 | 1669 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 1670 | pp_cxx_left_bracket (cxx_pp); |
761f0855 | 1671 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 1672 | pp_cxx_right_bracket (cxx_pp); |
28cbf42c MS |
1673 | break; |
1674 | ||
392e3d51 | 1675 | case UNARY_PLUS_EXPR: |
da5839d6 | 1676 | dump_unary_op ("+", t, flags); |
8d08fdba MS |
1677 | break; |
1678 | ||
1679 | case ADDR_EXPR: | |
1680 | if (TREE_CODE (TREE_OPERAND (t, 0)) == FUNCTION_DECL | |
fd74ca0b MM |
1681 | || TREE_CODE (TREE_OPERAND (t, 0)) == STRING_CST |
1682 | /* An ADDR_EXPR can have reference type. In that case, we | |
1683 | shouldn't print the `&' doing so indicates to the user | |
1684 | that the expression has pointer type. */ | |
bb20cc46 | 1685 | || (TREE_TYPE (t) |
fd74ca0b | 1686 | && TREE_CODE (TREE_TYPE (t)) == REFERENCE_TYPE)) |
761f0855 | 1687 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
39e837db PB |
1688 | else if (TREE_CODE (TREE_OPERAND (t, 0)) == LABEL_DECL) |
1689 | dump_unary_op ("&&", t, flags); | |
8d08fdba | 1690 | else |
9e93bc9d | 1691 | dump_unary_op ("&", t, flags); |
8d08fdba MS |
1692 | break; |
1693 | ||
1694 | case INDIRECT_REF: | |
1695 | if (TREE_HAS_CONSTRUCTOR (t)) | |
1696 | { | |
1697 | t = TREE_OPERAND (t, 0); | |
50bc768d | 1698 | gcc_assert (TREE_CODE (t) == CALL_EXPR); |
5039610b SL |
1699 | dump_expr (CALL_EXPR_FN (t), flags | TFF_EXPR_IN_PARENS); |
1700 | dump_call_expr_args (t, flags, true); | |
8d08fdba MS |
1701 | } |
1702 | else | |
1703 | { | |
6467930b | 1704 | if (TREE_OPERAND (t,0) != NULL_TREE |
5082a355 | 1705 | && TREE_TYPE (TREE_OPERAND (t, 0)) |
6467930b | 1706 | && NEXT_CODE (TREE_OPERAND (t, 0)) == REFERENCE_TYPE) |
9e93bc9d | 1707 | dump_expr (TREE_OPERAND (t, 0), flags); |
8d08fdba | 1708 | else |
9e93bc9d | 1709 | dump_unary_op ("*", t, flags); |
8d08fdba MS |
1710 | } |
1711 | break; | |
1712 | ||
1713 | case NEGATE_EXPR: | |
1714 | case BIT_NOT_EXPR: | |
1715 | case TRUTH_NOT_EXPR: | |
1716 | case PREDECREMENT_EXPR: | |
1717 | case PREINCREMENT_EXPR: | |
596ea4e5 | 1718 | dump_unary_op (operator_name_info [(int)TREE_CODE (t)].name, t, flags); |
8d08fdba MS |
1719 | break; |
1720 | ||
1721 | case POSTDECREMENT_EXPR: | |
1722 | case POSTINCREMENT_EXPR: | |
73bbafe5 | 1723 | pp_cxx_left_paren (cxx_pp); |
761f0855 | 1724 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 GDR |
1725 | pp_cxx_identifier (cxx_pp, operator_name_info[(int)TREE_CODE (t)].name); |
1726 | pp_cxx_right_paren (cxx_pp); | |
8d08fdba MS |
1727 | break; |
1728 | ||
1729 | case NON_LVALUE_EXPR: | |
1730 | /* FIXME: This is a KLUDGE workaround for a parsing problem. There | |
1731 | should be another level of INDIRECT_REF so that I don't have to do | |
1732 | this. */ | |
6467930b | 1733 | if (TREE_TYPE (t) != NULL_TREE && NEXT_CODE (t) == POINTER_TYPE) |
8d08fdba MS |
1734 | { |
1735 | tree next = TREE_TYPE (TREE_TYPE (t)); | |
1736 | ||
1737 | while (TREE_CODE (next) == POINTER_TYPE) | |
1738 | next = TREE_TYPE (next); | |
bb20cc46 | 1739 | |
8d08fdba MS |
1740 | if (TREE_CODE (next) == FUNCTION_TYPE) |
1741 | { | |
761f0855 | 1742 | if (flags & TFF_EXPR_IN_PARENS) |
0cbd7506 | 1743 | pp_cxx_left_paren (cxx_pp); |
73bbafe5 | 1744 | pp_cxx_star (cxx_pp); |
761f0855 GDR |
1745 | dump_expr (TREE_OPERAND (t, 0), flags & ~TFF_EXPR_IN_PARENS); |
1746 | if (flags & TFF_EXPR_IN_PARENS) | |
0cbd7506 | 1747 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
1748 | break; |
1749 | } | |
f4f206f4 | 1750 | /* Else fall through. */ |
8d08fdba | 1751 | } |
761f0855 | 1752 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
8d08fdba MS |
1753 | break; |
1754 | ||
1755 | case NOP_EXPR: | |
da5839d6 | 1756 | case CONVERT_EXPR: |
ffc76561 NS |
1757 | { |
1758 | tree op = TREE_OPERAND (t, 0); | |
c8094d83 | 1759 | |
ffc76561 NS |
1760 | if (!same_type_p (TREE_TYPE (op), TREE_TYPE (t))) |
1761 | { | |
1762 | /* It is a cast, but we cannot tell whether it is a | |
1763 | reinterpret or static cast. Use the C style notation. */ | |
1764 | if (flags & TFF_EXPR_IN_PARENS) | |
73bbafe5 GDR |
1765 | pp_cxx_left_paren (cxx_pp); |
1766 | pp_cxx_left_paren (cxx_pp); | |
ffc76561 | 1767 | dump_type (TREE_TYPE (t), flags); |
73bbafe5 | 1768 | pp_cxx_right_paren (cxx_pp); |
ffc76561 NS |
1769 | dump_expr (op, flags | TFF_EXPR_IN_PARENS); |
1770 | if (flags & TFF_EXPR_IN_PARENS) | |
73bbafe5 | 1771 | pp_cxx_right_paren (cxx_pp); |
ffc76561 NS |
1772 | } |
1773 | else | |
1774 | dump_expr (op, flags); | |
1775 | break; | |
1776 | } | |
c8094d83 | 1777 | |
8d08fdba | 1778 | case CONSTRUCTOR: |
9a3b49ac MS |
1779 | if (TREE_TYPE (t) && TYPE_PTRMEMFUNC_P (TREE_TYPE (t))) |
1780 | { | |
50ad9642 | 1781 | tree idx = build_ptrmemfunc_access_expr (t, pfn_identifier); |
9a3b49ac | 1782 | |
c4372ef4 | 1783 | if (integer_zerop (idx)) |
e08a8f45 MM |
1784 | { |
1785 | /* A NULL pointer-to-member constant. */ | |
0cbd7506 MS |
1786 | pp_cxx_left_paren (cxx_pp); |
1787 | pp_cxx_left_paren (cxx_pp); | |
9e93bc9d | 1788 | dump_type (TREE_TYPE (t), flags); |
0cbd7506 MS |
1789 | pp_cxx_right_paren (cxx_pp); |
1790 | pp_character (cxx_pp, '0'); | |
1791 | pp_cxx_right_paren (cxx_pp); | |
e08a8f45 MM |
1792 | break; |
1793 | } | |
665f2503 | 1794 | else if (host_integerp (idx, 0)) |
9a3b49ac MS |
1795 | { |
1796 | tree virtuals; | |
1797 | unsigned HOST_WIDE_INT n; | |
1798 | ||
1799 | t = TREE_TYPE (TYPE_PTRMEMFUNC_FN_TYPE (TREE_TYPE (t))); | |
1800 | t = TYPE_METHOD_BASETYPE (t); | |
604a3205 | 1801 | virtuals = BINFO_VIRTUALS (TYPE_BINFO (TYPE_MAIN_VARIANT (t))); |
bb20cc46 | 1802 | |
1f84ec23 | 1803 | n = tree_low_cst (idx, 0); |
9a3b49ac MS |
1804 | |
1805 | /* Map vtable index back one, to allow for the null pointer to | |
1806 | member. */ | |
1807 | --n; | |
1808 | ||
1809 | while (n > 0 && virtuals) | |
1810 | { | |
1811 | --n; | |
1812 | virtuals = TREE_CHAIN (virtuals); | |
1813 | } | |
1814 | if (virtuals) | |
1815 | { | |
31f8e4f3 | 1816 | dump_expr (BV_FN (virtuals), |
0cbd7506 | 1817 | flags | TFF_EXPR_IN_PARENS); |
9a3b49ac MS |
1818 | break; |
1819 | } | |
1820 | } | |
1821 | } | |
4038c495 | 1822 | if (TREE_TYPE (t) && EMPTY_CONSTRUCTOR_P (t)) |
f3146d75 NS |
1823 | { |
1824 | dump_type (TREE_TYPE (t), 0); | |
0cbd7506 MS |
1825 | pp_cxx_left_paren (cxx_pp); |
1826 | pp_cxx_right_paren (cxx_pp); | |
f3146d75 NS |
1827 | } |
1828 | else | |
1829 | { | |
0cbd7506 | 1830 | pp_cxx_left_brace (cxx_pp); |
4038c495 | 1831 | dump_expr_init_vec (CONSTRUCTOR_ELTS (t), flags); |
0cbd7506 | 1832 | pp_cxx_right_brace (cxx_pp); |
f3146d75 | 1833 | } |
c8094d83 | 1834 | |
8d08fdba MS |
1835 | break; |
1836 | ||
51c184be MS |
1837 | case OFFSET_REF: |
1838 | { | |
1839 | tree ob = TREE_OPERAND (t, 0); | |
51924768 | 1840 | if (is_dummy_object (ob)) |
61a127b3 | 1841 | { |
05e0b2f4 JM |
1842 | t = TREE_OPERAND (t, 1); |
1843 | if (TREE_CODE (t) == FUNCTION_DECL) | |
61a127b3 | 1844 | /* A::f */ |
761f0855 | 1845 | dump_expr (t, flags | TFF_EXPR_IN_PARENS); |
05e0b2f4 | 1846 | else if (BASELINK_P (t)) |
c8094d83 | 1847 | dump_expr (OVL_CURRENT (BASELINK_FUNCTIONS (t)), |
da15dae6 | 1848 | flags | TFF_EXPR_IN_PARENS); |
61a127b3 | 1849 | else |
9e93bc9d | 1850 | dump_decl (t, flags); |
61a127b3 | 1851 | } |
51c184be MS |
1852 | else |
1853 | { | |
bbcec105 JM |
1854 | if (TREE_CODE (ob) == INDIRECT_REF) |
1855 | { | |
761f0855 | 1856 | dump_expr (TREE_OPERAND (ob, 0), flags | TFF_EXPR_IN_PARENS); |
0cbd7506 MS |
1857 | pp_cxx_arrow (cxx_pp); |
1858 | pp_cxx_star (cxx_pp); | |
bbcec105 JM |
1859 | } |
1860 | else | |
1861 | { | |
761f0855 | 1862 | dump_expr (ob, flags | TFF_EXPR_IN_PARENS); |
0cbd7506 MS |
1863 | pp_cxx_dot (cxx_pp); |
1864 | pp_cxx_star (cxx_pp); | |
bbcec105 | 1865 | } |
761f0855 | 1866 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); |
51c184be MS |
1867 | } |
1868 | break; | |
1869 | } | |
1870 | ||
f84b4be9 | 1871 | case TEMPLATE_PARM_INDEX: |
761f0855 | 1872 | dump_decl (TEMPLATE_PARM_DECL (t), flags & ~TFF_DECL_SPECIFIERS); |
de22184b | 1873 | break; |
5566b478 | 1874 | |
5566b478 | 1875 | case SCOPE_REF: |
3601f003 | 1876 | pp_expression (cxx_pp, t); |
5566b478 MS |
1877 | break; |
1878 | ||
1879 | case CAST_EXPR: | |
e349ee73 MS |
1880 | if (TREE_OPERAND (t, 0) == NULL_TREE |
1881 | || TREE_CHAIN (TREE_OPERAND (t, 0))) | |
e76a2646 | 1882 | { |
9e93bc9d | 1883 | dump_type (TREE_TYPE (t), flags); |
73bbafe5 | 1884 | pp_cxx_left_paren (cxx_pp); |
9e93bc9d | 1885 | dump_expr_list (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 1886 | pp_cxx_right_paren (cxx_pp); |
e76a2646 MS |
1887 | } |
1888 | else | |
1889 | { | |
73bbafe5 | 1890 | pp_cxx_left_paren (cxx_pp); |
9e93bc9d | 1891 | dump_type (TREE_TYPE (t), flags); |
0cbd7506 MS |
1892 | pp_cxx_right_paren (cxx_pp); |
1893 | pp_cxx_left_paren (cxx_pp); | |
9e93bc9d | 1894 | dump_expr_list (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 1895 | pp_cxx_right_paren (cxx_pp); |
e76a2646 MS |
1896 | } |
1897 | break; | |
1898 | ||
477f6664 | 1899 | case STATIC_CAST_EXPR: |
73bbafe5 | 1900 | pp_cxx_identifier (cxx_pp, "static_cast"); |
477f6664 JM |
1901 | goto cast; |
1902 | case REINTERPRET_CAST_EXPR: | |
73bbafe5 | 1903 | pp_cxx_identifier (cxx_pp, "reinterpret_cast"); |
477f6664 JM |
1904 | goto cast; |
1905 | case CONST_CAST_EXPR: | |
73bbafe5 | 1906 | pp_cxx_identifier (cxx_pp, "const_cast"); |
477f6664 JM |
1907 | goto cast; |
1908 | case DYNAMIC_CAST_EXPR: | |
73bbafe5 | 1909 | pp_cxx_identifier (cxx_pp, "dynamic_cast"); |
477f6664 | 1910 | cast: |
73bbafe5 | 1911 | pp_cxx_begin_template_argument_list (cxx_pp); |
477f6664 | 1912 | dump_type (TREE_TYPE (t), flags); |
73bbafe5 GDR |
1913 | pp_cxx_end_template_argument_list (cxx_pp); |
1914 | pp_cxx_left_paren (cxx_pp); | |
477f6664 | 1915 | dump_expr (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 1916 | pp_cxx_right_paren (cxx_pp); |
477f6664 JM |
1917 | break; |
1918 | ||
5a11e05b | 1919 | case ARROW_EXPR: |
9e93bc9d | 1920 | dump_expr (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 1921 | pp_cxx_arrow (cxx_pp); |
5a11e05b BK |
1922 | break; |
1923 | ||
e76a2646 | 1924 | case SIZEOF_EXPR: |
abff8e06 JM |
1925 | case ALIGNOF_EXPR: |
1926 | if (TREE_CODE (t) == SIZEOF_EXPR) | |
0cbd7506 | 1927 | pp_cxx_identifier (cxx_pp, "sizeof"); |
bb20cc46 | 1928 | else |
abff8e06 | 1929 | { |
50bc768d | 1930 | gcc_assert (TREE_CODE (t) == ALIGNOF_EXPR); |
73bbafe5 | 1931 | pp_cxx_identifier (cxx_pp, "__alignof__"); |
abff8e06 | 1932 | } |
73bbafe5 GDR |
1933 | pp_cxx_whitespace (cxx_pp); |
1934 | pp_cxx_left_paren (cxx_pp); | |
2f939d94 | 1935 | if (TYPE_P (TREE_OPERAND (t, 0))) |
9e93bc9d | 1936 | dump_type (TREE_OPERAND (t, 0), flags); |
e76a2646 | 1937 | else |
0cbd7506 | 1938 | dump_expr (TREE_OPERAND (t, 0), flags); |
73bbafe5 | 1939 | pp_cxx_right_paren (cxx_pp); |
e76a2646 | 1940 | break; |
5566b478 | 1941 | |
19948e32 GDR |
1942 | case REALPART_EXPR: |
1943 | case IMAGPART_EXPR: | |
73bbafe5 GDR |
1944 | pp_cxx_identifier (cxx_pp, operator_name_info[TREE_CODE (t)].name); |
1945 | pp_cxx_whitespace (cxx_pp); | |
19948e32 GDR |
1946 | dump_expr (TREE_OPERAND (t, 0), flags); |
1947 | break; | |
1948 | ||
da20811c | 1949 | case DEFAULT_ARG: |
b6fe0bb8 | 1950 | pp_identifier (cxx_pp, "<unparsed>"); |
da20811c JM |
1951 | break; |
1952 | ||
6748b643 JM |
1953 | case TRY_CATCH_EXPR: |
1954 | case WITH_CLEANUP_EXPR: | |
1955 | case CLEANUP_POINT_EXPR: | |
9e93bc9d | 1956 | dump_expr (TREE_OPERAND (t, 0), flags); |
6748b643 JM |
1957 | break; |
1958 | ||
40242ccf | 1959 | case PSEUDO_DTOR_EXPR: |
9e93bc9d | 1960 | dump_expr (TREE_OPERAND (t, 2), flags); |
73bbafe5 | 1961 | pp_cxx_dot (cxx_pp); |
9e93bc9d | 1962 | dump_type (TREE_OPERAND (t, 0), flags); |
73bbafe5 GDR |
1963 | pp_cxx_colon_colon (cxx_pp); |
1964 | pp_cxx_complement (cxx_pp); | |
9e93bc9d | 1965 | dump_type (TREE_OPERAND (t, 1), flags); |
40242ccf MM |
1966 | break; |
1967 | ||
7ac7b28f | 1968 | case TEMPLATE_ID_EXPR: |
9e93bc9d | 1969 | dump_decl (t, flags); |
7ac7b28f MM |
1970 | break; |
1971 | ||
744b12b6 | 1972 | case BIND_EXPR: |
558475f0 | 1973 | case STMT_EXPR: |
744b12b6 | 1974 | case STATEMENT_LIST: |
558475f0 MM |
1975 | /* We don't yet have a way of dumping statements in a |
1976 | human-readable format. */ | |
b6fe0bb8 | 1977 | pp_string (cxx_pp, "({...})"); |
558475f0 MM |
1978 | break; |
1979 | ||
0045e0bc | 1980 | case LOOP_EXPR: |
b6fe0bb8 | 1981 | pp_string (cxx_pp, "while (1) { "); |
761f0855 | 1982 | dump_expr (TREE_OPERAND (t, 0), flags & ~TFF_EXPR_IN_PARENS); |
73bbafe5 | 1983 | pp_cxx_right_brace (cxx_pp); |
0045e0bc MM |
1984 | break; |
1985 | ||
1986 | case EXIT_EXPR: | |
b6fe0bb8 | 1987 | pp_string (cxx_pp, "if ("); |
761f0855 | 1988 | dump_expr (TREE_OPERAND (t, 0), flags & ~TFF_EXPR_IN_PARENS); |
b6fe0bb8 | 1989 | pp_string (cxx_pp, ") break; "); |
0045e0bc MM |
1990 | break; |
1991 | ||
a723baf1 | 1992 | case BASELINK: |
bd83b409 | 1993 | dump_expr (get_first_fn (t), flags & ~TFF_EXPR_IN_PARENS); |
a723baf1 MM |
1994 | break; |
1995 | ||
98ed3906 GDR |
1996 | case EMPTY_CLASS_EXPR: |
1997 | dump_type (TREE_TYPE (t), flags); | |
73bbafe5 GDR |
1998 | pp_cxx_left_paren (cxx_pp); |
1999 | pp_cxx_right_paren (cxx_pp); | |
98ed3906 GDR |
2000 | break; |
2001 | ||
d17811fd | 2002 | case NON_DEPENDENT_EXPR: |
018a5803 | 2003 | dump_expr (TREE_OPERAND (t, 0), flags); |
d17811fd | 2004 | break; |
00595019 | 2005 | |
5d80a306 DG |
2006 | case EXPR_PACK_EXPANSION: |
2007 | dump_expr (PACK_EXPANSION_PATTERN (t), flags); | |
2008 | pp_cxx_identifier (cxx_pp, "..."); | |
2009 | break; | |
2010 | ||
5a023baa GDR |
2011 | case RECORD_TYPE: |
2012 | case UNION_TYPE: | |
2013 | case ENUMERAL_TYPE: | |
2014 | case REAL_TYPE: | |
2015 | case VOID_TYPE: | |
2016 | case BOOLEAN_TYPE: | |
2017 | case INTEGER_TYPE: | |
2018 | case COMPLEX_TYPE: | |
2019 | case VECTOR_TYPE: | |
2020 | pp_type_specifier_seq (cxx_pp, t); | |
2021 | break; | |
2022 | ||
2023 | case TYPENAME_TYPE: | |
2024 | /* We get here when we want to print a dependent type as an | |
2025 | id-expression, without any disambiguator decoration. */ | |
2026 | pp_id_expression (cxx_pp, t); | |
2027 | break; | |
2028 | ||
8d08fdba MS |
2029 | /* This list is incomplete, but should suffice for now. |
2030 | It is very important that `sorry' does not call | |
2031 | `report_error_function'. That could cause an infinite loop. */ | |
2032 | default: | |
b6fe0bb8 | 2033 | pp_unsupported_tree (cxx_pp, t); |
8d08fdba MS |
2034 | /* fall through to ERROR_MARK... */ |
2035 | case ERROR_MARK: | |
b6fe0bb8 | 2036 | pp_identifier (cxx_pp, "<expression error>"); |
8d08fdba MS |
2037 | break; |
2038 | } | |
2039 | } | |
2040 | ||
2041 | static void | |
3f8548e7 | 2042 | dump_binary_op (const char *opstring, tree t, int flags) |
8d08fdba | 2043 | { |
73bbafe5 | 2044 | pp_cxx_left_paren (cxx_pp); |
761f0855 | 2045 | dump_expr (TREE_OPERAND (t, 0), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 2046 | pp_cxx_whitespace (cxx_pp); |
2adeacc9 | 2047 | if (opstring) |
73bbafe5 | 2048 | pp_cxx_identifier (cxx_pp, opstring); |
2adeacc9 | 2049 | else |
b6fe0bb8 | 2050 | pp_identifier (cxx_pp, "<unknown operator>"); |
73bbafe5 | 2051 | pp_cxx_whitespace (cxx_pp); |
761f0855 | 2052 | dump_expr (TREE_OPERAND (t, 1), flags | TFF_EXPR_IN_PARENS); |
73bbafe5 | 2053 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
2054 | } |
2055 | ||
2056 | static void | |
3f8548e7 | 2057 | dump_unary_op (const char *opstring, tree t, int flags) |
8d08fdba | 2058 | { |
761f0855 | 2059 | if (flags & TFF_EXPR_IN_PARENS) |
73bbafe5 GDR |
2060 | pp_cxx_left_paren (cxx_pp); |
2061 | pp_cxx_identifier (cxx_pp, opstring); | |
761f0855 GDR |
2062 | dump_expr (TREE_OPERAND (t, 0), flags & ~TFF_EXPR_IN_PARENS); |
2063 | if (flags & TFF_EXPR_IN_PARENS) | |
73bbafe5 | 2064 | pp_cxx_right_paren (cxx_pp); |
8d08fdba MS |
2065 | } |
2066 | ||
73bbafe5 GDR |
2067 | static void |
2068 | reinit_cxx_pp (void) | |
2069 | { | |
2070 | pp_clear_output_area (cxx_pp); | |
2071 | pp_base (cxx_pp)->padding = pp_none; | |
2072 | pp_indentation (cxx_pp) = 0; | |
2073 | pp_needs_newline (cxx_pp) = false; | |
2074 | cxx_pp->enclosing_scope = 0; | |
2075 | } | |
2076 | ||
2077 | ||
761f0855 | 2078 | /* Exported interface to stringifying types, exprs and decls under TFF_* |
9e93bc9d | 2079 | control. */ |
4995028c | 2080 | |
e1def31b | 2081 | const char * |
3f8548e7 | 2082 | type_as_string (tree typ, int flags) |
8d08fdba | 2083 | { |
73bbafe5 | 2084 | reinit_cxx_pp (); |
9e93bc9d | 2085 | dump_type (typ, flags); |
b6fe0bb8 | 2086 | return pp_formatted_text (cxx_pp); |
8d08fdba MS |
2087 | } |
2088 | ||
e1def31b | 2089 | const char * |
3f8548e7 | 2090 | expr_as_string (tree decl, int flags) |
8d08fdba | 2091 | { |
73bbafe5 | 2092 | reinit_cxx_pp (); |
9e93bc9d | 2093 | dump_expr (decl, flags); |
b6fe0bb8 | 2094 | return pp_formatted_text (cxx_pp); |
8d08fdba MS |
2095 | } |
2096 | ||
e1def31b | 2097 | const char * |
3f8548e7 | 2098 | decl_as_string (tree decl, int flags) |
8d08fdba | 2099 | { |
73bbafe5 | 2100 | reinit_cxx_pp (); |
9e93bc9d | 2101 | dump_decl (decl, flags); |
b6fe0bb8 | 2102 | return pp_formatted_text (cxx_pp); |
8d08fdba MS |
2103 | } |
2104 | ||
7afff7cf | 2105 | /* Generate the three forms of printable names for cxx_printable_name. */ |
2ba25f50 | 2106 | |
e1def31b | 2107 | const char * |
3f8548e7 | 2108 | lang_decl_name (tree decl, int v) |
2ba25f50 MS |
2109 | { |
2110 | if (v >= 2) | |
761f0855 | 2111 | return decl_as_string (decl, TFF_DECL_SPECIFIERS); |
2ba25f50 | 2112 | |
73bbafe5 | 2113 | reinit_cxx_pp (); |
6eb3bb27 | 2114 | if (v == 1 && DECL_CLASS_SCOPE_P (decl)) |
2ba25f50 | 2115 | { |
761f0855 | 2116 | dump_type (CP_DECL_CONTEXT (decl), TFF_PLAIN_IDENTIFIER); |
73bbafe5 | 2117 | pp_cxx_colon_colon (cxx_pp); |
2ba25f50 MS |
2118 | } |
2119 | ||
2120 | if (TREE_CODE (decl) == FUNCTION_DECL) | |
761f0855 | 2121 | dump_function_name (decl, TFF_PLAIN_IDENTIFIER); |
2ba25f50 | 2122 | else |
761f0855 | 2123 | dump_decl (DECL_NAME (decl), TFF_PLAIN_IDENTIFIER); |
2ba25f50 | 2124 | |
b6fe0bb8 | 2125 | return pp_formatted_text (cxx_pp); |
2ba25f50 | 2126 | } |
2ba25f50 | 2127 | |
dee15844 JM |
2128 | /* Return the location of a tree passed to %+ formats. */ |
2129 | ||
9a472a42 NS |
2130 | static location_t |
2131 | location_of (tree t) | |
8d08fdba | 2132 | { |
741f2839 | 2133 | if (TREE_CODE (t) == PARM_DECL && DECL_CONTEXT (t)) |
9a472a42 | 2134 | t = DECL_CONTEXT (t); |
2f939d94 | 2135 | else if (TYPE_P (t)) |
9a472a42 | 2136 | t = TYPE_MAIN_DECL (t); |
8f032717 | 2137 | else if (TREE_CODE (t) == OVERLOAD) |
9a472a42 | 2138 | t = OVL_FUNCTION (t); |
c8094d83 | 2139 | |
f31686a3 | 2140 | return DECL_SOURCE_LOCATION (t); |
8d08fdba MS |
2141 | } |
2142 | ||
33bd39a2 | 2143 | /* Now the interfaces from error et al to dump_type et al. Each takes an |
761f0855 | 2144 | on/off VERBOSE flag and supply the appropriate TFF_ flags to a dump_ |
9e93bc9d NS |
2145 | function. */ |
2146 | ||
2147 | static const char * | |
3f8548e7 | 2148 | decl_to_string (tree decl, int verbose) |
9e93bc9d | 2149 | { |
761f0855 | 2150 | int flags = 0; |
d67cdbc3 | 2151 | |
9e93bc9d NS |
2152 | if (TREE_CODE (decl) == TYPE_DECL || TREE_CODE (decl) == RECORD_TYPE |
2153 | || TREE_CODE (decl) == UNION_TYPE || TREE_CODE (decl) == ENUMERAL_TYPE) | |
761f0855 | 2154 | flags = TFF_CLASS_KEY_OR_ENUM; |
9e93bc9d | 2155 | if (verbose) |
4a386498 | 2156 | flags |= TFF_DECL_SPECIFIERS; |
9e93bc9d | 2157 | else if (TREE_CODE (decl) == FUNCTION_DECL) |
761f0855 GDR |
2158 | flags |= TFF_DECL_SPECIFIERS | TFF_RETURN_TYPE; |
2159 | flags |= TFF_TEMPLATE_HEADER; | |
bb20cc46 | 2160 | |
73bbafe5 | 2161 | reinit_cxx_pp (); |
9e93bc9d | 2162 | dump_decl (decl, flags); |
b6fe0bb8 | 2163 | return pp_formatted_text (cxx_pp); |
9e93bc9d NS |
2164 | } |
2165 | ||
2166 | static const char * | |
4e3f84b7 | 2167 | expr_to_string (tree decl) |
9e93bc9d | 2168 | { |
73bbafe5 | 2169 | reinit_cxx_pp (); |
9e93bc9d | 2170 | dump_expr (decl, 0); |
b6fe0bb8 | 2171 | return pp_formatted_text (cxx_pp); |
9e93bc9d NS |
2172 | } |
2173 | ||
2174 | static const char * | |
3f8548e7 | 2175 | fndecl_to_string (tree fndecl, int verbose) |
9e93bc9d | 2176 | { |
761f0855 | 2177 | int flags; |
bb20cc46 | 2178 | |
e1f0e7a6 MM |
2179 | flags = TFF_EXCEPTION_SPECIFICATION | TFF_DECL_SPECIFIERS |
2180 | | TFF_TEMPLATE_HEADER; | |
9e93bc9d | 2181 | if (verbose) |
761f0855 | 2182 | flags |= TFF_FUNCTION_DEFAULT_ARGUMENTS; |
73bbafe5 | 2183 | reinit_cxx_pp (); |
9e93bc9d | 2184 | dump_decl (fndecl, flags); |
b6fe0bb8 | 2185 | return pp_formatted_text (cxx_pp); |
9e93bc9d NS |
2186 | } |
2187 | ||
2188 | ||
2189 | static const char * | |
4e3f84b7 | 2190 | code_to_string (enum tree_code c) |
8d08fdba MS |
2191 | { |
2192 | return tree_code_name [c]; | |
2193 | } | |
2194 | ||
421844e7 | 2195 | const char * |
4e3f84b7 | 2196 | language_to_string (enum languages c) |
8d08fdba MS |
2197 | { |
2198 | switch (c) | |
2199 | { | |
2200 | case lang_c: | |
2201 | return "C"; | |
2202 | ||
2203 | case lang_cplusplus: | |
2204 | return "C++"; | |
2205 | ||
31b72b87 PB |
2206 | case lang_java: |
2207 | return "Java"; | |
2208 | ||
8d08fdba | 2209 | default: |
8dc2b103 | 2210 | gcc_unreachable (); |
8d08fdba | 2211 | } |
6aed477a | 2212 | return NULL; |
8d08fdba MS |
2213 | } |
2214 | ||
2215 | /* Return the proper printed version of a parameter to a C++ function. */ | |
e92cc029 | 2216 | |
9e93bc9d | 2217 | static const char * |
4e3f84b7 | 2218 | parm_to_string (int p) |
8d08fdba | 2219 | { |
73bbafe5 | 2220 | reinit_cxx_pp (); |
8d08fdba | 2221 | if (p < 0) |
b6fe0bb8 | 2222 | pp_string (cxx_pp, "'this'"); |
4e3f84b7 | 2223 | else |
b6fe0bb8 GDR |
2224 | pp_decimal_int (cxx_pp, p + 1); |
2225 | return pp_formatted_text (cxx_pp); | |
8d08fdba MS |
2226 | } |
2227 | ||
9e93bc9d | 2228 | static const char * |
4e3f84b7 | 2229 | op_to_string (enum tree_code p) |
8d08fdba | 2230 | { |
b6fe0bb8 | 2231 | tree id = operator_name_info[(int) p].identifier; |
4e3f84b7 | 2232 | return id ? IDENTIFIER_POINTER (id) : "<unknown>"; |
8d08fdba MS |
2233 | } |
2234 | ||
9e93bc9d | 2235 | static const char * |
3f8548e7 | 2236 | type_to_string (tree typ, int verbose) |
9e93bc9d | 2237 | { |
b6fe0bb8 | 2238 | int flags = 0; |
9e93bc9d | 2239 | if (verbose) |
761f0855 GDR |
2240 | flags |= TFF_CLASS_KEY_OR_ENUM; |
2241 | flags |= TFF_TEMPLATE_HEADER; | |
bb20cc46 | 2242 | |
73bbafe5 | 2243 | reinit_cxx_pp (); |
9e93bc9d | 2244 | dump_type (typ, flags); |
b6fe0bb8 | 2245 | return pp_formatted_text (cxx_pp); |
9e93bc9d NS |
2246 | } |
2247 | ||
2248 | static const char * | |
4e3f84b7 | 2249 | assop_to_string (enum tree_code p) |
c91a56d2 | 2250 | { |
b6fe0bb8 | 2251 | tree id = assignment_operator_name_info[(int) p].identifier; |
596ea4e5 | 2252 | return id ? IDENTIFIER_POINTER (id) : "{unknown}"; |
c91a56d2 MS |
2253 | } |
2254 | ||
9e93bc9d | 2255 | static const char * |
3f8548e7 | 2256 | args_to_string (tree p, int verbose) |
8d08fdba | 2257 | { |
761f0855 | 2258 | int flags = 0; |
9e93bc9d | 2259 | if (verbose) |
761f0855 | 2260 | flags |= TFF_CLASS_KEY_OR_ENUM; |
bb20cc46 | 2261 | |
8d08fdba | 2262 | if (p == NULL_TREE) |
c73964b2 | 2263 | return ""; |
8d08fdba | 2264 | |
2f939d94 | 2265 | if (TYPE_P (TREE_VALUE (p))) |
9e93bc9d | 2266 | return type_as_string (p, flags); |
c73964b2 | 2267 | |
73bbafe5 | 2268 | reinit_cxx_pp (); |
c73964b2 MS |
2269 | for (; p; p = TREE_CHAIN (p)) |
2270 | { | |
a6967cc0 | 2271 | if (TREE_VALUE (p) == null_node) |
73bbafe5 | 2272 | pp_cxx_identifier (cxx_pp, "NULL"); |
a6967cc0 | 2273 | else |
9e93bc9d | 2274 | dump_type (error_type (TREE_VALUE (p)), flags); |
c73964b2 | 2275 | if (TREE_CHAIN (p)) |
b6fe0bb8 | 2276 | pp_separate_with_comma (cxx_pp); |
c73964b2 | 2277 | } |
b6fe0bb8 | 2278 | return pp_formatted_text (cxx_pp); |
8d08fdba | 2279 | } |
f30432d7 | 2280 | |
9e93bc9d | 2281 | static const char * |
3f8548e7 | 2282 | cv_to_string (tree p, int v) |
f30432d7 | 2283 | { |
73bbafe5 | 2284 | reinit_cxx_pp (); |
b9b44fb9 GDR |
2285 | pp_base (cxx_pp)->padding = v ? pp_before : pp_none; |
2286 | pp_cxx_cv_qualifier_seq (cxx_pp, p); | |
b6fe0bb8 | 2287 | return pp_formatted_text (cxx_pp); |
f30432d7 | 2288 | } |
cb753e49 | 2289 | |
7cb32822 NB |
2290 | /* Langhook for print_error_function. */ |
2291 | void | |
3f8548e7 | 2292 | cxx_print_error_function (diagnostic_context *context, const char *file) |
a72462a4 | 2293 | { |
7cb32822 | 2294 | lhd_print_error_function (context, file); |
e1a4dd13 | 2295 | pp_base_set_prefix (context->printer, file); |
47b69537 | 2296 | maybe_print_instantiation_context (context); |
a72462a4 GDR |
2297 | } |
2298 | ||
cb753e49 | 2299 | static void |
3f8548e7 | 2300 | cp_diagnostic_starter (diagnostic_context *context, |
0cbd7506 | 2301 | diagnostic_info *diagnostic) |
cb753e49 | 2302 | { |
47b69537 GDR |
2303 | diagnostic_report_current_module (context); |
2304 | cp_print_error_function (context, diagnostic); | |
2305 | maybe_print_instantiation_context (context); | |
e1a4dd13 | 2306 | pp_base_set_prefix (context->printer, diagnostic_build_prefix (diagnostic)); |
cb753e49 GDR |
2307 | } |
2308 | ||
2309 | static void | |
3f8548e7 | 2310 | cp_diagnostic_finalizer (diagnostic_context *context, |
0cbd7506 | 2311 | diagnostic_info *diagnostic ATTRIBUTE_UNUSED) |
cb753e49 | 2312 | { |
e1a4dd13 | 2313 | pp_base_destroy_prefix (context->printer); |
cb753e49 GDR |
2314 | } |
2315 | ||
2316 | /* Print current function onto BUFFER, in the process of reporting | |
2317 | a diagnostic message. Called from cp_diagnostic_starter. */ | |
2318 | static void | |
3f8548e7 | 2319 | cp_print_error_function (diagnostic_context *context, |
0cbd7506 | 2320 | diagnostic_info *diagnostic) |
cb753e49 | 2321 | { |
47b69537 | 2322 | if (diagnostic_last_function_changed (context)) |
cb753e49 | 2323 | { |
b6fe0bb8 | 2324 | const char *old_prefix = context->printer->prefix; |
93409b8c PB |
2325 | const char *file = LOCATION_FILE (diagnostic->location); |
2326 | char *new_prefix = file ? file_name_as_prefix (file) : NULL; | |
cb753e49 | 2327 | |
e1a4dd13 | 2328 | pp_base_set_prefix (context->printer, new_prefix); |
bb20cc46 | 2329 | |
cb753e49 | 2330 | if (current_function_decl == NULL) |
0cbd7506 | 2331 | pp_base_string (context->printer, "At global scope:"); |
cb753e49 | 2332 | else |
0cbd7506 MS |
2333 | pp_printf (context->printer, "In %s %qs:", |
2334 | function_category (current_function_decl), | |
2335 | cxx_printable_name (current_function_decl, 2)); | |
e1a4dd13 | 2336 | pp_base_newline (context->printer); |
47b69537 GDR |
2337 | |
2338 | diagnostic_set_last_function (context); | |
e1a4dd13 | 2339 | pp_base_destroy_prefix (context->printer); |
b6fe0bb8 | 2340 | context->printer->prefix = old_prefix; |
cb753e49 GDR |
2341 | } |
2342 | } | |
2343 | ||
2344 | /* Returns a description of FUNCTION using standard terminology. */ | |
2345 | static const char * | |
3f8548e7 | 2346 | function_category (tree fn) |
cb753e49 GDR |
2347 | { |
2348 | if (DECL_FUNCTION_MEMBER_P (fn)) | |
2349 | { | |
2350 | if (DECL_STATIC_FUNCTION_P (fn)) | |
0cbd7506 | 2351 | return "static member function"; |
cb753e49 | 2352 | else if (DECL_COPY_CONSTRUCTOR_P (fn)) |
0cbd7506 | 2353 | return "copy constructor"; |
cb753e49 | 2354 | else if (DECL_CONSTRUCTOR_P (fn)) |
0cbd7506 | 2355 | return "constructor"; |
cb753e49 | 2356 | else if (DECL_DESTRUCTOR_P (fn)) |
0cbd7506 | 2357 | return "destructor"; |
cb753e49 | 2358 | else |
0cbd7506 | 2359 | return "member function"; |
cb753e49 GDR |
2360 | } |
2361 | else | |
2362 | return "function"; | |
2363 | } | |
2364 | ||
2365 | /* Report the full context of a current template instantiation, | |
2366 | onto BUFFER. */ | |
2367 | static void | |
3f8548e7 | 2368 | print_instantiation_full_context (diagnostic_context *context) |
cb753e49 GDR |
2369 | { |
2370 | tree p = current_instantiation (); | |
82a98427 | 2371 | location_t location = input_location; |
c8094d83 | 2372 | |
cb753e49 GDR |
2373 | if (p) |
2374 | { | |
2375 | if (current_function_decl != TINST_DECL (p) | |
2376 | && current_function_decl != NULL_TREE) | |
2377 | /* We can get here during the processing of some synthesized | |
2378 | method. Then, TINST_DECL (p) will be the function that's causing | |
2379 | the synthesis. */ | |
2380 | ; | |
2381 | else | |
2382 | { | |
2383 | if (current_function_decl == TINST_DECL (p)) | |
78dcd41a | 2384 | /* Avoid redundancy with the "In function" line. */; |
bb20cc46 | 2385 | else |
b6fe0bb8 | 2386 | pp_verbatim (context->printer, |
0cbd7506 | 2387 | "%s: In instantiation of %qs:\n", |
93409b8c | 2388 | LOCATION_FILE (location), |
0cbd7506 MS |
2389 | decl_as_string (TINST_DECL (p), |
2390 | TFF_DECL_SPECIFIERS | TFF_RETURN_TYPE)); | |
bb20cc46 | 2391 | |
406d77a4 | 2392 | location = TINST_LOCATION (p); |
cb753e49 GDR |
2393 | p = TREE_CHAIN (p); |
2394 | } | |
2395 | } | |
bb20cc46 | 2396 | |
35773471 | 2397 | print_instantiation_partial_context (context, p, location); |
cb753e49 GDR |
2398 | } |
2399 | ||
2400 | /* Same as above but less verbose. */ | |
2401 | static void | |
3f8548e7 | 2402 | print_instantiation_partial_context (diagnostic_context *context, |
0cbd7506 | 2403 | tree t, location_t loc) |
cb753e49 | 2404 | { |
93409b8c PB |
2405 | expanded_location xloc; |
2406 | for (; ; t = TREE_CHAIN (t)) | |
cb753e49 | 2407 | { |
93409b8c PB |
2408 | xloc = expand_location (loc); |
2409 | if (t == NULL_TREE) | |
2410 | break; | |
9e637a26 | 2411 | pp_verbatim (context->printer, "%s:%d: instantiated from %qs\n", |
0cbd7506 MS |
2412 | xloc.file, xloc.line, |
2413 | decl_as_string (TINST_DECL (t), | |
2414 | TFF_DECL_SPECIFIERS | TFF_RETURN_TYPE)); | |
406d77a4 | 2415 | loc = TINST_LOCATION (t); |
cb753e49 | 2416 | } |
39ce81c9 | 2417 | pp_verbatim (context->printer, "%s:%d: instantiated from here", |
0cbd7506 | 2418 | xloc.file, xloc.line); |
39ce81c9 | 2419 | pp_base_newline (context->printer); |
cb753e49 GDR |
2420 | } |
2421 | ||
2422 | /* Called from cp_thing to print the template context for an error. */ | |
2423 | static void | |
3f8548e7 | 2424 | maybe_print_instantiation_context (diagnostic_context *context) |
cb753e49 GDR |
2425 | { |
2426 | if (!problematic_instantiation_changed () || current_instantiation () == 0) | |
2427 | return; | |
2428 | ||
2429 | record_last_problematic_instantiation (); | |
47b69537 | 2430 | print_instantiation_full_context (context); |
cb753e49 GDR |
2431 | } |
2432 | ||
2433 | /* Report the bare minimum context of a template instantiation. */ | |
2434 | void | |
3f8548e7 | 2435 | print_instantiation_context (void) |
cb753e49 GDR |
2436 | { |
2437 | print_instantiation_partial_context | |
35773471 | 2438 | (global_dc, current_instantiation (), input_location); |
47b69537 | 2439 | diagnostic_flush_buffer (global_dc); |
cb753e49 | 2440 | } |
a1066c99 GDR |
2441 | \f |
2442 | /* Called from output_format -- during diagnostic message processing -- | |
2443 | to handle C++ specific format specifier with the following meanings: | |
2444 | %A function argument-list. | |
749ced52 | 2445 | %C tree code. |
a1066c99 GDR |
2446 | %D declaration. |
2447 | %E expression. | |
2448 | %F function declaration. | |
749ced52 ZW |
2449 | %L language as used in extern "lang". |
2450 | %O binary operator. | |
a1066c99 | 2451 | %P function parameter whose position is indicated by an integer. |
749ced52 | 2452 | %Q assignment operator. |
a1066c99 GDR |
2453 | %T type. |
2454 | %V cv-qualifier. */ | |
47b69537 | 2455 | static bool |
39ce81c9 ZW |
2456 | cp_printer (pretty_printer *pp, text_info *text, const char *spec, |
2457 | int precision, bool wide, bool set_locus, bool verbose) | |
a1066c99 | 2458 | { |
749ced52 | 2459 | const char *result; |
39ce81c9 ZW |
2460 | tree t = NULL; |
2461 | #define next_tree (t = va_arg (*text->args_ptr, tree)) | |
47b69537 GDR |
2462 | #define next_tcode va_arg (*text->args_ptr, enum tree_code) |
2463 | #define next_lang va_arg (*text->args_ptr, enum languages) | |
2464 | #define next_int va_arg (*text->args_ptr, int) | |
2465 | ||
39ce81c9 ZW |
2466 | if (precision != 0 || wide) |
2467 | return false; | |
2468 | ||
2469 | if (text->locus == NULL) | |
2470 | set_locus = false; | |
a1066c99 | 2471 | |
39ce81c9 | 2472 | switch (*spec) |
22a4158c | 2473 | { |
749ced52 | 2474 | case 'A': result = args_to_string (next_tree, verbose); break; |
0cbd7506 | 2475 | case 'C': result = code_to_string (next_tcode); break; |
dd90d2b2 RH |
2476 | case 'D': |
2477 | { | |
2478 | tree temp = next_tree; | |
2479 | if (DECL_P (temp) | |
2480 | && DECL_DEBUG_EXPR_IS_FROM (temp) && DECL_DEBUG_EXPR (temp)) | |
2481 | { | |
2482 | temp = DECL_DEBUG_EXPR (temp); | |
2483 | if (!DECL_P (temp)) | |
2484 | { | |
2485 | result = expr_to_string (temp); | |
2486 | break; | |
2487 | } | |
2488 | } | |
2489 | result = decl_to_string (temp, verbose); | |
2490 | } | |
2491 | break; | |
0cbd7506 | 2492 | case 'E': result = expr_to_string (next_tree); break; |
749ced52 | 2493 | case 'F': result = fndecl_to_string (next_tree, verbose); break; |
0cbd7506 MS |
2494 | case 'L': result = language_to_string (next_lang); break; |
2495 | case 'O': result = op_to_string (next_tcode); break; | |
2496 | case 'P': result = parm_to_string (next_int); break; | |
2497 | case 'Q': result = assop_to_string (next_tcode); break; | |
749ced52 ZW |
2498 | case 'T': result = type_to_string (next_tree, verbose); break; |
2499 | case 'V': result = cv_to_string (next_tree, verbose); break; | |
c8094d83 | 2500 | |
22a4158c | 2501 | default: |
47b69537 | 2502 | return false; |
a1066c99 | 2503 | } |
bb20cc46 | 2504 | |
e1a4dd13 | 2505 | pp_base_string (pp, result); |
39ce81c9 ZW |
2506 | if (set_locus && t != NULL) |
2507 | *text->locus = location_of (t); | |
47b69537 | 2508 | return true; |
749ced52 ZW |
2509 | #undef next_tree |
2510 | #undef next_tcode | |
2511 | #undef next_lang | |
2512 | #undef next_int | |
a1066c99 | 2513 | } |
178b58b5 JM |
2514 | \f |
2515 | /* Callback from cpp_error for PFILE to print diagnostics arising from | |
2516 | interpreting strings. The diagnostic is of type LEVEL; MSG is the | |
2517 | translated message and AP the arguments. */ | |
2518 | ||
2519 | void | |
2520 | cp_cpp_error (cpp_reader *pfile ATTRIBUTE_UNUSED, int level, | |
a63607ed | 2521 | const char *msg, va_list *ap) |
178b58b5 JM |
2522 | { |
2523 | diagnostic_info diagnostic; | |
2524 | diagnostic_t dlevel; | |
2525 | switch (level) | |
2526 | { | |
2527 | case CPP_DL_WARNING: | |
2528 | case CPP_DL_WARNING_SYSHDR: | |
2529 | dlevel = DK_WARNING; | |
2530 | break; | |
2531 | case CPP_DL_PEDWARN: | |
2532 | dlevel = pedantic_error_kind (); | |
2533 | break; | |
2534 | case CPP_DL_ERROR: | |
2535 | dlevel = DK_ERROR; | |
2536 | break; | |
2537 | case CPP_DL_ICE: | |
2538 | dlevel = DK_ICE; | |
2539 | break; | |
2540 | default: | |
2541 | gcc_unreachable (); | |
2542 | } | |
a63607ed | 2543 | diagnostic_set_info_translated (&diagnostic, msg, ap, |
178b58b5 JM |
2544 | input_location, dlevel); |
2545 | report_diagnostic (&diagnostic); | |
2546 | } | |
5d80a306 DG |
2547 | |
2548 | /* Warn about the use of variadic templates when appropriate. */ | |
2549 | void | |
2550 | maybe_warn_variadic_templates (void) | |
2551 | { | |
c1ae8be5 | 2552 | if ((cxx_dialect == cxx98) && !in_system_header) |
a57a55de | 2553 | /* We really want to suppress this warning in system headers, |
5d80a306 DG |
2554 | because libstdc++ uses variadic templates even when we aren't |
2555 | in C++0x mode. */ | |
2556 | pedwarn ("ISO C++ does not include variadic templates"); | |
2557 | } |