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1 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
3 PR c++/71465
4 Revert:
5 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
7 PR c++/70202
8 * parser.c (cp_parser_class_head): When xref_basetypes fails and
9 emits an error do not zero the type.
11 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
13 * decl.c (maybe_deduce_size_from_array_init): Use
14 DECL_SOURCE_LOCATION in error_at.
15 (layout_var_decl): Likewise.
16 (check_array_initializer): Likewise.
17 (check_initializer): Likewise.
18 (duplicate_decls, check_elaborated_type_specifier): Tidy.
20 2016-06-08 Martin Sebor <msebor@redhat.com>
21 Jakub Jelinek <jakub@redhat.com>
23 PR c++/70507
24 PR c/68120
25 * constexpr.c: Include gimple-fold.h.
26 (cxx_eval_internal_function): New function.
27 (cxx_eval_call_expression): Call it.
28 (potential_constant_expression_1): Handle integer arithmetic
29 overflow built-ins.
30 * tree.c (builtin_valid_in_constant_expr_p): Handle
31 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
33 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
35 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
36 return value of tsubst_aggr_type for error_mark_node.
38 2016-06-08 Jakub Jelinek <jakub@redhat.com>
40 PR c++/71442
41 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
43 2016-06-06 Jakub Jelinek <jakub@redhat.com>
44 Patrick Palka <ppalka@gcc.gnu.org>
46 PR c++/70847
47 PR c++/71330
48 PR c++/71393
49 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
50 right after cp_fold call if cp_fold has returned the same stmt
51 already in some earlier cp_fold_r call.
52 (cp_fold_function): Add pset automatic variable, pass its address
53 to cp_walk_tree.
55 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
57 PR c++/70202
58 * parser.c (cp_parser_class_head): When xref_basetypes fails and
59 emits an error do not zero the type.
61 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
63 PR c++/27100
64 * decl.c (duplicate_decls): Properly copy the
65 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
66 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
68 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
70 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
71 arguments as addressable when async clause exists.
73 2016-06-02 Jan Hubicka <jh@suse.cz>
75 * cp-gimplify.c (genericize_continue_stmt): Force addition of
76 predict stmt.
78 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
80 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
81 (start_enum): Likewise.
82 * parser.c (cp_parser_class_head): Likewise.
84 2016-06-02 Jakub Jelinek <jakub@redhat.com>
86 PR c++/71372
87 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
88 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
89 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
90 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
91 to the newly built tree.
93 2016-05-31 Jason Merrill <jason@redhat.com>
95 * pt.c (instantiate_decl): Avoid recalculation.
97 PR c++/60095
98 PR c++/69515
99 PR c++/69009
100 * pt.c (instantiate_template_1): Don't put the partial
101 specialization in DECL_TI_TEMPLATE.
102 (partial_specialization_p, impartial_args): Remove.
103 (regenerate_decl_from_template): Add args parm.
104 (instantiate_decl): Look up the partial specialization again.
106 PR c++/71227
107 * pt.c (check_explicit_specialization): Give better diagnostic about
108 specializing a hidden friend.
110 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
112 PR c++/71248
113 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
114 to obtain correct locations; avoid redundant diagnostics on
115 out-of-class definitions.
117 2016-05-30 Martin Sebor <msebor@redhat.com>
119 PR c++/71306
120 * init.c (warn_placement_new_too_small): Handle placement new arguments
121 that are elements of arrays more carefully. Remove a pointless loop.
123 2016-05-30 Jakub Jelinek <jakub@redhat.com>
125 PR c++/71349
126 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
127 when combined with target construct.
128 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
129 to cp_parser_omp_all_clauses.
131 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
133 PR c++/71238
134 * lex.c (unqualified_name_lookup_error): Take a location too.
135 (unqualified_fn_lookup_error): Take a cp_expr.
136 * cp-tree.h (unqualified_name_lookup_error,
137 unqualified_fn_lookup_error): Adjust declarations.
138 * semantics.c (perform_koenig_lookup): Adjust
139 unqualified_fn_lookup_error call, pass the location of
140 the identifier too as part of a cp_expr.
142 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
144 PR c++/71099
145 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
146 to improve the diagnostic about wrong uses of 'virtual'.
148 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
150 PR c++/71105
151 * lambda.c (maybe_add_lambda_conv_op): Early return also when
152 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
154 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
156 Revert:
157 PR c++/69855
158 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
159 decls into the global scope after stripping template bits
160 and setting DECL_ANTICIPATED.
162 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
164 PR c++/60385
165 * name-lookup.c (push_namespace): Return bool, false when pushdecl
166 fails.
167 * name-lookup.h (push_namespace): Adjust declaration.
168 * parser.c (cp_parser_namespace_definition): Check push_namespace
169 return value.
171 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
173 PR c++/69855
174 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
175 decls into the global scope after stripping template bits
176 and setting DECL_ANTICIPATED.
178 2016-05-26 Jakub Jelinek <jakub@redhat.com>
180 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
181 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
183 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
185 PR c++/70822
186 PR c++/70106
187 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
188 SCOPE_REFs too.
189 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
190 on the qualified_id then propagate it to the resulting
191 expression.
192 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
193 too.
194 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
195 its REF_PARENTHESIZED_P flag.
197 2016-05-25 Jason Merrill <jason@redhat.com>
199 PR c++/71173
200 PR c++/70522
201 * cp-tree.h (enum tag_types): Add scope_type.
202 * parser.c (cp_parser_class_name): Use scope_type.
203 (prefer_type_arg): Handle scope_type.
204 (cp_parser_lookup_name): Use prefer_type_arg.
205 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
206 int prefer_type, use lookup_flags.
207 * name-lookup.h: Adjust.
209 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
211 * parser.c (cp_parser_oacc_declare): Add support for
212 GOMP_MAP_FIRSTPRIVATE_POINTER.
213 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
214 argument with enum c_omp_region_type ort. Don't privatize OpenACC
215 non-static members.
216 (handle_omp_array_sections): Replace bool is_omp argument with enum
217 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
218 (finish_omp_clauses): Add specific errors and warning messages for
219 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
220 call to handle_omp_array_sections.
222 2016-05-24 Jason Merrill <jason@redhat.com>
224 PR c++/70584
225 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
226 returns a decl.
227 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
229 2016-05-24 Martin Sebor <msebor@redhat.com>
231 PR c++/71147
232 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
233 * pt.c (instantiate_class_template_1): Try to complete the element
234 type of a flexible array member.
235 (can_complete_type_without_circularity): Handle arrays of unknown bound.
236 * typeck.c (complete_type): Also complete the type of the elements of
237 arrays with an unspecified bound.
239 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
241 PR c++/69872
242 * typeck2.c (check_narrowing): Check pedwarn return value.
244 2016-05-24 Jakub Jelinek <jakub@redhat.com>
246 PR c++/71257
247 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
248 For OMP_CLAUSE_LINEAR_REF don't require type to be
249 integral or pointer.
251 2016-05-24 Richard Biener <rguenther@suse.de>
253 PR middle-end/70434
254 PR c/69504
255 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
256 * constexpr.c (cxx_eval_array_reference): Handle indexed
257 vectors.
258 * typeck.c (cp_build_array_ref): Adjust.
260 2016-05-23 Jason Merrill <jason@redhat.com>
262 PR c++/70344
263 * constexpr.c (cxx_eval_call_expression): Check for
264 fun == current_function_decl again.
266 PR c++/70584
267 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
268 maybe_undo_parenthesized_ref.
270 PR c++/70735
271 * pt.c (tsubst_copy): Just return a local variable from
272 non-template context. Don't call rest_of_decl_compilation for
273 duplicated static locals.
274 (tsubst_decl): Set DECL_CONTEXT of local static from another
275 function.
277 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
279 PR c++/70972
280 * method.c (forward_parm): Use cp_build_reference_type.
282 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
284 PR c++/69095
285 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
287 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
289 * pt.c (check_for_bare_parameter_packs): Improve error message
290 location for expressions.
292 2016-05-20 Nathan Sidwell <nathan@acm.org>
294 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
295 ... goto.
296 (cxx_eval_call_expression): Fix comment grammar.
298 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
300 PR c++/70572
301 * decl.c (cp_finish_decl): Check do_auto_deduction return value
302 and return immediately in case of erroneous code.
304 2016-05-19 Marek Polacek <polacek@redhat.com>
306 PR c++/71075
307 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
309 2016-05-19 Jason Merrill <jason@redhat.com>
311 PR c++/10200
312 * pt.c (fn_type_unification): Add outer template args if needed.
313 (type_unification_real): Handle getting full args.
315 2016-05-19 David Malcolm <dmalcolm@redhat.com>
317 PR c++/71184
318 * parser.c (cp_parser_operator): For array new/delete, check that
319 cp_parser_require returned a non-NULL token before dereferencing
320 it.
322 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
324 * decl.c (finish_enum_value_list): Use the specified mode.
326 2016-05-18 Jason Merrill <jason@redhat.com>
328 * pt.c (value_dependent_expression_p): Tweak new cases to better
329 match the wording in the standard.
331 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
333 PR c++/69793
334 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
335 when the previous cp_lexer_peek_token returns CPP_EOF.
337 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
339 PR c++/70466
340 * call.c (convert_like_real): Check that we are actually converting
341 from an init list.
343 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
345 * decl.c (grokdeclarator): Remove errmsg and use of
346 targetm.invalid_return_type.
347 (grokparms): Remove errmsg and use of
348 targetm.invalid_parameter_type.
350 2016-05-13 Jason Merrill <jason@redhat.com>
352 PR c++/10200
353 PR c++/69753
354 * pt.c (tsubst_decl): Use uses_template_parms.
355 (instantiate_template_1): Handle non-dependent calls in templates.
356 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
357 (type_dependent_expression_p): Only consider innermost template args.
358 (dependent_template_arg_p): Check enclosing class of a template here.
359 (dependent_template_p): Not here.
360 (type_dependent_object_expression_p): New.
361 * typeck.c (finish_class_member_access_expr): Use it.
362 * parser.c (cp_parser_postfix_expression): Use it.
363 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
364 to detect the current instantiation.
365 (cp_parser_lookup_name): Really implement DR 141.
366 * search.c (lookup_field_r): Prefer a dependent using-declaration.
367 (any_dependent_bases_p): Split out from...
368 * name-lookup.c (do_class_using_decl): ...here.
369 * call.c (build_new_method_call_1): Use it.
370 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
371 * tree.c (non_static_member_function_p): Remove.
372 * typeck2.c (build_x_arrow): Use dependent_scope_p.
374 * parser.c (cp_parser_postfix_dot_deref_expression): Use
375 complete_type_or_else for unknown_type_node, too.
377 2016-05-12 Marek Polacek <polacek@redhat.com>
379 PR c/70756
380 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
381 * cp-tree.h (cp_build_modify_expr): Update declaration.
382 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
383 overloads.
384 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
385 cp_build_modify_expr.
386 * decl2.c (set_guard): Likewise.
387 (handle_tls_init): Likewise.
388 * init.c (perform_member_init): Likewise.
389 (expand_virtual_init): Likewise.
390 (build_new_1): Likewise.
391 (build_vec_delete_1): Likewise.
392 (get_temp_regvar): Likewise.
393 (build_vec_init): Likewise.
394 * method.c (do_build_copy_assign): Likewise.
395 (assignable_expr): Likewise.
396 * semantics.c (finish_omp_for): Likewise.
397 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
398 cp_pointer_int_sum.
399 (cp_pointer_int_sum): Add location parameter. Pass it down to
400 pointer_int_sum.
401 (pointer_diff): Add location parameter. Use it.
402 (build_modify_expr): Pass location down to cp_build_modify_expr.
403 (cp_build_modify_expr): Add location parameter. Use it.
404 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
405 * typeck2.c (cxx_incomplete_type_diagnostic,
406 cxx_incomplete_type_error): Add location parameter.
408 2016-05-11 Marek Polacek <polacek@redhat.com>
410 PR c++/71024
411 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
413 2016-05-05 Jakub Jelinek <jakub@redhat.com>
415 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
416 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
418 2016-05-04 Marek Polacek <polacek@redhat.com>
420 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
421 with OPT_Wdangling_else.
423 2016-05-03 Martin Sebor <msebor@redhat.com>
425 PR c++/66561
426 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
427 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
429 2016-05-03 Marek Polacek <polacek@redhat.com>
431 PR c/70859
432 * call.c (build_cxx_call): Pass location and vNULL down to
433 check_builtin_function_arguments.
435 2016-05-03 Richard Biener <rguenther@suse.de>
437 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
438 the checksum from the previous stage.
440 2016-05-02 David Malcolm <dmalcolm@redhat.com>
442 PR c++/62314
443 * typeck.c (finish_class_member_access_expr): When
444 giving a hint about a possibly-misspelled member name,
445 add a fix-it replacement hint.
447 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
449 * cp-tree.h (finish_omp_clauses): Update prototype.
450 * parser.c (cp_parser_oacc_all_clauses): Update call to
451 finish_omp_clauses.
452 (cp_parser_omp_all_clauses): Likewise.
453 (cp_parser_omp_for_loop): Likewise.
454 (cp_omp_split_clauses): Likewise.
455 (cp_parser_oacc_cache): Likewise.
456 (cp_parser_oacc_loop): Likewise.
457 (cp_parser_omp_declare_target):
458 (cp_parser_cilk_simd_all_clauses): Likewise.
459 (cp_parser_cilk_for): Likewise.
460 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
461 arguments with enum c_omp_region_type ort.
462 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
463 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
464 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
465 (tsubst_expr): Update calls to tsubst_omp_clauses.
466 * semantics.c (finish_omp_clauses): Replace bool arguments
467 allow_fields, declare_simd, and is_cilk with bitmask ort.
468 (finish_omp_for): Update call to finish_omp_clauses.
470 2016-05-02 David Malcolm <dmalcolm@redhat.com>
472 PR c++/62314
473 * parser.c (cp_parser_class_head): Capture the start location;
474 use it to emit a fix-it insertion hint when complaining
475 about missing "template <> " in explicit specializations.
477 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
479 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
481 2016-05-02 Richard Biener <rguenther@suse.de>
483 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
484 anonymous VLAs.
486 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
488 PR c++/66644
489 * class.c (check_field_decl): Remove final int* parameter, change
490 the return type to bool; fix logic in order not to reject multiple
491 initialized fields in anonymous struct.
492 (check_field_decls): Adjust call.
494 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
496 PR middle-end/70626
497 * parser.c (cp_parser_oacc_loop): Don't augment mask with
498 OACC_LOOP_CLAUSE_MASK.
499 (cp_parser_oacc_kernels_parallel): Update call to
500 c_oacc_split_loop_clauses.
502 2016-04-28 Jason Merrill <jason@redhat.com>
504 Implement C++17 [[nodiscard]] attribute.
505 PR c++/38172
506 PR c++/54379
507 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
508 * tree.c (handle_nodiscard_attribute): New.
509 (cxx_attribute_table): Add [[nodiscard]].
510 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
511 (maybe_warn_nodiscard): New.
512 (convert_to_void): Call it.
514 * cvt.c (cp_get_callee): New.
515 * constexpr.c (get_function_named_in_call): Use it.
516 * cxx-pretty-print.c (postfix_expression): Use it.
517 * except.c (check_noexcept_r): Use it.
518 * method.c (check_nontriv): Use it.
519 * tree.c (build_aggr_init_expr): Use it.
520 * cp-tree.h: Declare it.
522 2015-04-27 Ryan Burn <contact@rnburn.com>
523 Jeff Law <law@redhat.com>
525 PR c++/69024
526 PR c++/68997
527 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
528 instead of cilk_detect_spawn_and_unwrap.
529 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
530 (find_spawn): New.
531 (cilk_cp_detect_spawn_and_unwrap): New.
532 * lambda.c: Include cp-cilkplus.h.
533 * parser.c: Include cp-cilkplus.h.
534 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
535 * cp-cilkpus.h: New file.
537 2016-04-27 Nathan Sidwell <nathan@acm.org>
539 * constexpr.c (get_fundef_copy): Use the original function for
540 non-recursive evaluations.
541 (save_fundef_copy): Always expect a slot to be available.
543 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
545 * parser.c (cp_parser_postfix_expression): Call
546 warn_for_memset instead of warning directly here.
548 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
550 PR c++/70241
551 * decl.c (build_enumerator): Set current_access_specifier when
552 declaring an enumerator belonging to an in-class enumeration.
553 * parser.c (cp_parser_check_access_in_redecleration): Also
554 consider in-class enumerations.
556 2016-04-26 Marek Polacek <polacek@redhat.com>
558 PR c++/70744
559 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
560 instead of stabilize_reference.
561 (build_over_call): Likewise.
562 * cp-tree.h (cp_stabilize_reference): Declare.
563 * tree.c (cp_stabilize_reference): New function.
564 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
565 stabilize_reference.
566 (unary_complex_lvalue): Likewise.
567 (cp_build_modify_expr): Likewise.
569 2016-04-26 Jakub Jelinek <jakub@redhat.com>
571 PR bootstrap/70704
572 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
573 just flag_checking.
575 2016-04-25 Jason Merrill <jason@redhat.com>
577 * tree.c (std_attribute_table): New.
578 (init_tree): Register it.
580 2016-04-22 Jason Merrill <jason@redhat.com>
582 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
584 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
586 * name-lookup.c (free_saved_scope): New free list of saved_scope
587 structures.
588 (push_to_top_level): Attempt to reuse a saved_scope struct
589 from free_saved_scope instead of allocating a new one each time.
590 (pop_from_top_level_1): Chain the now-unused saved_scope structure
591 onto free_saved_scope.
593 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
595 PR c++/70540
596 * semantics.c (process_outer_var_ref): Unconditionally return
597 error_mark_node when mark_used returns false.
599 2016-04-21 Marek Polacek <polacek@redhat.com>
601 PR c++/70513
602 * parser.c (cp_parser_enum_specifier): Check and possibly error for
603 extra qualification.
605 2016-04-20 Nathan Sidwell <nathan@acm.org>
607 PR c++/55635
608 * init.c (build_vec_delete_1): Protect operator delete call in try
609 finally.
610 (build_delete): Likewise.
611 * optimize.c (build_delete_destructor_body): Likewise.
613 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
615 PR c++/69363
616 * cp-tree.h (finish_omp_clauses): Add new default argument.
617 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
618 instead of c_finish_cilk_clauses.
619 * semantics.c (finish_omp_clauses): Add new argument. Allow
620 floating-point variables in the linear clause for Cilk Plus.
622 2016-04-20 Nathan Sidwell <nathan@acm.org>
624 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
625 TARGET_EXPR.
627 2016-04-19 Jason Merrill <jason@redhat.com>
629 PR c++/66543
630 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
631 * pt.c (make_pack_expansion): Call mark_exp_read.
632 * semantics.c (finish_id_expression): Call mark_type_use in
633 unevaluated context.
635 DR 2137
636 * call.c (implicit_conversion): If we choose a copy constructor
637 for list-initialization from the same type, the conversion is an
638 exact match.
640 * constexpr.c (breaks): Handle EXIT_EXPR.
641 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
642 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
643 of COMPOUND_EXPR.
645 PR c++/68206
646 PR c++/68530
647 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
648 and GOTO_EXPR.
650 * pt.c (tsubst_expr): Remove shadowing declaration.
651 (tsubst_pack_expansion): Add assert.
653 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
655 PR c++/70522
656 * name-lookup.c (qualified_lookup_using_namespace): Look through
657 hidden names.
659 2016-04-18 Michael Matz <matz@suse.de>
661 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
662 (layout_class_type): Ditto.
663 (build_base_field): Use SET_DECL_ALIGN.
664 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
665 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
666 (record_unknown_type): Use SET_TYPE_ALIGN.
667 (cxx_init_decl_processing): Ditto.
668 (copy_type_enum): Ditto.
669 (grokfndecl): Use SET_DECL_ALIGN.
670 (copy_type_enum): Use SET_TYPE_ALIGN.
671 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
672 (tsubst): Ditto.
673 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
674 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
675 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
676 * rtti.c (emit_tinfo_decl): Ditto.
678 2016-04-18 Jason Merrill <jason@redhat.com>
680 PR c++/70690
681 PR c++/70528
682 * class.c (type_maybe_constexpr_default_constructor): New.
683 (type_has_constexpr_default_constructor): Revert.
685 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
687 PR target/1078
689 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
690 (handle_com_interface_attribute): Delete.
692 2016-04-15 Jason Merrill <jason@redhat.com>
694 PR c++/70685
695 * constexpr.c (get_fundef_copy): Handle null *slot.
697 PR c++/70505
698 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
699 unknown_type_node, too.
701 2016-04-15 Jason Merrill <jason@redhat.com>
702 Nathan Sidwell <nathan@acm.org>
704 PR c++/70594
705 * constexpr.c (constexpr_call_table): Preserve in GC.
706 (struct fundef_copy, struct fundef_copies_table_t): Delete.
707 (fundef_copies_table): Preserve in GC. Change to pointer to
708 tree->tree hash.
709 (maybe_initialize_fundef_copies_table): Adjust.
710 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
711 (save_fundef_copy): Adjust for a TREE_LIST.
712 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
713 (fini_constexpr): New.
714 * cp-tree.h (fini_constexpr): Declare.
715 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
717 2016-04-15 Jakub Jelinek <jakub@redhat.com>
719 PR c/70436
720 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
721 where needed.
722 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
723 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
724 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
725 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
726 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
727 cp_parser_statement.
728 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
729 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
730 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
731 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
732 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
733 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
734 cp_parser_omp_taskloop, cp_parser_omp_construct,
735 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
736 Add IF_P argument, pass it down where needed.
737 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
738 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
739 calls.
741 2016-04-14 Jason Merrill <jason@redhat.com>
743 PR c++/70494
744 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
745 * typeck2.c (split_nonconstant_init_1): Use it.
747 PR c++/70528
748 * class.c (type_has_constexpr_default_constructor): Return true
749 for an implicitly declared constructor.
751 PR c++/70622
752 * parser.c (cp_parser_init_declarator): Add auto_result parm.
753 (cp_parser_simple_declaration): Pass it.
754 (strip_declarator_types): New.
756 PR c++/70543
757 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
758 initializer also makes the variable value-dependent.
760 PR c++/70648
761 * constexpr.c (cxx_eval_store_expression): Also copy
762 CONSTRUCTOR_NO_IMPLICIT_ZERO.
764 2016-04-14 Martin Sebor <msebor@redhat.com>
766 PR c++/69517
767 PR c++/70019
768 PR c++/70588
769 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
771 2016-04-14 Jason Merrill <jason@redhat.com>
773 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
774 parameter ABI change.
776 2016-04-13 Martin Sebor <msebor@redhat.com>
778 PR c++/69517
779 PR c++/70019
780 PR c++/70588
781 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
782 functions.
783 * decl.c (check_initializer, cp_finish_decl): Call them.
784 (reshape_init_r): Reject incompletely braced intializer-lists
785 for VLAs.
786 * init.c (throw_bad_array_length, build_vla_check)
787 (build_vla_size_check, build_vla_init_check): Define new functions.
788 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
789 to detect a VLA.
790 (store_init_value): Same.
792 2016-04-13 Jason Merrill <jason@redhat.com>
794 Warn about empty parameter ABI with -Wabi=9.
795 * call.c (empty_class_msg, mark_for_abi_warning)
796 (warn_empty_class_abi): New.
797 (build_call_a): Use them.
798 * decl.c (store_parm_decls): Use mark_for_abi_warning.
799 * error.c (pp_format_to_string): New.
801 Pass empty class parameters like C.
802 * call.c (pass_as_empty_struct, empty_class_arg): New.
803 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
804 (build_call_a): Use empty_class_arg.
805 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
806 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
808 2016-04-13 Jason Merrill <jason@redhat.com>
810 PR c++/70627
811 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
813 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
815 PR c++/70635
816 * pt.c (resolve_typename_type): Fix typos in infinite recursion
817 avoidance mechanism.
819 2016-04-13 Jason Merrill <jason@redhat.com>
821 PR c++/70634
822 * pt.c (instantiation_dependent_uneval_expression_p): Split out
823 from instantiation_dependent_expression_p.
824 (value_dependent_expression_p): Use it for unevaluated operands.
825 (instantiation_dependent_r): Don't check value-dependence.
826 (instantiation_dependent_expression_p): Check
827 value-dependence of the expression as a whole.
828 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
829 * semantics.c (finish_decltype_type): Use it.
831 * constexpr.c (potential_nondependent_constant_expression): New.
832 (potential_nondependent_static_init_expression): New.
833 (maybe_constant_value_1, fold_non_dependent_expr)
834 (maybe_constant_init): Use them.
835 * pt.c (instantiate_non_dependent_expr_sfinae)
836 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
837 them.
838 * cp-tree.h: Declare them.
840 2016-04-13 Jakub Jelinek <jakub@redhat.com>
842 PR c++/70594
843 * decl.c (pop_labels_1): Removed.
844 (note_label, sort_labels): New functions.
845 (pop_labels): During named_labels traversal, just push the slot
846 pointers into a vector, then qsort it by DECL_UID and only then
847 call pop_label and chain it into BLOCK_VARS.
849 2016-04-13 Jason Merrill <jason@redhat.com>
851 PR c++/70615
852 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
853 (cp_gimplify_expr): Not here.
855 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
857 PR c++/70610
858 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
859 recurse into it.
860 * typeck.c (build_x_conditional_expr): Unconditionally remember
861 that the result is an lvalue or xvalue.
863 2016-04-12 Jason Merrill <jason@redhat.com>
865 * class.c (is_really_empty_class): A zero-length array is empty.
866 An unnamed bit-field doesn't make a class non-empty.
868 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
870 PR c++/68722
871 * parser.c (cp_parser_cache_defarg): When file ends in default
872 argument simply return error_mark_node.
874 2016-04-12 Nathan Sidwell <nathan@acm.org>
876 PR c++/70501
877 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
878 similarly to PMF.
880 2016-04-11 Jason Merrill <jason@redhat.com>
882 * mangle.c (decl_is_template_id): The template itself counts as a
883 template-id.
885 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
887 PR c++/70590
888 PR c++/70452
889 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
890 on the result if it's not a CONSTRUCTOR.
892 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
894 PR c++/70452
895 * constexpr.c (find_constructor): New function.
896 (unshare_constructor): New function.
897 (cxx_eval_call_expression): Use unshare_constructor instead of
898 unshare_expr.
899 (find_array_ctor_elt): Likewise.
900 (cxx_eval_vec_init_1): Likewise.
901 (cxx_eval_store_expression): Likewise.
902 (cxx_eval_constant_expression): Likewise.
904 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
906 PR c/70436
907 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
908 potentially generating a future -Wparentheses warning in its
909 callers.
911 2016-04-06 Jason Merrill <jason@redhat.com>
913 * class.c (check_abi_tags): Fix function template handling.
915 2016-04-05 Nathan Sidwell <nathan@acm.org>
917 PR c++/70512
918 * class.c (fixup_may_alias): New.
919 (fixup_attribute_variants): Call it.
921 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
923 PR c++/70452
924 * constexpr.c (struct fundef_copy): New struct.
925 (struct fundef_copies_table_t): New struct.
926 (fundef_copies_table): New static variable.
927 (maybe_initialize_fundef_copies_table): New static function.
928 (get_fundef_copy): New static function.
929 (save_fundef_copy): New static function.
930 (cxx_eval_call_expression): Use get_fundef_copy, and
931 save_fundef_copy.
932 (constexpr_call_table): Add "deletable" GTY marker.
934 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
936 PR c++/70452
937 * cp-tree.h (class cache_map): Remove.
938 * constexpr.c (cv_cache): Change type to
939 GTY((deletable)) hash_map<tree, tree> *.
940 (maybe_constant_value): Adjust following the change to cv_cache.
941 (clear_cv_cache): New static function.
942 (clear_cv_and_fold_caches): Use it.
943 * cp-gimplify.c (fold_cache): Change type to
944 GTY((deletable)) hash_map<tree, tree> *.
945 (clear_fold_cache): Adjust following the change to fold_cache.
946 (cp_fold): Likewise.
948 2016-04-02 Martin Sebor <msebor@redhat.com>
950 PR c++/67376
951 PR c++/70170
952 PR c++/70172
953 PR c++/70228
954 * constexpr.c (diag_array_subscript): New function.
955 (cxx_eval_array_reference): Detect out of bounds array indices.
957 2016-04-01 Jason Merrill <jason@redhat.com>
959 PR c++/70449
960 PR c++/70344
961 * pt.c (instantiate_decl): A function isn't fully defined if
962 DECL_INITIAL is error_mark_node.
963 * constexpr.c (cxx_eval_call_expression): Likewise.
965 2016-04-01 Jakub Jelinek <jakub@redhat.com>
966 Marek Polacek <polacek@redhat.com>
968 PR c++/70488
969 * init.c (warn_placement_new_too_small): Test whether
970 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
972 2016-04-01 Nathan Sidwell <nathan@acm.org>
974 PR c++/68475
975 * decl.c (check_redeclaration_exception_specification): Check
976 regardless of -fno-exceptions.
977 * typeck2.c (merge_exception_specifiers): Relax assert by checking
978 flag_exceptions too.
980 2016-03-31 Nathan Sidwell <nathan@acm.org>
982 * decl.c (start_preparsed_function): Remove unnecessary bracing.
983 (finish_destructor_body): Don't emit operator delete here.
985 2016-03-31 Nathan Sidwell <nathan@acm.org>
987 PR c++/70393
988 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
989 elements in field order.
991 2016-03-31 Marek Polacek <polacek@redhat.com>
993 PR c/70297
994 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
996 2016-03-31 Richard Biener <rguenther@suse.de>
998 PR c++/70430
999 * typeck.c (cp_build_binary_op): Fix operand order of vector
1000 conditional in truth op handling.
1002 2016-03-29 Jason Merrill <jason@redhat.com>
1004 PR c++/70353
1005 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
1006 in constexpr functions.
1008 2016-03-28 Jason Merrill <jason@redhat.com>
1010 PR c++/70422
1011 PR c++/64266
1012 PR c++/70353
1013 * decl.c, pt.c, constexpr.c: Revert last patch.
1015 2016-03-25 Jason Merrill <jason@redhat.com>
1016 Martin Liška <mliska@suse.cz>
1018 PR c++/64266
1019 PR c++/70353
1020 Core issue 1962
1021 * decl.c (cp_fname_init): Decay the initializer to pointer.
1022 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
1023 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1024 Don't call cp_finish_decl.
1025 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
1026 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
1027 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
1028 Handle DECL_VALUE_EXPR.
1030 2016-03-24 Jason Merrill <jason@redhat.com>
1032 PR c++/70386
1033 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
1035 PR c++/70323
1036 * constexpr.c (cxx_eval_call_expression): Don't cache result if
1037 *overflow_p.
1039 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
1041 PR c++/62212
1042 * tree.c (build_cplus_array_type): Determine type-dependentess
1043 with uses_template_parms instead of with dependent_type_p.
1045 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1047 PR c++/70347
1048 * typeck.c (process_init_constructor_union): If the initializer
1049 is empty, use the union's NSDMI if it has one.
1051 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1053 PR c++/70332
1054 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
1055 NSDMI that's part of an aggregrate initialization.
1057 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1059 PR c++/70001
1060 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
1061 for 1..max even for multi-dimensional arrays. Call unshare_expr
1062 on it.
1064 PR c++/70323
1065 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
1066 on TREE_OVERFLOW constants.
1068 PR c++/70376
1069 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
1070 for OMP_TASKLOOP here.
1071 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
1072 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
1074 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
1075 Jason Merrill <jason@redhat.com>
1076 Jakub Jelinek <jakub@redhat.com>
1078 PR c++/69315
1079 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1080 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1081 (finish_function): Don't set or test them.
1082 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
1084 2016-03-23 Jason Merrill <jason@redhat.com>
1086 PR c++/70344
1087 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
1089 2016-03-23 Marek Polacek <polacek@redhat.com>
1091 PR c++/69884
1092 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
1094 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1096 * call.c (build_conditional_expr_1): Always use original
1097 condition type for vector type checks and build.
1099 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1101 PR c++/70096
1102 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
1104 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1106 PR c++/70204
1107 * constexpr.c (non_const_var_error): Check
1108 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1110 2016-03-21 Richard Henderson <rth@redhat.com>
1112 PR c++/70273
1113 * decl.c (notice_forced_label_r): New.
1114 (cp_finish_decl): Use it.
1116 2016-03-21 Jason Merrill <jason@redhat.com>
1118 PR c++/70285
1119 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
1121 2016-03-18 Jason Merrill <jason@redhat.com>
1123 PR c++/70139
1124 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
1126 PR c++/70147
1127 * class.c (vptr_via_virtual_p): New.
1128 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
1129 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
1130 a vptr from any virtual base in a not-in-charge 'structor.
1132 * decl.c (build_clobber_this): Factor out of
1133 start_preparsed_function and begin_destructor_body. Handle
1134 virtual bases better.
1136 * class.c (build_if_in_charge): Split out from build_base_path.
1137 * init.c (expand_virtual_init, expand_default_init): Use it.
1138 * call.c (build_special_member_call): Use it.
1140 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1142 PR c++/70267
1143 * init.c (build_new_1): Complain and return error_mark_node
1144 if alloc_fn is not _Jv_AllocObject function returning pointer.
1146 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1148 PR c++/70205
1149 * search.c (adjust_result_of_qualified_name_lookup): Don't
1150 update the BASELINK_BINFO of DECL if the second call
1151 to lookup_base fails.
1153 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1155 PR c++/70218
1156 * parser.c (cp_parser_lambda_expression): Move call to
1157 pop_deferring_access_checks ahead of the call to
1158 cp_parser_end_tentative_firewall.
1160 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1162 PR c++/70144
1163 * cp-tree.h (magic_varargs_p): Return int instead of bool.
1164 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
1165 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
1166 varargs.
1167 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
1168 if magic_varargs_p == 1, call decay_conversion
1169 instead of mark_type_use. Don't store error_mark_node arguments to
1170 argarray, instead return error_mark_node.
1172 PR c++/70272
1173 * decl.c (begin_destructor_body): Don't insert clobber if
1174 is_empty_class (current_class_type).
1176 2016-03-17 Marek Polacek <polacek@redhat.com>
1178 PR c++/70194
1179 * typeck.c (warn_for_null_address): New function.
1180 (cp_build_binary_op): Call it.
1182 2016-03-16 Jason Merrill <jason@redhat.com>
1184 PR c++/70259
1185 * decl.c (start_preparsed_function): Don't clobber an empty base.
1187 2016-03-16 Jakub Jelinek <jakub@redhat.com>
1189 PR c++/70147
1190 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
1191 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
1193 PR c++/70147
1194 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
1195 set in_base_initializer.
1197 2016-03-15 Marek Polacek <polacek@redhat.com>
1199 PR c++/70209
1200 * tree.c (strip_typedefs): Call strip_typedefs again on the
1201 DECL_ORIGINAL_TYPE result.
1203 2016-03-15 Jason Merrill <jason@redhat.com>
1205 PR c++/70095
1206 * pt.c (instantiate_decl): Fix call to variable_template_p.
1208 PR c++/70141
1209 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
1211 2016-03-14 Casey Carter <casey@carter.net>
1212 Jason Merrill <jason@redhat.com>
1214 P0184R0: Generalizing the Range-Based For Loop
1215 * parser.c (cp_convert_range_for): Set the type of __end separately.
1216 (cp_parser_perform_range_for_lookup): Allow different begin/end
1217 types if they are comparable.
1219 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
1221 PR c++/70106
1222 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
1223 processing_template_decl and EXPR is a SCOPE_REF.
1225 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
1226 Jakub Jelinek <jakub@redhat.com>
1228 PR c++/70001
1229 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
1230 return value from cxx_eval_constant_expression from earlier
1231 elements if it is valid constant initializer requiring no
1232 relocations.
1234 2016-03-10 Marek Polacek <polacek@redhat.com>
1236 PR c++/70153
1237 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
1239 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
1241 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
1242 when calling c_finish_omp_clauses.
1244 2016-03-08 Jason Merrill <jason@redhat.com>
1246 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
1247 diagnostic for use of "concept".
1248 (cp_parser_requires_clause_opt): And "requires".
1249 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
1250 (cp_parser_explicit_template_declaration): Adjust.
1251 * Make-lang.in (check-c++-all): Add "concepts" to std list.
1253 P0036R0: Unary Folds and Empty Parameter Packs
1254 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
1256 2016-03-08 Jakub Jelinek <jakub@redhat.com>
1258 PR c++/70135
1259 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
1260 even after the last iteration of the loop.
1262 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
1264 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
1266 PR c++/66786
1267 * pt.c (get_template_info): Handle PARM_DECL.
1268 (template_class_depth): Check DECL_P instead of
1269 VAR_OR_FUNCTION_DECL_P.
1271 2016-03-05 Jason Merrill <jason@redhat.com>
1273 PR c++/67364
1274 * constexpr.c (cxx_eval_store_expression): Replace
1275 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
1277 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
1279 PR c++/66786
1280 * pt.c (template_class_depth): Given a lambda type, iterate
1281 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
1282 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
1283 CP_DECL_CONTEXT.
1285 2016-03-04 Jason Merrill <jason@redhat.com>
1287 PR c++/69203
1288 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
1289 * init.c (build_vec_delete_1): Set it.
1290 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
1292 2016-03-04 Jakub Jelinek <jakub@redhat.com>
1294 * decl.c (start_preparsed_function): Don't emit start clobber at the
1295 start of constructor clones.
1297 PR c++/70035
1298 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
1299 * decl.c (start_preparsed_function): Call
1300 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
1301 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
1302 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
1304 2016-03-04 Jason Merrill <jason@redhat.com>
1306 PR c++/67364
1307 * constexpr.c (cxx_eval_component_reference): Further tweak.
1309 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
1310 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
1311 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
1312 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
1314 PR c++/70067
1315 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
1316 same type.
1318 2016-03-03 Jason Merrill <jason@redhat.com>
1320 * method.c (synthesized_method_walk): operator= can also be constexpr.
1322 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
1323 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
1325 PR c++/67164
1326 * pt.c (copy_template_args): New.
1327 (tsubst_pack_expansion): Use it.
1329 * call.c (build_aggr_conv): Use get_nsdmi.
1331 PR c++/51406
1332 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
1334 PR c++/67364
1335 * constexpr.c (cxx_eval_component_reference): Just return an empty
1336 CONSTRUCTOR for an empty class.
1338 2016-03-01 Jason Merrill <jason@redhat.com>
1340 PR c++/70036
1341 * parser.c (cp_parser_requires_clause): Call
1342 check_for_bare_parameter_packs.
1344 PR c++/51489
1345 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
1346 the operands.
1348 PR c++/69995
1349 * constexpr.c (cxx_eval_call_expression): Unshare arg.
1350 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
1351 [TARGET_EXPR]: Unshare init.
1353 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
1355 PR c++/68948
1356 PR c++/69961
1357 * pt.c (tsubst_baselink): Reinstate the check for an invalid
1358 constructor call.
1360 2016-02-28 Jason Merrill <jason@redhat.com>
1362 PR c++/69995
1363 * constexpr.c (cxx_eval_store_expression): Unshare init.
1365 2016-02-26 Jason Merrill <jason@redhat.com>
1367 PR c++/69958
1368 * pt.c (make_argument_pack): New.
1369 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
1370 (tsubst_copy_and_build): Likewise.
1372 2016-02-25 Jason Merrill <jason@redhat.com>
1374 PR c++/69889
1375 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
1376 * tree.c (build_aggr_init_expr): Set it.
1377 * semantics.c (simplify_aggr_init_expr): Check it.
1378 * cp-gimplify.c (cp_genericize_r): Don't walk into
1379 a call/aggr_init from a thunk.
1381 PR c++/69842
1382 * method.c (forward_parm): Handle parameter packs.
1383 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
1385 PR c++/67364
1386 * constexpr.c (cxx_eval_component_reference): Don't complain about
1387 unevaluated empty classes.
1389 PR c++/68049
1390 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
1392 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
1394 PR c++/69736
1395 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
1396 (maybe_undo_parenthesized_ref): Declare.
1397 * semantics.c (maybe_undo_parenthesized_ref): Split out from
1398 check_return_expr.
1399 (finish_call_expr): Use it.
1400 * typeck.c (check_return_expr): Use it.
1401 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
1402 REF_PARENTHESIZED_P flag.
1404 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1406 PR c++/69922
1407 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
1408 Avoid folding it.
1409 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
1410 tests.
1411 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
1412 unless they are folded into INTEGER_CST, error_mark_node or some
1413 comparison with NULL, avoid folding them and use either the original
1414 comparison or non-folded comparison of folded arguments.
1415 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
1416 comparison, don't fold the comparison right away.
1418 2016-02-24 Jason Merrill <jason@redhat.com>
1420 PR c++/69323
1421 * friend.c (make_friend_class): Likewise.
1422 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
1424 2016-02-24 Jason Merrill <jason@redhat.com>
1426 PR c++/69323
1427 * pt.c (instantiate_class_template_1): Set
1428 processing_template_decl before substituting friend_type.
1430 016-02-24 Martin Sebor <msebor@redhat.com>
1432 PR c++/69912
1433 * tree.c (build_ctor_subob_ref): Compare types' main variants
1434 instead of the types as they are.
1436 2016-02-24 Jason Merrill <jason@redhat.com>
1438 * decl.c (start_preparsed_function): Condition ctor clobber on
1439 flag_lifetime_dse > 1.
1441 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
1443 2016-02-19 Jason Merrill <jason@redhat.com>
1445 PR c++/69743
1446 * call.c (remaining_arguments): No longer static.
1447 * cp-tree.h: Declare it.
1448 * pt.c (more_specialized_fn): Use it.
1450 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1451 Bernd Edlinger <bernd.edlinger@hotmail.de>
1453 * Make-lang.in: Invoke gperf with -L C++.
1454 * cfns.gperf: Remove prototypes for hash and libc_name_p
1455 inlines.
1456 * cfns.h: Regenerated.
1457 * except.c (nothrow_libfn_p): Adjust.
1459 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1461 PR c++/69850
1462 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
1463 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
1465 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
1467 PR c++/68948
1468 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
1469 call here.
1470 * semantics.c (finish_call_expr): Don't assume a constructor
1471 call is dependent if only the "this" pointer is dependent. When
1472 building a constructor call, always use a dummy object.
1474 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1476 PR c++/69850
1477 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
1478 condition.
1479 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
1480 operators if folding preserved the binop, just with different
1481 arguments.
1483 PR c++/67767
1484 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
1485 attr_spec is always single element chain, chain all the attributes
1486 properly together in the right order.
1488 2016-02-18 Jason Merrill <jason@redhat.com>
1490 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
1491 mangle_decl.
1492 (mangle_decl): Call maybe_check_abi_tags for function scope.
1493 (mangle_guard_variable): Call maybe_check_abi_tags here.
1494 (write_guarded_var_name): Not here.
1496 2016-02-17 Jason Merrill <jason@redhat.com>
1498 PR c++/65985
1499 * constexpr.c (build_constexpr_constructor_member_initializers):
1500 Handle an additional STATEMENT_LIST.
1502 PR c++/68585
1503 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
1505 PR c++/68679
1506 * decl2.c (reset_type_linkage_2): Look through member templates.
1508 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1510 PR c++/69850
1511 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
1513 2016-02-17 Jason Merrill <jason@redhat.com>
1515 PR c++/69842
1516 * method.c (forward_parm): Split out from...
1517 (add_one_base_init): ...here.
1518 * lambda.c (maybe_add_lambda_conv_op): Use it.
1520 2016-02-16 Jason Merrill <jason@redhat.com>
1522 PR c++/10200
1523 PR c++/69753
1524 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
1525 tree.c, typeck2.c: Revert earlier changes.
1526 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
1527 non-type templates after -> or .
1529 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1531 PR c/69835
1532 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
1534 2016-02-16 Jason Merrill <jason@redhat.com>
1536 PR c++/69657
1537 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
1538 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
1539 * name-lookup.h: Adjust.
1541 2016-02-16 James Norris <jnorris@codesourcery.com>
1543 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
1544 * semantics.c (finish_omp_clauses): Add deviceptr checking.
1546 2016-02-15 Jakub Jelinek <jakub@redhat.com>
1548 PR c++/69658
1549 * init.c (expand_default_init): Only call reshape_init
1550 in the direct-initialization from an initializer list case.
1552 2016-02-15 Jason Merrill <jason@redhat.com>
1554 PR c++/69753
1555 * semantics.c (finish_call_expr): Implicit 'this' does not make
1556 the call dependent.
1557 * search.c (any_dependent_bases_p): Split out...
1558 * name-lookup.c (do_class_using_decl): ...from here.
1559 * call.c (build_new_method_call_1): Don't complain about missing object
1560 if there are dependent bases. Tweak error.
1561 * tree.c (non_static_member_function_p): Remove.
1562 * pt.c (type_dependent_expression_p): A member template of a
1563 dependent type is dependent.
1564 * cp-tree.h: Adjust.
1566 PR c++/68890
1567 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
1569 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
1571 PR c++/69098
1572 * pt.c (lookup_and_finish_template_variable): New function,
1573 extracted from ...
1574 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
1575 (tsubst_qualified_id): Consider that EXPR might be a variable
1576 template.
1577 * typeck.c (check_template_keyword): Don't emit an error
1578 if DECL is a variable template.
1580 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1582 * error.c: Spelling fixes - behaviour -> behavior and
1583 neighbour -> neighbor.
1584 * decl.c: Likewise.
1585 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
1586 diagnostics.
1587 * init.c (build_delete): Likewise.
1589 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1591 PR c/69768
1592 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
1593 arguments for -Waddress warning. Fix up formatting.
1595 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
1597 PR c++/68726
1598 * pt.c (lookup_template_class_1): Check tsubst return value for
1599 error_mark_node.
1601 2016-02-10 Jason Merrill <jason@redhat.com>
1603 PR c++/68926
1604 * pt.c (resolve_nondeduced_context): Add complain parm.
1605 (do_auto_deduction): Pass it.
1606 * cvt.c (convert_to_void): Likewise.
1607 * decl.c (cp_finish_decl): Likewise.
1608 * init.c (build_new): Likewise.
1609 * rtti.c (get_tinfo_decl_dynamic): Likewise.
1610 * semantics.c (finish_decltype_type): Likewise.
1611 * typeck.c (decay_conversion): Likewise.
1612 * cp-tree.h: Adjust declaration.
1613 * call.c (standard_conversion): Add complain parm, pass it along.
1614 (implicit_conversion): Pass it.
1616 PR c++/69657
1617 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
1618 (lookup_name_real_1): Likewise.
1619 (remove_hidden_names): Handle non-functions too.
1621 PR c++/10200
1622 * parser.c (cp_parser_lookup_name): When looking for a template
1623 after . or ->, only consider class templates.
1624 (cp_parser_postfix_dot_deref_expression): Handle the current
1625 instantiation. Remember a dependent object expression.
1626 * typeck2.c (build_x_arrow): Handle the current instantiation.
1628 * ptree.c (debug_tree): Implement for cp_expr.
1630 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
1632 PR c++/69139
1633 * parser.c (cp_parser_simple_type_specifier): Make the check
1634 for disambiguating between an 'auto' placeholder and an implicit
1635 template parameter more robust.
1637 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
1639 PR c++/69283
1640 PR c++/67835
1641 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
1642 setting its TREE_USED flag.
1644 2016-02-08 Jason Merrill <jason@redhat.com>
1646 PR c++/69657
1647 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
1648 built-ins alone.
1650 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1652 PR c++/59627
1653 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
1654 of the DECL_OMP_DECLARE_REDUCTION_P decls.
1656 2016-02-08 Marek Polacek <polacek@redhat.com>
1658 PR c++/69688
1659 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
1660 Call clear_fold_cache.
1661 * cp-tree.h: Adjust declaration.
1662 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
1663 rather than clear_cv_cache and clear_fold_cache.
1664 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
1666 2016-02-08 Jason Merrill <jason@redhat.com>
1668 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
1669 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
1670 (ocp_convert): Use *_maybe_fold.
1671 (cp_convert_to_pointer): Add dofold parameter.
1672 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
1674 2016-02-05 Martin Sebor <msebor@redhat.com>
1676 PR c++/69662
1677 * init.c (find_field_init): New function.
1678 (warn_placement_new_too_small): Call it. Handle one-element arrays
1679 at ends of structures special.
1681 2016-02-05 Jason Merrill <jason@redhat.com>
1683 PR c++/68948
1684 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
1685 make sure we've seen_error().
1687 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
1689 PR c++/68948
1690 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
1691 if lookup_fnfields returns NULL_TREE and the name being looked
1692 up has the form A::A.
1694 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
1696 * constexpr.c (cxx_eval_binary_expression): Fold equality
1697 comparisons involving PTRMEM_CSTs.
1699 2016-02-04 Jakub Jelinek <jakub@redhat.com>
1701 * class.c (find_flexarrays): Don't declare dom variable.
1702 (diagnose_flexarray): Likewise.
1704 2016-02-02 Martain Sebor <msebor@redhat.com>
1706 PR c++/69251
1707 PR c++/69253
1708 PR c++/69290
1709 PR c++/69277
1710 PR c++/69349
1711 * class.c (walk_subobject_offsets): Avoid testing the upper bound
1712 of a flexible array member for equality to null.
1713 (find_flexarrays): Remove spurious whitespace introduced in r231665.
1714 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
1715 (check_flexarrays): Same.
1716 * decl.c (compute_array_index_type): Avoid special case for flexible
1717 array members.
1718 (grokdeclarator): Avoid calling compute_array_index_type for flexible
1719 array members.
1720 * error.c (dump_type_suffix): Revert changes introduced in r231665
1721 and rendered unnecessary by the changes above.
1722 * pt.c (tsubst): Same.
1723 * tree.c (build_ctor_subob_ref): Handle flexible array members.
1724 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
1725 (process_init_constructor_array): Same.
1726 (process_init_constructor_record): Same.
1728 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
1730 PR c++/69056
1731 * pt.c (try_one_overload): Handle comparing argument packs so
1732 that there is no conflict if we deduced more arguments of an
1733 argument pack than were explicitly specified.
1735 2016-01-31 Jakub Jelinek <jakub@redhat.com>
1736 Jason Merrill <jason@redhat.com>
1738 PR c++/68763
1739 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
1740 function type if nothing is changing.
1742 2016-01-31 Jason Merrill <jason@redhat.com>
1744 PR c++/69009
1745 * pt.c (partial_specialization_p, impartial_args): New.
1746 (instantiate_decl): Call impartial_args.
1748 * mangle.c (maybe_check_abi_tags): New.
1749 (write_guarded_var_name): Call it.
1750 (mangle_ref_init_variable): Call check_abi_tags.
1752 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
1753 between template and instantiation.
1755 2016-01-29 Jakub Jelinek <jakub@redhat.com>
1757 PR debug/66869
1758 * decl.c (wrapup_globals_for_namespace): Warn about unused static
1759 function declarations.
1761 2016-01-29 Marek Polacek <polacek@redhat.com>
1763 PR c++/69509
1764 PR c++/69516
1765 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
1766 out of bound" error earlier.
1767 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
1768 commentary.
1770 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
1772 * name-lookup.c (begin_scope): After reusing a cp_binding_level
1773 structure, update free_binding_level before the structure's
1774 level_chain field gets cleared, not after.
1776 2016-01-28 Jason Merrill <jason@redhat.com>
1778 PR c++/67407
1779 * search.c (dfs_walk_once, dfs_walk_once_r)
1780 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
1781 hash_set instead of BINFO_MARKED.
1782 (dfs_unmark_r): Remove.
1784 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
1786 PR c++/24208
1787 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
1788 (cp_lexer_debugging_p): Use it.
1789 (cp_lexer_start_debugging): Likewise.
1790 (cp_lexer_stop_debugging): Likewise.
1792 2016-01-27 Marek Polacek <polacek@redhat.com>
1794 PR c/68062
1795 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
1796 needed. Add -Wsign-compare warning.
1798 2016-01-27 Ryan Burn <contact@rnburn.com>
1800 PR cilkplus/69267
1801 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
1802 superfluous post_p argument in call to
1803 cilk_gimplify_call_params_in_spawned_fn.
1805 2016-01-27 Marek Polacek <polacek@redhat.com>
1807 PR c++/69379
1808 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
1809 wrapped in NOP_EXPRs.
1811 2016-01-27 Martin Sebor <msebor@redhat.com>
1813 PR c++/69317
1814 * mangle.c (mangle_decl): Reference the correct (saved) version
1815 of the ABI in -Wabi diagnostics.
1817 2016-01-27 Marek Polacek <polacek@redhat.com>
1819 PR c++/69496
1820 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
1821 elements of the array.
1823 2016-01-26 Jason Merrill <jason@redhat.com>
1825 PR c++/68949
1826 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
1827 (cxx_eval_call_expression): Don't look through clones.
1828 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
1829 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
1830 maybe-in-charge *tor.
1832 2016-01-26 Jason Merrill <jason@redhat.com>
1834 PR c++/68782
1835 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
1836 and TREE_SIDE_EFFECTS.
1837 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
1838 verify_constructor_flags.
1840 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1842 PR c++/68357
1843 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
1844 return error_mark_node instead of building trees with error_mark_node
1845 operands.
1847 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1849 PR other/69006
1850 * error.c (print_instantiation_partial_context_line): Add missing
1851 newlines from output for the t == NULL case.
1852 (print_instantiation_partial_context): Remove call to pp_newline.
1854 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
1856 Revert:
1857 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
1859 PR c++/11858
1860 PR c++/24663
1861 PR c++/24664
1862 * decl.c (grokdeclarator): Don't decay array parameter type to
1863 a pointer type if it's dependent.
1864 (grokparms): Invoke strip_top_quals instead of directly invoking
1865 cp_build_qualified_type.
1866 * pt.c (decay_dependent_array_parm_type): New static function.
1867 (type_unification_real): Call decay_dependent_array_parm_type
1868 to decay a dependent array parameter type to its corresponding
1869 pointer type before unification.
1870 (more_specialized_fn): Likewise.
1871 (get_bindings): Likewise.
1872 * tree.c (cp_build_qualified_type): Trivial typofix in
1873 documentation.
1875 2016-01-23 Martin Sebor <msebor@redhat.com>
1877 PR c++/58109
1878 PR c++/69022
1879 * decl2.c (is_late_template_attribute): Handle dependent argument
1880 to attribute align and attribute vector_size.
1882 2016-01-21 Jason Merrill <jason@redhat.com>
1884 PR c++/69392
1885 * lambda.c (lambda_capture_field_type): Handle 'this' specially
1886 for init-capture, too.
1888 PR c++/65687
1889 * decl.c (type_is_deprecated): Don't look into a typedef.
1891 PR c++/40751
1892 PR c++/64987
1893 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
1895 PR c++/43407
1896 * decl.c (start_enum): Add attributes parameter.
1897 * parser.c (cp_parser_enum_specifier): Pass it.
1898 * pt.c (lookup_template_class_1): Pass it.
1899 * cp-tree.h: Adjust.
1901 2016-01-19 Jason Merrill <jason@redhat.com>
1903 PR c++/59759
1904 * pt.c (convert_template_argument): Handle VAR_DECL properly.
1906 2016-01-19 Marek Polacek <polacek@redhat.com>
1908 PR c++/68586
1909 * constexpr.c (clear_cv_cache): New.
1910 * cp-gimplify.c (clear_fold_cache): New.
1911 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
1912 * decl.c (finish_enum_value_list): Call them.
1914 PR c++/68965
1915 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
1917 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
1919 PR c++/11858
1920 PR c++/24663
1921 PR c++/24664
1922 * decl.c (grokdeclarator): Don't decay array parameter type to
1923 a pointer type if it's dependent.
1924 (grokparms): Invoke strip_top_quals instead of directly invoking
1925 cp_build_qualified_type.
1926 * pt.c (decay_dependent_array_parm_type): New static function.
1927 (type_unification_real): Call decay_dependent_array_parm_type
1928 to decay a dependent array parameter type to its corresponding
1929 pointer type before unification.
1930 (more_specialized_fn): Likewise.
1931 (get_bindings): Likewise.
1932 * tree.c (cp_build_qualified_type): Trivial typofix in
1933 documentation.
1935 2016-01-18 Jason Merrill <jason@redhat.com>
1937 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
1939 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
1941 PR c++/68767
1942 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
1943 (contains_label_1, contains_label_p): Remove.
1945 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
1947 PR c++/69091
1948 * pt.c (type_dependent_expression_p): For a function template
1949 specialization, a type is dependent iff any of its template
1950 arguments are.
1952 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
1954 * cp-array-notation.c (cp_expand_cond_array_notations): Return
1955 error_mark_node only if find_rank failed, not if it was
1956 successful.
1958 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
1960 PR c++/68936
1961 * tree.c (build_min_non_dep_call_vec): Don't retain the
1962 KOENIG_LOOKUP_P flag of the non-dependent expression that's
1963 been built.
1964 (build_min_non_dep_op_overload): Instead, do it here.
1966 2016-01-15 Jakub Jelinek <jakub@redhat.com>
1968 PR bootstrap/68271
1969 * parser.h (cp_token): Remove pragma_kind field. Add comment
1970 with number of unused bits.
1971 * parser.c (eof_token): Remove pragma_kind field initializer.
1972 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
1973 field, don't clear CPP_PRAGMA u.value.
1974 (cp_parser_pragma_kind): New function.
1975 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
1976 cp_parser_omp_construct, cp_parser_initial_pragma,
1977 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
1978 pragma_kind field.
1980 2016-01-15 Jason Merrill <jason@redhat.com>
1982 PR c++/68847
1983 * call.c (build_cxx_call): Use fold_non_dependent_expr.
1985 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
1986 value.
1988 PR c++/69257
1989 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
1990 array/function-to-pointer conversion. Call
1991 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
1992 * call.c (convert_like_real): Print call context if
1993 decay_conversion errors.
1995 2016-01-14 Tom de Vries <tom@codesourcery.com>
1997 PR tree-optimization/68773
1998 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
1999 set force_output.
2001 2016-01-14 Jason Merrill <jason@redhat.com>
2003 PR c++/69261
2004 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
2006 2016-01-12 Marek Polacek <polacek@redhat.com>
2008 PR c++/68979
2009 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
2010 error_at and adjust the return value.
2012 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2014 PR objc++/68511
2015 PR c++/69213
2016 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
2017 GS_ERROR whenever seen_error (), only if *expr_p contains
2018 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
2020 PR c++/66808
2021 PR c++/69000
2022 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
2024 2016-01-11 Jason Merrill <jason@redhat.com>
2026 PR c++/69131
2027 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
2028 (process_subob_fn): Likewise. Don't consider triviality if true.
2029 (synthesize_method_walk): Pass it.
2031 2016-01-11 David Malcolm <dmalcolm@redhat.com>
2033 PR c++/68795
2034 * parser.c (cp_parser_postfix_expression): Initialize
2035 close_paren_loc to UNKNOWN_LOCATION; only use it if
2036 it has been written to by
2037 cp_parser_parenthesized_expression_list.
2038 (cp_parser_parenthesized_expression_list): Document the behavior
2039 with respect to the CLOSE_PAREN_LOC param.
2041 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2043 PR c++/69211
2044 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
2045 folded operands have side-effects, but folding changed any of them,
2046 build a new tree with the folded operands instead of returning the
2047 unfolded tree.
2049 2016-01-09 Marek Polacek <polacek@redhat.com>
2051 PR c++/69113
2052 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
2054 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2056 PR c++/69164
2057 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
2059 2016-01-08 Jason Merrill <jason@redhat.com>
2061 PR c++/69158
2062 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
2063 in completion.
2065 2016-01-08 Marek Polacek <polacek@redhat.com>
2067 PR c++/68449
2068 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
2070 2016-01-08 Jason Merrill <jason@redhat.com>
2072 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
2073 workaround.
2075 PR c++/68983
2076 PR c++/67557
2077 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
2078 TREE_ADDRESSABLE type.
2080 PR c++/68983
2081 PR c++/67557
2082 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
2084 2016-01-05 Nathan Sidwell <nathan@acm.org>
2086 PR c++/58583
2087 * pt.c (build_non_dependent_expr): Don't try a checking fold when
2088 parsing an nsdmi.
2090 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2092 Update copyright years.
2093 \f
2094 Copyright (C) 2016 Free Software Foundation, Inc.
2096 Copying and distribution of this file, with or without modification,
2097 are permitted in any medium without royalty provided the copyright
2098 notice and this notice are preserved.