| blob | 4420d8ffab7d1ba045ec1a8a81921a3e28c1489b |
1 2019-09-22 Marek Polacek <polacek@redhat.com>
3 PR c++/91819 - ICE with operator++ and enum.
4 * call.c (build_new_op_1): Set arg2_type.
6 2019-09-17 Jason Merrill <jason@redhat.com>
8 * parser.c (cp_parser_statement): Handle [[likely]] on
9 compound-statement.
11 2019-09-19 Jason Merrill <jason@redhat.com>
13 Revert:
14 * call.c (build_new_op_1): Don't apply any standard conversions to
15 the operands of a built-in operator. Don't suppress conversions in
16 cp_build_unary_op.
17 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
19 2019-09-16 Paolo Carlini <paolo.carlini@oracle.com>
21 * decl.c (grokdeclarator): Use declspecs->locations and
22 declarator->id_loc in a few error messages.
23 * pt.c (finish_member_template_decl): Use DECL_SOURCE_LOCATION.
24 (push_template_decl_real): Likewise.
26 2019-09-15 Jason Merrill <jason@redhat.com>
28 PR c++/30277 - int-width bit-field promotion.
29 PR c++/33819 - long bit-field promotion.
30 * typeck.c (cp_perform_integral_promotions): Handle large bit-fields
31 properly. Handle 32-bit non-int bit-fields properly.
32 (is_bitfield_expr_with_lowered_type): Don't look through NOP_EXPR.
34 PR c++/82165 - enum bitfields and operator overloading.
35 * call.c (build_new_op_1): Use unlowered_expr_type.
37 * call.c (build_new_op_1): Don't apply any standard conversions to
38 the operands of a built-in operator. Don't suppress conversions in
39 cp_build_unary_op.
40 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
42 2019-09-15 Marek Polacek <polacek@redhat.com>
44 PR c++/91740 - ICE with constexpr call and ?: in ARRAY_REF.
45 * pt.c (build_non_dependent_expr): Call build_non_dependent_expr for
46 the first operand.
48 2019-09-15 Nathan Sidwell <nathan@acm.org>
50 * cp-tree.h (DECL_CLONED_FUNCTION_P): Reimplement using
51 IDENTIFIER_CDTOR_P, correct documentation.
52 (DECL_CLONED_FUNCTION): Directly access field.
53 (decl_cloned_function_p): Delete.
54 * class.c (decl_cloned_function_p): Delete.
55 * pt.c (instantiate_template_1): Check DECL_CHAIN is a decl.
57 2019-09-11 Nathan Sidwell <nathan@acm.org>
59 * c-objcp-common.c (cp-objcp-common.c): Alphababetize and
60 correctly mark all C++ nodes.
61 * decl.c (cp_tree_node_structure): Alphabetize.
63 2019-09-10 Marek Polacek <polacek@redhat.com>
65 PR c++/91673 - ICE with noexcept in alias-declaration.
66 * parser.c (CP_PARSER_FLAGS_DELAY_NOEXCEPT): New parser flag.
67 (cp_parser_lambda_declarator_opt): Pass CP_PARSER_FLAGS_NONE to
68 cp_parser_exception_specification_opt.
69 (cp_parser_direct_declarator): Adjust a call to
70 cp_parser_exception_specification_opt.
71 (cp_parser_member_declaration): Pass CP_PARSER_FLAGS_DELAY_NOEXCEPT
72 to cp_parser_declarator if not processing a friend or typedef
73 declaration.
74 (cp_parser_late_noexcept_specifier): Adjust a call to
75 cp_parser_noexcept_specification_opt.
76 (cp_parser_noexcept_specification_opt): New parameter for parser flags,
77 drop the FRIEND_P parameter. Use the new parameter.
78 (cp_parser_exception_specification_opt): Likewise.
79 (cp_parser_transaction): Adjust a call to
80 cp_parser_noexcept_specification_opt.
81 (cp_parser_transaction_expression): Likewise.
83 2019-09-10 Marek Polacek <polacek@redhat.com>
85 PR c++/91705 - constexpr evaluation rejects ++/-- on floats.
86 * constexpr.c (cxx_eval_increment_expression): Call fold_simple on
87 the offset.
89 2019-09-10 Paolo Carlini <paolo.carlini@oracle.com>
91 * decl.c (has_designator_problem): Use cp_expr_loc_or_input_loc
92 in error_at.
93 (build_enumerator): Likewise.
94 (cp_finish_decl): Use DECL_SOURCE_LOCATION.
95 (grokdeclarator): Use id_loc in two error_at; change errror
96 message about constinit together constexpr to use two ranges.
98 2019-09-09 Marek Polacek <polacek@redhat.com>
100 PR c++/84374 - diagnose invalid uses of decltype(auto).
101 * decl.c (grokdeclarator): Diagnose wrong usage of decltype(auto) in
102 a function declaration.
104 2019-09-06 Nathan Sidwell <nathan@acm.org>
106 PR c++/91125
107 * cp-tree.h (IDENTIFIER_REPO_CHOSEN, DECL_REPO_AVAILABLE_P): Delete.
108 (struct lang_decl_base): Remove repo_available_p.
109 * decl.c (duplicate_decls): Don't copy DECL_REPO_AVAILABLE_P.
111 (Reserve TREE_LANG_FLAG_3 for modules.
112 * cp-tree.h (DECL_CONSTRUCTION_VTABLE_P): Delete.
113 (DECL_NON_TRIVIALLY_INITIALIZED_P): Move to TREE_LANG_FLAG_6.
114 * class.c (build_ctor_vtbl_group): Don't set
115 DECL_CONSTRUCTION_VTABLE_P.
116 * decl2.c (determine_visibility_from_class): Don't check
117 DECL_CONSTRUCTION_VTABLE_P anymore.
119 2019-09-06 Martin Liska <mliska@suse.cz>
121 PR c++/91125
122 * Make-lang.in: Remove repo.o.
123 * config-lang.in: Likewise.
124 * cp-tree.h (init_repo): Remove declarations
125 of repo-related functions.
126 (repo_emit_p): Likewise.
127 (repo_export_class_p): Likewise.
128 (finish_repo): Likewise.
129 * decl2.c (import_export_class): Always
130 set -1 value/
131 (mark_needed): Remove -frepo from comment.
132 (import_export_decl): Similarly here.
133 (c_parse_final_cleanups): Remove call of finish_repo.
134 * lex.c (cxx_init): Remove call to init_repo.
135 * optimize.c (can_alias_cdtor): Remove dead condition.
136 * pt.c (push_template_decl_real): Update comment.
137 (instantiate_decl): Remove dead code used for -frepo.
138 * repo.c: Remove.
140 2019-09-05 Marek Polacek <polacek@redhat.com>
142 PR c++/91644 - ICE with constinit in function template.
143 * decl.c (start_decl): Call retrofit_lang_decl for constinit variables.
144 * pt.c (tsubst_expr): Pass LOOKUP_CONSTINIT down to cp_finish_decl for
145 constinit variables.
147 2019-09-05 Nathan Sidwell <nathan@acm.org>
149 * cp-tree.h (DECL_VTABLE_OR_VTT_P): Forward to DECL_VIRTUAL_P.
151 2019-09-04 Marek Polacek <polacek@redhat.com>
153 * call.c (build_over_call): Remove -fdeduce-init-list implementation.
154 * pt.c (unify): Likewise.
156 2019-09-01 Marek Polacek <polacek@redhat.com>
158 PR c++/91129 - wrong error with binary op in template argument.
159 * typeck.c (warn_for_null_address): Use fold_for_warn instead of
160 fold_non_dependent_expr.
161 (cp_build_binary_op): Likewise.
163 2019-08-30 Jason Merrill <jason@redhat.com>
165 Add source location to TRAIT_EXPR.
166 * cp-tree.h (TRAIT_EXPR_LOCATION): New.
167 (struct tree_trait_expr): Add locus field.
168 * parser.c (cp_parser_trait_expr): Pass trait_loc down.
169 * pt.c (tsubst_copy_and_build) [TRAIT_EXPR]: Likewise.
170 * semantics.c (finish_trait_expr): Add location parm.
171 * tree.c (cp_expr_location): Handle TRAIT_EXPR.
173 2019-08-29 Paolo Carlini <paolo.carlini@oracle.com>
175 * decl.c (check_var_type): Add location_t parameter and use it.
176 (grokdeclarator): Adjust call.
177 * pt.c (tsubst_decl): Likewise.
178 * cp-tree.h: Adjust declaration.
180 2019-08-28 Marek Polacek <polacek@redhat.com>
182 Implement P1152R4: Deprecating some uses of volatile.
183 PR c++/91361
184 * cp-gimplify.c (cp_fold): Set TREE_THIS_VOLATILE.
185 * decl.c (grokdeclarator): Warn about a volatile-qualified structured
186 binding and return type.
187 (grokparms): Warn about a volatile-qualified function parameter.
188 * expr.c (mark_use) <case MODIFY_EXPR>: Emit a -Wvolatile warning.
189 * typeck.c (cp_build_unary_op): Emit a -Wvolatile warning for pre and
190 post ++/-- on a volatile operand.
191 (genericize_compound_lvalue): Use a better location. Don't lose
192 TREE_THIS_VOLATILE.
193 (cp_build_modify_expr): Emit a -Wvolatile warning for a compound
194 assignment whose LHS is volatile-qualified. Build the assignment with
195 a more precise location.
197 2019-08-28 Marek Polacek <polacek@redhat.com>
199 PR c++/91360 - Implement C++20 P1143R2: constinit.
200 * cp-tree.h (TINFO_VAR_DECLARED_CONSTINIT): Define.
201 (LOOKUP_CONSTINIT): Define.
202 (enum cp_decl_spec): Add ds_constinit.
203 * decl.c (check_tag_decl): Give an error for constinit in type
204 declarations.
205 (check_initializer): Also check LOOKUP_CONSTINIT.
206 (cp_finish_decl): Add checking for a constinit declaration. Set
207 TINFO_VAR_DECLARED_CONSTINIT.
208 (grokdeclarator): Add checking for a declaration with the constinit
209 specifier.
210 * lex.c (init_reswords): Handle D_CXX20.
211 * parser.c (cp_lexer_get_preprocessor_token): Pass a better location
212 to warning_at. Warn about C++20 keywords.
213 (cp_keyword_starts_decl_specifier_p): Handle RID_CONSTINIT.
214 (cp_parser_diagnose_invalid_type_name): Add an inform about constinit.
215 (cp_parser_decomposition_declaration): Maybe pass LOOKUP_CONSTINIT to
216 cp_finish_decl.
217 (cp_parser_decl_specifier_seq): Handle RID_CONSTINIT.
218 (cp_parser_init_declarator): Maybe pass LOOKUP_CONSTINIT to
219 cp_finish_decl.
220 (set_and_check_decl_spec_loc): Add "constinit".
221 * pt.c (tsubst_decl): Set TINFO_VAR_DECLARED_CONSTINIT.
222 (instantiate_decl): Maybe pass LOOKUP_CONSTINIT to cp_finish_decl.
223 * typeck2.c (store_init_value): If a constinit variable wasn't
224 initialized using a constant initializer, give an error.
226 2019-08-28 Nathan Sidwell <nathan@acm.org>
228 PR c++/90613
229 * name-lookup.c (cp_emit_debug_info): Check for builtins during
230 overload iteration.
232 2019-08-27 Marek Polacek <polacek@redhat.com>
234 PR c++/81676 - bogus -Wunused warnings in constexpr if.
235 * semantics.c (maybe_mark_exp_read_r): New function.
236 (finish_if_stmt): Call it on THEN_CLAUSE and ELSE_CLAUSE.
238 PR c++/91428 - warn about std::is_constant_evaluated in if constexpr.
239 * cp-tree.h (decl_in_std_namespace_p): Declare.
240 * semantics.c (is_std_constant_evaluated_p): New.
241 (finish_if_stmt_cond): Warn about "std::is_constant_evaluated ()" in
242 an if-constexpr.
243 * typeck.c (decl_in_std_namespace_p): No longer static.
245 2019-08-26 Jason Merrill <jason@redhat.com>
247 * decl.c (duplicate_decls): Always merge DECL_DECLARED_CONSTEXPR_P.
249 2019-08-26 Marek Polacek <polacek@redhat.com>
251 PR c++/91545 - ICE in constexpr store evaluation.
252 * constexpr.c (cxx_eval_store_expression): Check FIELD_DECL instead
253 of DECL_P.
255 2019-08-24 Nathan Sidwell <nathan@acm.org>
257 * class.c (check_for_overrides): Conversion operators need
258 checking too.
260 2019-08-24 Paolo Carlini <paolo.carlini@oracle.com>
262 * semantics.c (finish_switch_cond): Improve error message location.
264 2019-08-23 Jason Merrill <jason@redhat.com>
266 * decl2.c (decl_dependent_p): New.
267 (mark_used): Check it instead of just processing_template_decl.
269 2019-08-23 Jason Merrill <jason@redhat.com>
271 * parser.c (cp_parser_nested_name_specifier_opt): Avoid redundant
272 error.
274 2019-08-23 Marek Polacek <polacek@redhat.com>
276 PR c++/91521 - wrong error with operator->.
277 * decl.c (grokdeclarator): Return error_mark_node for an invalid
278 trailing return type.
280 PR c++/79817 - attribute deprecated on namespace.
281 * cp-tree.h (cp_warn_deprecated_use_scopes): Declare.
282 * decl.c (grokdeclarator): Call cp_warn_deprecated_use_scopes.
283 (type_is_deprecated): Likewise.
284 * decl2.c (cp_warn_deprecated_use_scopes): New function.
285 * name-lookup.c (handle_namespace_attrs): Handle attribute deprecated.
286 * parser.c (cp_parser_namespace_alias_definition): Call
287 cp_warn_deprecated_use_scopes.
288 (cp_parser_using_declaration): Likewise.
289 (cp_parser_using_directive): Likewise.
290 * semantics.c (finish_id_expression_1): Likewise.
292 2019-08-23 Nathan Sidwell <nathan@acm.org>
294 * class.c (check_for_override): Checking IDENTIFIER_VIRTUAL_P is
295 sufficient, reorder DECL_OVERRIDE_P check.
297 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
299 PR pch/61250
300 * parser.c (cp_parser_initial_pragma): Call c_common_no_more_pch ()
301 after determining that the first token is not
302 PRAGMA_GCC_PCH_PREPROCESS.
304 2019-08-22 Marek Polacek <polacek@redhat.com>
306 PR c++/91304 - prefix attributes ignored in condition.
307 * parser.c (cp_parser_condition): Handle prefix attributes.
309 2019-08-21 Richard Sandiford <richard.sandiford@arm.com>
311 PR c++/91505
312 * decl.c (duplicate_decls): Call copy_attributes_to_builtin inside
313 the BUILT_IN_NORMAL block rather than afterward.
315 2019-08-19 Marek Polacek <polacek@redhat.com>
317 PR c++/91264 - detect modifying const objects in constexpr.
318 * constexpr.c (modifying_const_object_error): New function.
319 (cxx_eval_call_expression): Set TREE_READONLY on a CONSTRUCTOR of
320 a const-qualified object after it's been fully constructed.
321 (modifying_const_object_p): New function.
322 (cxx_eval_store_expression): Detect modifying a const object
323 during constant expression evaluation.
324 (cxx_eval_increment_expression): Use a better location when building
325 up the store.
326 (cxx_eval_constant_expression) <case DECL_EXPR>: Mark a constant
327 object's constructor TREE_READONLY.
329 2019-08-15 Jason Merrill <jason@redhat.com>
331 PR c++/90393 - ICE with thow in ?:
333 PR c++/64372, DR 1560 - Gratuitous lvalue-to-rvalue conversion in ?:
334 * tree.c (lvalue_kind): Handle throw in one arm.
335 * typeck.c (rationalize_conditional_expr): Likewise.
336 (cp_build_modify_expr): Likewise.
338 2019-08-14 Jason Merrill <jason@redhat.com>
340 Implement P0848R3, Conditionally Trivial Special Member Functions.
341 * tree.c (special_memfn_p): New.
342 * class.c (add_method): When overloading, hide ineligible special
343 member fns.
344 (check_methods): Set TYPE_HAS_COMPLEX_* here.
345 * decl.c (grok_special_member_properties): Not here.
346 * name-lookup.c (push_class_level_binding_1): Move overloaded
347 functions case down, accept FUNCTION_DECL as target_decl.
349 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
351 PR c++/91436
352 * name-lookup.c (get_std_name_hint): Fix min_dialect field for
353 complex_literals and make_unique entries.
355 2019-08-14 Jakub Jelinek <jakub@redhat.com>
356 Marek Polacek <polacek@redhat.com>
358 PR c++/91391 - bogus -Wcomma-subscript warning.
359 * parser.c (cp_parser_postfix_open_square_expression): Don't warn about
360 a deprecated comma here. Pass warn_comma_subscript down to
361 cp_parser_expression.
362 (cp_parser_expression): New bool parameter. Warn about uses of a comma
363 operator within a subscripting expression.
364 (cp_parser_skip_to_closing_square_bracket): Revert to pre-r274121 state.
365 (cp_parser_skip_to_closing_square_bracket_1): Remove.
367 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
369 * name-lookup.c (get_std_name_hint): Add more entries.
371 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
373 * decl2.c (grok_array_decl): Use the location of the open square
374 bracket in error message about invalid types.
376 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
378 * decl.c (grokdeclarator): Check here for typedef a function
379 definition or a member function definition.
380 (start_function): Adjust.
381 (grokmethod): Likewise.
383 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
385 PR middle-end/91421
386 * decl.c (duplicate_decls): Use copy_decl_built_in_function.
387 * pt.c (declare_integer_pack): Use set_decl_built_in_function.
389 2019-08-13 Marek Polacek <polacek@redhat.com>
391 PR c++/90473 - wrong code with nullptr in default argument.
392 * call.c (null_ptr_cst_p): Update quote from the standard.
393 * decl.c (check_default_argument): Don't return nullptr when the arg
394 has side-effects.
396 2019-08-13 Marek Polacek <polacek@redhat.com>
398 * cp-tree.h (DECL_MUTABLE_P): Use FIELD_DECL_CHECK.
400 2019-08-10 Jakub Jelinek <jakub@redhat.com>
402 * parser.c (cp_parser_omp_clause_name): Parse device_type.
403 (cp_parser_omp_clause_device_type): New function.
404 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
405 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
406 (cp_parser_omp_declare_target): Handle device_type clauses. Remove
407 diagnostics for declare target with clauses nested in clause-less
408 declare target declaration-definition-seq.
409 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_DEVICE_TYPE.
411 2019-08-09 Jakub Jelinek <jakub@redhat.com>
413 * parser.c (check_no_duplicate_clause): Simplify using
414 omp_find_clause.
415 (cp_parser_omp_clause_if): Fix up printing of target {enter,exit} data
416 directive name modifiers.
418 PR c/91401
419 * parser.c (cp_parser_omp_clause_dist_schedule): Comment out the
420 check_no_duplicate_clause call, instead emit a warning for duplicate
421 dist_schedule clauses.
423 2019-08-08 Paolo Carlini <paolo.carlini@oracle.com>
425 * decl.c (grokdeclarator): Use id_loc and EXPR_LOCATION in
426 a few error messages.
428 2019-08-08 Marek Polacek <polacek@redhat.com>
430 PR c++/87519 - bogus warning with -Wsign-conversion.
431 * typeck.c (cp_build_binary_op): Use same_type_p instead of comparing
432 the types directly.
434 * constexpr.c (inline_asm_in_constexpr_error): New.
435 (cxx_eval_constant_expression) <case ASM_EXPR>: Call it.
436 (potential_constant_expression_1) <case ASM_EXPR>: Likewise.
438 2019-08-08 Jakub Jelinek <jakub@redhat.com>
440 * semantics.c (finish_omp_clauses): For C_ORT_OMP
441 OMP_CLAUSE_USE_DEVICE_* clauses use oacc_reduction_head bitmap
442 instead of generic_head to track duplicates.
444 2019-08-07 Marek Polacek <polacek@redhat.com>
446 PR c++/81429 - wrong parsing of constructor with C++11 attribute.
447 * parser.c (cp_parser_constructor_declarator_p): Handle the scenario
448 when a parameter declaration begins with [[attribute]].
450 2019-08-07 Marek Polacek <polacek@redhat.com>
452 PR c++/91346 - Implement P1668R1, allow unevaluated asm in constexpr.
453 * constexpr.c (cxx_eval_constant_expression): Handle ASM_EXPR.
454 (potential_constant_expression_1) <case ASM_EXPR>: Allow.
455 * cp-tree.h (finish_asm_stmt): Adjust.
456 * parser.c (cp_parser_asm_definition): Grab the locaion of "asm" and
457 use it. Change an error to a pedwarn. Allow asm in C++2a, warn
458 otherwise.
459 * pt.c (tsubst_expr): Pass a location down to finish_asm_stmt.
460 * semantics.c (finish_asm_stmt): New location_t parameter. Use it.
462 2019-08-07 Jakub Jelinek <jakub@redhat.com>
464 * parser.c (cp_parser_omp_clause_name): Parse use_device_addr clause.
465 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
466 (OMP_TARGET_DATA_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
467 (cp_parser_omp_target_data): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR
468 like PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, adjust diagnostics about no
469 map or use_device_* clauses.
470 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_USE_DEVICE_PTR
471 in OpenMP, require pointer or reference to pointer type rather than
472 pointer or array or reference to pointer or array type. Handle
473 OMP_CLAUSE_USE_DEVICE_ADDR.
474 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
476 2019-08-06 Jason Merrill <jason@redhat.com>
478 PR c++/91378 - ICE with noexcept and auto return type.
479 * pt.c (maybe_instantiate_noexcept): push_to_top_level.
481 2019-08-06 Paolo Carlini <paolo.carlini@oracle.com>
483 * decl.c (check_array_designated_initializer): Use
484 cp_expr_loc_or_input_loc in one place.
486 2019-08-06 Jakub Jelinek <jakub@redhat.com>
488 * parser.c (cp_parser_omp_for_loop): For OMP_LOOP, ignore parallel
489 clauses and predetermine iterator as lastprivate.
490 * semantics.c (handle_omp_for_class_iterator): Use
491 OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
492 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV, set it for lastprivate also
493 on OMP_LOOP construct. If a clause is missing for class iterator
494 on OMP_LOOP, add firstprivate clause, and if there is private
495 clause, turn it into firstprivate too.
496 (finish_omp_for): Formatting fix. For OMP_LOOP, adjust
497 OMP_CLAUSE_LASTPRIVATE_LOOP_IV clause CP_CLAUSE_INFO, so that it
498 uses copy ctor instead of default ctor.
499 * cp-gimplify.c (cp_gimplify_expr): Handle OMP_LOOP like
500 OMP_DISTRIBUTE etc.
501 (cp_fold_r): Likewise.
502 (cp_genericize_r): Likewise.
503 (cxx_omp_finish_clause): Also finish lastprivate clause with
504 OMP_CLAUSE_LASTPRIVATE_LOOP_IV flag.
505 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_BIND.
506 (tsubst_omp_for_iterator): For OMP_LOOP, ignore parallel
507 clauses and predetermine iterator as lastprivate.
508 * constexpr.c (potential_constant_expression_1): Handle OMP_LOOP
509 like OMP_DISTRIBUTE etc.
511 2019-08-05 Marek Polacek <polacek@redhat.com>
513 DR 2413 - typename in conversion-function-ids.
514 * parser.c (cp_parser_conversion_type_id): Call
515 cp_parser_type_specifier_seq with CP_PARSER_FLAGS_TYPENAME_OPTIONAL
516 instead of CP_PARSER_FLAGS_NONE.
518 2019-08-05 Paolo Carlini <paolo.carlini@oracle.com>
520 * cp-tree.h (cp_expr_loc_or_input_loc): New.
521 (cxx_incomplete_type_diagnostic): Use it.
522 * call.c (build_converted_constant_expr_internal, convert_like_real,
523 convert_arg_to_ellipsis, convert_for_arg_passing, build_over_call,
524 build_cxx_call, perform_implicit_conversion_flags,
525 initialize_reference): Likewise.
526 * constexpr.c (cxx_eval_internal_function, cxx_eval_call_expression,
527 eval_and_check_array_index, cxx_eval_store_expression,
528 cxx_eval_statement_list, cxx_eval_loop_expr,
529 cxx_eval_constant_expression, potential_constant_expression_1):
530 Likewise.
531 * constraint.cc (check_for_logical_overloads,
532 satisfy_predicate_constraint): Likewise.
533 * cp-gimplify.c (cp_gimplify_expr): Likewise.
534 * cvt.c (cp_convert_to_pointer, convert_to_reference,
535 cp_convert_and_check, ocp_convert, maybe_warn_nodiscard): Likewise.
536 * decl.c (pop_switch): Likewise.
537 * decl2.c (delete_sanity): Likewise.
538 * error.c (location_of): Likewise.
539 * init.c (maybe_warn_list_ctor, build_aggr_init,
540 warn_placement_new_too_small, build_new_1, build_vec_init): Likewise.
541 * lex.c (unqualified_name_lookup_error): Likewise.
542 * parser.c (cp_parser_initializer_list, cp_parser_omp_for_cond):
543 Likewise.
544 * pt.c (check_for_bare_parameter_packs, check_valid_ptrmem_cst_expr,
545 unify_arg_conversion, convert_nontype_argument,
546 tsubst_copy_and_build, resolve_typename_type): Likewise.
547 * semantics.c (maybe_convert_cond, finish_call_expr,
548 cp_build_vec_convert): Likewise.
549 * typeck.c (decay_conversion, rationalize_conditional_expr,
550 cp_build_unary_op, build_x_compound_expr_from_list,
551 maybe_warn_about_returning_address_of_local,
552 maybe_warn_pessimizing_move): Likewise.
553 * typeck2.c (check_narrowing, digest_init_r,
554 process_init_constructor_array): Likewise.
556 2019-08-05 Tom Honermann <tom@honermann.net>
558 * parser.c (cp_parser_template_declaration_after_parameters): Enable
559 class template argument deduction for non-type template parameters
560 in literal operator templates.
562 2019-08-05 Marek Polacek <polacek@redhat.com>
564 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
565 * parser.c (cp_parser_postfix_open_square_expression): Warn about uses
566 of a comma operator within a subscripting expression.
567 (cp_parser_skip_to_closing_square_bracket_1): New function, made out
568 of...
569 (cp_parser_skip_to_closing_square_bracket): ...this.
571 2019-08-05 Jason Merrill <jason@redhat.com>
573 * semantics.c (force_paren_expr): Preserve location.
575 2019-08-02 Marek Polacek <polacek@redhat.com>
577 PR c++/91230 - wrong error with __PRETTY_FUNCTION__ and generic lambda.
578 * pt.c (value_dependent_expression_p): Consider __PRETTY_FUNCTION__
579 inside a template function value-dependent.
581 2019-08-02 Paolo Carlini <paolo.carlini@oracle.com>
583 * tree.c (handle_nodiscard_attribute): Do not warn about nodiscard
584 applied to a constructor.
586 2019-08-02 Martin Liska <mliska@suse.cz>
588 * decl.c (grok_op_properties):
589 Mark DECL_SET_IS_OPERATOR_DELETE for user-provided delete operators.
591 2019-08-01 Martin Sebor <msebor@redhat.com>
593 PR c++/90947
594 * decl.c (reshape_init_array_1): Avoid truncating initializer
595 lists containing string literals.
597 2019-08-01 Marek Polacek <polacek@redhat.com>
599 PR c++/90805 - detect narrowing in case values.
600 * decl.c (case_conversion): Detect narrowing in case values.
602 2019-07-31 Paolo Carlini <paolo.carlini@oracle.com>
604 * decl2.c (delete_sanity): Improve diagnostic locations, use
605 cp_expr_loc_or_loc in four places.
607 2019-07-31 Jason Merrill <jason@redhat.com>
609 PR c++/90538 - multiple expansions of capture packs
610 * cp-tree.h (DECLTYPE_FOR_INIT_CAPTURE): Remove.
611 * lambda.c (add_capture): Copy parameter packs from init.
612 (lambda_capture_field_type): Always use auto for init-capture.
613 * pt.c (uses_parameter_packs): Return tree.
614 (tsubst) [DECLTYPE_TYPE]: Remove init-capture handling.
615 (gen_elem_of_pack_expansion_instantiation): Don't push
616 local_specialization_stack.
617 (prepend_one_capture): New.
618 (tsubst_lambda_expr): Use it. Don't touch local_specializations.
619 (do_auto_deduction): Avoid redundant error.
621 Fix copy_node of TEMPLATE_INFO.
622 * cp-tree.h (struct tree_template_info): Use tree_base instead of
623 tree_common. Add tmpl and args fields.
624 (TI_TEMPLATE, TI_ARGS): Adjust.
626 2019-07-30 Martin Liska <mliska@suse.cz>
628 PR tree-optimization/91270
629 * tree-ssa-dce.c (propagate_necessity): Mark 2nd argument
630 of delete operator as needed.
632 2019-07-25 Martin Liska <mliska@suse.cz>
633 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
635 PR c++/23383
636 * decl.c (cxx_init_decl_processing): Mark delete operators
637 with DECL_SET_IS_OPERATOR_DELETE.
639 2019-07-25 Martin Liska <mliska@suse.cz>
641 * decl.c (duplicate_decls): Use new macros
642 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
643 (cxx_init_decl_processing): Likewise.
644 (grok_op_properties): Likewise.
645 * parser.c (cp_parser_lambda_declarator_opt): Likewise.
647 2019-07-24 Martin Sebor <msebor@redhat.com>
649 PR driver/80545
650 * decl.c (finish_function): Use lang_mask.
652 2019-07-20 Jason Merrill <jason@redhat.com>
654 * cp-tree.h (ovl_iterator::using_p): A USING_DECL by itself was also
655 introduced by a using-declaration.
657 2019-07-20 Jason Merrill <jason@redhat.com>
659 Reduce memory consumption for push/pop_access_scope.
660 * name-lookup.c (leave_scope): Do add class levels other than
661 previous_class_level to free_binding_level.
662 (invalidate_class_lookup_cache): Move from class.c, add to
663 free_binding_level.
664 * pt.c (saved_access_scope): Change from list to vec.
666 2019-07-20 Jakub Jelinek <jakub@redhat.com>
668 * cp-tree.h (OMP_FOR_GIMPLIFYING_P): Use OMP_LOOPING_CHECK
669 instead of OMP_LOOP_CHECK.
670 * parser.c (cp_parser_omp_clause_name): Handle bind clause.
671 (cp_parser_omp_clause_bind): New function.
672 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_BIND.
673 (OMP_LOOP_CLAUSE_MASK): Define.
674 (cp_parser_omp_loop): New function.
675 (cp_parser_omp_parallel, cp_parser_omp_teams): Handle parsing of
676 loop combined with parallel or teams.
677 (cp_parser_omp_construct): Handle PRAGMA_OMP_LOOP.
678 (cp_parser_pragma): Likewise.
679 * pt.c (tsubst_expr): Handle OMP_LOOP.
680 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_BIND.
682 2019-07-19 Jason Merrill <jason@redhat.com>
684 PR c++/90101 - dependent class non-type parameter.
685 * pt.c (invalid_nontype_parm_type_p): Check for dependent class type.
687 2019-07-18 Jason Merrill <jason@redhat.com>
689 PR c++/90098 - partial specialization and class non-type parms.
690 PR c++/90099
691 PR c++/90101
692 * call.c (build_converted_constant_expr_internal): Don't copy.
693 * pt.c (process_partial_specialization): Allow VIEW_CONVERT_EXPR
694 around class non-type parameter.
695 (unify) [TEMPLATE_PARM_INDEX]: Ignore cv-quals.
697 2019-07-16 Jason Merrill <jason@redhat.com>
699 * parser.c (make_location): Add overload taking cp_lexer* as last
700 parameter.
702 * parser.c (cp_parser_simple_type_specifier): Separate tentative
703 parses for optional type-spec and CTAD.
705 * parser.c (cp_parser_nested_name_specifier_opt): If the token is
706 already CPP_NESTED_NAME_SPECIFIER, leave it alone.
708 2019-07-12 Jakub Jelinek <jakub@redhat.com>
710 * parser.c (cp_parser_omp_clause_name): Handle order clause.
711 (cp_parser_omp_clause_order): New function.
712 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ORDER.
713 (OMP_SIMD_CLAUSE_MASK, OMP_FOR_CLAUSE_MASK): Add
714 PRAGMA_OMP_CLAUSE_ORDER.
715 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_ORDER.
716 * pt.c (tsubst_omp_clauses): Likewise.
718 2019-07-10 Paolo Carlini <paolo.carlini@oracle.com>
720 * decl.c (get_type_quals,
721 smallest_type_location (const cp_decl_specifier_seq*)): New.
722 (check_tag_decl): Use smallest_type_location in error_at about
723 multiple types in one declaration.
724 (grokdeclarator): Use locations[ds_complex] in error_at about
725 complex invalid; use locations[ds_storage_class] in error_at
726 about static cdtor; use id_loc in error_at about flexible
727 array member in union; use get_type_quals.
729 2019-07-09 Martin Sebor <msebor@redhat.com>
731 PR c++/61339
732 * cp-tree.h: Change class-key of PODs to struct and others to class.
733 * search.c: Same.
734 * semantics.c (finalize_nrv_r): Same.
736 2019-07-09 Martin Sebor <msebor@redhat.com>
738 PR c++/61339
739 * constexpr.c (cxx_eval_call_expression): Change class-key from class
740 to struct and vice versa to match convention and avoid -Wclass-is-pod
741 and -Wstruct-no-pod.
742 * constraint.cc (get_concept_definition): Same.
743 * cp-tree.h: Same.
744 * cxx-pretty-print.h: Same.
745 * error.c: Same.
746 * logic.cc (term_list::replace): Same.
747 * name-lookup.c (find_local_binding): Same.
748 * pt.c (tsubst_binary_right_fold): Same.
749 * search.c (field_accessor_p): Same.
750 * semantics.c (expand_or_defer_fn): Same.
752 2019-07-08 Jakub Jelinek <jakub@redhat.com>
754 PR c++/91110
755 * decl2.c (cp_omp_mappable_type_1): Don't emit any note for
756 error_mark_node type.
758 2019-07-05 Jakub Jelinek <jakub@redhat.com>
760 PR c++/67184
761 PR c++/69445
762 * call.c (build_new_method_call_1): Remove set but not used variable
763 binfo.
765 2019-07-05 Paolo Carlini <paolo.carlini@oracle.com>
767 PR c++/67184 (again)
768 PR c++/69445
769 * call.c (build_over_call): Devirtualize user-defined operators
770 coming from a base too.
771 (build_new_method_call_1): Do not devirtualize here.
773 2019-07-04 Marek Polacek <polacek@redhat.com>
775 DR 1813
776 PR c++/83374 - __is_standard_layout wrong for a class with repeated
777 bases.
778 * class.c (check_bases): Set CLASSTYPE_NON_STD_LAYOUT for a class if
779 CLASSTYPE_REPEATED_BASE_P is true.
781 2019-07-04 Andrew Stubbs <ams@codesourcery.com>
783 * cp-tree.h (cp_omp_emit_unmappable_type_notes): New prototype.
784 * decl.c (cp_finish_decl): Call cp_omp_emit_unmappable_type_notes.
785 * decl2.c (cp_omp_mappable_type): Move contents to ...
786 (cp_omp_mappable_type_1): ... here and add note output.
787 (cp_omp_emit_unmappable_type_notes): New function.
788 * semantics.c (finish_omp_clauses): Call
789 cp_omp_emit_unmappable_type_notes in four places.
791 2019-07-03 Martin Liska <mliska@suse.cz>
793 * call.c (build_new_op_1): Remove dead assignemts.
794 * typeck.c (cp_build_binary_op): Likewise.
796 2019-06-27 Jason Merrill <jason@redhat.com>
798 PR c++/55442 - memory-hog with highly recursive constexpr.
799 * constexpr.c (push_cx_call_context): Return depth.
800 (cxx_eval_call_expression): Don't cache past constexpr_cache_depth.
802 2019-06-27 Jan Hubicka <jh@suse.cz>
804 * class.c (layout_class_type): Set TYPE_CXX_ODR_P for as-base
805 type copy.
807 2019-06-27 Martin Liska <mliska@suse.cz>
809 * class.c (adjust_clone_args): Remove obviously
810 dead assignments.
811 (dump_class_hierarchy_r): Likewise.
812 * decl.c (check_initializer): Likewise.
813 * parser.c (cp_parser_lambda_expression): Likewise.
814 * pt.c (unify_bound_ttp_args): Likewise.
815 (convert_template_argument): Likewise.
816 * rtti.c (build_headof): Likewise.
817 * typeck.c (convert_for_initialization): Likewise.
819 2019-06-25 Jason Merrill <jason@redhat.com>
821 PR c++/70462 - unnecessary base ctor variant with final.
822 * optimize.c (populate_clone_array): Skip base variant if
823 CLASSTYPE_FINAL.
824 (maybe_clone_body): We don't need an alias if we are only defining
825 one clone.
827 * class.c (resolves_to_fixed_type_p): Check CLASSTYPE_FINAL.
829 2019-06-25 Jakub Jelinek <jakub@redhat.com>
831 PR c++/90969
832 * constexpr.c (cxx_eval_array_reference): Don't look through VCE from
833 vector type if lval.
835 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
837 * lex.c (init_reswords): Create keyword for "__intN__" type.
838 * cp-tree.h (cp_decl_specifier_seq): New bitfield "int_n_alt".
839 * decl.c (grokdeclarator): Don't pedwarn about "__intN" ISO
840 C incompatibility if alternate "__intN__" form is used.
841 * parser.c (cp_parser_simple_type_specifier): Set
842 decl_specs->int_n_alt if "__intN__" form is used.
844 2019-06-24 Jan Hubicka <jh@suse.cz>
846 * lex.c (cxx_make_type): Set TYPE_CXX_ODR_P.
848 2019-06-24 Jason Merrill <jason@redhat.com>
850 * class.c (layout_class_type): Don't use a separate
851 CLASSTYPE_AS_BASE if it's the same size.
853 2019-06-23 Marek Polacek <polacek@redhat.com>
855 * call.c (convert_default_arg): Use DEFERRED_PARSE instead of
856 DEFAULT_ARG.
857 * cp-objcp-common.c (cp_tree_size): Likewise. Use tree_deferred_parse
858 instead of tree_default_arg.
859 * cp-tree.def: Rename DEFAULT_ARG to DEFERRED_PARSE.
860 * cp-tree.h: Rename DEFARG_TOKENS to DEFPARSE_TOKENS. Rename
861 DEFARG_INSTANTIATIONS to DEFPARSE_INSTANTIATIONS. Rename
862 tree_default_arg to tree_deferred_parse.
863 (UNPARSED_NOEXCEPT_SPEC_P): Use DEFERRED_PARSE instead of DEFAULT_ARG.
864 (cp_tree_node_structure_enum): Rename TS_CP_DEFAULT_ARG to
865 TS_CP_DEFERRED_PARSE.
866 (lang_tree_node): Rename tree_default_arg to tree_deferred_parse.
867 Rename default_arg to deferred_parse. Use TS_CP_DEFERRED_PARSE instead
868 of TS_CP_DEFAULT_ARG.
869 (defarg_location): Remove declaration.
870 (defparse_location): Add declaration.
871 * decl.c (grokfndecl): Use DEFERRED_PARSE instead of DEFAULT_ARG.
872 Call defparse_location instead of defarg_location.
873 (check_default_argument): Use DEFERRED_PARSE instead of DEFAULT_ARG.
874 (cp_tree_node_structure): Likewise. Use TS_CP_DEFERRED_PARSE instead
875 of TS_CP_DEFAULT_ARG.
876 * decl2.c (grokfield): Use DEFERRED_PARSE instead of DEFAULT_ARG.
877 * error.c (dump_expr): Likewise.
878 (location_of): Likewise.
879 * init.c (get_nsdmi): Likewise.
880 * parser.c (cp_parser_save_noexcept): Likewise. Use DEFPARSE_TOKENS
881 instead of DEFARG_TOKENS.
882 (cp_parser_late_noexcept_specifier): Likewise.
883 (cp_parser_late_parse_one_default_arg): Use DEFPARSE_TOKENS instead
884 of DEFARG_TOKENS.
885 (cp_parser_late_parsing_default_args): Use DEFERRED_PARSE instead of
886 DEFAULT_ARG. Use DEFPARSE_INSTANTIATIONS instead of
887 DEFARG_INSTANTIATIONS.
888 (cp_parser_cache_defarg): Use DEFERRED_PARSE instead of DEFAULT_ARG.
889 Use DEFPARSE_TOKENS instead of DEFARG_TOKENS. Use
890 DEFPARSE_INSTANTIATIONS instead of DEFARG_INSTANTIATIONS.
891 (defparse_location): Renamed from defarg_location.
892 * pt.c (tsubst_default_argument): Use DEFERRED_PARSE instead of
893 DEFAULT_ARG.
894 (tsubst_arg_types): Likewise.
895 (dependent_type_p_r): Likewise.
896 * tree.c (cp_tree_equal): Likewise.
897 (cp_walk_subtrees): Likewise.
898 * typeck.c (convert_arguments): Likewise.
900 2019-06-22 Marek Polacek <polacek@redhat.com>
902 PR c++/86476 - noexcept-specifier is a complete-class context.
903 PR c++/52869
904 * cp-tree.def (DEFAULT_ARG): Update commentary.
905 * cp-tree.h (UNPARSED_NOEXCEPT_SPEC_P): New macro.
906 (tree_default_arg): Use tree_base instead of tree_common.
907 (do_push_parm_decls, maybe_check_overriding_exception_spec): Declare.
908 * decl.c (do_push_parm_decls): New function, broken out of...
909 (store_parm_decls): ...here. Call it.
910 * except.c (nothrow_spec_p): Accept DEFAULT_ARG in the assert.
911 * parser.c (cp_parser_noexcept_specification_opt,
912 cp_parser_late_noexcept_specifier, noexcept_override_late_checks):
913 Forward-declare.
914 (unparsed_noexcepts): New macro.
915 (push_unparsed_function_queues): Update initializer.
916 (cp_parser_direct_declarator): Pass FRIEND_P to
917 cp_parser_exception_specification_opt.
918 (inject_parm_decls): New.
919 (pop_injected_parms): New.
920 (cp_parser_class_specifier_1): Implement delayed parsing of
921 noexcept-specifiers.
922 (cp_parser_save_noexcept): New.
923 (cp_parser_late_noexcept_specifier): New.
924 (noexcept_override_late_checks): New.
925 (cp_parser_noexcept_specification_opt): Add FRIEND_P parameter. Call
926 cp_parser_save_noexcept instead of the normal processing if needed.
927 (cp_parser_exception_specification_opt): Add FRIEND_P parameter and
928 pass it to cp_parser_noexcept_specification_opt.
929 (cp_parser_save_member_function_body): Fix comment.
930 (cp_parser_save_default_args): Maybe save the noexcept-specifier to
931 post process.
932 (cp_parser_transaction): Update call to
933 cp_parser_noexcept_specification_opt.
934 (cp_parser_transaction_expression): Likewise.
935 * parser.h (cp_unparsed_functions_entry): Add new field to carry
936 a noexcept-specifier.
937 * pt.c (dependent_type_p_r): Handle unparsed noexcept expression.
938 * search.c (maybe_check_overriding_exception_spec): New function, broken
939 out of...
940 (check_final_overrider): ...here. Call
941 maybe_check_overriding_exception_spec.
942 * tree.c (canonical_eh_spec): Handle UNPARSED_NOEXCEPT_SPEC_P.
943 (cp_tree_equal): Handle DEFAULT_ARG.
945 PR c++/90881 - bogus -Wunused-value in unevaluated context.
946 * cvt.c (convert_to_void): Don't emit unused warnings in
947 an unevaluated context.
949 2019-06-22 Paolo Carlini <paolo.carlini@oracle.com>
951 * decl.c (grokdeclarator): Use id_loc, typespec_loc, and
952 locations[ds_storage_class] in a few additional places.
954 2019-06-21 Paolo Carlini <paolo.carlini@oracle.com>
956 PR c++/90909
957 Revert:
958 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
960 PR c++/67184
961 PR c++/69445
962 * call.c (build_over_call): Devirtualize when the final overrider
963 comes from the base.
965 2019-06-21 Marek Polacek <polacek@redhat.com>
967 PR c++/61490 - qualified-id in friend function definition.
968 * decl.c (grokdeclarator): Diagnose qualified-id in friend function
969 definition. Improve location for diagnostics of friend functions.
971 PR c++/60223 - ICE with T{} in non-deduced context.
972 * pt.c (unify): Allow COMPOUND_LITERAL_P in a non-deduced context.
974 PR c++/64235 - missing syntax error with invalid alignas.
975 * parser.c (cp_parser_std_attribute_spec): Commit to tentative parse
976 if there's a missing close paren.
978 PR c++/90490 - fix decltype issues in noexcept-specifier.
979 * except.c (build_noexcept_spec): Call
980 instantiate_non_dependent_expr_sfinae before
981 build_converted_constant_expr instead of calling
982 instantiate_non_dependent_expr after it. Add
983 processing_template_decl_sentinel.
985 2019-06-21 Jakub Jelinek <jakub@redhat.com>
987 PR c++/90950
988 * semantics.c (finish_omp_clauses): Don't reject references to
989 incomplete types if processing_template_decl.
991 2019-06-19 Marek Polacek <polacek@redhat.com>
993 PR c++/60364 - noreturn after first decl not diagnosed.
994 * decl.c (duplicate_decls): Give an error when a function is
995 declared [[noreturn]] after its first declaration.
996 * parser.c (cp_parser_std_attribute): Don't treat C++11 noreturn
997 attribute as equivalent to GNU's.
998 * tree.c (std_attribute_table): Add noreturn.
1000 2019-06-19 Jakub Jelinek <jakub@redhat.com>
1002 * cp-gimplify.c (cp_genericize_r): Handle OMP_CLAUSE_{IN,EX}CLUSIVE
1003 like OMP_CLAUSE_SHARED.
1005 2019-06-18 Jason Merrill <jason@redhat.com>
1007 * constexpr.c (cxx_eval_store_expression): Delay target evaluation.
1009 2019-06-18 Jason Merrill <jason@redhat.com>
1011 * constexpr.c (eval_and_check_array_index): Split out from...
1012 (cxx_eval_array_reference): ...here.
1013 (cxx_eval_store_expression): Use it here, too.
1014 (diag_array_subscript): Take location. Strip location wrapper.
1016 2019-06-18 Jason Merrill <jason@redhat.com>
1018 * constexpr.c (cxx_eval_constant_expression): Handle conversion from
1019 and then to the same type.
1021 2019-06-18 Jason Merrill <jason@redhat.com>
1023 * constexpr.c (unshare_constructor): Add MEM_STAT_DECL.
1025 2019-06-17 Jakub Jelinek <jakub@redhat.com>
1027 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_REDUCTION_INSCAN
1028 set need_copy_assignment.
1030 2019-06-17 Marek Polacek <polacek@redhat.com>
1032 PR c++/83820 - excessive attribute arguments not detected.
1033 * parser.c (cp_parser_std_attribute): Detect excessive arguments.
1035 2019-06-17 Nathan Sidwell <nathan@acm.org>
1037 PR c++/90754
1038 * name-lookup.c (lookup_type_scope_1): Calll qualify_lookup before
1039 checking context.
1041 2019-06-14 Marek Polacek <polacek@redhat.com>
1043 PR c++/90884 - stray note with -Wctor-dtor-privacy.
1044 * class.c (maybe_warn_about_overly_private_class): Guard the call to
1045 inform.
1047 2019-06-12 Jason Merrill <jason@redhat.com>
1049 PR c++/85552 - wrong instantiation of dtor for DMI.
1050 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
1052 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1054 * decl.c (grokdeclarator): Use id_loc in five additional places
1055 in the last part of the function.
1057 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1059 * decl.c (grokdeclarator): Move further up the declaration of
1060 id_loc, use it immediately, update its value after the loop
1061 over declarator, use it again in the final part of function;
1062 improve locations of error messages about multiple data types
1063 and conflicting specifiers.
1065 2019-06-13 Richard Biener <rguenther@suse.de>
1067 PR c++/90801
1068 * typeck2.c (split_nonconstant_init_1): Properly count
1069 num_split_elts, optimize single constructor elt removal.
1071 2019-06-12 Marek Polacek <polacek@redhat.com>
1073 PR c++/66999 - 'this' captured by reference.
1074 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
1075 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
1077 PR c++/90825 - endless recursion when evaluating sizeof.
1078 PR c++/90832 - endless recursion when evaluating sizeof.
1079 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
1080 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
1081 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
1082 is instantiation-dependent.
1084 PR c++/90736 - bogus error with alignof.
1085 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
1087 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
1089 PR c++/90449 - add -Winaccessible-base option.
1090 * class.c (warn_about_ambiguous_bases): Changed name to:
1091 maybe_warn_about_inaccessible_bases.
1092 (maybe_warn_about_inaccessible_bases): Implemented new
1093 Winaccessible-base warning option for both direct and virtual
1094 base warnings.
1095 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
1096 new name.
1098 2019-06-11 Richard Biener <rguenther@suse.de>
1100 PR c++/90801
1101 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
1102 from CONSTRUCTOR by marking to remove elements and doing all
1103 of them in a O(n) scan.
1105 2019-06-11 Jakub Jelinek <jakub@redhat.com>
1107 PR c++/90810
1108 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
1109 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
1111 2019-06-11 Martin Liska <mliska@suse.cz>
1113 PR c++/87847
1114 * pt.c (init_template_processing): Disable hash table
1115 sanitization for decl_specializations and type_specializations.
1117 2019-06-10 Jason Merrill <jason@redhat.com>
1119 * constexpr.c (free_constructor): New.
1120 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
1122 * constexpr.c (unshare_constructor): Only unshare if T is itself a
1123 CONSTRUCTOR.
1124 (cxx_eval_call_expression): Don't call it on the result here.
1126 Reduce constexpr_call memory consumption.
1127 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
1128 than TREE_LIST.
1129 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
1130 (cxx_eval_call_expression): Adjust.
1132 2019-06-10 Jakub Jelinek <jakub@redhat.com>
1134 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
1135 reductions.
1136 (cp_parser_omp_scan_loop_body): New function.
1137 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
1138 are inscan reduction clauses.
1139 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
1140 * semantics.c (finish_omp_clauses): Reject mixing inscan with
1141 non-inscan reductions on the same construct, or inscan reductions with
1142 ordered or schedule clauses, or inscan array reductions.
1143 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
1144 (tsubst_expr): Handle OMP_SCAN.
1146 2019-06-07 Jason Merrill <jason@redhat.com>
1148 * constexpr.c (cxx_eval_constant_expression): Call
1149 STRIP_ANY_LOCATION_WRAPPER early.
1150 [CONVERT_EXPR]: Don't build anything for conversion to void.
1151 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
1153 2019-06-05 Martin Sebor <msebor@redhat.com>
1155 PR c/90737
1156 * typeck.c (maybe_warn_about_returning_address_of_local): Only
1157 consider functions returning pointers as candidates for
1158 -Wreturn-local-addr.
1160 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1162 * decl.c (smallest_type_location): New.
1163 (check_special_function_return_type): Use it.
1164 (grokdeclarator): Lkewise.
1166 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1168 * decl.c (grokdeclarator): Use locations[ds_friend]
1169 in one place.
1171 2019-06-05 Martin Sebor <msebor@redhat.com>
1173 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
1174 (convert_like_real): Same.
1175 (convert_arg_to_ellipsis): Same.
1176 * constexpr.c (diag_array_subscript): Same.
1177 * constraint.cc (diagnose_trait_expression): Same.
1178 * cvt.c (ocp_convert): Same.
1179 * decl.c (start_decl): Same.
1180 (check_for_uninitialized_const_var): Same.
1181 (grokfndecl): Same.
1182 (check_special_function_return_type): Same.
1183 (finish_enum_value_list): Same.
1184 (start_preparsed_function): Same.
1185 * parser.c (cp_parser_decl_specifier_seq): Same.
1186 * typeck.c (cp_build_binary_op): Same.
1187 (build_static_cast_1): Same.
1189 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
1191 PR c++/63149 - Wrong auto deduction from braced-init-list.
1192 * pt.c (listify_autos): use non cv qualified auto_node in
1193 std::initializer_list<auto>.
1195 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1197 * decl.c (grokdeclarator): Use declarator->id_loc in two
1198 additional places.
1200 2019-06-04 Nathan Sidwell <nathan@acm.org>
1202 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
1203 and namespace scopes separately.
1205 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
1207 PR c++/60531 - Wrong error about unresolved overloaded function
1208 * typeck.c (cp_build_binary_op): See if overload can be resolved.
1209 (cp_build_unary_op): Ditto.
1211 2019-06-04 Jason Merrill <jason@redhat.com>
1213 Reduce accumulated garbage in constexpr evaluation.
1214 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
1215 don't save.
1216 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
1217 evaluating it.
1219 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1221 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
1222 instead of only up to linear.
1224 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
1226 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
1227 five places.
1229 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
1231 PR c++/85254
1232 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
1234 2019-05-31 Nathan Sidwell <nathan@acm.org>
1236 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
1237 (TYPE_ANON_P): New.
1238 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
1239 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
1240 (make_lambda_name): Don't declare.
1241 * error.c (dump_aggr_type): Check for lambdas before other
1242 anonymous names.
1243 * lambda.c (begin_lambda_type): Use make_anon_name.
1244 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
1245 * mangle.c (write_local_name): Likewise.
1246 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
1248 2019-05-30 Marek Polacek <polacek@redhat.com>
1250 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
1252 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1254 * decl.c (grokdeclarator): Use declarator->id_loc in five
1255 error_at calls.
1257 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1259 PR c++/90598
1260 * tree.c (lvalue_kind): Return clk_none for expressions with
1261 with VOID_TYPE_P.
1263 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1265 PR c++/89875
1266 * parser.c (cp_parser_sizeof_operand): When the type-id production
1267 did not work out commit to the tentative parse.
1269 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1271 P1091R3 - Extending structured bindings to be more like var decls
1272 P1381R1 - Reference capture of structured bindings
1273 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
1274 function scope.
1275 (cp_finish_decomp): Copy over various decl properties from decl to
1276 v[i] in the tuple case.
1277 (grokdeclarator): Allow static, thread_local and __thread for C++2a
1278 and use pedwarn instead of error for older standard revisions.
1279 Make other structured binding diagnostic messages more i18n friendly.
1281 2019-05-28 Nathan Sidwell <nathan@acm.org>
1283 * decl.c (duplicate_decls): Assert a template newdecl has no
1284 specializations.
1286 2019-05-28 Marek Polacek <polacek@redhat.com>
1288 PR c++/90548 - ICE with generic lambda and empty pack.
1289 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
1291 2019-05-28 Nathan Sidwell <nathan@acm.org>
1293 * cp-tree.h (make_anon_name): Drop declaration.
1294 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
1295 * cp-lang.c (cxx_dwarf_name): Likewise.
1296 * class.c (find_flexarrays): Likewise.
1297 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
1298 * error.c (dump_aggr_type): Likewise.
1299 * pt.c (push_template_decl_real): Likewise.
1300 * name-lookup.c (consider_binding_level): Likewise.
1301 (anon_cnt, make_anon_name): Delete.
1303 2019-05-25 Marek Polacek <polacek@redhat.com>
1305 PR c++/90572 - wrong disambiguation in friend declaration.
1306 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
1307 typename for friend declarations.
1309 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1311 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
1313 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
1314 was resolved by r254694.
1316 2019-05-22 Jason Merrill <jason@redhat.com>
1318 PR c++/20408 - unnecessary code for empty struct.
1319 * call.c (build_call_a): Use simple_empty_class_p.
1321 PR c++/86485 - -Wmaybe-unused with empty class ?:
1322 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
1324 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1326 * parser.c (cp_parser_template_declaration_after_parameters): Use
1327 DECL_SOURCE_LOCATION in literal operator template errors.
1329 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1331 PR c++/67184
1332 PR c++/69445
1333 * call.c (build_over_call): Devirtualize when the final overrider
1334 comes from the base.
1336 2019-05-21 Nathan Sidwell <nathan@acm.org>
1338 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
1339 parameter. Document.
1340 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
1341 calls. Remove stray FIXME comment.
1343 * name-lookup.h (struct cp_binding_level): Drop usings field.
1344 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
1345 (finish_nonmember_using_decl): ... this.
1346 * name-lookup.c (push_using_decl_1, push_using_decl):
1347 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
1348 (validate_nonmember_using_decl, finish_namespace_using_decl)
1349 (finish_local_using_decl): Replace with ...
1350 (finish_nonmember_using_decl): ... this. Drop DECL parm.
1351 * parser.c (cp_parser_using_declaration): Don't do lookup here.
1352 * pt.c (tsubst_expr): Do not do using decl lookup here.
1354 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
1356 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
1358 2019-05-20 Marek Polacek <polacek@redhat.com>
1360 CWG 2094 - volatile scalars are trivially copyable.
1361 PR c++/85679
1362 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
1363 scalar types.
1365 2019-05-20 Marek Polacek <polacek@redhat.com>
1367 * pt.c (convert_template_argument): Add a diagnostic for the
1368 [temp.arg]/2 ambiguity case.
1370 * name-lookup.c (finish_using_directive): Don't issue inform() if the
1371 warning didn't trigger. Add quoting. Tweak the inform message.
1373 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1375 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
1377 2019-05-20 Nathan Sidwell <nathan@acm.org>
1379 * name-lookup.c (finish_namespace_using_directive)
1380 (finish_local_using_directive): Merge to ...
1381 (finish_using_directive): ... here. Handle both contexts.
1382 * name-lookup.h (finish_namespace_using_directive)
1383 (finish_local_using_directive): Replace with ...
1384 (finish_using_directive): ... this.
1385 * parser.c (cp_parser_using_directive): Adjust.
1386 * pt.c (tsubst_expr): Likewise.
1388 * cp-tree.h (struct lang_decl_ns): Remove usings field.
1389 (DECL_NAMESPACE_USING): Delete.
1390 * name-lookup.c (name_lookup::search_usings): Use namespace's
1391 binding scope.
1392 (name_lookup::queue_namespae): Likewise.
1393 (finish_namespace_using_directive, push_namespace): Likewise.
1394 (has_using_namespace_std_directive): Just search the entire
1395 binding stack.
1397 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
1399 PR c++/90532 Ensure __is_constructible(T[]) is false
1400 * method.c (is_xible_helper): Return error_mark_node for construction
1401 of an array of unknown bound.
1403 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1405 PR c++/89433
1406 * parser.c (cp_finalize_oacc_routine): Rework checking if already
1407 marked with an OpenACC 'routine' directive.
1409 PR c++/89433
1410 * parser.c (cp_parser_oacc_routine)
1411 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
1412 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
1414 PR c++/89433
1415 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
1416 clauses from "omp declare target" attribute.
1418 2019-05-16 Martin Sebor <msebor@redhat.com>
1420 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
1421 macro. Adjust.
1422 (print_z_candidates): Same.
1423 (build_conditional_expr_1): Quote keywords, operators, and types
1424 in diagnostics.
1425 (build_op_delete_call): Same.
1426 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
1427 macro.
1428 (convert_like_real): Same.
1429 (convert_arg_to_ellipsis): Quote keywords, operators, and types
1430 in diagnostics.
1431 (build_over_call): Same.
1432 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
1433 macro.
1434 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
1435 (cxx_eval_constant_expression): Quote keywords, operators, and types
1436 in diagnostics.
1437 (potential_constant_expression_1): Same.
1438 * cp-gimplify.c (cp_genericize_r): Same.
1439 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
1440 in diagnostics.
1441 (type_promotes_to): Same.
1442 * decl.c (check_previous_goto_1): Same.
1443 (check_goto): Same.
1444 (start_decl): Same.
1445 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
1446 (grok_op_properties): Quote keywords, operators, and types
1447 in diagnostics.
1448 * decl2.c (grokfield): Same.
1449 (coerce_delete_type): Same.
1450 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
1451 * friend.c (do_friend): Quote C++ tokens.
1452 * init.c (build_new_1): Quote keywords, operators, and types
1453 in diagnostics.
1454 (build_vec_delete_1): Same.
1455 (build_delete): Same.
1456 * lex.c (parse_strconst_pragma): Same.
1457 (handle_pragma_implementation): Same.
1458 (unqualified_fn_lookup_error): Same.
1459 * mangle.c (write_type): Same.
1460 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
1461 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
1462 (pop_everything): Same.
1463 * parser.c (cp_lexer_start_debugging): Quote a macro name.
1464 in a diagnostic
1465 (cp_lexer_stop_debugging): Same.
1466 (cp_parser_userdef_numeric_literal): Quote a C++ header name
1467 in a diagnostic.
1468 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
1469 and types in diagnostics.
1470 (cp_parser_question_colon_clause): Same.
1471 (cp_parser_asm_definition): Same.
1472 (cp_parser_init_declarator): Same.
1473 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
1474 a sentence in a diagnostic.
1475 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
1476 in diagnostics.
1477 (cp_parser_transaction): Same.
1478 * pt.c (maybe_process_partial_specialization): Replace second call
1479 to permerror with inform for consistency with other uses.
1480 (expand_integer_pack): Quote keywords, operators, and types
1481 in diagnostics.
1482 * rtti.c (get_typeid): Quote keywords, operators, and types
1483 in diagnostics.
1484 (build_dynamic_cast_1): Same.
1485 * semantics.c (finish_asm_stmt): Same.
1486 (finish_label_decl): Same.
1487 (finish_bases): Same.
1488 (finish_offsetof): Same.
1489 (cp_check_omp_declare_reduction): Same.
1490 (finish_decltype_type): Same.
1491 * tree.c (handle_init_priority_attribute): Same. Add detail
1492 to diagnostics.
1493 (maybe_warn_zero_as_null_pointer_constant): Same.
1494 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
1495 in diagnostics.
1496 (cp_build_unary_op): Same.
1497 (check_for_casting_away_constness): Same.
1498 (build_static_cast): Same.
1499 (build_const_cast_1): Same.
1500 (maybe_warn_about_returning_address_of_local): Same.
1501 (check_return_expr): Same.
1502 * typeck2.c (abstract_virtuals_error_sfinae): Same.
1503 (digest_init_r): Replace a tab with spaces in a diagnostic.
1504 (build_functional_cast): Quote keywords, operators, and types
1505 in diagnostics.
1507 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1509 PR debug/90197
1510 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
1511 before the condition (or if missing or constant non-zero at the end
1512 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
1513 if any. Don't call protected_set_expr_location on incr if it already
1514 has a location.
1516 2019-05-15 Marek Polacek <polacek@redhat.com>
1518 CWG 2096 - constraints on literal unions.
1519 * class.c (check_field_decls): Initialize booleans directly. A union
1520 is literal if at least one of its non-static data members is of
1521 non-volatile literal type.
1523 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1525 * cp-tree.h (REFERENCE_VLA_OK): Remove.
1526 * lambda.c (build_capture_proxy): Remove use of the above.
1528 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1530 * call.c (perform_overload_resolution, build_new_method_call_1):
1531 Use OVL_P; remove redundant TEMPLATE_DECL checks.
1532 * decl.c (grokfndecl): Likewise.
1533 * mangle.c (write_expression): Likewise.
1534 * parser.c (cp_parser_template_id): Likewise.
1535 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
1536 Likewise.
1537 * search.c (build_baselink): Likewise.
1538 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
1540 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1542 PR preprocessor/90382
1543 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1544 min_location.
1546 2019-05-13 Jason Merrill <jason@redhat.com>
1548 Use releasing_vec more broadly.
1549 * cp-tree.h (struct releasing_vec): Replace get_ref method with
1550 operator&.
1551 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
1552 Forwarding functions for releasing_vec.
1553 (release_tree_vector): Declare but don't define.
1554 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
1555 (perform_direct_initialization_if_possible): Use releasing_vec.
1556 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
1557 Likewise.
1558 * cp-gimplify.c (cp_fold): Likewise.
1559 * cvt.c (force_rvalue, ocp_convert): Likewise.
1560 * decl.c (get_tuple_decomp_init): Likewise.
1561 * except.c (build_throw): Likewise.
1562 * init.c (perform_member_init, expand_default_init): Likewise.
1563 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
1564 * parser.c (cp_parser_userdef_char_literal)
1565 (cp_parser_userdef_numeric_literal)
1566 (cp_parser_userdef_string_literal)
1567 (cp_parser_perform_range_for_lookup)
1568 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
1569 (cp_parser_omp_for_loop_init): Likewise.
1570 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
1571 * semantics.c (calculate_direct_bases, calculate_bases)
1572 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
1573 (finish_omp_taskyield, finish_omp_cancel)
1574 (finish_omp_cancellation_point): Likewise.
1575 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
1576 (build_min_non_dep_op_overload): Likewise.
1577 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
1578 (cp_build_modify_expr): Likewise.
1579 * typeck2.c (build_functional_cast): Likewise.
1581 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
1583 * typeck.c (cp_build_function_call_vec): When mark_used fails
1584 unconditionally return error_mark_node.
1586 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1588 * decl.c (grokvardecl): Use an accurate location in error message
1589 about main as a global variable.
1591 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1593 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
1594 * cp-gimplify.c (cp_fold): Likewise.
1595 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
1596 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
1597 * cvt.c (perform_qualification_conversions): Likewise.
1598 * decl.c (grokdeclarator): Likewise.
1599 * decl2.c (build_memfn_type): Likewise.
1600 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
1601 * parser.c (cp_parser_omp_declare_reduction): Likewise.
1602 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
1603 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
1604 * rtti.c (ptr_initializer): Likewise.
1605 * semantics.c (finish_asm_stmt, finish_offsetof,
1606 cp_check_omp_declare_reduction): Likewise.
1607 * tree.c (cp_build_qualified_type_real,
1608 cp_build_type_attribute_variant, cxx_type_hash_eq,
1609 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
1610 * typeck.c (structural_comptypes, convert_arguments,
1611 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
1612 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
1613 Likewise.
1615 2019-05-10 Marek Polacek <polacek@redhat.com>
1617 PR c++/78010 - bogus -Wsuggest-override warning on final function.
1618 * class.c (check_for_override): Don't warn for final functions.
1620 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1622 PR pch/90326
1623 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
1624 c-family/c-cppbuiltin.c.
1626 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1628 PR c++/90382
1629 Revert:
1630 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1632 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1633 min_location.
1635 2019-05-08 Nathan Sidwell <nathan@acm.org>
1637 Kill DECL_SAVED_FUNCTION_DATA .
1638 * cp-tree.h (language_function): Remove x_auto_return_pattern.
1639 (current_function_auto_return_pattern): Delete.
1640 (lang_decl_fn): Replace saved_language_function with
1641 saved_auto_return type.
1642 (DECL_SAVED_FUNCTION_DATA): Delete.
1643 (DECL_SAVED_AUTO_RETURN_TYPE): New.
1644 (FNDECL_USED_AUTO): Correct documentation.
1645 * decl.c (duplicate_decls): Adjust AUTO return handling.
1646 (start_preparsed_function): Replace
1647 current_function_auto_return_pattern with
1648 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
1649 zapping.
1650 (finish_function): Likewise.
1651 (save_function_data): Delete.
1652 (fndecl_declared_return_type): Reimplement.
1653 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
1654 * method.c (make_thunk, make_alias_for): Likewise.
1655 * parser.c (cp_parser_jump_statement): Likewise.
1656 * pt.c (do_auto_deduction): Likewise.
1657 * typeck.c (check_return_expr): Likewise.
1659 2019-05-06 Jason Merrill <jason@redhat.com>
1661 PR c++/90171 - reorganize usual_deallocation_fn_p
1662 * call.c (struct dealloc_info): New.
1663 (usual_deallocation_fn_p): Take a dealloc_info*.
1664 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
1665 (build_op_delete_call): Adjust.
1667 2019-05-07 Jason Merrill <jason@redhat.com>
1669 PR c++/86485 - -Wmaybe-unused with empty class ?:
1670 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
1672 * pt.c (type_dependent_expression_p): A non-type template parm with
1673 a placeholder type is type-dependent.
1675 2019-05-06 Marek Polacek <polacek@redhat.com>
1677 PR c++/90265 - ICE with generic lambda.
1678 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
1679 element in the vector.
1681 2019-05-03 Martin Liska <mliska@suse.cz>
1683 * call.c (build_aggr_conv): Use is_empty instead of
1684 elements () == 0 (and similar usages).
1685 * parser.c (cp_parser_lambda_introducer): Likewise.
1687 2019-05-02 Nathan Sidwell <nathan@acm.org>
1689 * semantics.c (finish_id_expression_1): Remove unreachable code.
1691 2019-05-01 Nathan Sidwell <nathan@acm.org>
1693 * name-lookup.h (get_class_binding_direct): Change final arg to
1694 bool.
1695 (get_class_binding): Likewise.
1696 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
1697 arg with WANT_TYPE bool. Simplify.
1698 (get_class_binding): Adjust final arg.
1699 * decl.c (reshape_init_class): Adjust get_class_binding calls.
1701 2019-04-30 Nathan Sidwell <nathan@acm.org>
1703 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
1704 nodes. Call c_common_init_ts.
1706 2019-04-29 Nathan Sidwell <nathan@acm.org>
1708 * decl.c (duplicate_decls): Add whitespace, move comments into
1709 conditional blocks.
1710 * method.c (explain_implicit_non_constexpr): Refactor.
1711 * pt.c (check_explicit_specialization): Fix indentation.
1712 * semantics.c (process_outer_var_ref): Reformat.
1713 (finish_id_expression_1): Use STRIP_TEMPLATE.
1715 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
1717 PR c++/90243 - orphaned note in uninstantiated constexpr function
1718 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
1719 error was shown.
1721 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1723 PR c++/90173
1724 * decl.c (grokdeclarator): Set type to error_mark_node
1725 upon error about template placeholder type non followed
1726 by a simple declarator-id.
1728 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1730 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1731 min_location.
1733 2019-04-24 Jason Merrill <jason@redhat.com>
1735 PR c++/90227 - error with template parameter packs.
1736 * pt.c (coerce_template_parms): Do add empty pack when
1737 require_all_args.
1739 2019-04-24 Richard Biener <rguenther@suse.de>
1741 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
1742 (conversion_null_warnings): Likewise.
1743 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
1744 early if type1 == type2.
1746 2019-04-22 Jason Merrill <jason@redhat.com>
1748 PR c++/87366 - wrong error with alias template.
1749 * typeck.c (structural_comptypes): When comparing_specializations,
1750 aliases are unequal.
1751 (comptypes): When comparing_specializations, do structural
1752 comparison.
1754 2019-04-19 Jason Merrill <jason@redhat.com>
1756 PR c++/90190 - CTAD with list-constructor.
1757 * pt.c (do_class_deduction): Don't try the single element deduction
1758 if the single element is also a braced list.
1760 PR c++/90171 - ICE with destroying delete with size_t parm.
1761 * call.c (sized_deallocation_fn_p): New. Use it instead of
1762 second_parm_is_size_t in most cases.
1763 (second_parm_is_size_t): Don't check for aligned.
1765 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1767 PR c++/89900
1768 * pt.c (fn_type_unification): When handling null explicit
1769 arguments do not special case non-parameter packs.
1771 2019-04-19 Jakub Jelinek <jakub@redhat.com>
1773 PR c++/90138
1774 * pt.c (process_template_parm): Set decl to pushdecl result. If
1775 !is_non_type, also set parm to that.
1777 PR c/89888
1778 * decl.c (struct cp_switch): Remove outside_range_p member.
1779 (push_switch): Don't clear it.
1780 (pop_switch): Adjust c_do_switch_warnings caller.
1781 (finish_case_label): Adjust c_add_case_label caller.
1783 PR c++/90108
1784 * decl.c (duplicate_decls): If remove is main variant and
1785 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
1786 variant that has newdecl as TYPE_NAME if any.
1788 2019-04-18 Jason Merrill <jason@redhat.com>
1790 PR c++/87554 - ICE with extern template and reference member.
1791 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
1793 2019-04-17 Jason Merrill <jason@redhat.com>
1795 PR c++/90047 - ICE with enable_if alias template.
1796 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
1797 hash table when we're in SFINAE context.
1799 2019-04-17 Marek Polacek <polacek@redhat.com>
1801 PR c++/90124 - bogus error with incomplete type in decltype.
1802 * typeck.c (build_class_member_access_expr): Check
1803 cp_unevaluated_operand.
1805 2019-04-12 Jakub Jelinek <jakub@redhat.com>
1807 PR c/89933
1808 * decl.c (duplicate_decls): When newdecl's type is its main variant,
1809 don't try to remove it from the variant list, but instead assert
1810 it has no variants.
1812 2019-04-12 Martin Sebor <msebor@redhat.com>
1814 PR c/88383
1815 PR c/89288
1816 * parser.c (cp_parser_has_attribute_expression): Handle assignment
1817 expressions.
1819 2019-04-12 Jason Merrill <jason@redhat.com>
1821 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
1822 of PMF type.
1824 2019-04-12 Marek Polacek <polacek@redhat.com>
1826 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
1827 instead of perform_implicit_conversion_flags.
1829 PR c++/87603 - constexpr functions are no longer noexcept.
1830 * constexpr.c (is_sub_constant_expr): Remove unused function.
1831 * cp-tree.h (is_sub_constant_expr): Remove declaration.
1832 * except.c (check_noexcept_r): Don't consider a call to a constexpr
1833 function noexcept.
1835 2019-04-11 Jakub Jelinek <jakub@redhat.com>
1837 PR translation/90035
1838 * parser.h (struct cp_parser): Add
1839 type_definition_forbidden_message_arg member.
1840 * parser.c (cp_debug_parser): Print it.
1841 (cp_parser_check_type_definition): Pass
1842 parser->type_definition_forbidden_message_arg as second argument to
1843 error.
1844 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
1845 parser->type_definition_forbidden_message_arg and use G_() with
1846 %qs for parser->type_definition_forbidden_message instead of
1847 building untranslatable message using concat.
1849 2019-04-09 Jakub Jelinek <jakub@redhat.com>
1851 PR translation/90011
1852 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
1854 2019-04-08 Marek Polacek <polacek@redhat.com>
1856 * typeck2.c (digest_init_r): Don't condition the object slicing warning
1857 on flag_checking.
1859 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
1861 PR c++/89914
1862 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
1863 when maybe_instantiate_noexcept fails.
1864 (classtype_has_nothrow_assign_or_copy_p): Likewise.
1865 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
1866 to build_exception_variant.
1868 2019-04-05 Marek Polacek <polacek@redhat.com>
1870 PR c++/87145 - bogus error converting class type in template arg list.
1871 * pt.c (convert_nontype_argument): Don't call
1872 build_converted_constant_expr if it could involve calling a conversion
1873 function with a instantiation-dependent constructor as its argument.
1875 2019-04-05 Martin Sebor <msebor@redhat.com>
1877 PR bootstrap/89980
1878 * decl.c (reshape_init_array_1): Avoid treating empty strings
1879 as zeros in array initializers.
1880 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
1882 2019-04-04 Jason Merrill <jason@redhat.com>
1884 PR c++/89948 - ICE with break in statement-expr.
1885 * constexpr.c (cxx_eval_statement_list): Jumping out of a
1886 statement-expr is non-constant.
1888 2019-04-04 Jason Merrill <jason@redhat.com>
1890 PR c++/89966 - error with non-type auto tparm.
1891 * pt.c (do_auto_deduction): Clear tf_partial.
1893 2019-04-04 Jason Merrill <jason@redhat.com>
1895 PR c++/86986 - ICE with TTP with parameter pack.
1896 * pt.c (coerce_template_parameter_pack): Only look at the type of a
1897 non-type parameter pack.
1898 (fixed_parameter_pack_p_1): Don't recurse into the type of a
1899 non-type parameter pack.
1900 (coerce_template_template_parms): Call add_outermost_template_args.
1902 2019-04-04 Martin Sebor <msebor@redhat.com>
1904 PR c++/89974
1905 PR c++/89878
1906 PR c++/89833
1907 PR c++/47488
1908 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
1909 from arrays of trivial type and known size.
1910 * mangle.c (write_expression): Convert braced initializer lists
1911 to STRING_CSTs.
1912 (write_expression): Trim trailing zero-initializers from arrays
1913 of trivial type.
1914 (write_template_arg_literal): Mangle strings the same as braced
1915 initializer lists.
1917 2019-04-03 Jason Merrill <jason@redhat.com>
1919 PR c++/81866 - ICE with member template and default targ.
1920 * pt.c (tsubst_template_decl): Handle getting a type from
1921 retrieve_specialization.
1923 PR c++/86586 - -fcompare-debug=-Wsign-compare.
1924 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
1926 PR c++/89331 - ICE with offsetof in incomplete class.
1927 * semantics.c (finish_offsetof): Handle error_mark_node.
1928 * typeck.c (build_class_member_access_expr): Call
1929 complete_type_or_maybe_complain before converting to base.
1931 PR c++/89917 - ICE with lambda in variadic mem-init.
1932 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
1934 2019-04-01 Jason Merrill <jason@redhat.com>
1936 PR c++/86946 - ICE with function call in template argument.
1937 DR 1321
1938 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
1939 dependent_name.
1941 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
1943 PR c++/62207
1944 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
1946 2019-03-31 Marek Polacek <polacek@redhat.com>
1948 PR c++/89852 - ICE with C++11 functional cast with { }.
1949 * constexpr.c (fold_non_dependent_expr_template): New static function
1950 broken out of...
1951 (fold_non_dependent_expr): ...here.
1952 (fold_non_dependent_init): New function.
1953 * cp-tree.h (fold_non_dependent_init): Declare.
1954 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
1955 of fold_non_dependent_expr. Don't call maybe_constant_init.
1957 2019-03-30 Jason Merrill <jason@redhat.com>
1959 PR c++/89744 - ICE with specialization of member class template.
1960 * pt.c (lookup_template_class_1): If the partial instantiation is
1961 explicitly specialized, adjust.
1962 (maybe_process_partial_specialization): Also adjust
1963 CLASSTYPE_TI_ARGS.
1965 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1967 PR sanitizer/89869
1968 * typeck.c: Include gimplify.h.
1969 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
1970 for second time. Formatting fixes.
1972 2019-03-29 Marek Polacek <polacek@redhat.com>
1974 PR c++/89876 - ICE with deprecated conversion.
1975 * call.c (convert_like_real): Only give warnings with tf_warning.
1977 2019-03-28 Marek Polacek <polacek@redhat.com>
1979 PR c++/89612 - ICE with member friend template with noexcept.
1980 * pt.c (maybe_instantiate_noexcept): For function templates, use their
1981 template result (function decl). Don't set up local specializations.
1982 Temporarily turn on processing_template_decl. Update the template type
1983 too.
1985 PR c++/89836 - bool constant expression and explicit conversions.
1986 * call.c (build_converted_constant_expr_internal): New function,
1987 renamed from...
1988 (build_converted_constant_expr): ...this. New.
1989 (build_converted_constant_bool_expr): New.
1990 * cp-tree.h (build_converted_constant_bool_expr): Declare.
1991 * decl.c (build_explicit_specifier): Call
1992 build_converted_constant_bool_expr.
1994 2019-03-28 Jakub Jelinek <jakub@redhat.com>
1996 PR c++/89785
1997 * constexpr.c (struct check_for_return_continue_data): New type.
1998 (check_for_return_continue): New function.
1999 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
2000 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
2001 in loop bodies and set *jump_target to that if found.
2003 2019-03-27 Jason Merrill <jason@redhat.com>
2005 PR c++/89831 - error with qualified-id in const member function.
2006 * semantics.c (finish_non_static_data_member): Use object cv-quals
2007 in scoped case, too.
2009 PR c++/89421 - ICE with lambda in template parameter list.
2010 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
2011 template parameter list before C++20.
2012 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
2013 * semantics.c (begin_class_definition): Restore error about defining
2014 non-lambda class in template parm list.
2016 2019-03-26 Jason Merrill <jason@redhat.com>
2018 PR c++/86932 - missed SFINAE with empty pack.
2019 * pt.c (coerce_template_parms): Don't add an empty pack if
2020 tf_partial.
2021 (fn_type_unification): Pass tf_partial to coerce_template_parms.
2023 PR c++/86429 - constexpr variable in lambda.
2024 PR c++/82643
2025 PR c++/87327
2026 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
2027 try evaluating the captured variable directly.
2029 2019-03-26 Jakub Jelinek <jakub@redhat.com>
2031 PR c++/89796
2032 * semantics.c (finish_omp_atomic): Add warning_sentinel for
2033 -Wunused-value around finish_expr_stmt call.
2035 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
2037 PR c++/84661
2038 PR c++/85013
2039 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
2040 to undo the disabling of warnings.
2042 2019-03-25 Jason Merrill <jason@redhat.com>
2044 PR c++/87748 - substitution failure error with decltype.
2045 * pt.c (most_specialized_partial_spec): Clear
2046 processing_template_decl.
2048 2019-03-25 Marek Polacek <polacek@redhat.com>
2050 PR c++/89214 - ICE when initializing aggregates with bases.
2051 * typeck2.c (digest_init_r): Warn about object slicing instead of
2052 crashing.
2054 PR c++/89705 - ICE with reference binding with conversion function.
2055 * call.c (reference_binding): If the result of the conversion function
2056 is a prvalue of non-class type, use the cv-unqualified type.
2058 2019-03-25 Nathan Sidwell <nathan@acm.org>
2060 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
2062 2019-03-22 Jakub Jelinek <jakub@redhat.com>
2064 PR c++/60702
2065 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
2066 (maybe_get_tls_wrapper_call): Declare.
2067 * decl2.c (get_tls_wrapper_fn): Make static.
2068 (maybe_get_tls_wrapper_call): New function.
2069 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
2070 variables.
2071 * semantics.c (finish_qualified_id_expr): Likewise.
2072 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
2073 * pt.c (tsubst_copy_and_build): Likewise.
2075 PR c++/87481
2076 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
2077 (cxx_eval_constant_expression): When not skipping, not constant class
2078 or location wrapper, increment *ctx->constexpr_ops_count and if it is
2079 above constexpr_loop_nest_limit, diagnose failure.
2080 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
2081 initialize ctx.constexpr_ops_count to its address.
2082 (is_sub_constant_expr): Likewise.
2084 2019-03-21 Jakub Jelinek <jakub@redhat.com>
2086 PR c++/71446
2087 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
2088 hash_set<tree, true> &, adjust uses accordingly.
2089 (build_aggr_conv): Change pset from hash_set<tree> *
2090 to hash_set<tree, true>. Replace goto fail; with return NULL;,
2091 adjust pset uses.
2093 PR c++/89767
2094 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
2095 variables, check for duplicates in this function.
2096 * lambda.c (add_capture): Don't check for duplicates nor use
2097 IDENTIFIER_MARKED.
2098 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
2100 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2102 PR c++/89571
2103 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
2104 error_mark_node to comp_except_specs.
2106 2019-03-20 Jason Merrill <jason@redhat.com>
2108 PR c++/87480 - decltype of member access in default template arg
2109 * pt.c (type_unification_real): Accept a dependent result in
2110 template context.
2112 2019-03-19 Martin Sebor <msebor@redhat.com>
2114 PR tree-optimization/89688
2115 * typeck2.c (store_init_value): Call braced_lists_to_string for more
2116 kinds of initializers.
2118 2019-03-18 Jason Merrill <jason@redhat.com>
2120 PR c++/89630 - ICE with dependent using-decl as template arg.
2121 * tree.c (cp_tree_equal): Always return false for USING_DECL.
2123 PR c++/89761 - ICE with sizeof... in pack expansion.
2124 * pt.c (argument_pack_element_is_expansion_p): Handle
2125 ARGUMENT_PACK_SELECT.
2127 PR c++/89640 - GNU attributes on lambda.
2128 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
2130 PR c++/89682 - wrong access error in default argument.
2131 * pt.c (tsubst_default_argument): Don't defer access checks.
2133 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
2135 PR c++/85014
2136 * semantics.c (finish_non_static_data_member): Check return value
2137 of context_for_name_lookup and immediately return error_mark_node
2138 if isn't a type.
2140 2019-03-17 Jason Merrill <jason@redhat.com>
2142 PR c++/89571 - ICE with ill-formed noexcept on constructor.
2143 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
2144 (regenerate_decl_from_template): Use it for noexcept-specs.
2146 2019-03-14 Jason Merrill <jason@redhat.com>
2148 * parser.c (cp_parser_decl_specifier_seq): Support C++20
2149 concept-definition syntax without 'bool'.
2151 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2153 PR c++/89512
2154 * semantics.c (finish_qualified_id_expr): Reject variable templates.
2156 PR c++/89652
2157 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
2158 hash_set<tree> to vec<tree>.
2159 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
2160 of hash_set.
2161 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
2162 removal of SAVE_EXPRs from values.
2163 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
2164 method on save_exprs instead of add.
2166 2019-03-13 Jason Merrill <jason@redhat.com>
2168 PR c++/86521 - C++17 copy elision in initialization by constructor.
2169 * call.c (joust_maybe_elide_copy): New.
2170 (joust): Call it.
2172 2019-03-13 Marek Polacek <polacek@redhat.com>
2174 PR c++/88979 - further P0634 fix for constructors.
2175 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
2176 cp_parser_constructor_declarator_p.
2177 (cp_parser_direct_declarator): Allow missing typename for constructor
2178 parameters.
2179 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
2180 cp_parser_type_specifier.
2182 PR c++/89686 - mixing init-capture and simple-capture in lambda.
2183 * parser.c (cp_parser_lambda_introducer): Give error when combining
2184 init-capture and simple-capture.
2186 PR c++/89660 - bogus error with -Wredundant-move.
2187 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
2188 as the std::move's argument. Don't call convert_for_initialization
2189 when warn_redundant_move isn't on.
2191 2019-03-11 Jason Merrill <jason@redhat.com>
2193 PR c++/86521 - wrong overload resolution with ref-qualifiers.
2194 * call.c (build_user_type_conversion_1): Don't use a conversion to a
2195 reference of the wrong rvalueness for direct binding.
2197 2019-03-11 Martin Liska <mliska@suse.cz>
2199 * cvt.c (build_expr_type_conversion): Wrap apostrophes
2200 in gcc internal format with %'.
2201 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
2202 (grokfndecl): Likewise.
2203 * name-lookup.c (do_pushtag): Likewise.
2204 * pt.c (unify_parameter_deduction_failure): Likewise.
2205 (unify_template_deduction_failure): Likewise.
2207 2019-03-11 Martin Liska <mliska@suse.cz>
2209 * call.c (convert_arg_to_ellipsis): Wrap an option name
2210 in a string format message and fix GNU coding style.
2211 (build_over_call): Likewise.
2212 * class.c (check_field_decl): Likewise.
2213 (layout_nonempty_base_or_field): Likewise.
2214 * constexpr.c (cxx_eval_loop_expr): Likewise.
2215 * cvt.c (type_promotes_to): Likewise.
2216 * decl.c (cxx_init_decl_processing): Likewise.
2217 (mark_inline_variable): Likewise.
2218 (grokdeclarator): Likewise.
2219 * decl2.c (record_mangling): Likewise.
2220 * error.c (maybe_warn_cpp0x): Likewise.
2221 * except.c (doing_eh): Likewise.
2222 * mangle.c (maybe_check_abi_tags): Likewise.
2223 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
2224 (cp_parser_userdef_numeric_literal): Likewise.
2225 (cp_parser_primary_expression): Likewise.
2226 (cp_parser_unqualified_id): Likewise.
2227 (cp_parser_pseudo_destructor_name): Likewise.
2228 (cp_parser_builtin_offsetof): Likewise.
2229 (cp_parser_lambda_expression): Likewise.
2230 (cp_parser_lambda_introducer): Likewise.
2231 (cp_parser_lambda_declarator_opt): Likewise.
2232 (cp_parser_selection_statement): Likewise.
2233 (cp_parser_init_statement): Likewise.
2234 (cp_parser_decomposition_declaration): Likewise.
2235 (cp_parser_function_specifier_opt): Likewise.
2236 (cp_parser_static_assert): Likewise.
2237 (cp_parser_simple_type_specifier): Likewise.
2238 (cp_parser_namespace_definition): Likewise.
2239 (cp_parser_using_declaration): Likewise.
2240 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
2241 (cp_parser_initializer_list): Likewise.
2242 (cp_parser_type_parameter_key): Likewise.
2243 (cp_parser_member_declaration): Likewise.
2244 (cp_parser_try_block): Likewise.
2245 (cp_parser_std_attribute_spec): Likewise.
2246 (cp_parser_requires_clause_opt): Likewise.
2247 * pt.c (check_template_variable): Likewise.
2248 (check_default_tmpl_args): Likewise.
2249 (push_tinst_level_loc): Likewise.
2250 (instantiate_pending_templates): Likewise.
2251 (invalid_nontype_parm_type_p): Likewise.
2252 * repo.c (get_base_filename): Likewise.
2253 * rtti.c (typeid_ok_p): Likewise.
2254 (build_dynamic_cast_1): Likewise.
2255 * tree.c (maybe_warn_parm_abi): Likewise.
2257 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2259 PR other/80058
2260 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
2261 one space before " at the end of line and another after " on another
2262 line in a string literal.
2264 PR tree-optimization/89550
2265 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
2266 warning_at returned true.
2267 * decl2.c (c_parse_final_cleanups): Likewise.
2268 * typeck.c (convert_for_assignment): Likewise.
2269 * decl.c (finish_function): Likewise.
2271 PR c++/89585
2272 * parser.c (cp_parser_asm_definition): Just warn instead of error
2273 on volatile qualifier outside of function body.
2275 PR c++/89599
2276 * constexpr.c (potential_constant_expression_1): Reject
2277 REINTERPRET_CAST_P NOP_EXPRs.
2279 PR c++/89622
2280 * call.c (joust): Call print_z_candidate only if pedwarn returned
2281 true.
2283 2019-03-07 Jason Merrill <jason@redhat.com>
2285 PR c++/88123 - lambda and using-directive.
2286 * name-lookup.c (op_unqualified_lookup)
2287 (maybe_save_operator_binding, discard_operator_bindings)
2288 (push_operator_bindings): New.
2289 * typeck.c (build_x_binary_op, build_x_unary_op): Call
2290 maybe_save_operator_binding.
2291 * decl.c (start_preparsed_function): Call push_operator_bindings.
2292 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
2294 PR c++/88820 - ICE with CTAD and member template used in DMI.
2295 * pt.c (do_class_deduction): Handle parm used as its own arg.
2297 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2299 PR c++/89585
2300 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
2301 at toplevel, but diagnose them.
2303 2019-03-06 Jason Merrill <jason@redhat.com>
2305 PR c++/89381 - implicit copy and using-declaration.
2306 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
2307 op= brought in by a using-declaration.
2309 2019-03-06 Jakub Jelinek <jakub@redhat.com>
2311 PR c++/87148
2312 * init.c (build_value_init_noctor): Ignore flexible array members.
2314 2019-03-06 Jason Merrill <jason@redhat.com>
2316 PR c++/89576 - if constexpr of lambda capture.
2317 * semantics.c (maybe_convert_cond): Do convert a non-dependent
2318 condition in a template.
2319 * typeck.c (condition_conversion): Handle being called in a
2320 template.
2322 2019-03-06 Marek Polacek <polacek@redhat.com>
2324 PR c++/87378 - bogus -Wredundant-move warning.
2325 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
2326 overload resolution would actually succeed.
2328 2019-03-05 Jason Merrill <jason@redhat.com>
2330 * class.c (is_really_empty_class): Add ignore_vptr parm.
2331 (trivial_default_constructor_is_constexpr): Pass it.
2332 * call.c (build_over_call): Pass it.
2333 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
2334 checking TYPE_POLYMORPHIC_P.
2335 (cxx_eval_component_reference, potential_constant_expression_1):
2336 Pass it.
2337 * cp-gimplify.c (simple_empty_class_p): Pass it.
2338 * init.c (expand_aggr_init_1): Pass it.
2340 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
2342 PR c++/84605
2343 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
2345 2019-03-04 Jakub Jelinek <jakub@redhat.com>
2347 PR c++/71446
2348 * call.c (field_in_pset): New function.
2349 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
2351 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2353 PR c++/71446
2354 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
2355 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
2356 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
2357 (cp_parser_initializer_list): Add designated parameter, set *designated
2358 to a bool whether any designators were parsed.
2359 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
2360 needed.
2361 * pt.c (tsubst_copy_and_build): Likewise.
2362 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
2363 don't call build_list_conv, nor build_complex_conv, nor attempt to
2364 convert a single element initializer to scalar.
2366 2019-03-01 Marek Polacek <polacek@redhat.com>
2368 PR c++/89537 - missing location for error with non-static member fn.
2369 * call.c (resolve_args): Use EXPR_LOCATION.
2370 * typeck.c (build_class_member_access_expr): Use input_location.
2372 PR c++/89532 - ICE with incomplete type in decltype.
2373 * semantics.c (finish_compound_literal): Return error_mark_node
2374 if digest_init_flags returns error_mark_node.
2376 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2378 Implement P1002R1, Try-catch blocks in constexpr functions
2379 PR c++/89513
2380 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
2381 Diagnose constexpr ctor or function with function-try-block with
2382 pedwarn for c++17 and earlier. Formatting fix.
2383 (cp_parser_try_block): Use pedwarn instead of error and only for
2384 c++17 and earlier when try block appears in constexpr function.
2385 * constexpr.c (build_constexpr_constructor_member_initializers):
2386 Handle TRY_BLOCK here instead of erroring on it.
2388 2019-02-28 Jason Merrill <jason@redhat.com>
2390 PR c++/88183 - ICE with .* fold-expression.
2391 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
2393 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2394 * class.c, lambda.c, pt.c: Revert earlier change.
2395 * lambda.c (add_capture): Don't special-case capture of dependent
2396 VLA.
2398 * name-lookup.c (print_binding_level): Print this_entity.
2400 2019-02-27 Marek Polacek <polacek@redhat.com>
2402 PR c++/88857 - ICE with value-initialization of argument in template.
2403 * call.c (convert_like_real): Don't call build_value_init in template.
2405 2019-02-27 Jason Merrill <jason@redhat.com>
2407 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2408 * semantics.c (process_outer_var_ref): Do capture dependent vars.
2409 * class.c (finish_struct): Only add TAG_DEFN if T is in
2410 current_function_decl.
2411 * lambda.c (vla_capture_type): Force the capture type out into the
2412 lambda's enclosing function.
2413 (add_capture): Pass in the lambda.
2414 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
2416 2019-02-27 Marek Polacek <polacek@redhat.com>
2418 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
2419 * parser.c (cp_parser_using_declaration): For an unscoped enum
2420 only use its context if it's not a function declaration.
2422 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2424 PR c++/89488
2425 * method.c (process_subob_fn): When maybe_instantiate_noexcept
2426 returns false don't call merge_exception_specifiers.
2428 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2430 PR c++/88987
2431 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
2432 for a non-constant parsed expression.
2434 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2436 PR c++/89481
2437 * constexpr.c (cxx_eval_store_expression): When changing active union
2438 member, set no_zero_init.
2440 2019-02-23 Marek Polacek <polacek@redhat.com>
2442 PR c++/88294 - ICE with non-constant noexcept-specifier.
2443 * pt.c (maybe_instantiate_noexcept): Set up the list of local
2444 specializations. Set current_class_{ptr,ref}.
2446 2019-02-22 David Malcolm <dmalcolm@redhat.com>
2448 PR c++/89390
2449 * parser.c (cp_parser_unqualified_id): Capture and use locations
2450 for destructors.
2452 2019-02-22 Marek Polacek <polacek@redhat.com>
2454 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
2455 * decl.c (build_explicit_specifier): Don't check
2456 processing_template_decl. Call instantiation_dependent_expression_p
2457 instead of value_dependent_expression_p. Call
2458 instantiate_non_dependent_expr_sfinae before
2459 build_converted_constant_expr instead of calling
2460 instantiate_non_dependent_expr after it. Add
2461 processing_template_decl_sentinel.
2463 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2465 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
2466 parameter, move loc formal parameter to the front. Adjust all
2467 users.
2468 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
2469 all users.
2471 2019-02-21 Jason Merrill <jason@redhat.com>
2473 PR c++/87685 - generic lambda 'this' capture error.
2474 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
2475 (maybe_generic_this_capture): Pass -1.
2477 PR c++/88394 - ICE with VLA init-capture.
2478 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
2480 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
2481 * pt.c (do_class_deduction): Don't include explicit specialization
2482 args in outer_args.
2484 PR c++/89422 - ICE with -g and lambda in default arg in template.
2485 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
2487 2019-02-21 Jason Merrill <jason@redhat.com>
2489 PR c++/88419 - C++17 ICE with class template arg deduction.
2490 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
2491 CLASS_PLACEHOLDER_TEMPLATE.
2493 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2495 PR c++/89285
2496 * constexpr.c (struct constexpr_fundef): Add parms and result members.
2497 (retrieve_constexpr_fundef): Adjust for the above change.
2498 (register_constexpr_fundef): Save constexpr body with copy_fn,
2499 temporarily set DECL_CONTEXT on DECL_RESULT before that.
2500 (get_fundef_copy): Change FUN argument to FUNDEF with
2501 constexpr_fundef * type, grab body and parms/result out of
2502 constexpr_fundef struct and temporarily change it for copy_fn calls
2503 too.
2504 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
2505 adjust current_function_decl from ctx->call context. Test
2506 !potential_constant_expression instead of !is_constant_expression.
2507 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
2508 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
2509 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
2510 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
2511 operands to be NULL.
2512 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
2513 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
2514 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
2515 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
2516 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
2517 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
2518 DECL_EXPR with USING_DECL operand.
2519 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
2520 build_int_cst to make it a valid constant expression.
2522 2019-02-20 Jason Merrill <jason@redhat.com>
2524 PR c++/88690 - C++17 ICE with empty base in aggregate.
2525 * typeck2.c (process_init_constructor_record): Skip trivial
2526 initialization of an empty base.
2528 2019-02-21 Richard Biener <rguenther@suse.de>
2530 PR middle-end/89392
2531 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
2532 make symtab process new functions here.
2534 2019-02-20 Jason Merrill <jason@redhat.com>
2536 PR c++/87921 - wrong error with inline static data member.
2537 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
2538 for a non-template inline variable. Do nothing for an
2539 already-instantiated variable.
2540 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
2541 DECL_INLINE_VAR_P.
2542 * decl.c (check_initializer): Likewise.
2543 (make_rtl_for_nonlocal_decl): Likewise.
2544 * pt.c (instantiate_decl): Likewise.
2545 * typeck2.c (store_init_value): Likewise.
2547 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2549 PR c++/89403
2550 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
2551 for flag_syntax_only from here...
2552 * semantics.c (expand_or_defer_fn_1): ... here.
2554 PR c++/89405
2555 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
2556 DECL_COMMON, set DECL_INTERFACE_KNOWN.
2558 PR c++/89336
2559 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
2560 union member for -std=c++17 and earlier.
2562 2019-02-19 Jason Merrill <jason@redhat.com>
2564 PR c++/87513 - 'sorry' mangling PMF template-id.
2565 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
2567 2019-02-19 Jason Merrill <jason@redhat.com>
2569 PR c++/88380 - wrong-code with flexible array and NSDMI.
2570 * typeck2.c (process_init_constructor_record): Skip flexarrays.
2572 2019-02-20 will wray <wjwray@gmail.com>
2574 PR c++/88572 - wrong handling of braces on scalar init.
2575 * decl.c (reshape_init_r): Allow braces around scalar initializer
2576 within aggregate init. Reject double braced-init of scalar
2577 variable.
2579 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2581 PR c++/84536
2582 * pt.c (tsubst_init): Diagnose an initializer expanding to an
2583 empty list of expressions; tweak wrt dependent types.
2584 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
2585 instead of tsubst_expr.
2587 2019-02-19 Jason Merrill <jason@redhat.com>
2589 PR c++/88368 - wrong 'use of deleted function'
2590 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
2591 (get_defaulted_eh_spec): Call push_tinst_level.
2592 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
2593 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
2595 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
2597 PR c/87924
2598 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
2599 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
2601 2019-02-19 Jakub Jelinek <jakub@redhat.com>
2603 PR c++/89387
2604 * lambda.c (maybe_generic_this_capture): Don't check
2605 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
2607 PR c++/89391
2608 * typeck.c (build_reinterpret_cast_1): Don't handle void to
2609 && conversion go through build_target_expr_with_type.
2611 PR c++/89390
2612 * error.c (qualified_name_lookup_error): Only call
2613 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
2615 2019-02-19 Tom Honermann <tom@honermann.net>
2617 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
2619 2019-02-18 Jason Merrill <jason@redhat.com>
2621 PR c++/89336 - multiple stores in constexpr stmt.
2622 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
2623 assigned value.
2625 * pt.c (check_explicit_specialization): If the declarator is a
2626 template-id, only check whether the arguments are dependent.
2628 Improve duplicate [[likely]] diagnostic.
2629 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
2630 to process_stmt_hotness_attribute.
2631 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
2632 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
2634 2019-02-17 Marek Polacek <polacek@redhat.com>
2636 PR c++/89217 - ICE with list-initialization in range-based for loop.
2637 * constexpr.c (unshare_constructor): No longer static.
2638 * cp-tree.h (unshare_constructor): Declare.
2639 * semantics.c (finish_compound_literal): When dealing with a
2640 non-dependent expression in a template, return the original
2641 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
2643 2019-02-13 Marek Polacek <polacek@redhat.com>
2645 PR c++/89297 - ICE with OVERLOAD in template.
2646 * semantics.c (finish_compound_literal): Call
2647 instantiate_non_dependent_expr_sfinae.
2649 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
2651 PR c++/86379
2652 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
2653 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
2654 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
2655 (shared_member_p): Likewise.
2656 (lookup_member): Likewise.
2657 * decl.c (grok_special_member_properties): Skip USING_DECLs.
2658 * semantics.c (finish_omp_declare_simd_methods): Likewise.
2659 (finish_qualified_id_expr): Do not call shared_member_p with
2660 a dependent expr.
2662 PR c++/87322
2663 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
2664 Move cp_evaluated resetting before signature tsubsting.
2665 (gen_elem_of_pack_expansion_instantiation): Separate local
2666 specializations per index.
2668 2019-02-13 David Malcolm <dmalcolm@redhat.com>
2670 PR c++/89036
2671 * class.c (add_method): Drop destructor assertion.
2673 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2675 PR c++/88986
2676 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
2677 context (the first argument).
2678 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
2679 as context.
2681 2019-02-12 Jason Merrill <jason@redhat.com>
2683 PR c++/89144 - link error with constexpr initializer_list.
2684 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
2685 array for an empty list.
2686 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
2687 template.
2689 2019-02-11 Jason Merrill <jason@redhat.com>
2691 PR c++/89241 - ICE with __func__ in lambda in template.
2692 * pt.c (enclosing_instantiation_of): Also check
2693 instantiated_lambda_fn_p for the template context.
2695 2019-02-11 Marek Polacek <polacek@redhat.com>
2697 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
2698 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
2699 null member pointer value.
2701 2019-02-11 Jakub Jelinek <jakub@redhat.com>
2703 PR c++/88977
2704 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
2705 to maybe_constant_value calls.
2707 2019-02-11 Marek Polacek <polacek@redhat.com>
2709 * typeck2.c (digest_init_r): Remove commented code.
2711 2019-02-11 Martin Sebor <msebor@redhat.com>
2713 PR c++/87996
2714 * decl.c (compute_array_index_type_loc): Preserve signed sizes
2715 for diagnostics. Call valid_array_size_p instead of error.
2716 * init.c (build_new_1): Compute size for diagnostic. Call
2717 invalid_array_size_error
2718 (build_new): Call valid_array_size_p instead of error.
2720 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
2722 PR c++/86218
2723 * call.c (compare_ics): Deal with ck_aggr in either cs.
2725 2019-02-06 David Malcolm <dmalcolm@redhat.com>
2727 PR c++/71302
2728 * call.c (get_location_for_expr_unwinding_for_system_header): New
2729 function.
2730 (conversion_null_warnings): Use it when getting locations for
2731 EXPR, effectively adding a call to
2732 get_location_for_expr_unwinding_for_system_header for
2733 -Wconversion-null and making use of EXPR_LOCATION for
2734 -Wzero-as-null-pointer-constant.
2736 2019-02-05 Jakub Jelinek <jakub@redhat.com>
2738 PR c++/89187
2739 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
2740 PARM_DECLs of the thunk.
2741 * lambda.c (maybe_add_lambda_conv_op): Likewise.
2743 2019-02-05 Marek Polacek <polacek@redhat.com>
2745 PR c++/89158 - by-value capture of constexpr variable broken.
2746 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
2747 instead of mark_rvalue_use.
2749 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
2751 PR c++/87770
2752 * pt.c (instantiates_primary_template_p): New.
2753 (type_dependent_expression_p): Use it.
2755 2019-02-01 Jason Merrill <jason@redhat.com>
2757 PR c++/88761 - ICE with reference capture of constant.
2758 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
2759 non-proxy decls.
2761 2019-02-01 Marek Polacek <polacek@redhat.com>
2763 PR c++/88325 - ICE with invalid out-of-line template member definition.
2764 * parser.c (cp_parser_class_name): Don't call make_typename_type
2765 for overloads.
2767 2019-02-01 Jakub Jelinek <jakub@redhat.com>
2769 PR c++/87175
2770 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
2771 if require_open failed.
2773 2019-01-31 Marek Polacek <polacek@redhat.com>
2775 PR c++/89083, c++/80864 - ICE with list initialization in template.
2776 * constexpr.c (adjust_temp_type): Use copy_node and change the type
2777 instead of using build_constructor.
2778 * decl.c (reshape_init_r): Don't reshape a digested initializer.
2779 Return the initializer for COMPOUND_LITERAL_P.
2781 PR c++/88983 - ICE with switch in constexpr function.
2782 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
2783 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
2784 label in the else branch if we found it in the then branch.
2786 2019-01-30 Jason Merrill <jason@redhat.com>
2788 PR c++/88752 - ICE with lambda and constexpr if.
2789 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
2790 * pt.c (tsubst_lambda_expr): Set it.
2791 (instantiated_lambda_fn_p): Check it.
2792 (enclosing_instantiation_of): Use it.
2794 2019-01-31 Jakub Jelinek <jakub@redhat.com>
2796 PR libstdc++/88170
2797 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
2798 a C cast in pp_c_flag_gnu_v3 mode.
2800 2019-01-30 Jakub Jelinek <jakub@redhat.com>
2802 PR c++/88988
2803 * lambda.c (is_capture_proxy): Don't return true for
2804 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
2806 2019-01-30 Marek Polacek <polacek@redhat.com>
2808 PR c++/89119 - ICE with value-initialization in template.
2809 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
2811 2019-01-29 Jason Merrill <jason@redhat.com>
2813 PR c++/86943 - wrong code converting lambda to function pointer.
2814 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
2815 call. Only forward parms for decltype.
2816 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
2817 specially.
2818 * typeck.c (check_return_expr): Don't mess with a thunk call.
2820 2019-01-28 Jason Merrill <jason@redhat.com>
2822 PR c++/89089 - ICE with [[no_unique_address]].
2823 PR c++/88865 - wrong layout with [[no_unique_address]].
2824 * class.c (check_field_decls): A potentially-overlapping field makes
2825 the class non-layout-POD, but not non-empty.
2826 (end_of_class): Always consider empty data members.
2827 (layout_class_type): Set DECL_SIZE for empty fields.
2829 2019-01-28 Marek Polacek <polacek@redhat.com>
2831 PR c++/88358 - name wrongly treated as type.
2832 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
2833 in parameter-list is a type if the function's declarator-id is not
2834 qualified.
2836 2019-01-27 Marek Polacek <polacek@redhat.com>
2838 PR c++/88815 - narrowing conversion lost in decltype.
2839 PR c++/78244 - narrowing conversion in template not detected.
2840 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
2841 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
2842 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
2843 * semantics.c (finish_compound_literal): When the compound literal
2844 isn't instantiation-dependent and the type isn't type-dependent,
2845 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
2847 PR c++/89024 - ICE with incomplete enum type.
2848 * call.c (standard_conversion): When converting an
2849 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
2851 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
2853 PR c++/88969
2854 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
2855 * decl2.c (coerce_delete_type): Use build_pointer_type instead
2856 of TYPE_POINTER_TO.
2858 2019-01-24 Jason Merrill <jason@redhat.com>
2860 PR c++/89001 - mangling of reference temporaries
2861 * cp-tree.h (struct saved_scope): Add ref_temp_count.
2862 (current_ref_temp_count): New macro.
2863 * mangle.c (mangle_ref_init_variable): Use it.
2864 * typeck2.c (store_init_value): Clear it.
2865 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
2866 comdat.
2868 2019-01-24 Jakub Jelinek <jakub@redhat.com>
2870 PR c++/88976
2871 * semantics.c (finish_omp_cancel): Diagnose more than one if
2872 on #pragma omp cancel with different modifiers. Use
2873 maybe_convert_cond when not in template or build_x_binary_op
2874 otherwise.
2876 2019-01-23 Marek Polacek <polacek@redhat.com>
2878 PR c++/88757 - qualified name treated wrongly as type.
2879 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
2880 in parameter-list as types if name lookup for declarator-id didn't
2881 find one or more function templates.
2883 2019-01-23 Jakub Jelinek <jakub@redhat.com>
2885 PR c/44715
2886 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
2887 after genericizing cond and incr expressions.
2889 PR c++/88984
2890 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
2891 before the begin_bc_block call.
2893 2019-01-21 Jason Merrill <jason@redhat.com>
2895 PR c++/87893 - constexpr ctor ICE on ARM.
2896 PR c++/88293 - ICE with comma expression.
2897 * constexpr.c (initialized_type): Don't shortcut non-void type.
2898 Handle COMPOUND_EXPR.
2899 (cxx_eval_outermost_constant_expr): Return early for void type.
2901 2019-01-21 Jakub Jelinek <jakub@redhat.com>
2903 PR c++/88949
2904 * optimize.c (cxx_copy_decl): New function.
2905 (clone_body): Use it instead of copy_decl_no_change.
2907 PR sanitizer/88901
2908 * typeck.c (cp_build_binary_op): Don't instrument
2909 SANITIZE_POINTER_COMPARE if processing_template_decl.
2910 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
2912 2019-01-18 Jason Merrill <jason@redhat.com>
2914 PR c++/88875 - error with explicit list constructor.
2915 * call.c (reference_binding): Don't modify EXPR. Set
2916 need_temporary_p on the ck_user conversion for a temporary.
2917 (convert_like_real): Check it.
2919 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
2921 PR c/51628
2922 PR c/88664
2923 * call.c (convert_for_arg_passing): Upate the
2924 warn_for_address_or_pointer_of_packed_member call.
2925 * typeck.c (convert_for_assignment): Likewise.
2927 2019-01-17 Jason Merrill <jason@redhat.com>
2929 PR c++/86205 - ICE with ?: of throw and template-id.
2930 * pt.c (resolve_nondeduced_context_or_error): Split out from...
2931 * typeck.c (decay_conversion): ...here.
2932 * call.c (build_conditional_expr_1): Use it.
2934 PR c++/86740, ICE with constexpr if and nested generic lambdas.
2935 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
2937 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2939 * decl.c (grokdeclarator): Use typespec_loc in error messages
2940 about 'auto' and trailing return type.
2942 2019-01-17 David Malcolm <dmalcolm@redhat.com>
2944 PR c++/88699
2945 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
2946 USING_DECLs.
2948 2019-01-17 Nathan Sidwell <nathan@acm.org>
2950 PR c++/86610
2951 * semantics.c (process_outer_var_ref): Only skip dependent types
2952 in templates.
2954 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
2956 PR c++/87768
2957 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
2958 * name-lookup.c (do_push_to_top_level): Save and reset it.
2959 (do_pop_from_top_level): Restore it.
2961 PR c++/86648
2962 * pt.c (make_template_placeholder): Use auto_identifier.
2963 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
2964 * error.c (dump_type): Handle template placeholders.
2965 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
2967 PR c++/88146
2968 * cvt.c (convert_to_void): Handle all cdtor calls as if
2969 returning void.
2971 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
2973 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
2974 error messages about ill-formed uses of mutable.
2976 2019-01-16 Marek Polacek <polacek@redhat.com>
2978 PR c++/78244 - narrowing conversion in template not detected.
2979 * call.c (perform_implicit_conversion_flags): Set
2980 IMPLICIT_CONV_EXPR_BRACED_INIT.
2981 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
2982 * pt.c (tsubst_copy_and_build): Use it.
2984 2019-01-15 David Malcolm <dmalcolm@redhat.com>
2986 PR c++/88795
2987 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
2988 fails.
2990 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
2992 * decl.c (start_decl): Improve error location.
2993 * decl2.c (grokfield): Likewise.
2995 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
2997 * decl.c (grokdeclarator): Move further up the location_t loc
2998 declaration and use the location when building a TYPE_DECL for
2999 a typedef name.
3000 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
3001 about an ill-formed bit-field as typedef.
3003 2019-01-14 Marek Polacek <polacek@redhat.com>
3005 PR c++/88830 - ICE with abstract class.
3006 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
3007 Fix formatting.
3009 PR c++/88825 - ICE with bogus function return type deduction.
3010 * typeck.c (can_do_nrvo_p): Check error_mark_node.
3012 2019-01-14 Tom Honermann <tom@honermann.net>
3014 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
3015 * cvt.c (type_promotes_to): Handle char8_t promotion.
3016 * decl.c (grokdeclarator): Handle invalid type specifier
3017 combinations involving char8_t.
3018 * lex.c (init_reswords): Add char8_t as a reserved word.
3019 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
3020 * parser.c (cp_keyword_starts_decl_specifier_p)
3021 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
3022 type specifier.
3023 (cp_parser_string_literal): Use char8_array_type_node for the type
3024 of CPP_UTF8STRING.
3025 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
3026 headers.
3027 * rtti.c (emit_support_tinfos): type_info support for char8_t.
3028 * tree.c (char_type_p): Recognize char8_t as a character type.
3029 * typeck.c (string_conv_p): Handle conversions of u8 string
3030 literals of char8_t type.
3031 (check_literal_operator_args): Handle UDLs with u8 string literals
3032 of char8_t type.
3033 * typeck2.c (ordinary_char_type_p): New.
3034 (digest_init_r): Disallow initializing a char array with a u8 string
3035 literal.
3037 2019-01-14 Martin Liska <mliska@suse.cz>
3039 PR gcov-profile/88263
3040 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
3041 as location of the TLS wrapper.
3043 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
3045 * decl.c (cp_finish_decl): Improve error location.
3046 * decl2.c (grokfield): Likewise, improve two locations.
3048 2019-01-11 Marek Polacek <polacek@redhat.com>
3050 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
3051 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
3052 ADDR_EXPR.
3054 2019-01-11 Jason Merrill <jason@redhat.com>
3056 PR c++/88312 - pack expansion of decltype.
3057 * pt.c (instantiation_dependent_r): A template non-type parameter
3058 pack is instantiation-dependent.
3060 2019-01-11 Jason Merrill <jason@redhat.com>
3062 PR c++/88613 - ICE with use of const var in lambda.
3063 * expr.c (mark_use): Fix location wrapper handling.
3064 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
3066 2019-01-11 Tobias Burnus <burnus@net-b.de>
3068 PR C++/88114
3069 * decl2.c (maybe_emit_vtables): If needed, generate code for
3070 the destructor of an abstract class.
3071 (mark_used): Update comment for older function-name change.
3073 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
3075 * decl.c (start_decl): Improve error location.
3076 (grokdeclarator): Likewise, improve two locations.
3078 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
3080 PR other/16615
3082 * cp-tree.h: Mechanically replace "can not" with "cannot".
3083 * parser.c: Likewise.
3084 * pt.c: Likewise.
3086 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3088 * decl.c (grok_reference_init): Improve error location.
3089 (grokdeclarator): Likewise, improve two locations.
3091 2019-01-08 Marek Polacek <polacek@redhat.com>
3093 PR c++/88538 - braced-init-list in template-argument-list.
3094 * parser.c (cp_parser_template_argument): Handle braced-init-list when
3095 in C++20.
3097 PR c++/88548 - this accepted in static member functions.
3098 * parser.c (cp_debug_parser): Adjust printing of
3099 local_variables_forbidden_p.
3100 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
3101 (cp_parser_primary_expression): When checking
3102 local_variables_forbidden_p, use THIS_FORBIDDEN or
3103 LOCAL_VARS_FORBIDDEN.
3104 (cp_parser_lambda_body): Update the type of
3105 local_variables_forbidden_p. Set it to 0 rather than false.
3106 (cp_parser_condition): Adjust call to cp_parser_declarator.
3107 (cp_parser_explicit_instantiation): Likewise.
3108 (cp_parser_init_declarator): Likewise.
3109 (cp_parser_declarator): New parameter. Use it.
3110 (cp_parser_direct_declarator): New parameter. Use it to set
3111 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
3112 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
3113 (cp_parser_parameter_declaration): Likewise.
3114 (cp_parser_default_argument): Update the type of
3115 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3116 rather than true.
3117 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
3118 'static' or 'friend'.
3119 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
3120 (cp_parser_late_parsing_default_args): Update the type of
3121 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3122 rather than true.
3123 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
3124 (cp_parser_objc_class_ivars): Likewise.
3125 (cp_parser_objc_struct_declaration): Likewise.
3126 (cp_parser_omp_for_loop_init): Likewise.
3127 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
3128 to unsigned char.
3129 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
3130 Define.
3132 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3134 * decl.c (start_decl): Improve permerror location.
3136 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
3137 Jakub Jelinek <jakub@redhat.com>
3139 PR c++/88554
3140 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
3141 fixit hint if current_class_ref is NULL. Use a single if instead of
3142 two nested ones.
3144 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
3146 * decl.c (start_decl): Improve two error_at locations.
3147 (expand_static_init): Likewise.
3149 2019-01-07 Marek Polacek <polacek@redhat.com>
3151 PR c++/88741 - wrong error with initializer-string.
3152 * decl.c (cp_complete_array_type): Strip any location wrappers.
3154 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
3156 PR c++/88261
3157 PR c++/69338
3158 PR c++/69696
3159 PR c++/69697
3160 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
3161 * typeck2.c (digest_init_r): Raise an error for non-static
3162 initialization of a flexible array member.
3163 (process_init_constructor, massage_init_elt,
3164 process_init_constructor_array, process_init_constructor_record,
3165 process_init_constructor_union, process_init_constructor): Add the
3166 flags parameter and pass it thru.
3167 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
3168 digest_init_flags for static decls.
3170 2019-01-07 Jakub Jelinek <jakub@redhat.com>
3172 PR c++/85052
3173 * cp-tree.h (cp_build_vec_convert): Declare.
3174 * parser.c (cp_parser_postfix_expression): Parse
3175 __builtin_convertvector.
3176 * constexpr.c: Include fold-const-call.h.
3177 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
3178 (potential_constant_expression_1): Likewise.
3179 * semantics.c (cp_build_vec_convert): New function.
3180 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
3181 IFN_VEC_CONVERT.
3183 2019-01-03 Jakub Jelinek <jakub@redhat.com>
3185 PR c++/88636
3186 * decl.c (builtin_function_1): Return result of pushdecl_top_level
3187 or pushdecl rather than decl.
3189 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
3191 * tree.c (handle_nodiscard_attribute): Improve warning location.
3193 2019-01-02 Marek Polacek <polacek@redhat.com>
3195 PR c++/88612 - ICE with -Waddress-of-packed-member.
3196 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
3197 * typeck.c (convert_for_assignment): Likewise.
3199 PR c++/88631 - CTAD failing for value-initialization.
3200 * typeck2.c (build_functional_cast): Try deducing the template
3201 arguments even if there are no arguments to deduce from.
3203 2019-01-01 Jakub Jelinek <jakub@redhat.com>
3205 Update copyright years.
3206 \f
3207 Copyright (C) 2019 Free Software Foundation, Inc.
3209 Copying and distribution of this file, with or without modification,
3210 are permitted in any medium without royalty provided the copyright
3211 notice and this notice are preserved.