1 2019-04-19 Jason Merrill <jason@redhat.com>
3 PR c++/90190 - CTAD with list-constructor.
4 * pt.c (do_class_deduction): Don't try the single element deduction
5 if the single element is also a braced list.
7 PR c++/90171 - ICE with destroying delete with size_t parm.
8 * call.c (sized_deallocation_fn_p): New. Use it instead of
9 second_parm_is_size_t in most cases.
10 (second_parm_is_size_t): Don't check for aligned.
12 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
15 * pt.c (fn_type_unification): When handling null explicit
16 arguments do not special case non-parameter packs.
18 2019-04-19 Jakub Jelinek <jakub@redhat.com>
21 * pt.c (process_template_parm): Set decl to pushdecl result. If
22 !is_non_type, also set parm to that.
25 * decl.c (struct cp_switch): Remove outside_range_p member.
26 (push_switch): Don't clear it.
27 (pop_switch): Adjust c_do_switch_warnings caller.
28 (finish_case_label): Adjust c_add_case_label caller.
31 * decl.c (duplicate_decls): If remove is main variant and
32 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
33 variant that has newdecl as TYPE_NAME if any.
35 2019-04-18 Jason Merrill <jason@redhat.com>
37 PR c++/87554 - ICE with extern template and reference member.
38 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
40 2019-04-17 Jason Merrill <jason@redhat.com>
42 PR c++/90047 - ICE with enable_if alias template.
43 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
44 hash table when we're in SFINAE context.
46 2019-04-17 Marek Polacek <polacek@redhat.com>
48 PR c++/90124 - bogus error with incomplete type in decltype.
49 * typeck.c (build_class_member_access_expr): Check
50 cp_unevaluated_operand.
52 2019-04-12 Jakub Jelinek <jakub@redhat.com>
55 * decl.c (duplicate_decls): When newdecl's type is its main variant,
56 don't try to remove it from the variant list, but instead assert
59 2019-04-12 Martin Sebor <msebor@redhat.com>
63 * parser.c (cp_parser_has_attribute_expression): Handle assignment
66 2019-04-12 Jason Merrill <jason@redhat.com>
68 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
71 2019-04-12 Marek Polacek <polacek@redhat.com>
73 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
74 instead of perform_implicit_conversion_flags.
76 PR c++/87603 - constexpr functions are no longer noexcept.
77 * constexpr.c (is_sub_constant_expr): Remove unused function.
78 * cp-tree.h (is_sub_constant_expr): Remove declaration.
79 * except.c (check_noexcept_r): Don't consider a call to a constexpr
82 2019-04-11 Jakub Jelinek <jakub@redhat.com>
85 * parser.h (struct cp_parser): Add
86 type_definition_forbidden_message_arg member.
87 * parser.c (cp_debug_parser): Print it.
88 (cp_parser_check_type_definition): Pass
89 parser->type_definition_forbidden_message_arg as second argument to
91 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
92 parser->type_definition_forbidden_message_arg and use G_() with
93 %qs for parser->type_definition_forbidden_message instead of
94 building untranslatable message using concat.
96 2019-04-09 Jakub Jelinek <jakub@redhat.com>
99 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
101 2019-04-08 Marek Polacek <polacek@redhat.com>
103 * typeck2.c (digest_init_r): Don't condition the object slicing warning
106 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
109 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
110 when maybe_instantiate_noexcept fails.
111 (classtype_has_nothrow_assign_or_copy_p): Likewise.
112 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
113 to build_exception_variant.
115 2019-04-05 Marek Polacek <polacek@redhat.com>
117 PR c++/87145 - bogus error converting class type in template arg list.
118 * pt.c (convert_nontype_argument): Don't call
119 build_converted_constant_expr if it could involve calling a conversion
120 function with a instantiation-dependent constructor as its argument.
122 2019-04-05 Martin Sebor <msebor@redhat.com>
125 * decl.c (reshape_init_array_1): Avoid treating empty strings
126 as zeros in array initializers.
127 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
129 2019-04-04 Jason Merrill <jason@redhat.com>
131 PR c++/89948 - ICE with break in statement-expr.
132 * constexpr.c (cxx_eval_statement_list): Jumping out of a
133 statement-expr is non-constant.
135 2019-04-04 Jason Merrill <jason@redhat.com>
137 PR c++/89966 - error with non-type auto tparm.
138 * pt.c (do_auto_deduction): Clear tf_partial.
140 2019-04-04 Jason Merrill <jason@redhat.com>
142 PR c++/86986 - ICE with TTP with parameter pack.
143 * pt.c (coerce_template_parameter_pack): Only look at the type of a
144 non-type parameter pack.
145 (fixed_parameter_pack_p_1): Don't recurse into the type of a
146 non-type parameter pack.
147 (coerce_template_template_parms): Call add_outermost_template_args.
149 2019-04-04 Martin Sebor <msebor@redhat.com>
155 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
156 from arrays of trivial type and known size.
157 * mangle.c (write_expression): Convert braced initializer lists
159 (write_expression): Trim trailing zero-initializers from arrays
161 (write_template_arg_literal): Mangle strings the same as braced
164 2019-04-03 Jason Merrill <jason@redhat.com>
166 PR c++/81866 - ICE with member template and default targ.
167 * pt.c (tsubst_template_decl): Handle getting a type from
168 retrieve_specialization.
170 PR c++/86586 - -fcompare-debug=-Wsign-compare.
171 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
173 PR c++/89331 - ICE with offsetof in incomplete class.
174 * semantics.c (finish_offsetof): Handle error_mark_node.
175 * typeck.c (build_class_member_access_expr): Call
176 complete_type_or_maybe_complain before converting to base.
178 PR c++/89917 - ICE with lambda in variadic mem-init.
179 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
181 2019-04-01 Jason Merrill <jason@redhat.com>
183 PR c++/86946 - ICE with function call in template argument.
185 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
188 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
191 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
193 2019-03-31 Marek Polacek <polacek@redhat.com>
195 PR c++/89852 - ICE with C++11 functional cast with { }.
196 * constexpr.c (fold_non_dependent_expr_template): New static function
198 (fold_non_dependent_expr): ...here.
199 (fold_non_dependent_init): New function.
200 * cp-tree.h (fold_non_dependent_init): Declare.
201 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
202 of fold_non_dependent_expr. Don't call maybe_constant_init.
204 2019-03-30 Jason Merrill <jason@redhat.com>
206 PR c++/89744 - ICE with specialization of member class template.
207 * pt.c (lookup_template_class_1): If the partial instantiation is
208 explicitly specialized, adjust.
209 (maybe_process_partial_specialization): Also adjust
212 2019-03-29 Jakub Jelinek <jakub@redhat.com>
215 * typeck.c: Include gimplify.h.
216 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
217 for second time. Formatting fixes.
219 2019-03-29 Marek Polacek <polacek@redhat.com>
221 PR c++/89876 - ICE with deprecated conversion.
222 * call.c (convert_like_real): Only give warnings with tf_warning.
224 2019-03-28 Marek Polacek <polacek@redhat.com>
226 PR c++/89612 - ICE with member friend template with noexcept.
227 * pt.c (maybe_instantiate_noexcept): For function templates, use their
228 template result (function decl). Don't set up local specializations.
229 Temporarily turn on processing_template_decl. Update the template type
232 PR c++/89836 - bool constant expression and explicit conversions.
233 * call.c (build_converted_constant_expr_internal): New function,
235 (build_converted_constant_expr): ...this. New.
236 (build_converted_constant_bool_expr): New.
237 * cp-tree.h (build_converted_constant_bool_expr): Declare.
238 * decl.c (build_explicit_specifier): Call
239 build_converted_constant_bool_expr.
241 2019-03-28 Jakub Jelinek <jakub@redhat.com>
244 * constexpr.c (struct check_for_return_continue_data): New type.
245 (check_for_return_continue): New function.
246 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
247 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
248 in loop bodies and set *jump_target to that if found.
250 2019-03-27 Jason Merrill <jason@redhat.com>
252 PR c++/89831 - error with qualified-id in const member function.
253 * semantics.c (finish_non_static_data_member): Use object cv-quals
256 PR c++/89421 - ICE with lambda in template parameter list.
257 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
258 template parameter list before C++20.
259 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
260 * semantics.c (begin_class_definition): Restore error about defining
261 non-lambda class in template parm list.
263 2019-03-26 Jason Merrill <jason@redhat.com>
265 PR c++/86932 - missed SFINAE with empty pack.
266 * pt.c (coerce_template_parms): Don't add an empty pack if
268 (fn_type_unification): Pass tf_partial to coerce_template_parms.
270 PR c++/86429 - constexpr variable in lambda.
273 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
274 try evaluating the captured variable directly.
276 2019-03-26 Jakub Jelinek <jakub@redhat.com>
279 * semantics.c (finish_omp_atomic): Add warning_sentinel for
280 -Wunused-value around finish_expr_stmt call.
282 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
286 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
287 to undo the disabling of warnings.
289 2019-03-25 Jason Merrill <jason@redhat.com>
291 PR c++/87748 - substitution failure error with decltype.
292 * pt.c (most_specialized_partial_spec): Clear
293 processing_template_decl.
295 2019-03-25 Marek Polacek <polacek@redhat.com>
297 PR c++/89214 - ICE when initializing aggregates with bases.
298 * typeck2.c (digest_init_r): Warn about object slicing instead of
301 PR c++/89705 - ICE with reference binding with conversion function.
302 * call.c (reference_binding): If the result of the conversion function
303 is a prvalue of non-class type, use the cv-unqualified type.
305 2019-03-25 Nathan Sidwell <nathan@acm.org>
307 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
309 2019-03-22 Jakub Jelinek <jakub@redhat.com>
312 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
313 (maybe_get_tls_wrapper_call): Declare.
314 * decl2.c (get_tls_wrapper_fn): Make static.
315 (maybe_get_tls_wrapper_call): New function.
316 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
318 * semantics.c (finish_qualified_id_expr): Likewise.
319 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
320 * pt.c (tsubst_copy_and_build): Likewise.
323 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
324 (cxx_eval_constant_expression): When not skipping, not constant class
325 or location wrapper, increment *ctx->constexpr_ops_count and if it is
326 above constexpr_loop_nest_limit, diagnose failure.
327 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
328 initialize ctx.constexpr_ops_count to its address.
329 (is_sub_constant_expr): Likewise.
331 2019-03-21 Jakub Jelinek <jakub@redhat.com>
334 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
335 hash_set<tree, true> &, adjust uses accordingly.
336 (build_aggr_conv): Change pset from hash_set<tree> *
337 to hash_set<tree, true>. Replace goto fail; with return NULL;,
341 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
342 variables, check for duplicates in this function.
343 * lambda.c (add_capture): Don't check for duplicates nor use
345 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
347 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
350 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
351 error_mark_node to comp_except_specs.
353 2019-03-20 Jason Merrill <jason@redhat.com>
355 PR c++/87480 - decltype of member access in default template arg
356 * pt.c (type_unification_real): Accept a dependent result in
359 2019-03-19 Martin Sebor <msebor@redhat.com>
361 PR tree-optimization/89688
362 * typeck2.c (store_init_value): Call braced_lists_to_string for more
363 kinds of initializers.
365 2019-03-18 Jason Merrill <jason@redhat.com>
367 PR c++/89630 - ICE with dependent using-decl as template arg.
368 * tree.c (cp_tree_equal): Always return false for USING_DECL.
370 PR c++/89761 - ICE with sizeof... in pack expansion.
371 * pt.c (argument_pack_element_is_expansion_p): Handle
372 ARGUMENT_PACK_SELECT.
374 PR c++/89640 - GNU attributes on lambda.
375 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
377 PR c++/89682 - wrong access error in default argument.
378 * pt.c (tsubst_default_argument): Don't defer access checks.
380 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
383 * semantics.c (finish_non_static_data_member): Check return value
384 of context_for_name_lookup and immediately return error_mark_node
387 2019-03-17 Jason Merrill <jason@redhat.com>
389 PR c++/89571 - ICE with ill-formed noexcept on constructor.
390 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
391 (regenerate_decl_from_template): Use it for noexcept-specs.
393 2019-03-14 Jason Merrill <jason@redhat.com>
395 * parser.c (cp_parser_decl_specifier_seq): Support C++20
396 concept-definition syntax without 'bool'.
398 2019-03-14 Jakub Jelinek <jakub@redhat.com>
401 * semantics.c (finish_qualified_id_expr): Reject variable templates.
404 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
405 hash_set<tree> to vec<tree>.
406 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
408 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
409 removal of SAVE_EXPRs from values.
410 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
411 method on save_exprs instead of add.
413 2019-03-13 Jason Merrill <jason@redhat.com>
415 PR c++/86521 - C++17 copy elision in initialization by constructor.
416 * call.c (joust_maybe_elide_copy): New.
419 2019-03-13 Marek Polacek <polacek@redhat.com>
421 PR c++/88979 - further P0634 fix for constructors.
422 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
423 cp_parser_constructor_declarator_p.
424 (cp_parser_direct_declarator): Allow missing typename for constructor
426 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
427 cp_parser_type_specifier.
429 PR c++/89686 - mixing init-capture and simple-capture in lambda.
430 * parser.c (cp_parser_lambda_introducer): Give error when combining
431 init-capture and simple-capture.
433 PR c++/89660 - bogus error with -Wredundant-move.
434 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
435 as the std::move's argument. Don't call convert_for_initialization
436 when warn_redundant_move isn't on.
438 2019-03-11 Jason Merrill <jason@redhat.com>
440 PR c++/86521 - wrong overload resolution with ref-qualifiers.
441 * call.c (build_user_type_conversion_1): Don't use a conversion to a
442 reference of the wrong rvalueness for direct binding.
444 2019-03-11 Martin Liska <mliska@suse.cz>
446 * cvt.c (build_expr_type_conversion): Wrap apostrophes
447 in gcc internal format with %'.
448 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
449 (grokfndecl): Likewise.
450 * name-lookup.c (do_pushtag): Likewise.
451 * pt.c (unify_parameter_deduction_failure): Likewise.
452 (unify_template_deduction_failure): Likewise.
454 2019-03-11 Martin Liska <mliska@suse.cz>
456 * call.c (convert_arg_to_ellipsis): Wrap an option name
457 in a string format message and fix GNU coding style.
458 (build_over_call): Likewise.
459 * class.c (check_field_decl): Likewise.
460 (layout_nonempty_base_or_field): Likewise.
461 * constexpr.c (cxx_eval_loop_expr): Likewise.
462 * cvt.c (type_promotes_to): Likewise.
463 * decl.c (cxx_init_decl_processing): Likewise.
464 (mark_inline_variable): Likewise.
465 (grokdeclarator): Likewise.
466 * decl2.c (record_mangling): Likewise.
467 * error.c (maybe_warn_cpp0x): Likewise.
468 * except.c (doing_eh): Likewise.
469 * mangle.c (maybe_check_abi_tags): Likewise.
470 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
471 (cp_parser_userdef_numeric_literal): Likewise.
472 (cp_parser_primary_expression): Likewise.
473 (cp_parser_unqualified_id): Likewise.
474 (cp_parser_pseudo_destructor_name): Likewise.
475 (cp_parser_builtin_offsetof): Likewise.
476 (cp_parser_lambda_expression): Likewise.
477 (cp_parser_lambda_introducer): Likewise.
478 (cp_parser_lambda_declarator_opt): Likewise.
479 (cp_parser_selection_statement): Likewise.
480 (cp_parser_init_statement): Likewise.
481 (cp_parser_decomposition_declaration): Likewise.
482 (cp_parser_function_specifier_opt): Likewise.
483 (cp_parser_static_assert): Likewise.
484 (cp_parser_simple_type_specifier): Likewise.
485 (cp_parser_namespace_definition): Likewise.
486 (cp_parser_using_declaration): Likewise.
487 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
488 (cp_parser_initializer_list): Likewise.
489 (cp_parser_type_parameter_key): Likewise.
490 (cp_parser_member_declaration): Likewise.
491 (cp_parser_try_block): Likewise.
492 (cp_parser_std_attribute_spec): Likewise.
493 (cp_parser_requires_clause_opt): Likewise.
494 * pt.c (check_template_variable): Likewise.
495 (check_default_tmpl_args): Likewise.
496 (push_tinst_level_loc): Likewise.
497 (instantiate_pending_templates): Likewise.
498 (invalid_nontype_parm_type_p): Likewise.
499 * repo.c (get_base_filename): Likewise.
500 * rtti.c (typeid_ok_p): Likewise.
501 (build_dynamic_cast_1): Likewise.
502 * tree.c (maybe_warn_parm_abi): Likewise.
504 2019-03-08 Jakub Jelinek <jakub@redhat.com>
507 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
508 one space before " at the end of line and another after " on another
509 line in a string literal.
511 PR tree-optimization/89550
512 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
513 warning_at returned true.
514 * decl2.c (c_parse_final_cleanups): Likewise.
515 * typeck.c (convert_for_assignment): Likewise.
516 * decl.c (finish_function): Likewise.
519 * parser.c (cp_parser_asm_definition): Just warn instead of error
520 on volatile qualifier outside of function body.
523 * constexpr.c (potential_constant_expression_1): Reject
524 REINTERPRET_CAST_P NOP_EXPRs.
527 * call.c (joust): Call print_z_candidate only if pedwarn returned
530 2019-03-07 Jason Merrill <jason@redhat.com>
532 PR c++/88123 - lambda and using-directive.
533 * name-lookup.c (op_unqualified_lookup)
534 (maybe_save_operator_binding, discard_operator_bindings)
535 (push_operator_bindings): New.
536 * typeck.c (build_x_binary_op, build_x_unary_op): Call
537 maybe_save_operator_binding.
538 * decl.c (start_preparsed_function): Call push_operator_bindings.
539 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
541 PR c++/88820 - ICE with CTAD and member template used in DMI.
542 * pt.c (do_class_deduction): Handle parm used as its own arg.
544 2019-03-07 Jakub Jelinek <jakub@redhat.com>
547 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
548 at toplevel, but diagnose them.
550 2019-03-06 Jason Merrill <jason@redhat.com>
552 PR c++/89381 - implicit copy and using-declaration.
553 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
554 op= brought in by a using-declaration.
556 2019-03-06 Jakub Jelinek <jakub@redhat.com>
559 * init.c (build_value_init_noctor): Ignore flexible array members.
561 2019-03-06 Jason Merrill <jason@redhat.com>
563 PR c++/89576 - if constexpr of lambda capture.
564 * semantics.c (maybe_convert_cond): Do convert a non-dependent
565 condition in a template.
566 * typeck.c (condition_conversion): Handle being called in a
569 2019-03-06 Marek Polacek <polacek@redhat.com>
571 PR c++/87378 - bogus -Wredundant-move warning.
572 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
573 overload resolution would actually succeed.
575 2019-03-05 Jason Merrill <jason@redhat.com>
577 * class.c (is_really_empty_class): Add ignore_vptr parm.
578 (trivial_default_constructor_is_constexpr): Pass it.
579 * call.c (build_over_call): Pass it.
580 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
581 checking TYPE_POLYMORPHIC_P.
582 (cxx_eval_component_reference, potential_constant_expression_1):
584 * cp-gimplify.c (simple_empty_class_p): Pass it.
585 * init.c (expand_aggr_init_1): Pass it.
587 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
590 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
592 2019-03-04 Jakub Jelinek <jakub@redhat.com>
595 * call.c (field_in_pset): New function.
596 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
598 2019-03-02 Jakub Jelinek <jakub@redhat.com>
601 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
602 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
603 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
604 (cp_parser_initializer_list): Add designated parameter, set *designated
605 to a bool whether any designators were parsed.
606 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
608 * pt.c (tsubst_copy_and_build): Likewise.
609 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
610 don't call build_list_conv, nor build_complex_conv, nor attempt to
611 convert a single element initializer to scalar.
613 2019-03-01 Marek Polacek <polacek@redhat.com>
615 PR c++/89537 - missing location for error with non-static member fn.
616 * call.c (resolve_args): Use EXPR_LOCATION.
617 * typeck.c (build_class_member_access_expr): Use input_location.
619 PR c++/89532 - ICE with incomplete type in decltype.
620 * semantics.c (finish_compound_literal): Return error_mark_node
621 if digest_init_flags returns error_mark_node.
623 2019-03-01 Jakub Jelinek <jakub@redhat.com>
625 Implement P1002R1, Try-catch blocks in constexpr functions
627 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
628 Diagnose constexpr ctor or function with function-try-block with
629 pedwarn for c++17 and earlier. Formatting fix.
630 (cp_parser_try_block): Use pedwarn instead of error and only for
631 c++17 and earlier when try block appears in constexpr function.
632 * constexpr.c (build_constexpr_constructor_member_initializers):
633 Handle TRY_BLOCK here instead of erroring on it.
635 2019-02-28 Jason Merrill <jason@redhat.com>
637 PR c++/88183 - ICE with .* fold-expression.
638 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
640 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
641 * class.c, lambda.c, pt.c: Revert earlier change.
642 * lambda.c (add_capture): Don't special-case capture of dependent
645 * name-lookup.c (print_binding_level): Print this_entity.
647 2019-02-27 Marek Polacek <polacek@redhat.com>
649 PR c++/88857 - ICE with value-initialization of argument in template.
650 * call.c (convert_like_real): Don't call build_value_init in template.
652 2019-02-27 Jason Merrill <jason@redhat.com>
654 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
655 * semantics.c (process_outer_var_ref): Do capture dependent vars.
656 * class.c (finish_struct): Only add TAG_DEFN if T is in
657 current_function_decl.
658 * lambda.c (vla_capture_type): Force the capture type out into the
659 lambda's enclosing function.
660 (add_capture): Pass in the lambda.
661 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
663 2019-02-27 Marek Polacek <polacek@redhat.com>
665 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
666 * parser.c (cp_parser_using_declaration): For an unscoped enum
667 only use its context if it's not a function declaration.
669 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
672 * method.c (process_subob_fn): When maybe_instantiate_noexcept
673 returns false don't call merge_exception_specifiers.
675 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
678 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
679 for a non-constant parsed expression.
681 2019-02-26 Jakub Jelinek <jakub@redhat.com>
684 * constexpr.c (cxx_eval_store_expression): When changing active union
685 member, set no_zero_init.
687 2019-02-23 Marek Polacek <polacek@redhat.com>
689 PR c++/88294 - ICE with non-constant noexcept-specifier.
690 * pt.c (maybe_instantiate_noexcept): Set up the list of local
691 specializations. Set current_class_{ptr,ref}.
693 2019-02-22 David Malcolm <dmalcolm@redhat.com>
696 * parser.c (cp_parser_unqualified_id): Capture and use locations
699 2019-02-22 Marek Polacek <polacek@redhat.com>
701 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
702 * decl.c (build_explicit_specifier): Don't check
703 processing_template_decl. Call instantiation_dependent_expression_p
704 instead of value_dependent_expression_p. Call
705 instantiate_non_dependent_expr_sfinae before
706 build_converted_constant_expr instead of calling
707 instantiate_non_dependent_expr after it. Add
708 processing_template_decl_sentinel.
710 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
712 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
713 parameter, move loc formal parameter to the front. Adjust all
715 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
718 2019-02-21 Jason Merrill <jason@redhat.com>
720 PR c++/87685 - generic lambda 'this' capture error.
721 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
722 (maybe_generic_this_capture): Pass -1.
724 PR c++/88394 - ICE with VLA init-capture.
725 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
727 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
728 * pt.c (do_class_deduction): Don't include explicit specialization
731 PR c++/89422 - ICE with -g and lambda in default arg in template.
732 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
734 2019-02-21 Jason Merrill <jason@redhat.com>
736 PR c++/88419 - C++17 ICE with class template arg deduction.
737 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
738 CLASS_PLACEHOLDER_TEMPLATE.
740 2019-02-21 Jakub Jelinek <jakub@redhat.com>
743 * constexpr.c (struct constexpr_fundef): Add parms and result members.
744 (retrieve_constexpr_fundef): Adjust for the above change.
745 (register_constexpr_fundef): Save constexpr body with copy_fn,
746 temporarily set DECL_CONTEXT on DECL_RESULT before that.
747 (get_fundef_copy): Change FUN argument to FUNDEF with
748 constexpr_fundef * type, grab body and parms/result out of
749 constexpr_fundef struct and temporarily change it for copy_fn calls
751 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
752 adjust current_function_decl from ctx->call context. Test
753 !potential_constant_expression instead of !is_constant_expression.
754 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
755 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
756 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
757 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
759 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
760 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
761 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
762 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
763 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
764 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
765 DECL_EXPR with USING_DECL operand.
766 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
767 build_int_cst to make it a valid constant expression.
769 2019-02-20 Jason Merrill <jason@redhat.com>
771 PR c++/88690 - C++17 ICE with empty base in aggregate.
772 * typeck2.c (process_init_constructor_record): Skip trivial
773 initialization of an empty base.
775 2019-02-21 Richard Biener <rguenther@suse.de>
778 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
779 make symtab process new functions here.
781 2019-02-20 Jason Merrill <jason@redhat.com>
783 PR c++/87921 - wrong error with inline static data member.
784 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
785 for a non-template inline variable. Do nothing for an
786 already-instantiated variable.
787 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
789 * decl.c (check_initializer): Likewise.
790 (make_rtl_for_nonlocal_decl): Likewise.
791 * pt.c (instantiate_decl): Likewise.
792 * typeck2.c (store_init_value): Likewise.
794 2019-02-20 Jakub Jelinek <jakub@redhat.com>
797 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
798 for flag_syntax_only from here...
799 * semantics.c (expand_or_defer_fn_1): ... here.
802 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
803 DECL_COMMON, set DECL_INTERFACE_KNOWN.
806 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
807 union member for -std=c++17 and earlier.
809 2019-02-19 Jason Merrill <jason@redhat.com>
811 PR c++/87513 - 'sorry' mangling PMF template-id.
812 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
814 2019-02-19 Jason Merrill <jason@redhat.com>
816 PR c++/88380 - wrong-code with flexible array and NSDMI.
817 * typeck2.c (process_init_constructor_record): Skip flexarrays.
819 2019-02-20 will wray <wjwray@gmail.com>
821 PR c++/88572 - wrong handling of braces on scalar init.
822 * decl.c (reshape_init_r): Allow braces around scalar initializer
823 within aggregate init. Reject double braced-init of scalar
826 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
829 * pt.c (tsubst_init): Diagnose an initializer expanding to an
830 empty list of expressions; tweak wrt dependent types.
831 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
832 instead of tsubst_expr.
834 2019-02-19 Jason Merrill <jason@redhat.com>
836 PR c++/88368 - wrong 'use of deleted function'
837 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
838 (get_defaulted_eh_spec): Call push_tinst_level.
839 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
840 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
842 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
845 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
846 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
848 2019-02-19 Jakub Jelinek <jakub@redhat.com>
851 * lambda.c (maybe_generic_this_capture): Don't check
852 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
855 * typeck.c (build_reinterpret_cast_1): Don't handle void to
856 && conversion go through build_target_expr_with_type.
859 * error.c (qualified_name_lookup_error): Only call
860 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
862 2019-02-19 Tom Honermann <tom@honermann.net>
864 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
866 2019-02-18 Jason Merrill <jason@redhat.com>
868 PR c++/89336 - multiple stores in constexpr stmt.
869 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
872 * pt.c (check_explicit_specialization): If the declarator is a
873 template-id, only check whether the arguments are dependent.
875 Improve duplicate [[likely]] diagnostic.
876 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
877 to process_stmt_hotness_attribute.
878 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
879 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
881 2019-02-17 Marek Polacek <polacek@redhat.com>
883 PR c++/89217 - ICE with list-initialization in range-based for loop.
884 * constexpr.c (unshare_constructor): No longer static.
885 * cp-tree.h (unshare_constructor): Declare.
886 * semantics.c (finish_compound_literal): When dealing with a
887 non-dependent expression in a template, return the original
888 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
890 2019-02-13 Marek Polacek <polacek@redhat.com>
892 PR c++/89297 - ICE with OVERLOAD in template.
893 * semantics.c (finish_compound_literal): Call
894 instantiate_non_dependent_expr_sfinae.
896 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
899 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
900 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
901 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
902 (shared_member_p): Likewise.
903 (lookup_member): Likewise.
904 * decl.c (grok_special_member_properties): Skip USING_DECLs.
905 * semantics.c (finish_omp_declare_simd_methods): Likewise.
906 (finish_qualified_id_expr): Do not call shared_member_p with
910 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
911 Move cp_evaluated resetting before signature tsubsting.
912 (gen_elem_of_pack_expansion_instantiation): Separate local
913 specializations per index.
915 2019-02-13 David Malcolm <dmalcolm@redhat.com>
918 * class.c (add_method): Drop destructor assertion.
920 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
923 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
924 context (the first argument).
925 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
928 2019-02-12 Jason Merrill <jason@redhat.com>
930 PR c++/89144 - link error with constexpr initializer_list.
931 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
932 array for an empty list.
933 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
936 2019-02-11 Jason Merrill <jason@redhat.com>
938 PR c++/89241 - ICE with __func__ in lambda in template.
939 * pt.c (enclosing_instantiation_of): Also check
940 instantiated_lambda_fn_p for the template context.
942 2019-02-11 Marek Polacek <polacek@redhat.com>
944 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
945 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
946 null member pointer value.
948 2019-02-11 Jakub Jelinek <jakub@redhat.com>
951 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
952 to maybe_constant_value calls.
954 2019-02-11 Marek Polacek <polacek@redhat.com>
956 * typeck2.c (digest_init_r): Remove commented code.
958 2019-02-11 Martin Sebor <msebor@redhat.com>
961 * decl.c (compute_array_index_type_loc): Preserve signed sizes
962 for diagnostics. Call valid_array_size_p instead of error.
963 * init.c (build_new_1): Compute size for diagnostic. Call
964 invalid_array_size_error
965 (build_new): Call valid_array_size_p instead of error.
967 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
970 * call.c (compare_ics): Deal with ck_aggr in either cs.
972 2019-02-06 David Malcolm <dmalcolm@redhat.com>
975 * call.c (get_location_for_expr_unwinding_for_system_header): New
977 (conversion_null_warnings): Use it when getting locations for
978 EXPR, effectively adding a call to
979 get_location_for_expr_unwinding_for_system_header for
980 -Wconversion-null and making use of EXPR_LOCATION for
981 -Wzero-as-null-pointer-constant.
983 2019-02-05 Jakub Jelinek <jakub@redhat.com>
986 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
987 PARM_DECLs of the thunk.
988 * lambda.c (maybe_add_lambda_conv_op): Likewise.
990 2019-02-05 Marek Polacek <polacek@redhat.com>
992 PR c++/89158 - by-value capture of constexpr variable broken.
993 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
994 instead of mark_rvalue_use.
996 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
999 * pt.c (instantiates_primary_template_p): New.
1000 (type_dependent_expression_p): Use it.
1002 2019-02-01 Jason Merrill <jason@redhat.com>
1004 PR c++/88761 - ICE with reference capture of constant.
1005 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1008 2019-02-01 Marek Polacek <polacek@redhat.com>
1010 PR c++/88325 - ICE with invalid out-of-line template member definition.
1011 * parser.c (cp_parser_class_name): Don't call make_typename_type
1014 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1017 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1018 if require_open failed.
1020 2019-01-31 Marek Polacek <polacek@redhat.com>
1022 PR c++/89083, c++/80864 - ICE with list initialization in template.
1023 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1024 instead of using build_constructor.
1025 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1026 Return the initializer for COMPOUND_LITERAL_P.
1028 PR c++/88983 - ICE with switch in constexpr function.
1029 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1030 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1031 label in the else branch if we found it in the then branch.
1033 2019-01-30 Jason Merrill <jason@redhat.com>
1035 PR c++/88752 - ICE with lambda and constexpr if.
1036 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1037 * pt.c (tsubst_lambda_expr): Set it.
1038 (instantiated_lambda_fn_p): Check it.
1039 (enclosing_instantiation_of): Use it.
1041 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1044 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1045 a C cast in pp_c_flag_gnu_v3 mode.
1047 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1050 * lambda.c (is_capture_proxy): Don't return true for
1051 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1053 2019-01-30 Marek Polacek <polacek@redhat.com>
1055 PR c++/89119 - ICE with value-initialization in template.
1056 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1058 2019-01-29 Jason Merrill <jason@redhat.com>
1060 PR c++/86943 - wrong code converting lambda to function pointer.
1061 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1062 call. Only forward parms for decltype.
1063 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1065 * typeck.c (check_return_expr): Don't mess with a thunk call.
1067 2019-01-28 Jason Merrill <jason@redhat.com>
1069 PR c++/89089 - ICE with [[no_unique_address]].
1070 PR c++/88865 - wrong layout with [[no_unique_address]].
1071 * class.c (check_field_decls): A potentially-overlapping field makes
1072 the class non-layout-POD, but not non-empty.
1073 (end_of_class): Always consider empty data members.
1074 (layout_class_type): Set DECL_SIZE for empty fields.
1076 2019-01-28 Marek Polacek <polacek@redhat.com>
1078 PR c++/88358 - name wrongly treated as type.
1079 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1080 in parameter-list is a type if the function's declarator-id is not
1083 2019-01-27 Marek Polacek <polacek@redhat.com>
1085 PR c++/88815 - narrowing conversion lost in decltype.
1086 PR c++/78244 - narrowing conversion in template not detected.
1087 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1088 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1089 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1090 * semantics.c (finish_compound_literal): When the compound literal
1091 isn't instantiation-dependent and the type isn't type-dependent,
1092 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1094 PR c++/89024 - ICE with incomplete enum type.
1095 * call.c (standard_conversion): When converting an
1096 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1098 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1101 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1102 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1105 2019-01-24 Jason Merrill <jason@redhat.com>
1107 PR c++/89001 - mangling of reference temporaries
1108 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1109 (current_ref_temp_count): New macro.
1110 * mangle.c (mangle_ref_init_variable): Use it.
1111 * typeck2.c (store_init_value): Clear it.
1112 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1115 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1118 * semantics.c (finish_omp_cancel): Diagnose more than one if
1119 on #pragma omp cancel with different modifiers. Use
1120 maybe_convert_cond when not in template or build_x_binary_op
1123 2019-01-23 Marek Polacek <polacek@redhat.com>
1125 PR c++/88757 - qualified name treated wrongly as type.
1126 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1127 in parameter-list as types if name lookup for declarator-id didn't
1128 find one or more function templates.
1130 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1133 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1134 after genericizing cond and incr expressions.
1137 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1138 before the begin_bc_block call.
1140 2019-01-21 Jason Merrill <jason@redhat.com>
1142 PR c++/87893 - constexpr ctor ICE on ARM.
1143 PR c++/88293 - ICE with comma expression.
1144 * constexpr.c (initialized_type): Don't shortcut non-void type.
1145 Handle COMPOUND_EXPR.
1146 (cxx_eval_outermost_constant_expr): Return early for void type.
1148 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1151 * optimize.c (cxx_copy_decl): New function.
1152 (clone_body): Use it instead of copy_decl_no_change.
1155 * typeck.c (cp_build_binary_op): Don't instrument
1156 SANITIZE_POINTER_COMPARE if processing_template_decl.
1157 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1159 2019-01-18 Jason Merrill <jason@redhat.com>
1161 PR c++/88875 - error with explicit list constructor.
1162 * call.c (reference_binding): Don't modify EXPR. Set
1163 need_temporary_p on the ck_user conversion for a temporary.
1164 (convert_like_real): Check it.
1166 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1170 * call.c (convert_for_arg_passing): Upate the
1171 warn_for_address_or_pointer_of_packed_member call.
1172 * typeck.c (convert_for_assignment): Likewise.
1174 2019-01-17 Jason Merrill <jason@redhat.com>
1176 PR c++/86205 - ICE with ?: of throw and template-id.
1177 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1178 * typeck.c (decay_conversion): ...here.
1179 * call.c (build_conditional_expr_1): Use it.
1181 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1182 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1184 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1186 * decl.c (grokdeclarator): Use typespec_loc in error messages
1187 about 'auto' and trailing return type.
1189 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1192 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1195 2019-01-17 Nathan Sidwell <nathan@acm.org>
1198 * semantics.c (process_outer_var_ref): Only skip dependent types
1201 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1204 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1205 * name-lookup.c (do_push_to_top_level): Save and reset it.
1206 (do_pop_from_top_level): Restore it.
1209 * pt.c (make_template_placeholder): Use auto_identifier.
1210 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1211 * error.c (dump_type): Handle template placeholders.
1212 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1215 * cvt.c (convert_to_void): Handle all cdtor calls as if
1218 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1220 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1221 error messages about ill-formed uses of mutable.
1223 2019-01-16 Marek Polacek <polacek@redhat.com>
1225 PR c++/78244 - narrowing conversion in template not detected.
1226 * call.c (perform_implicit_conversion_flags): Set
1227 IMPLICIT_CONV_EXPR_BRACED_INIT.
1228 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1229 * pt.c (tsubst_copy_and_build): Use it.
1231 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1234 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1237 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1239 * decl.c (start_decl): Improve error location.
1240 * decl2.c (grokfield): Likewise.
1242 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1244 * decl.c (grokdeclarator): Move further up the location_t loc
1245 declaration and use the location when building a TYPE_DECL for
1247 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1248 about an ill-formed bit-field as typedef.
1250 2019-01-14 Marek Polacek <polacek@redhat.com>
1252 PR c++/88830 - ICE with abstract class.
1253 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1256 PR c++/88825 - ICE with bogus function return type deduction.
1257 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1259 2019-01-14 Tom Honermann <tom@honermann.net>
1261 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1262 * cvt.c (type_promotes_to): Handle char8_t promotion.
1263 * decl.c (grokdeclarator): Handle invalid type specifier
1264 combinations involving char8_t.
1265 * lex.c (init_reswords): Add char8_t as a reserved word.
1266 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1267 * parser.c (cp_keyword_starts_decl_specifier_p)
1268 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1270 (cp_parser_string_literal): Use char8_array_type_node for the type
1272 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1274 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1275 * tree.c (char_type_p): Recognize char8_t as a character type.
1276 * typeck.c (string_conv_p): Handle conversions of u8 string
1277 literals of char8_t type.
1278 (check_literal_operator_args): Handle UDLs with u8 string literals
1280 * typeck2.c (ordinary_char_type_p): New.
1281 (digest_init_r): Disallow initializing a char array with a u8 string
1284 2019-01-14 Martin Liska <mliska@suse.cz>
1286 PR gcov-profile/88263
1287 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1288 as location of the TLS wrapper.
1290 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1292 * decl.c (cp_finish_decl): Improve error location.
1293 * decl2.c (grokfield): Likewise, improve two locations.
1295 2019-01-11 Marek Polacek <polacek@redhat.com>
1297 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
1298 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
1301 2019-01-11 Jason Merrill <jason@redhat.com>
1303 PR c++/88312 - pack expansion of decltype.
1304 * pt.c (instantiation_dependent_r): A template non-type parameter
1305 pack is instantiation-dependent.
1307 2019-01-11 Jason Merrill <jason@redhat.com>
1309 PR c++/88613 - ICE with use of const var in lambda.
1310 * expr.c (mark_use): Fix location wrapper handling.
1311 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
1313 2019-01-11 Tobias Burnus <burnus@net-b.de>
1316 * decl2.c (maybe_emit_vtables): If needed, generate code for
1317 the destructor of an abstract class.
1318 (mark_used): Update comment for older function-name change.
1320 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
1322 * decl.c (start_decl): Improve error location.
1323 (grokdeclarator): Likewise, improve two locations.
1325 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
1329 * cp-tree.h: Mechanically replace "can not" with "cannot".
1330 * parser.c: Likewise.
1333 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1335 * decl.c (grok_reference_init): Improve error location.
1336 (grokdeclarator): Likewise, improve two locations.
1338 2019-01-08 Marek Polacek <polacek@redhat.com>
1340 PR c++/88538 - braced-init-list in template-argument-list.
1341 * parser.c (cp_parser_template_argument): Handle braced-init-list when
1344 PR c++/88548 - this accepted in static member functions.
1345 * parser.c (cp_debug_parser): Adjust printing of
1346 local_variables_forbidden_p.
1347 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
1348 (cp_parser_primary_expression): When checking
1349 local_variables_forbidden_p, use THIS_FORBIDDEN or
1350 LOCAL_VARS_FORBIDDEN.
1351 (cp_parser_lambda_body): Update the type of
1352 local_variables_forbidden_p. Set it to 0 rather than false.
1353 (cp_parser_condition): Adjust call to cp_parser_declarator.
1354 (cp_parser_explicit_instantiation): Likewise.
1355 (cp_parser_init_declarator): Likewise.
1356 (cp_parser_declarator): New parameter. Use it.
1357 (cp_parser_direct_declarator): New parameter. Use it to set
1358 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
1359 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
1360 (cp_parser_parameter_declaration): Likewise.
1361 (cp_parser_default_argument): Update the type of
1362 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1364 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
1365 'static' or 'friend'.
1366 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
1367 (cp_parser_late_parsing_default_args): Update the type of
1368 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1370 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
1371 (cp_parser_objc_class_ivars): Likewise.
1372 (cp_parser_objc_struct_declaration): Likewise.
1373 (cp_parser_omp_for_loop_init): Likewise.
1374 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1376 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1379 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1381 * decl.c (start_decl): Improve permerror location.
1383 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1384 Jakub Jelinek <jakub@redhat.com>
1387 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1388 fixit hint if current_class_ref is NULL. Use a single if instead of
1391 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1393 * decl.c (start_decl): Improve two error_at locations.
1394 (expand_static_init): Likewise.
1396 2019-01-07 Marek Polacek <polacek@redhat.com>
1398 PR c++/88741 - wrong error with initializer-string.
1399 * decl.c (cp_complete_array_type): Strip any location wrappers.
1401 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1407 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1408 * typeck2.c (digest_init_r): Raise an error for non-static
1409 initialization of a flexible array member.
1410 (process_init_constructor, massage_init_elt,
1411 process_init_constructor_array, process_init_constructor_record,
1412 process_init_constructor_union, process_init_constructor): Add the
1413 flags parameter and pass it thru.
1414 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1415 digest_init_flags for static decls.
1417 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1420 * cp-tree.h (cp_build_vec_convert): Declare.
1421 * parser.c (cp_parser_postfix_expression): Parse
1422 __builtin_convertvector.
1423 * constexpr.c: Include fold-const-call.h.
1424 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1425 (potential_constant_expression_1): Likewise.
1426 * semantics.c (cp_build_vec_convert): New function.
1427 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1430 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1433 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1434 or pushdecl rather than decl.
1436 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1438 * tree.c (handle_nodiscard_attribute): Improve warning location.
1440 2019-01-02 Marek Polacek <polacek@redhat.com>
1442 PR c++/88612 - ICE with -Waddress-of-packed-member.
1443 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1444 * typeck.c (convert_for_assignment): Likewise.
1446 PR c++/88631 - CTAD failing for value-initialization.
1447 * typeck2.c (build_functional_cast): Try deducing the template
1448 arguments even if there are no arguments to deduce from.
1450 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1452 Update copyright years.
1454 Copyright (C) 2019 Free Software Foundation, Inc.
1456 Copying and distribution of this file, with or without modification,
1457 are permitted in any medium without royalty provided the copyright
1458 notice and this notice are preserved.