1 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
4 * decl.c (grokdeclarator): Set type to error_mark_node
5 upon error about template placeholder type non followed
6 by a simple declarator-id.
8 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
10 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
13 2019-04-24 Jason Merrill <jason@redhat.com>
15 PR c++/90227 - error with template parameter packs.
16 * pt.c (coerce_template_parms): Do add empty pack when
19 2019-04-24 Richard Biener <rguenther@suse.de>
21 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
22 (conversion_null_warnings): Likewise.
23 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
24 early if type1 == type2.
26 2019-04-22 Jason Merrill <jason@redhat.com>
28 PR c++/87366 - wrong error with alias template.
29 * typeck.c (structural_comptypes): When comparing_specializations,
31 (comptypes): When comparing_specializations, do structural
34 2019-04-19 Jason Merrill <jason@redhat.com>
36 PR c++/90190 - CTAD with list-constructor.
37 * pt.c (do_class_deduction): Don't try the single element deduction
38 if the single element is also a braced list.
40 PR c++/90171 - ICE with destroying delete with size_t parm.
41 * call.c (sized_deallocation_fn_p): New. Use it instead of
42 second_parm_is_size_t in most cases.
43 (second_parm_is_size_t): Don't check for aligned.
45 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
48 * pt.c (fn_type_unification): When handling null explicit
49 arguments do not special case non-parameter packs.
51 2019-04-19 Jakub Jelinek <jakub@redhat.com>
54 * pt.c (process_template_parm): Set decl to pushdecl result. If
55 !is_non_type, also set parm to that.
58 * decl.c (struct cp_switch): Remove outside_range_p member.
59 (push_switch): Don't clear it.
60 (pop_switch): Adjust c_do_switch_warnings caller.
61 (finish_case_label): Adjust c_add_case_label caller.
64 * decl.c (duplicate_decls): If remove is main variant and
65 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
66 variant that has newdecl as TYPE_NAME if any.
68 2019-04-18 Jason Merrill <jason@redhat.com>
70 PR c++/87554 - ICE with extern template and reference member.
71 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
73 2019-04-17 Jason Merrill <jason@redhat.com>
75 PR c++/90047 - ICE with enable_if alias template.
76 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
77 hash table when we're in SFINAE context.
79 2019-04-17 Marek Polacek <polacek@redhat.com>
81 PR c++/90124 - bogus error with incomplete type in decltype.
82 * typeck.c (build_class_member_access_expr): Check
83 cp_unevaluated_operand.
85 2019-04-12 Jakub Jelinek <jakub@redhat.com>
88 * decl.c (duplicate_decls): When newdecl's type is its main variant,
89 don't try to remove it from the variant list, but instead assert
92 2019-04-12 Martin Sebor <msebor@redhat.com>
96 * parser.c (cp_parser_has_attribute_expression): Handle assignment
99 2019-04-12 Jason Merrill <jason@redhat.com>
101 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
104 2019-04-12 Marek Polacek <polacek@redhat.com>
106 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
107 instead of perform_implicit_conversion_flags.
109 PR c++/87603 - constexpr functions are no longer noexcept.
110 * constexpr.c (is_sub_constant_expr): Remove unused function.
111 * cp-tree.h (is_sub_constant_expr): Remove declaration.
112 * except.c (check_noexcept_r): Don't consider a call to a constexpr
115 2019-04-11 Jakub Jelinek <jakub@redhat.com>
118 * parser.h (struct cp_parser): Add
119 type_definition_forbidden_message_arg member.
120 * parser.c (cp_debug_parser): Print it.
121 (cp_parser_check_type_definition): Pass
122 parser->type_definition_forbidden_message_arg as second argument to
124 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
125 parser->type_definition_forbidden_message_arg and use G_() with
126 %qs for parser->type_definition_forbidden_message instead of
127 building untranslatable message using concat.
129 2019-04-09 Jakub Jelinek <jakub@redhat.com>
132 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
134 2019-04-08 Marek Polacek <polacek@redhat.com>
136 * typeck2.c (digest_init_r): Don't condition the object slicing warning
139 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
142 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
143 when maybe_instantiate_noexcept fails.
144 (classtype_has_nothrow_assign_or_copy_p): Likewise.
145 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
146 to build_exception_variant.
148 2019-04-05 Marek Polacek <polacek@redhat.com>
150 PR c++/87145 - bogus error converting class type in template arg list.
151 * pt.c (convert_nontype_argument): Don't call
152 build_converted_constant_expr if it could involve calling a conversion
153 function with a instantiation-dependent constructor as its argument.
155 2019-04-05 Martin Sebor <msebor@redhat.com>
158 * decl.c (reshape_init_array_1): Avoid treating empty strings
159 as zeros in array initializers.
160 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
162 2019-04-04 Jason Merrill <jason@redhat.com>
164 PR c++/89948 - ICE with break in statement-expr.
165 * constexpr.c (cxx_eval_statement_list): Jumping out of a
166 statement-expr is non-constant.
168 2019-04-04 Jason Merrill <jason@redhat.com>
170 PR c++/89966 - error with non-type auto tparm.
171 * pt.c (do_auto_deduction): Clear tf_partial.
173 2019-04-04 Jason Merrill <jason@redhat.com>
175 PR c++/86986 - ICE with TTP with parameter pack.
176 * pt.c (coerce_template_parameter_pack): Only look at the type of a
177 non-type parameter pack.
178 (fixed_parameter_pack_p_1): Don't recurse into the type of a
179 non-type parameter pack.
180 (coerce_template_template_parms): Call add_outermost_template_args.
182 2019-04-04 Martin Sebor <msebor@redhat.com>
188 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
189 from arrays of trivial type and known size.
190 * mangle.c (write_expression): Convert braced initializer lists
192 (write_expression): Trim trailing zero-initializers from arrays
194 (write_template_arg_literal): Mangle strings the same as braced
197 2019-04-03 Jason Merrill <jason@redhat.com>
199 PR c++/81866 - ICE with member template and default targ.
200 * pt.c (tsubst_template_decl): Handle getting a type from
201 retrieve_specialization.
203 PR c++/86586 - -fcompare-debug=-Wsign-compare.
204 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
206 PR c++/89331 - ICE with offsetof in incomplete class.
207 * semantics.c (finish_offsetof): Handle error_mark_node.
208 * typeck.c (build_class_member_access_expr): Call
209 complete_type_or_maybe_complain before converting to base.
211 PR c++/89917 - ICE with lambda in variadic mem-init.
212 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
214 2019-04-01 Jason Merrill <jason@redhat.com>
216 PR c++/86946 - ICE with function call in template argument.
218 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
221 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
224 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
226 2019-03-31 Marek Polacek <polacek@redhat.com>
228 PR c++/89852 - ICE with C++11 functional cast with { }.
229 * constexpr.c (fold_non_dependent_expr_template): New static function
231 (fold_non_dependent_expr): ...here.
232 (fold_non_dependent_init): New function.
233 * cp-tree.h (fold_non_dependent_init): Declare.
234 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
235 of fold_non_dependent_expr. Don't call maybe_constant_init.
237 2019-03-30 Jason Merrill <jason@redhat.com>
239 PR c++/89744 - ICE with specialization of member class template.
240 * pt.c (lookup_template_class_1): If the partial instantiation is
241 explicitly specialized, adjust.
242 (maybe_process_partial_specialization): Also adjust
245 2019-03-29 Jakub Jelinek <jakub@redhat.com>
248 * typeck.c: Include gimplify.h.
249 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
250 for second time. Formatting fixes.
252 2019-03-29 Marek Polacek <polacek@redhat.com>
254 PR c++/89876 - ICE with deprecated conversion.
255 * call.c (convert_like_real): Only give warnings with tf_warning.
257 2019-03-28 Marek Polacek <polacek@redhat.com>
259 PR c++/89612 - ICE with member friend template with noexcept.
260 * pt.c (maybe_instantiate_noexcept): For function templates, use their
261 template result (function decl). Don't set up local specializations.
262 Temporarily turn on processing_template_decl. Update the template type
265 PR c++/89836 - bool constant expression and explicit conversions.
266 * call.c (build_converted_constant_expr_internal): New function,
268 (build_converted_constant_expr): ...this. New.
269 (build_converted_constant_bool_expr): New.
270 * cp-tree.h (build_converted_constant_bool_expr): Declare.
271 * decl.c (build_explicit_specifier): Call
272 build_converted_constant_bool_expr.
274 2019-03-28 Jakub Jelinek <jakub@redhat.com>
277 * constexpr.c (struct check_for_return_continue_data): New type.
278 (check_for_return_continue): New function.
279 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
280 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
281 in loop bodies and set *jump_target to that if found.
283 2019-03-27 Jason Merrill <jason@redhat.com>
285 PR c++/89831 - error with qualified-id in const member function.
286 * semantics.c (finish_non_static_data_member): Use object cv-quals
289 PR c++/89421 - ICE with lambda in template parameter list.
290 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
291 template parameter list before C++20.
292 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
293 * semantics.c (begin_class_definition): Restore error about defining
294 non-lambda class in template parm list.
296 2019-03-26 Jason Merrill <jason@redhat.com>
298 PR c++/86932 - missed SFINAE with empty pack.
299 * pt.c (coerce_template_parms): Don't add an empty pack if
301 (fn_type_unification): Pass tf_partial to coerce_template_parms.
303 PR c++/86429 - constexpr variable in lambda.
306 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
307 try evaluating the captured variable directly.
309 2019-03-26 Jakub Jelinek <jakub@redhat.com>
312 * semantics.c (finish_omp_atomic): Add warning_sentinel for
313 -Wunused-value around finish_expr_stmt call.
315 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
319 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
320 to undo the disabling of warnings.
322 2019-03-25 Jason Merrill <jason@redhat.com>
324 PR c++/87748 - substitution failure error with decltype.
325 * pt.c (most_specialized_partial_spec): Clear
326 processing_template_decl.
328 2019-03-25 Marek Polacek <polacek@redhat.com>
330 PR c++/89214 - ICE when initializing aggregates with bases.
331 * typeck2.c (digest_init_r): Warn about object slicing instead of
334 PR c++/89705 - ICE with reference binding with conversion function.
335 * call.c (reference_binding): If the result of the conversion function
336 is a prvalue of non-class type, use the cv-unqualified type.
338 2019-03-25 Nathan Sidwell <nathan@acm.org>
340 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
342 2019-03-22 Jakub Jelinek <jakub@redhat.com>
345 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
346 (maybe_get_tls_wrapper_call): Declare.
347 * decl2.c (get_tls_wrapper_fn): Make static.
348 (maybe_get_tls_wrapper_call): New function.
349 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
351 * semantics.c (finish_qualified_id_expr): Likewise.
352 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
353 * pt.c (tsubst_copy_and_build): Likewise.
356 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
357 (cxx_eval_constant_expression): When not skipping, not constant class
358 or location wrapper, increment *ctx->constexpr_ops_count and if it is
359 above constexpr_loop_nest_limit, diagnose failure.
360 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
361 initialize ctx.constexpr_ops_count to its address.
362 (is_sub_constant_expr): Likewise.
364 2019-03-21 Jakub Jelinek <jakub@redhat.com>
367 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
368 hash_set<tree, true> &, adjust uses accordingly.
369 (build_aggr_conv): Change pset from hash_set<tree> *
370 to hash_set<tree, true>. Replace goto fail; with return NULL;,
374 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
375 variables, check for duplicates in this function.
376 * lambda.c (add_capture): Don't check for duplicates nor use
378 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
380 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
383 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
384 error_mark_node to comp_except_specs.
386 2019-03-20 Jason Merrill <jason@redhat.com>
388 PR c++/87480 - decltype of member access in default template arg
389 * pt.c (type_unification_real): Accept a dependent result in
392 2019-03-19 Martin Sebor <msebor@redhat.com>
394 PR tree-optimization/89688
395 * typeck2.c (store_init_value): Call braced_lists_to_string for more
396 kinds of initializers.
398 2019-03-18 Jason Merrill <jason@redhat.com>
400 PR c++/89630 - ICE with dependent using-decl as template arg.
401 * tree.c (cp_tree_equal): Always return false for USING_DECL.
403 PR c++/89761 - ICE with sizeof... in pack expansion.
404 * pt.c (argument_pack_element_is_expansion_p): Handle
405 ARGUMENT_PACK_SELECT.
407 PR c++/89640 - GNU attributes on lambda.
408 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
410 PR c++/89682 - wrong access error in default argument.
411 * pt.c (tsubst_default_argument): Don't defer access checks.
413 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
416 * semantics.c (finish_non_static_data_member): Check return value
417 of context_for_name_lookup and immediately return error_mark_node
420 2019-03-17 Jason Merrill <jason@redhat.com>
422 PR c++/89571 - ICE with ill-formed noexcept on constructor.
423 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
424 (regenerate_decl_from_template): Use it for noexcept-specs.
426 2019-03-14 Jason Merrill <jason@redhat.com>
428 * parser.c (cp_parser_decl_specifier_seq): Support C++20
429 concept-definition syntax without 'bool'.
431 2019-03-14 Jakub Jelinek <jakub@redhat.com>
434 * semantics.c (finish_qualified_id_expr): Reject variable templates.
437 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
438 hash_set<tree> to vec<tree>.
439 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
441 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
442 removal of SAVE_EXPRs from values.
443 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
444 method on save_exprs instead of add.
446 2019-03-13 Jason Merrill <jason@redhat.com>
448 PR c++/86521 - C++17 copy elision in initialization by constructor.
449 * call.c (joust_maybe_elide_copy): New.
452 2019-03-13 Marek Polacek <polacek@redhat.com>
454 PR c++/88979 - further P0634 fix for constructors.
455 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
456 cp_parser_constructor_declarator_p.
457 (cp_parser_direct_declarator): Allow missing typename for constructor
459 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
460 cp_parser_type_specifier.
462 PR c++/89686 - mixing init-capture and simple-capture in lambda.
463 * parser.c (cp_parser_lambda_introducer): Give error when combining
464 init-capture and simple-capture.
466 PR c++/89660 - bogus error with -Wredundant-move.
467 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
468 as the std::move's argument. Don't call convert_for_initialization
469 when warn_redundant_move isn't on.
471 2019-03-11 Jason Merrill <jason@redhat.com>
473 PR c++/86521 - wrong overload resolution with ref-qualifiers.
474 * call.c (build_user_type_conversion_1): Don't use a conversion to a
475 reference of the wrong rvalueness for direct binding.
477 2019-03-11 Martin Liska <mliska@suse.cz>
479 * cvt.c (build_expr_type_conversion): Wrap apostrophes
480 in gcc internal format with %'.
481 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
482 (grokfndecl): Likewise.
483 * name-lookup.c (do_pushtag): Likewise.
484 * pt.c (unify_parameter_deduction_failure): Likewise.
485 (unify_template_deduction_failure): Likewise.
487 2019-03-11 Martin Liska <mliska@suse.cz>
489 * call.c (convert_arg_to_ellipsis): Wrap an option name
490 in a string format message and fix GNU coding style.
491 (build_over_call): Likewise.
492 * class.c (check_field_decl): Likewise.
493 (layout_nonempty_base_or_field): Likewise.
494 * constexpr.c (cxx_eval_loop_expr): Likewise.
495 * cvt.c (type_promotes_to): Likewise.
496 * decl.c (cxx_init_decl_processing): Likewise.
497 (mark_inline_variable): Likewise.
498 (grokdeclarator): Likewise.
499 * decl2.c (record_mangling): Likewise.
500 * error.c (maybe_warn_cpp0x): Likewise.
501 * except.c (doing_eh): Likewise.
502 * mangle.c (maybe_check_abi_tags): Likewise.
503 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
504 (cp_parser_userdef_numeric_literal): Likewise.
505 (cp_parser_primary_expression): Likewise.
506 (cp_parser_unqualified_id): Likewise.
507 (cp_parser_pseudo_destructor_name): Likewise.
508 (cp_parser_builtin_offsetof): Likewise.
509 (cp_parser_lambda_expression): Likewise.
510 (cp_parser_lambda_introducer): Likewise.
511 (cp_parser_lambda_declarator_opt): Likewise.
512 (cp_parser_selection_statement): Likewise.
513 (cp_parser_init_statement): Likewise.
514 (cp_parser_decomposition_declaration): Likewise.
515 (cp_parser_function_specifier_opt): Likewise.
516 (cp_parser_static_assert): Likewise.
517 (cp_parser_simple_type_specifier): Likewise.
518 (cp_parser_namespace_definition): Likewise.
519 (cp_parser_using_declaration): Likewise.
520 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
521 (cp_parser_initializer_list): Likewise.
522 (cp_parser_type_parameter_key): Likewise.
523 (cp_parser_member_declaration): Likewise.
524 (cp_parser_try_block): Likewise.
525 (cp_parser_std_attribute_spec): Likewise.
526 (cp_parser_requires_clause_opt): Likewise.
527 * pt.c (check_template_variable): Likewise.
528 (check_default_tmpl_args): Likewise.
529 (push_tinst_level_loc): Likewise.
530 (instantiate_pending_templates): Likewise.
531 (invalid_nontype_parm_type_p): Likewise.
532 * repo.c (get_base_filename): Likewise.
533 * rtti.c (typeid_ok_p): Likewise.
534 (build_dynamic_cast_1): Likewise.
535 * tree.c (maybe_warn_parm_abi): Likewise.
537 2019-03-08 Jakub Jelinek <jakub@redhat.com>
540 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
541 one space before " at the end of line and another after " on another
542 line in a string literal.
544 PR tree-optimization/89550
545 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
546 warning_at returned true.
547 * decl2.c (c_parse_final_cleanups): Likewise.
548 * typeck.c (convert_for_assignment): Likewise.
549 * decl.c (finish_function): Likewise.
552 * parser.c (cp_parser_asm_definition): Just warn instead of error
553 on volatile qualifier outside of function body.
556 * constexpr.c (potential_constant_expression_1): Reject
557 REINTERPRET_CAST_P NOP_EXPRs.
560 * call.c (joust): Call print_z_candidate only if pedwarn returned
563 2019-03-07 Jason Merrill <jason@redhat.com>
565 PR c++/88123 - lambda and using-directive.
566 * name-lookup.c (op_unqualified_lookup)
567 (maybe_save_operator_binding, discard_operator_bindings)
568 (push_operator_bindings): New.
569 * typeck.c (build_x_binary_op, build_x_unary_op): Call
570 maybe_save_operator_binding.
571 * decl.c (start_preparsed_function): Call push_operator_bindings.
572 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
574 PR c++/88820 - ICE with CTAD and member template used in DMI.
575 * pt.c (do_class_deduction): Handle parm used as its own arg.
577 2019-03-07 Jakub Jelinek <jakub@redhat.com>
580 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
581 at toplevel, but diagnose them.
583 2019-03-06 Jason Merrill <jason@redhat.com>
585 PR c++/89381 - implicit copy and using-declaration.
586 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
587 op= brought in by a using-declaration.
589 2019-03-06 Jakub Jelinek <jakub@redhat.com>
592 * init.c (build_value_init_noctor): Ignore flexible array members.
594 2019-03-06 Jason Merrill <jason@redhat.com>
596 PR c++/89576 - if constexpr of lambda capture.
597 * semantics.c (maybe_convert_cond): Do convert a non-dependent
598 condition in a template.
599 * typeck.c (condition_conversion): Handle being called in a
602 2019-03-06 Marek Polacek <polacek@redhat.com>
604 PR c++/87378 - bogus -Wredundant-move warning.
605 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
606 overload resolution would actually succeed.
608 2019-03-05 Jason Merrill <jason@redhat.com>
610 * class.c (is_really_empty_class): Add ignore_vptr parm.
611 (trivial_default_constructor_is_constexpr): Pass it.
612 * call.c (build_over_call): Pass it.
613 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
614 checking TYPE_POLYMORPHIC_P.
615 (cxx_eval_component_reference, potential_constant_expression_1):
617 * cp-gimplify.c (simple_empty_class_p): Pass it.
618 * init.c (expand_aggr_init_1): Pass it.
620 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
623 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
625 2019-03-04 Jakub Jelinek <jakub@redhat.com>
628 * call.c (field_in_pset): New function.
629 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
631 2019-03-02 Jakub Jelinek <jakub@redhat.com>
634 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
635 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
636 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
637 (cp_parser_initializer_list): Add designated parameter, set *designated
638 to a bool whether any designators were parsed.
639 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
641 * pt.c (tsubst_copy_and_build): Likewise.
642 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
643 don't call build_list_conv, nor build_complex_conv, nor attempt to
644 convert a single element initializer to scalar.
646 2019-03-01 Marek Polacek <polacek@redhat.com>
648 PR c++/89537 - missing location for error with non-static member fn.
649 * call.c (resolve_args): Use EXPR_LOCATION.
650 * typeck.c (build_class_member_access_expr): Use input_location.
652 PR c++/89532 - ICE with incomplete type in decltype.
653 * semantics.c (finish_compound_literal): Return error_mark_node
654 if digest_init_flags returns error_mark_node.
656 2019-03-01 Jakub Jelinek <jakub@redhat.com>
658 Implement P1002R1, Try-catch blocks in constexpr functions
660 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
661 Diagnose constexpr ctor or function with function-try-block with
662 pedwarn for c++17 and earlier. Formatting fix.
663 (cp_parser_try_block): Use pedwarn instead of error and only for
664 c++17 and earlier when try block appears in constexpr function.
665 * constexpr.c (build_constexpr_constructor_member_initializers):
666 Handle TRY_BLOCK here instead of erroring on it.
668 2019-02-28 Jason Merrill <jason@redhat.com>
670 PR c++/88183 - ICE with .* fold-expression.
671 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
673 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
674 * class.c, lambda.c, pt.c: Revert earlier change.
675 * lambda.c (add_capture): Don't special-case capture of dependent
678 * name-lookup.c (print_binding_level): Print this_entity.
680 2019-02-27 Marek Polacek <polacek@redhat.com>
682 PR c++/88857 - ICE with value-initialization of argument in template.
683 * call.c (convert_like_real): Don't call build_value_init in template.
685 2019-02-27 Jason Merrill <jason@redhat.com>
687 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
688 * semantics.c (process_outer_var_ref): Do capture dependent vars.
689 * class.c (finish_struct): Only add TAG_DEFN if T is in
690 current_function_decl.
691 * lambda.c (vla_capture_type): Force the capture type out into the
692 lambda's enclosing function.
693 (add_capture): Pass in the lambda.
694 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
696 2019-02-27 Marek Polacek <polacek@redhat.com>
698 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
699 * parser.c (cp_parser_using_declaration): For an unscoped enum
700 only use its context if it's not a function declaration.
702 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
705 * method.c (process_subob_fn): When maybe_instantiate_noexcept
706 returns false don't call merge_exception_specifiers.
708 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
711 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
712 for a non-constant parsed expression.
714 2019-02-26 Jakub Jelinek <jakub@redhat.com>
717 * constexpr.c (cxx_eval_store_expression): When changing active union
718 member, set no_zero_init.
720 2019-02-23 Marek Polacek <polacek@redhat.com>
722 PR c++/88294 - ICE with non-constant noexcept-specifier.
723 * pt.c (maybe_instantiate_noexcept): Set up the list of local
724 specializations. Set current_class_{ptr,ref}.
726 2019-02-22 David Malcolm <dmalcolm@redhat.com>
729 * parser.c (cp_parser_unqualified_id): Capture and use locations
732 2019-02-22 Marek Polacek <polacek@redhat.com>
734 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
735 * decl.c (build_explicit_specifier): Don't check
736 processing_template_decl. Call instantiation_dependent_expression_p
737 instead of value_dependent_expression_p. Call
738 instantiate_non_dependent_expr_sfinae before
739 build_converted_constant_expr instead of calling
740 instantiate_non_dependent_expr after it. Add
741 processing_template_decl_sentinel.
743 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
745 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
746 parameter, move loc formal parameter to the front. Adjust all
748 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
751 2019-02-21 Jason Merrill <jason@redhat.com>
753 PR c++/87685 - generic lambda 'this' capture error.
754 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
755 (maybe_generic_this_capture): Pass -1.
757 PR c++/88394 - ICE with VLA init-capture.
758 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
760 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
761 * pt.c (do_class_deduction): Don't include explicit specialization
764 PR c++/89422 - ICE with -g and lambda in default arg in template.
765 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
767 2019-02-21 Jason Merrill <jason@redhat.com>
769 PR c++/88419 - C++17 ICE with class template arg deduction.
770 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
771 CLASS_PLACEHOLDER_TEMPLATE.
773 2019-02-21 Jakub Jelinek <jakub@redhat.com>
776 * constexpr.c (struct constexpr_fundef): Add parms and result members.
777 (retrieve_constexpr_fundef): Adjust for the above change.
778 (register_constexpr_fundef): Save constexpr body with copy_fn,
779 temporarily set DECL_CONTEXT on DECL_RESULT before that.
780 (get_fundef_copy): Change FUN argument to FUNDEF with
781 constexpr_fundef * type, grab body and parms/result out of
782 constexpr_fundef struct and temporarily change it for copy_fn calls
784 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
785 adjust current_function_decl from ctx->call context. Test
786 !potential_constant_expression instead of !is_constant_expression.
787 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
788 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
789 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
790 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
792 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
793 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
794 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
795 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
796 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
797 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
798 DECL_EXPR with USING_DECL operand.
799 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
800 build_int_cst to make it a valid constant expression.
802 2019-02-20 Jason Merrill <jason@redhat.com>
804 PR c++/88690 - C++17 ICE with empty base in aggregate.
805 * typeck2.c (process_init_constructor_record): Skip trivial
806 initialization of an empty base.
808 2019-02-21 Richard Biener <rguenther@suse.de>
811 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
812 make symtab process new functions here.
814 2019-02-20 Jason Merrill <jason@redhat.com>
816 PR c++/87921 - wrong error with inline static data member.
817 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
818 for a non-template inline variable. Do nothing for an
819 already-instantiated variable.
820 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
822 * decl.c (check_initializer): Likewise.
823 (make_rtl_for_nonlocal_decl): Likewise.
824 * pt.c (instantiate_decl): Likewise.
825 * typeck2.c (store_init_value): Likewise.
827 2019-02-20 Jakub Jelinek <jakub@redhat.com>
830 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
831 for flag_syntax_only from here...
832 * semantics.c (expand_or_defer_fn_1): ... here.
835 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
836 DECL_COMMON, set DECL_INTERFACE_KNOWN.
839 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
840 union member for -std=c++17 and earlier.
842 2019-02-19 Jason Merrill <jason@redhat.com>
844 PR c++/87513 - 'sorry' mangling PMF template-id.
845 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
847 2019-02-19 Jason Merrill <jason@redhat.com>
849 PR c++/88380 - wrong-code with flexible array and NSDMI.
850 * typeck2.c (process_init_constructor_record): Skip flexarrays.
852 2019-02-20 will wray <wjwray@gmail.com>
854 PR c++/88572 - wrong handling of braces on scalar init.
855 * decl.c (reshape_init_r): Allow braces around scalar initializer
856 within aggregate init. Reject double braced-init of scalar
859 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
862 * pt.c (tsubst_init): Diagnose an initializer expanding to an
863 empty list of expressions; tweak wrt dependent types.
864 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
865 instead of tsubst_expr.
867 2019-02-19 Jason Merrill <jason@redhat.com>
869 PR c++/88368 - wrong 'use of deleted function'
870 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
871 (get_defaulted_eh_spec): Call push_tinst_level.
872 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
873 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
875 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
878 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
879 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
881 2019-02-19 Jakub Jelinek <jakub@redhat.com>
884 * lambda.c (maybe_generic_this_capture): Don't check
885 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
888 * typeck.c (build_reinterpret_cast_1): Don't handle void to
889 && conversion go through build_target_expr_with_type.
892 * error.c (qualified_name_lookup_error): Only call
893 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
895 2019-02-19 Tom Honermann <tom@honermann.net>
897 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
899 2019-02-18 Jason Merrill <jason@redhat.com>
901 PR c++/89336 - multiple stores in constexpr stmt.
902 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
905 * pt.c (check_explicit_specialization): If the declarator is a
906 template-id, only check whether the arguments are dependent.
908 Improve duplicate [[likely]] diagnostic.
909 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
910 to process_stmt_hotness_attribute.
911 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
912 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
914 2019-02-17 Marek Polacek <polacek@redhat.com>
916 PR c++/89217 - ICE with list-initialization in range-based for loop.
917 * constexpr.c (unshare_constructor): No longer static.
918 * cp-tree.h (unshare_constructor): Declare.
919 * semantics.c (finish_compound_literal): When dealing with a
920 non-dependent expression in a template, return the original
921 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
923 2019-02-13 Marek Polacek <polacek@redhat.com>
925 PR c++/89297 - ICE with OVERLOAD in template.
926 * semantics.c (finish_compound_literal): Call
927 instantiate_non_dependent_expr_sfinae.
929 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
932 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
933 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
934 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
935 (shared_member_p): Likewise.
936 (lookup_member): Likewise.
937 * decl.c (grok_special_member_properties): Skip USING_DECLs.
938 * semantics.c (finish_omp_declare_simd_methods): Likewise.
939 (finish_qualified_id_expr): Do not call shared_member_p with
943 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
944 Move cp_evaluated resetting before signature tsubsting.
945 (gen_elem_of_pack_expansion_instantiation): Separate local
946 specializations per index.
948 2019-02-13 David Malcolm <dmalcolm@redhat.com>
951 * class.c (add_method): Drop destructor assertion.
953 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
956 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
957 context (the first argument).
958 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
961 2019-02-12 Jason Merrill <jason@redhat.com>
963 PR c++/89144 - link error with constexpr initializer_list.
964 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
965 array for an empty list.
966 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
969 2019-02-11 Jason Merrill <jason@redhat.com>
971 PR c++/89241 - ICE with __func__ in lambda in template.
972 * pt.c (enclosing_instantiation_of): Also check
973 instantiated_lambda_fn_p for the template context.
975 2019-02-11 Marek Polacek <polacek@redhat.com>
977 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
978 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
979 null member pointer value.
981 2019-02-11 Jakub Jelinek <jakub@redhat.com>
984 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
985 to maybe_constant_value calls.
987 2019-02-11 Marek Polacek <polacek@redhat.com>
989 * typeck2.c (digest_init_r): Remove commented code.
991 2019-02-11 Martin Sebor <msebor@redhat.com>
994 * decl.c (compute_array_index_type_loc): Preserve signed sizes
995 for diagnostics. Call valid_array_size_p instead of error.
996 * init.c (build_new_1): Compute size for diagnostic. Call
997 invalid_array_size_error
998 (build_new): Call valid_array_size_p instead of error.
1000 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1003 * call.c (compare_ics): Deal with ck_aggr in either cs.
1005 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1008 * call.c (get_location_for_expr_unwinding_for_system_header): New
1010 (conversion_null_warnings): Use it when getting locations for
1011 EXPR, effectively adding a call to
1012 get_location_for_expr_unwinding_for_system_header for
1013 -Wconversion-null and making use of EXPR_LOCATION for
1014 -Wzero-as-null-pointer-constant.
1016 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1019 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1020 PARM_DECLs of the thunk.
1021 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1023 2019-02-05 Marek Polacek <polacek@redhat.com>
1025 PR c++/89158 - by-value capture of constexpr variable broken.
1026 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1027 instead of mark_rvalue_use.
1029 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1032 * pt.c (instantiates_primary_template_p): New.
1033 (type_dependent_expression_p): Use it.
1035 2019-02-01 Jason Merrill <jason@redhat.com>
1037 PR c++/88761 - ICE with reference capture of constant.
1038 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1041 2019-02-01 Marek Polacek <polacek@redhat.com>
1043 PR c++/88325 - ICE with invalid out-of-line template member definition.
1044 * parser.c (cp_parser_class_name): Don't call make_typename_type
1047 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1050 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1051 if require_open failed.
1053 2019-01-31 Marek Polacek <polacek@redhat.com>
1055 PR c++/89083, c++/80864 - ICE with list initialization in template.
1056 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1057 instead of using build_constructor.
1058 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1059 Return the initializer for COMPOUND_LITERAL_P.
1061 PR c++/88983 - ICE with switch in constexpr function.
1062 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1063 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1064 label in the else branch if we found it in the then branch.
1066 2019-01-30 Jason Merrill <jason@redhat.com>
1068 PR c++/88752 - ICE with lambda and constexpr if.
1069 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1070 * pt.c (tsubst_lambda_expr): Set it.
1071 (instantiated_lambda_fn_p): Check it.
1072 (enclosing_instantiation_of): Use it.
1074 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1077 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1078 a C cast in pp_c_flag_gnu_v3 mode.
1080 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1083 * lambda.c (is_capture_proxy): Don't return true for
1084 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1086 2019-01-30 Marek Polacek <polacek@redhat.com>
1088 PR c++/89119 - ICE with value-initialization in template.
1089 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1091 2019-01-29 Jason Merrill <jason@redhat.com>
1093 PR c++/86943 - wrong code converting lambda to function pointer.
1094 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1095 call. Only forward parms for decltype.
1096 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1098 * typeck.c (check_return_expr): Don't mess with a thunk call.
1100 2019-01-28 Jason Merrill <jason@redhat.com>
1102 PR c++/89089 - ICE with [[no_unique_address]].
1103 PR c++/88865 - wrong layout with [[no_unique_address]].
1104 * class.c (check_field_decls): A potentially-overlapping field makes
1105 the class non-layout-POD, but not non-empty.
1106 (end_of_class): Always consider empty data members.
1107 (layout_class_type): Set DECL_SIZE for empty fields.
1109 2019-01-28 Marek Polacek <polacek@redhat.com>
1111 PR c++/88358 - name wrongly treated as type.
1112 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1113 in parameter-list is a type if the function's declarator-id is not
1116 2019-01-27 Marek Polacek <polacek@redhat.com>
1118 PR c++/88815 - narrowing conversion lost in decltype.
1119 PR c++/78244 - narrowing conversion in template not detected.
1120 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1121 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1122 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1123 * semantics.c (finish_compound_literal): When the compound literal
1124 isn't instantiation-dependent and the type isn't type-dependent,
1125 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1127 PR c++/89024 - ICE with incomplete enum type.
1128 * call.c (standard_conversion): When converting an
1129 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1131 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1134 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1135 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1138 2019-01-24 Jason Merrill <jason@redhat.com>
1140 PR c++/89001 - mangling of reference temporaries
1141 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1142 (current_ref_temp_count): New macro.
1143 * mangle.c (mangle_ref_init_variable): Use it.
1144 * typeck2.c (store_init_value): Clear it.
1145 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1148 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1151 * semantics.c (finish_omp_cancel): Diagnose more than one if
1152 on #pragma omp cancel with different modifiers. Use
1153 maybe_convert_cond when not in template or build_x_binary_op
1156 2019-01-23 Marek Polacek <polacek@redhat.com>
1158 PR c++/88757 - qualified name treated wrongly as type.
1159 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1160 in parameter-list as types if name lookup for declarator-id didn't
1161 find one or more function templates.
1163 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1166 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1167 after genericizing cond and incr expressions.
1170 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1171 before the begin_bc_block call.
1173 2019-01-21 Jason Merrill <jason@redhat.com>
1175 PR c++/87893 - constexpr ctor ICE on ARM.
1176 PR c++/88293 - ICE with comma expression.
1177 * constexpr.c (initialized_type): Don't shortcut non-void type.
1178 Handle COMPOUND_EXPR.
1179 (cxx_eval_outermost_constant_expr): Return early for void type.
1181 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1184 * optimize.c (cxx_copy_decl): New function.
1185 (clone_body): Use it instead of copy_decl_no_change.
1188 * typeck.c (cp_build_binary_op): Don't instrument
1189 SANITIZE_POINTER_COMPARE if processing_template_decl.
1190 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1192 2019-01-18 Jason Merrill <jason@redhat.com>
1194 PR c++/88875 - error with explicit list constructor.
1195 * call.c (reference_binding): Don't modify EXPR. Set
1196 need_temporary_p on the ck_user conversion for a temporary.
1197 (convert_like_real): Check it.
1199 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1203 * call.c (convert_for_arg_passing): Upate the
1204 warn_for_address_or_pointer_of_packed_member call.
1205 * typeck.c (convert_for_assignment): Likewise.
1207 2019-01-17 Jason Merrill <jason@redhat.com>
1209 PR c++/86205 - ICE with ?: of throw and template-id.
1210 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1211 * typeck.c (decay_conversion): ...here.
1212 * call.c (build_conditional_expr_1): Use it.
1214 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1215 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1217 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1219 * decl.c (grokdeclarator): Use typespec_loc in error messages
1220 about 'auto' and trailing return type.
1222 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1225 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1228 2019-01-17 Nathan Sidwell <nathan@acm.org>
1231 * semantics.c (process_outer_var_ref): Only skip dependent types
1234 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1237 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1238 * name-lookup.c (do_push_to_top_level): Save and reset it.
1239 (do_pop_from_top_level): Restore it.
1242 * pt.c (make_template_placeholder): Use auto_identifier.
1243 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1244 * error.c (dump_type): Handle template placeholders.
1245 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1248 * cvt.c (convert_to_void): Handle all cdtor calls as if
1251 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1253 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1254 error messages about ill-formed uses of mutable.
1256 2019-01-16 Marek Polacek <polacek@redhat.com>
1258 PR c++/78244 - narrowing conversion in template not detected.
1259 * call.c (perform_implicit_conversion_flags): Set
1260 IMPLICIT_CONV_EXPR_BRACED_INIT.
1261 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1262 * pt.c (tsubst_copy_and_build): Use it.
1264 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1267 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1270 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1272 * decl.c (start_decl): Improve error location.
1273 * decl2.c (grokfield): Likewise.
1275 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1277 * decl.c (grokdeclarator): Move further up the location_t loc
1278 declaration and use the location when building a TYPE_DECL for
1280 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1281 about an ill-formed bit-field as typedef.
1283 2019-01-14 Marek Polacek <polacek@redhat.com>
1285 PR c++/88830 - ICE with abstract class.
1286 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1289 PR c++/88825 - ICE with bogus function return type deduction.
1290 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1292 2019-01-14 Tom Honermann <tom@honermann.net>
1294 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1295 * cvt.c (type_promotes_to): Handle char8_t promotion.
1296 * decl.c (grokdeclarator): Handle invalid type specifier
1297 combinations involving char8_t.
1298 * lex.c (init_reswords): Add char8_t as a reserved word.
1299 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1300 * parser.c (cp_keyword_starts_decl_specifier_p)
1301 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1303 (cp_parser_string_literal): Use char8_array_type_node for the type
1305 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1307 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1308 * tree.c (char_type_p): Recognize char8_t as a character type.
1309 * typeck.c (string_conv_p): Handle conversions of u8 string
1310 literals of char8_t type.
1311 (check_literal_operator_args): Handle UDLs with u8 string literals
1313 * typeck2.c (ordinary_char_type_p): New.
1314 (digest_init_r): Disallow initializing a char array with a u8 string
1317 2019-01-14 Martin Liska <mliska@suse.cz>
1319 PR gcov-profile/88263
1320 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1321 as location of the TLS wrapper.
1323 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1325 * decl.c (cp_finish_decl): Improve error location.
1326 * decl2.c (grokfield): Likewise, improve two locations.
1328 2019-01-11 Marek Polacek <polacek@redhat.com>
1330 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
1331 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
1334 2019-01-11 Jason Merrill <jason@redhat.com>
1336 PR c++/88312 - pack expansion of decltype.
1337 * pt.c (instantiation_dependent_r): A template non-type parameter
1338 pack is instantiation-dependent.
1340 2019-01-11 Jason Merrill <jason@redhat.com>
1342 PR c++/88613 - ICE with use of const var in lambda.
1343 * expr.c (mark_use): Fix location wrapper handling.
1344 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
1346 2019-01-11 Tobias Burnus <burnus@net-b.de>
1349 * decl2.c (maybe_emit_vtables): If needed, generate code for
1350 the destructor of an abstract class.
1351 (mark_used): Update comment for older function-name change.
1353 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
1355 * decl.c (start_decl): Improve error location.
1356 (grokdeclarator): Likewise, improve two locations.
1358 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
1362 * cp-tree.h: Mechanically replace "can not" with "cannot".
1363 * parser.c: Likewise.
1366 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1368 * decl.c (grok_reference_init): Improve error location.
1369 (grokdeclarator): Likewise, improve two locations.
1371 2019-01-08 Marek Polacek <polacek@redhat.com>
1373 PR c++/88538 - braced-init-list in template-argument-list.
1374 * parser.c (cp_parser_template_argument): Handle braced-init-list when
1377 PR c++/88548 - this accepted in static member functions.
1378 * parser.c (cp_debug_parser): Adjust printing of
1379 local_variables_forbidden_p.
1380 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
1381 (cp_parser_primary_expression): When checking
1382 local_variables_forbidden_p, use THIS_FORBIDDEN or
1383 LOCAL_VARS_FORBIDDEN.
1384 (cp_parser_lambda_body): Update the type of
1385 local_variables_forbidden_p. Set it to 0 rather than false.
1386 (cp_parser_condition): Adjust call to cp_parser_declarator.
1387 (cp_parser_explicit_instantiation): Likewise.
1388 (cp_parser_init_declarator): Likewise.
1389 (cp_parser_declarator): New parameter. Use it.
1390 (cp_parser_direct_declarator): New parameter. Use it to set
1391 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
1392 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
1393 (cp_parser_parameter_declaration): Likewise.
1394 (cp_parser_default_argument): Update the type of
1395 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1397 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
1398 'static' or 'friend'.
1399 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
1400 (cp_parser_late_parsing_default_args): Update the type of
1401 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1403 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
1404 (cp_parser_objc_class_ivars): Likewise.
1405 (cp_parser_objc_struct_declaration): Likewise.
1406 (cp_parser_omp_for_loop_init): Likewise.
1407 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1409 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1412 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1414 * decl.c (start_decl): Improve permerror location.
1416 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1417 Jakub Jelinek <jakub@redhat.com>
1420 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1421 fixit hint if current_class_ref is NULL. Use a single if instead of
1424 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1426 * decl.c (start_decl): Improve two error_at locations.
1427 (expand_static_init): Likewise.
1429 2019-01-07 Marek Polacek <polacek@redhat.com>
1431 PR c++/88741 - wrong error with initializer-string.
1432 * decl.c (cp_complete_array_type): Strip any location wrappers.
1434 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1440 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1441 * typeck2.c (digest_init_r): Raise an error for non-static
1442 initialization of a flexible array member.
1443 (process_init_constructor, massage_init_elt,
1444 process_init_constructor_array, process_init_constructor_record,
1445 process_init_constructor_union, process_init_constructor): Add the
1446 flags parameter and pass it thru.
1447 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1448 digest_init_flags for static decls.
1450 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1453 * cp-tree.h (cp_build_vec_convert): Declare.
1454 * parser.c (cp_parser_postfix_expression): Parse
1455 __builtin_convertvector.
1456 * constexpr.c: Include fold-const-call.h.
1457 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1458 (potential_constant_expression_1): Likewise.
1459 * semantics.c (cp_build_vec_convert): New function.
1460 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1463 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1466 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1467 or pushdecl rather than decl.
1469 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1471 * tree.c (handle_nodiscard_attribute): Improve warning location.
1473 2019-01-02 Marek Polacek <polacek@redhat.com>
1475 PR c++/88612 - ICE with -Waddress-of-packed-member.
1476 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1477 * typeck.c (convert_for_assignment): Likewise.
1479 PR c++/88631 - CTAD failing for value-initialization.
1480 * typeck2.c (build_functional_cast): Try deducing the template
1481 arguments even if there are no arguments to deduce from.
1483 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1485 Update copyright years.
1487 Copyright (C) 2019 Free Software Foundation, Inc.
1489 Copying and distribution of this file, with or without modification,
1490 are permitted in any medium without royalty provided the copyright
1491 notice and this notice are preserved.