1 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4 * pt.c (process_template_parm): Set decl to pushdecl result. If
5 !is_non_type, also set parm to that.
8 * decl.c (struct cp_switch): Remove outside_range_p member.
9 (push_switch): Don't clear it.
10 (pop_switch): Adjust c_do_switch_warnings caller.
11 (finish_case_label): Adjust c_add_case_label caller.
14 * decl.c (duplicate_decls): If remove is main variant and
15 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
16 variant that has newdecl as TYPE_NAME if any.
18 2019-04-18 Jason Merrill <jason@redhat.com>
20 PR c++/87554 - ICE with extern template and reference member.
21 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
23 2019-04-17 Jason Merrill <jason@redhat.com>
25 PR c++/90047 - ICE with enable_if alias template.
26 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
27 hash table when we're in SFINAE context.
29 2019-04-17 Marek Polacek <polacek@redhat.com>
31 PR c++/90124 - bogus error with incomplete type in decltype.
32 * typeck.c (build_class_member_access_expr): Check
33 cp_unevaluated_operand.
35 2019-04-12 Jakub Jelinek <jakub@redhat.com>
38 * decl.c (duplicate_decls): When newdecl's type is its main variant,
39 don't try to remove it from the variant list, but instead assert
42 2019-04-12 Martin Sebor <msebor@redhat.com>
46 * parser.c (cp_parser_has_attribute_expression): Handle assignment
49 2019-04-12 Jason Merrill <jason@redhat.com>
51 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
54 2019-04-12 Marek Polacek <polacek@redhat.com>
56 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
57 instead of perform_implicit_conversion_flags.
59 PR c++/87603 - constexpr functions are no longer noexcept.
60 * constexpr.c (is_sub_constant_expr): Remove unused function.
61 * cp-tree.h (is_sub_constant_expr): Remove declaration.
62 * except.c (check_noexcept_r): Don't consider a call to a constexpr
65 2019-04-11 Jakub Jelinek <jakub@redhat.com>
68 * parser.h (struct cp_parser): Add
69 type_definition_forbidden_message_arg member.
70 * parser.c (cp_debug_parser): Print it.
71 (cp_parser_check_type_definition): Pass
72 parser->type_definition_forbidden_message_arg as second argument to
74 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
75 parser->type_definition_forbidden_message_arg and use G_() with
76 %qs for parser->type_definition_forbidden_message instead of
77 building untranslatable message using concat.
79 2019-04-09 Jakub Jelinek <jakub@redhat.com>
82 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
84 2019-04-08 Marek Polacek <polacek@redhat.com>
86 * typeck2.c (digest_init_r): Don't condition the object slicing warning
89 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
92 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
93 when maybe_instantiate_noexcept fails.
94 (classtype_has_nothrow_assign_or_copy_p): Likewise.
95 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
96 to build_exception_variant.
98 2019-04-05 Marek Polacek <polacek@redhat.com>
100 PR c++/87145 - bogus error converting class type in template arg list.
101 * pt.c (convert_nontype_argument): Don't call
102 build_converted_constant_expr if it could involve calling a conversion
103 function with a instantiation-dependent constructor as its argument.
105 2019-04-05 Martin Sebor <msebor@redhat.com>
108 * decl.c (reshape_init_array_1): Avoid treating empty strings
109 as zeros in array initializers.
110 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
112 2019-04-04 Jason Merrill <jason@redhat.com>
114 PR c++/89948 - ICE with break in statement-expr.
115 * constexpr.c (cxx_eval_statement_list): Jumping out of a
116 statement-expr is non-constant.
118 2019-04-04 Jason Merrill <jason@redhat.com>
120 PR c++/89966 - error with non-type auto tparm.
121 * pt.c (do_auto_deduction): Clear tf_partial.
123 2019-04-04 Jason Merrill <jason@redhat.com>
125 PR c++/86986 - ICE with TTP with parameter pack.
126 * pt.c (coerce_template_parameter_pack): Only look at the type of a
127 non-type parameter pack.
128 (fixed_parameter_pack_p_1): Don't recurse into the type of a
129 non-type parameter pack.
130 (coerce_template_template_parms): Call add_outermost_template_args.
132 2019-04-04 Martin Sebor <msebor@redhat.com>
138 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
139 from arrays of trivial type and known size.
140 * mangle.c (write_expression): Convert braced initializer lists
142 (write_expression): Trim trailing zero-initializers from arrays
144 (write_template_arg_literal): Mangle strings the same as braced
147 2019-04-03 Jason Merrill <jason@redhat.com>
149 PR c++/81866 - ICE with member template and default targ.
150 * pt.c (tsubst_template_decl): Handle getting a type from
151 retrieve_specialization.
153 PR c++/86586 - -fcompare-debug=-Wsign-compare.
154 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
156 PR c++/89331 - ICE with offsetof in incomplete class.
157 * semantics.c (finish_offsetof): Handle error_mark_node.
158 * typeck.c (build_class_member_access_expr): Call
159 complete_type_or_maybe_complain before converting to base.
161 PR c++/89917 - ICE with lambda in variadic mem-init.
162 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
164 2019-04-01 Jason Merrill <jason@redhat.com>
166 PR c++/86946 - ICE with function call in template argument.
168 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
171 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
174 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
176 2019-03-31 Marek Polacek <polacek@redhat.com>
178 PR c++/89852 - ICE with C++11 functional cast with { }.
179 * constexpr.c (fold_non_dependent_expr_template): New static function
181 (fold_non_dependent_expr): ...here.
182 (fold_non_dependent_init): New function.
183 * cp-tree.h (fold_non_dependent_init): Declare.
184 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
185 of fold_non_dependent_expr. Don't call maybe_constant_init.
187 2019-03-30 Jason Merrill <jason@redhat.com>
189 PR c++/89744 - ICE with specialization of member class template.
190 * pt.c (lookup_template_class_1): If the partial instantiation is
191 explicitly specialized, adjust.
192 (maybe_process_partial_specialization): Also adjust
195 2019-03-29 Jakub Jelinek <jakub@redhat.com>
198 * typeck.c: Include gimplify.h.
199 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
200 for second time. Formatting fixes.
202 2019-03-29 Marek Polacek <polacek@redhat.com>
204 PR c++/89876 - ICE with deprecated conversion.
205 * call.c (convert_like_real): Only give warnings with tf_warning.
207 2019-03-28 Marek Polacek <polacek@redhat.com>
209 PR c++/89612 - ICE with member friend template with noexcept.
210 * pt.c (maybe_instantiate_noexcept): For function templates, use their
211 template result (function decl). Don't set up local specializations.
212 Temporarily turn on processing_template_decl. Update the template type
215 PR c++/89836 - bool constant expression and explicit conversions.
216 * call.c (build_converted_constant_expr_internal): New function,
218 (build_converted_constant_expr): ...this. New.
219 (build_converted_constant_bool_expr): New.
220 * cp-tree.h (build_converted_constant_bool_expr): Declare.
221 * decl.c (build_explicit_specifier): Call
222 build_converted_constant_bool_expr.
224 2019-03-28 Jakub Jelinek <jakub@redhat.com>
227 * constexpr.c (struct check_for_return_continue_data): New type.
228 (check_for_return_continue): New function.
229 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
230 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
231 in loop bodies and set *jump_target to that if found.
233 2019-03-27 Jason Merrill <jason@redhat.com>
235 PR c++/89831 - error with qualified-id in const member function.
236 * semantics.c (finish_non_static_data_member): Use object cv-quals
239 PR c++/89421 - ICE with lambda in template parameter list.
240 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
241 template parameter list before C++20.
242 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
243 * semantics.c (begin_class_definition): Restore error about defining
244 non-lambda class in template parm list.
246 2019-03-26 Jason Merrill <jason@redhat.com>
248 PR c++/86932 - missed SFINAE with empty pack.
249 * pt.c (coerce_template_parms): Don't add an empty pack if
251 (fn_type_unification): Pass tf_partial to coerce_template_parms.
253 PR c++/86429 - constexpr variable in lambda.
256 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
257 try evaluating the captured variable directly.
259 2019-03-26 Jakub Jelinek <jakub@redhat.com>
262 * semantics.c (finish_omp_atomic): Add warning_sentinel for
263 -Wunused-value around finish_expr_stmt call.
265 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
269 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
270 to undo the disabling of warnings.
272 2019-03-25 Jason Merrill <jason@redhat.com>
274 PR c++/87748 - substitution failure error with decltype.
275 * pt.c (most_specialized_partial_spec): Clear
276 processing_template_decl.
278 2019-03-25 Marek Polacek <polacek@redhat.com>
280 PR c++/89214 - ICE when initializing aggregates with bases.
281 * typeck2.c (digest_init_r): Warn about object slicing instead of
284 PR c++/89705 - ICE with reference binding with conversion function.
285 * call.c (reference_binding): If the result of the conversion function
286 is a prvalue of non-class type, use the cv-unqualified type.
288 2019-03-25 Nathan Sidwell <nathan@acm.org>
290 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
292 2019-03-22 Jakub Jelinek <jakub@redhat.com>
295 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
296 (maybe_get_tls_wrapper_call): Declare.
297 * decl2.c (get_tls_wrapper_fn): Make static.
298 (maybe_get_tls_wrapper_call): New function.
299 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
301 * semantics.c (finish_qualified_id_expr): Likewise.
302 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
303 * pt.c (tsubst_copy_and_build): Likewise.
306 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
307 (cxx_eval_constant_expression): When not skipping, not constant class
308 or location wrapper, increment *ctx->constexpr_ops_count and if it is
309 above constexpr_loop_nest_limit, diagnose failure.
310 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
311 initialize ctx.constexpr_ops_count to its address.
312 (is_sub_constant_expr): Likewise.
314 2019-03-21 Jakub Jelinek <jakub@redhat.com>
317 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
318 hash_set<tree, true> &, adjust uses accordingly.
319 (build_aggr_conv): Change pset from hash_set<tree> *
320 to hash_set<tree, true>. Replace goto fail; with return NULL;,
324 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
325 variables, check for duplicates in this function.
326 * lambda.c (add_capture): Don't check for duplicates nor use
328 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
330 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
333 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
334 error_mark_node to comp_except_specs.
336 2019-03-20 Jason Merrill <jason@redhat.com>
338 PR c++/87480 - decltype of member access in default template arg
339 * pt.c (type_unification_real): Accept a dependent result in
342 2019-03-19 Martin Sebor <msebor@redhat.com>
344 PR tree-optimization/89688
345 * typeck2.c (store_init_value): Call braced_lists_to_string for more
346 kinds of initializers.
348 2019-03-18 Jason Merrill <jason@redhat.com>
350 PR c++/89630 - ICE with dependent using-decl as template arg.
351 * tree.c (cp_tree_equal): Always return false for USING_DECL.
353 PR c++/89761 - ICE with sizeof... in pack expansion.
354 * pt.c (argument_pack_element_is_expansion_p): Handle
355 ARGUMENT_PACK_SELECT.
357 PR c++/89640 - GNU attributes on lambda.
358 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
360 PR c++/89682 - wrong access error in default argument.
361 * pt.c (tsubst_default_argument): Don't defer access checks.
363 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
366 * semantics.c (finish_non_static_data_member): Check return value
367 of context_for_name_lookup and immediately return error_mark_node
370 2019-03-17 Jason Merrill <jason@redhat.com>
372 PR c++/89571 - ICE with ill-formed noexcept on constructor.
373 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
374 (regenerate_decl_from_template): Use it for noexcept-specs.
376 2019-03-14 Jason Merrill <jason@redhat.com>
378 * parser.c (cp_parser_decl_specifier_seq): Support C++20
379 concept-definition syntax without 'bool'.
381 2019-03-14 Jakub Jelinek <jakub@redhat.com>
384 * semantics.c (finish_qualified_id_expr): Reject variable templates.
387 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
388 hash_set<tree> to vec<tree>.
389 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
391 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
392 removal of SAVE_EXPRs from values.
393 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
394 method on save_exprs instead of add.
396 2019-03-13 Jason Merrill <jason@redhat.com>
398 PR c++/86521 - C++17 copy elision in initialization by constructor.
399 * call.c (joust_maybe_elide_copy): New.
402 2019-03-13 Marek Polacek <polacek@redhat.com>
404 PR c++/88979 - further P0634 fix for constructors.
405 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
406 cp_parser_constructor_declarator_p.
407 (cp_parser_direct_declarator): Allow missing typename for constructor
409 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
410 cp_parser_type_specifier.
412 PR c++/89686 - mixing init-capture and simple-capture in lambda.
413 * parser.c (cp_parser_lambda_introducer): Give error when combining
414 init-capture and simple-capture.
416 PR c++/89660 - bogus error with -Wredundant-move.
417 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
418 as the std::move's argument. Don't call convert_for_initialization
419 when warn_redundant_move isn't on.
421 2019-03-11 Jason Merrill <jason@redhat.com>
423 PR c++/86521 - wrong overload resolution with ref-qualifiers.
424 * call.c (build_user_type_conversion_1): Don't use a conversion to a
425 reference of the wrong rvalueness for direct binding.
427 2019-03-11 Martin Liska <mliska@suse.cz>
429 * cvt.c (build_expr_type_conversion): Wrap apostrophes
430 in gcc internal format with %'.
431 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
432 (grokfndecl): Likewise.
433 * name-lookup.c (do_pushtag): Likewise.
434 * pt.c (unify_parameter_deduction_failure): Likewise.
435 (unify_template_deduction_failure): Likewise.
437 2019-03-11 Martin Liska <mliska@suse.cz>
439 * call.c (convert_arg_to_ellipsis): Wrap an option name
440 in a string format message and fix GNU coding style.
441 (build_over_call): Likewise.
442 * class.c (check_field_decl): Likewise.
443 (layout_nonempty_base_or_field): Likewise.
444 * constexpr.c (cxx_eval_loop_expr): Likewise.
445 * cvt.c (type_promotes_to): Likewise.
446 * decl.c (cxx_init_decl_processing): Likewise.
447 (mark_inline_variable): Likewise.
448 (grokdeclarator): Likewise.
449 * decl2.c (record_mangling): Likewise.
450 * error.c (maybe_warn_cpp0x): Likewise.
451 * except.c (doing_eh): Likewise.
452 * mangle.c (maybe_check_abi_tags): Likewise.
453 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
454 (cp_parser_userdef_numeric_literal): Likewise.
455 (cp_parser_primary_expression): Likewise.
456 (cp_parser_unqualified_id): Likewise.
457 (cp_parser_pseudo_destructor_name): Likewise.
458 (cp_parser_builtin_offsetof): Likewise.
459 (cp_parser_lambda_expression): Likewise.
460 (cp_parser_lambda_introducer): Likewise.
461 (cp_parser_lambda_declarator_opt): Likewise.
462 (cp_parser_selection_statement): Likewise.
463 (cp_parser_init_statement): Likewise.
464 (cp_parser_decomposition_declaration): Likewise.
465 (cp_parser_function_specifier_opt): Likewise.
466 (cp_parser_static_assert): Likewise.
467 (cp_parser_simple_type_specifier): Likewise.
468 (cp_parser_namespace_definition): Likewise.
469 (cp_parser_using_declaration): Likewise.
470 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
471 (cp_parser_initializer_list): Likewise.
472 (cp_parser_type_parameter_key): Likewise.
473 (cp_parser_member_declaration): Likewise.
474 (cp_parser_try_block): Likewise.
475 (cp_parser_std_attribute_spec): Likewise.
476 (cp_parser_requires_clause_opt): Likewise.
477 * pt.c (check_template_variable): Likewise.
478 (check_default_tmpl_args): Likewise.
479 (push_tinst_level_loc): Likewise.
480 (instantiate_pending_templates): Likewise.
481 (invalid_nontype_parm_type_p): Likewise.
482 * repo.c (get_base_filename): Likewise.
483 * rtti.c (typeid_ok_p): Likewise.
484 (build_dynamic_cast_1): Likewise.
485 * tree.c (maybe_warn_parm_abi): Likewise.
487 2019-03-08 Jakub Jelinek <jakub@redhat.com>
490 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
491 one space before " at the end of line and another after " on another
492 line in a string literal.
494 PR tree-optimization/89550
495 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
496 warning_at returned true.
497 * decl2.c (c_parse_final_cleanups): Likewise.
498 * typeck.c (convert_for_assignment): Likewise.
499 * decl.c (finish_function): Likewise.
502 * parser.c (cp_parser_asm_definition): Just warn instead of error
503 on volatile qualifier outside of function body.
506 * constexpr.c (potential_constant_expression_1): Reject
507 REINTERPRET_CAST_P NOP_EXPRs.
510 * call.c (joust): Call print_z_candidate only if pedwarn returned
513 2019-03-07 Jason Merrill <jason@redhat.com>
515 PR c++/88123 - lambda and using-directive.
516 * name-lookup.c (op_unqualified_lookup)
517 (maybe_save_operator_binding, discard_operator_bindings)
518 (push_operator_bindings): New.
519 * typeck.c (build_x_binary_op, build_x_unary_op): Call
520 maybe_save_operator_binding.
521 * decl.c (start_preparsed_function): Call push_operator_bindings.
522 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
524 PR c++/88820 - ICE with CTAD and member template used in DMI.
525 * pt.c (do_class_deduction): Handle parm used as its own arg.
527 2019-03-07 Jakub Jelinek <jakub@redhat.com>
530 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
531 at toplevel, but diagnose them.
533 2019-03-06 Jason Merrill <jason@redhat.com>
535 PR c++/89381 - implicit copy and using-declaration.
536 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
537 op= brought in by a using-declaration.
539 2019-03-06 Jakub Jelinek <jakub@redhat.com>
542 * init.c (build_value_init_noctor): Ignore flexible array members.
544 2019-03-06 Jason Merrill <jason@redhat.com>
546 PR c++/89576 - if constexpr of lambda capture.
547 * semantics.c (maybe_convert_cond): Do convert a non-dependent
548 condition in a template.
549 * typeck.c (condition_conversion): Handle being called in a
552 2019-03-06 Marek Polacek <polacek@redhat.com>
554 PR c++/87378 - bogus -Wredundant-move warning.
555 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
556 overload resolution would actually succeed.
558 2019-03-05 Jason Merrill <jason@redhat.com>
560 * class.c (is_really_empty_class): Add ignore_vptr parm.
561 (trivial_default_constructor_is_constexpr): Pass it.
562 * call.c (build_over_call): Pass it.
563 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
564 checking TYPE_POLYMORPHIC_P.
565 (cxx_eval_component_reference, potential_constant_expression_1):
567 * cp-gimplify.c (simple_empty_class_p): Pass it.
568 * init.c (expand_aggr_init_1): Pass it.
570 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
573 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
575 2019-03-04 Jakub Jelinek <jakub@redhat.com>
578 * call.c (field_in_pset): New function.
579 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
581 2019-03-02 Jakub Jelinek <jakub@redhat.com>
584 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
585 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
586 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
587 (cp_parser_initializer_list): Add designated parameter, set *designated
588 to a bool whether any designators were parsed.
589 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
591 * pt.c (tsubst_copy_and_build): Likewise.
592 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
593 don't call build_list_conv, nor build_complex_conv, nor attempt to
594 convert a single element initializer to scalar.
596 2019-03-01 Marek Polacek <polacek@redhat.com>
598 PR c++/89537 - missing location for error with non-static member fn.
599 * call.c (resolve_args): Use EXPR_LOCATION.
600 * typeck.c (build_class_member_access_expr): Use input_location.
602 PR c++/89532 - ICE with incomplete type in decltype.
603 * semantics.c (finish_compound_literal): Return error_mark_node
604 if digest_init_flags returns error_mark_node.
606 2019-03-01 Jakub Jelinek <jakub@redhat.com>
608 Implement P1002R1, Try-catch blocks in constexpr functions
610 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
611 Diagnose constexpr ctor or function with function-try-block with
612 pedwarn for c++17 and earlier. Formatting fix.
613 (cp_parser_try_block): Use pedwarn instead of error and only for
614 c++17 and earlier when try block appears in constexpr function.
615 * constexpr.c (build_constexpr_constructor_member_initializers):
616 Handle TRY_BLOCK here instead of erroring on it.
618 2019-02-28 Jason Merrill <jason@redhat.com>
620 PR c++/88183 - ICE with .* fold-expression.
621 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
623 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
624 * class.c, lambda.c, pt.c: Revert earlier change.
625 * lambda.c (add_capture): Don't special-case capture of dependent
628 * name-lookup.c (print_binding_level): Print this_entity.
630 2019-02-27 Marek Polacek <polacek@redhat.com>
632 PR c++/88857 - ICE with value-initialization of argument in template.
633 * call.c (convert_like_real): Don't call build_value_init in template.
635 2019-02-27 Jason Merrill <jason@redhat.com>
637 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
638 * semantics.c (process_outer_var_ref): Do capture dependent vars.
639 * class.c (finish_struct): Only add TAG_DEFN if T is in
640 current_function_decl.
641 * lambda.c (vla_capture_type): Force the capture type out into the
642 lambda's enclosing function.
643 (add_capture): Pass in the lambda.
644 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
646 2019-02-27 Marek Polacek <polacek@redhat.com>
648 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
649 * parser.c (cp_parser_using_declaration): For an unscoped enum
650 only use its context if it's not a function declaration.
652 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
655 * method.c (process_subob_fn): When maybe_instantiate_noexcept
656 returns false don't call merge_exception_specifiers.
658 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
661 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
662 for a non-constant parsed expression.
664 2019-02-26 Jakub Jelinek <jakub@redhat.com>
667 * constexpr.c (cxx_eval_store_expression): When changing active union
668 member, set no_zero_init.
670 2019-02-23 Marek Polacek <polacek@redhat.com>
672 PR c++/88294 - ICE with non-constant noexcept-specifier.
673 * pt.c (maybe_instantiate_noexcept): Set up the list of local
674 specializations. Set current_class_{ptr,ref}.
676 2019-02-22 David Malcolm <dmalcolm@redhat.com>
679 * parser.c (cp_parser_unqualified_id): Capture and use locations
682 2019-02-22 Marek Polacek <polacek@redhat.com>
684 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
685 * decl.c (build_explicit_specifier): Don't check
686 processing_template_decl. Call instantiation_dependent_expression_p
687 instead of value_dependent_expression_p. Call
688 instantiate_non_dependent_expr_sfinae before
689 build_converted_constant_expr instead of calling
690 instantiate_non_dependent_expr after it. Add
691 processing_template_decl_sentinel.
693 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
695 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
696 parameter, move loc formal parameter to the front. Adjust all
698 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
701 2019-02-21 Jason Merrill <jason@redhat.com>
703 PR c++/87685 - generic lambda 'this' capture error.
704 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
705 (maybe_generic_this_capture): Pass -1.
707 PR c++/88394 - ICE with VLA init-capture.
708 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
710 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
711 * pt.c (do_class_deduction): Don't include explicit specialization
714 PR c++/89422 - ICE with -g and lambda in default arg in template.
715 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
717 2019-02-21 Jason Merrill <jason@redhat.com>
719 PR c++/88419 - C++17 ICE with class template arg deduction.
720 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
721 CLASS_PLACEHOLDER_TEMPLATE.
723 2019-02-21 Jakub Jelinek <jakub@redhat.com>
726 * constexpr.c (struct constexpr_fundef): Add parms and result members.
727 (retrieve_constexpr_fundef): Adjust for the above change.
728 (register_constexpr_fundef): Save constexpr body with copy_fn,
729 temporarily set DECL_CONTEXT on DECL_RESULT before that.
730 (get_fundef_copy): Change FUN argument to FUNDEF with
731 constexpr_fundef * type, grab body and parms/result out of
732 constexpr_fundef struct and temporarily change it for copy_fn calls
734 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
735 adjust current_function_decl from ctx->call context. Test
736 !potential_constant_expression instead of !is_constant_expression.
737 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
738 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
739 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
740 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
742 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
743 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
744 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
745 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
746 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
747 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
748 DECL_EXPR with USING_DECL operand.
749 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
750 build_int_cst to make it a valid constant expression.
752 2019-02-20 Jason Merrill <jason@redhat.com>
754 PR c++/88690 - C++17 ICE with empty base in aggregate.
755 * typeck2.c (process_init_constructor_record): Skip trivial
756 initialization of an empty base.
758 2019-02-21 Richard Biener <rguenther@suse.de>
761 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
762 make symtab process new functions here.
764 2019-02-20 Jason Merrill <jason@redhat.com>
766 PR c++/87921 - wrong error with inline static data member.
767 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
768 for a non-template inline variable. Do nothing for an
769 already-instantiated variable.
770 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
772 * decl.c (check_initializer): Likewise.
773 (make_rtl_for_nonlocal_decl): Likewise.
774 * pt.c (instantiate_decl): Likewise.
775 * typeck2.c (store_init_value): Likewise.
777 2019-02-20 Jakub Jelinek <jakub@redhat.com>
780 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
781 for flag_syntax_only from here...
782 * semantics.c (expand_or_defer_fn_1): ... here.
785 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
786 DECL_COMMON, set DECL_INTERFACE_KNOWN.
789 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
790 union member for -std=c++17 and earlier.
792 2019-02-19 Jason Merrill <jason@redhat.com>
794 PR c++/87513 - 'sorry' mangling PMF template-id.
795 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
797 2019-02-19 Jason Merrill <jason@redhat.com>
799 PR c++/88380 - wrong-code with flexible array and NSDMI.
800 * typeck2.c (process_init_constructor_record): Skip flexarrays.
802 2019-02-20 will wray <wjwray@gmail.com>
804 PR c++/88572 - wrong handling of braces on scalar init.
805 * decl.c (reshape_init_r): Allow braces around scalar initializer
806 within aggregate init. Reject double braced-init of scalar
809 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
812 * pt.c (tsubst_init): Diagnose an initializer expanding to an
813 empty list of expressions; tweak wrt dependent types.
814 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
815 instead of tsubst_expr.
817 2019-02-19 Jason Merrill <jason@redhat.com>
819 PR c++/88368 - wrong 'use of deleted function'
820 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
821 (get_defaulted_eh_spec): Call push_tinst_level.
822 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
823 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
825 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
828 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
829 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
831 2019-02-19 Jakub Jelinek <jakub@redhat.com>
834 * lambda.c (maybe_generic_this_capture): Don't check
835 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
838 * typeck.c (build_reinterpret_cast_1): Don't handle void to
839 && conversion go through build_target_expr_with_type.
842 * error.c (qualified_name_lookup_error): Only call
843 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
845 2019-02-19 Tom Honermann <tom@honermann.net>
847 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
849 2019-02-18 Jason Merrill <jason@redhat.com>
851 PR c++/89336 - multiple stores in constexpr stmt.
852 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
855 * pt.c (check_explicit_specialization): If the declarator is a
856 template-id, only check whether the arguments are dependent.
858 Improve duplicate [[likely]] diagnostic.
859 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
860 to process_stmt_hotness_attribute.
861 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
862 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
864 2019-02-17 Marek Polacek <polacek@redhat.com>
866 PR c++/89217 - ICE with list-initialization in range-based for loop.
867 * constexpr.c (unshare_constructor): No longer static.
868 * cp-tree.h (unshare_constructor): Declare.
869 * semantics.c (finish_compound_literal): When dealing with a
870 non-dependent expression in a template, return the original
871 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
873 2019-02-13 Marek Polacek <polacek@redhat.com>
875 PR c++/89297 - ICE with OVERLOAD in template.
876 * semantics.c (finish_compound_literal): Call
877 instantiate_non_dependent_expr_sfinae.
879 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
882 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
883 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
884 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
885 (shared_member_p): Likewise.
886 (lookup_member): Likewise.
887 * decl.c (grok_special_member_properties): Skip USING_DECLs.
888 * semantics.c (finish_omp_declare_simd_methods): Likewise.
889 (finish_qualified_id_expr): Do not call shared_member_p with
893 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
894 Move cp_evaluated resetting before signature tsubsting.
895 (gen_elem_of_pack_expansion_instantiation): Separate local
896 specializations per index.
898 2019-02-13 David Malcolm <dmalcolm@redhat.com>
901 * class.c (add_method): Drop destructor assertion.
903 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
906 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
907 context (the first argument).
908 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
911 2019-02-12 Jason Merrill <jason@redhat.com>
913 PR c++/89144 - link error with constexpr initializer_list.
914 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
915 array for an empty list.
916 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
919 2019-02-11 Jason Merrill <jason@redhat.com>
921 PR c++/89241 - ICE with __func__ in lambda in template.
922 * pt.c (enclosing_instantiation_of): Also check
923 instantiated_lambda_fn_p for the template context.
925 2019-02-11 Marek Polacek <polacek@redhat.com>
927 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
928 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
929 null member pointer value.
931 2019-02-11 Jakub Jelinek <jakub@redhat.com>
934 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
935 to maybe_constant_value calls.
937 2019-02-11 Marek Polacek <polacek@redhat.com>
939 * typeck2.c (digest_init_r): Remove commented code.
941 2019-02-11 Martin Sebor <msebor@redhat.com>
944 * decl.c (compute_array_index_type_loc): Preserve signed sizes
945 for diagnostics. Call valid_array_size_p instead of error.
946 * init.c (build_new_1): Compute size for diagnostic. Call
947 invalid_array_size_error
948 (build_new): Call valid_array_size_p instead of error.
950 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
953 * call.c (compare_ics): Deal with ck_aggr in either cs.
955 2019-02-06 David Malcolm <dmalcolm@redhat.com>
958 * call.c (get_location_for_expr_unwinding_for_system_header): New
960 (conversion_null_warnings): Use it when getting locations for
961 EXPR, effectively adding a call to
962 get_location_for_expr_unwinding_for_system_header for
963 -Wconversion-null and making use of EXPR_LOCATION for
964 -Wzero-as-null-pointer-constant.
966 2019-02-05 Jakub Jelinek <jakub@redhat.com>
969 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
970 PARM_DECLs of the thunk.
971 * lambda.c (maybe_add_lambda_conv_op): Likewise.
973 2019-02-05 Marek Polacek <polacek@redhat.com>
975 PR c++/89158 - by-value capture of constexpr variable broken.
976 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
977 instead of mark_rvalue_use.
979 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
982 * pt.c (instantiates_primary_template_p): New.
983 (type_dependent_expression_p): Use it.
985 2019-02-01 Jason Merrill <jason@redhat.com>
987 PR c++/88761 - ICE with reference capture of constant.
988 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
991 2019-02-01 Marek Polacek <polacek@redhat.com>
993 PR c++/88325 - ICE with invalid out-of-line template member definition.
994 * parser.c (cp_parser_class_name): Don't call make_typename_type
997 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1000 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1001 if require_open failed.
1003 2019-01-31 Marek Polacek <polacek@redhat.com>
1005 PR c++/89083, c++/80864 - ICE with list initialization in template.
1006 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1007 instead of using build_constructor.
1008 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1009 Return the initializer for COMPOUND_LITERAL_P.
1011 PR c++/88983 - ICE with switch in constexpr function.
1012 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1013 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1014 label in the else branch if we found it in the then branch.
1016 2019-01-30 Jason Merrill <jason@redhat.com>
1018 PR c++/88752 - ICE with lambda and constexpr if.
1019 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1020 * pt.c (tsubst_lambda_expr): Set it.
1021 (instantiated_lambda_fn_p): Check it.
1022 (enclosing_instantiation_of): Use it.
1024 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1027 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1028 a C cast in pp_c_flag_gnu_v3 mode.
1030 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1033 * lambda.c (is_capture_proxy): Don't return true for
1034 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1036 2019-01-30 Marek Polacek <polacek@redhat.com>
1038 PR c++/89119 - ICE with value-initialization in template.
1039 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1041 2019-01-29 Jason Merrill <jason@redhat.com>
1043 PR c++/86943 - wrong code converting lambda to function pointer.
1044 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1045 call. Only forward parms for decltype.
1046 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1048 * typeck.c (check_return_expr): Don't mess with a thunk call.
1050 2019-01-28 Jason Merrill <jason@redhat.com>
1052 PR c++/89089 - ICE with [[no_unique_address]].
1053 PR c++/88865 - wrong layout with [[no_unique_address]].
1054 * class.c (check_field_decls): A potentially-overlapping field makes
1055 the class non-layout-POD, but not non-empty.
1056 (end_of_class): Always consider empty data members.
1057 (layout_class_type): Set DECL_SIZE for empty fields.
1059 2019-01-28 Marek Polacek <polacek@redhat.com>
1061 PR c++/88358 - name wrongly treated as type.
1062 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1063 in parameter-list is a type if the function's declarator-id is not
1066 2019-01-27 Marek Polacek <polacek@redhat.com>
1068 PR c++/88815 - narrowing conversion lost in decltype.
1069 PR c++/78244 - narrowing conversion in template not detected.
1070 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1071 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1072 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1073 * semantics.c (finish_compound_literal): When the compound literal
1074 isn't instantiation-dependent and the type isn't type-dependent,
1075 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1077 PR c++/89024 - ICE with incomplete enum type.
1078 * call.c (standard_conversion): When converting an
1079 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1081 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1084 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1085 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1088 2019-01-24 Jason Merrill <jason@redhat.com>
1090 PR c++/89001 - mangling of reference temporaries
1091 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1092 (current_ref_temp_count): New macro.
1093 * mangle.c (mangle_ref_init_variable): Use it.
1094 * typeck2.c (store_init_value): Clear it.
1095 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1098 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1101 * semantics.c (finish_omp_cancel): Diagnose more than one if
1102 on #pragma omp cancel with different modifiers. Use
1103 maybe_convert_cond when not in template or build_x_binary_op
1106 2019-01-23 Marek Polacek <polacek@redhat.com>
1108 PR c++/88757 - qualified name treated wrongly as type.
1109 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1110 in parameter-list as types if name lookup for declarator-id didn't
1111 find one or more function templates.
1113 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1116 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1117 after genericizing cond and incr expressions.
1120 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1121 before the begin_bc_block call.
1123 2019-01-21 Jason Merrill <jason@redhat.com>
1125 PR c++/87893 - constexpr ctor ICE on ARM.
1126 PR c++/88293 - ICE with comma expression.
1127 * constexpr.c (initialized_type): Don't shortcut non-void type.
1128 Handle COMPOUND_EXPR.
1129 (cxx_eval_outermost_constant_expr): Return early for void type.
1131 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1134 * optimize.c (cxx_copy_decl): New function.
1135 (clone_body): Use it instead of copy_decl_no_change.
1138 * typeck.c (cp_build_binary_op): Don't instrument
1139 SANITIZE_POINTER_COMPARE if processing_template_decl.
1140 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1142 2019-01-18 Jason Merrill <jason@redhat.com>
1144 PR c++/88875 - error with explicit list constructor.
1145 * call.c (reference_binding): Don't modify EXPR. Set
1146 need_temporary_p on the ck_user conversion for a temporary.
1147 (convert_like_real): Check it.
1149 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1153 * call.c (convert_for_arg_passing): Upate the
1154 warn_for_address_or_pointer_of_packed_member call.
1155 * typeck.c (convert_for_assignment): Likewise.
1157 2019-01-17 Jason Merrill <jason@redhat.com>
1159 PR c++/86205 - ICE with ?: of throw and template-id.
1160 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1161 * typeck.c (decay_conversion): ...here.
1162 * call.c (build_conditional_expr_1): Use it.
1164 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1165 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1167 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1169 * decl.c (grokdeclarator): Use typespec_loc in error messages
1170 about 'auto' and trailing return type.
1172 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1175 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1178 2019-01-17 Nathan Sidwell <nathan@acm.org>
1181 * semantics.c (process_outer_var_ref): Only skip dependent types
1184 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1187 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1188 * name-lookup.c (do_push_to_top_level): Save and reset it.
1189 (do_pop_from_top_level): Restore it.
1192 * pt.c (make_template_placeholder): Use auto_identifier.
1193 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1194 * error.c (dump_type): Handle template placeholders.
1195 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1198 * cvt.c (convert_to_void): Handle all cdtor calls as if
1201 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1203 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1204 error messages about ill-formed uses of mutable.
1206 2019-01-16 Marek Polacek <polacek@redhat.com>
1208 PR c++/78244 - narrowing conversion in template not detected.
1209 * call.c (perform_implicit_conversion_flags): Set
1210 IMPLICIT_CONV_EXPR_BRACED_INIT.
1211 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1212 * pt.c (tsubst_copy_and_build): Use it.
1214 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1217 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1220 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1222 * decl.c (start_decl): Improve error location.
1223 * decl2.c (grokfield): Likewise.
1225 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1227 * decl.c (grokdeclarator): Move further up the location_t loc
1228 declaration and use the location when building a TYPE_DECL for
1230 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1231 about an ill-formed bit-field as typedef.
1233 2019-01-14 Marek Polacek <polacek@redhat.com>
1235 PR c++/88830 - ICE with abstract class.
1236 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1239 PR c++/88825 - ICE with bogus function return type deduction.
1240 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1242 2019-01-14 Tom Honermann <tom@honermann.net>
1244 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1245 * cvt.c (type_promotes_to): Handle char8_t promotion.
1246 * decl.c (grokdeclarator): Handle invalid type specifier
1247 combinations involving char8_t.
1248 * lex.c (init_reswords): Add char8_t as a reserved word.
1249 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1250 * parser.c (cp_keyword_starts_decl_specifier_p)
1251 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1253 (cp_parser_string_literal): Use char8_array_type_node for the type
1255 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1257 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1258 * tree.c (char_type_p): Recognize char8_t as a character type.
1259 * typeck.c (string_conv_p): Handle conversions of u8 string
1260 literals of char8_t type.
1261 (check_literal_operator_args): Handle UDLs with u8 string literals
1263 * typeck2.c (ordinary_char_type_p): New.
1264 (digest_init_r): Disallow initializing a char array with a u8 string
1267 2019-01-14 Martin Liska <mliska@suse.cz>
1269 PR gcov-profile/88263
1270 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1271 as location of the TLS wrapper.
1273 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1275 * decl.c (cp_finish_decl): Improve error location.
1276 * decl2.c (grokfield): Likewise, improve two locations.
1278 2019-01-11 Marek Polacek <polacek@redhat.com>
1280 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
1281 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
1284 2019-01-11 Jason Merrill <jason@redhat.com>
1286 PR c++/88312 - pack expansion of decltype.
1287 * pt.c (instantiation_dependent_r): A template non-type parameter
1288 pack is instantiation-dependent.
1290 2019-01-11 Jason Merrill <jason@redhat.com>
1292 PR c++/88613 - ICE with use of const var in lambda.
1293 * expr.c (mark_use): Fix location wrapper handling.
1294 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
1296 2019-01-11 Tobias Burnus <burnus@net-b.de>
1299 * decl2.c (maybe_emit_vtables): If needed, generate code for
1300 the destructor of an abstract class.
1301 (mark_used): Update comment for older function-name change.
1303 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
1305 * decl.c (start_decl): Improve error location.
1306 (grokdeclarator): Likewise, improve two locations.
1308 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
1312 * cp-tree.h: Mechanically replace "can not" with "cannot".
1313 * parser.c: Likewise.
1316 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1318 * decl.c (grok_reference_init): Improve error location.
1319 (grokdeclarator): Likewise, improve two locations.
1321 2019-01-08 Marek Polacek <polacek@redhat.com>
1323 PR c++/88538 - braced-init-list in template-argument-list.
1324 * parser.c (cp_parser_template_argument): Handle braced-init-list when
1327 PR c++/88548 - this accepted in static member functions.
1328 * parser.c (cp_debug_parser): Adjust printing of
1329 local_variables_forbidden_p.
1330 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
1331 (cp_parser_primary_expression): When checking
1332 local_variables_forbidden_p, use THIS_FORBIDDEN or
1333 LOCAL_VARS_FORBIDDEN.
1334 (cp_parser_lambda_body): Update the type of
1335 local_variables_forbidden_p. Set it to 0 rather than false.
1336 (cp_parser_condition): Adjust call to cp_parser_declarator.
1337 (cp_parser_explicit_instantiation): Likewise.
1338 (cp_parser_init_declarator): Likewise.
1339 (cp_parser_declarator): New parameter. Use it.
1340 (cp_parser_direct_declarator): New parameter. Use it to set
1341 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
1342 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
1343 (cp_parser_parameter_declaration): Likewise.
1344 (cp_parser_default_argument): Update the type of
1345 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1347 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
1348 'static' or 'friend'.
1349 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
1350 (cp_parser_late_parsing_default_args): Update the type of
1351 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1353 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
1354 (cp_parser_objc_class_ivars): Likewise.
1355 (cp_parser_objc_struct_declaration): Likewise.
1356 (cp_parser_omp_for_loop_init): Likewise.
1357 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1359 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1362 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1364 * decl.c (start_decl): Improve permerror location.
1366 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1367 Jakub Jelinek <jakub@redhat.com>
1370 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1371 fixit hint if current_class_ref is NULL. Use a single if instead of
1374 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1376 * decl.c (start_decl): Improve two error_at locations.
1377 (expand_static_init): Likewise.
1379 2019-01-07 Marek Polacek <polacek@redhat.com>
1381 PR c++/88741 - wrong error with initializer-string.
1382 * decl.c (cp_complete_array_type): Strip any location wrappers.
1384 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1390 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1391 * typeck2.c (digest_init_r): Raise an error for non-static
1392 initialization of a flexible array member.
1393 (process_init_constructor, massage_init_elt,
1394 process_init_constructor_array, process_init_constructor_record,
1395 process_init_constructor_union, process_init_constructor): Add the
1396 flags parameter and pass it thru.
1397 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1398 digest_init_flags for static decls.
1400 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1403 * cp-tree.h (cp_build_vec_convert): Declare.
1404 * parser.c (cp_parser_postfix_expression): Parse
1405 __builtin_convertvector.
1406 * constexpr.c: Include fold-const-call.h.
1407 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1408 (potential_constant_expression_1): Likewise.
1409 * semantics.c (cp_build_vec_convert): New function.
1410 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1413 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1416 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1417 or pushdecl rather than decl.
1419 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1421 * tree.c (handle_nodiscard_attribute): Improve warning location.
1423 2019-01-02 Marek Polacek <polacek@redhat.com>
1425 PR c++/88612 - ICE with -Waddress-of-packed-member.
1426 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1427 * typeck.c (convert_for_assignment): Likewise.
1429 PR c++/88631 - CTAD failing for value-initialization.
1430 * typeck2.c (build_functional_cast): Try deducing the template
1431 arguments even if there are no arguments to deduce from.
1433 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1435 Update copyright years.
1437 Copyright (C) 2019 Free Software Foundation, Inc.
1439 Copying and distribution of this file, with or without modification,
1440 are permitted in any medium without royalty provided the copyright
1441 notice and this notice are preserved.