1 2019-04-17 Marek Polacek <polacek@redhat.com>
3 PR c++/90124 - bogus error with incomplete type in decltype.
4 * typeck.c (build_class_member_access_expr): Check
5 cp_unevaluated_operand.
7 2019-04-12 Jakub Jelinek <jakub@redhat.com>
10 * decl.c (duplicate_decls): When newdecl's type is its main variant,
11 don't try to remove it from the variant list, but instead assert
14 2019-04-12 Martin Sebor <msebor@redhat.com>
18 * parser.c (cp_parser_has_attribute_expression): Handle assignment
21 2019-04-12 Jason Merrill <jason@redhat.com>
23 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
26 2019-04-12 Marek Polacek <polacek@redhat.com>
28 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
29 instead of perform_implicit_conversion_flags.
31 PR c++/87603 - constexpr functions are no longer noexcept.
32 * constexpr.c (is_sub_constant_expr): Remove unused function.
33 * cp-tree.h (is_sub_constant_expr): Remove declaration.
34 * except.c (check_noexcept_r): Don't consider a call to a constexpr
37 2019-04-11 Jakub Jelinek <jakub@redhat.com>
40 * parser.h (struct cp_parser): Add
41 type_definition_forbidden_message_arg member.
42 * parser.c (cp_debug_parser): Print it.
43 (cp_parser_check_type_definition): Pass
44 parser->type_definition_forbidden_message_arg as second argument to
46 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
47 parser->type_definition_forbidden_message_arg and use G_() with
48 %qs for parser->type_definition_forbidden_message instead of
49 building untranslatable message using concat.
51 2019-04-09 Jakub Jelinek <jakub@redhat.com>
54 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
56 2019-04-08 Marek Polacek <polacek@redhat.com>
58 * typeck2.c (digest_init_r): Don't condition the object slicing warning
61 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
64 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
65 when maybe_instantiate_noexcept fails.
66 (classtype_has_nothrow_assign_or_copy_p): Likewise.
67 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
68 to build_exception_variant.
70 2019-04-05 Marek Polacek <polacek@redhat.com>
72 PR c++/87145 - bogus error converting class type in template arg list.
73 * pt.c (convert_nontype_argument): Don't call
74 build_converted_constant_expr if it could involve calling a conversion
75 function with a instantiation-dependent constructor as its argument.
77 2019-04-05 Martin Sebor <msebor@redhat.com>
80 * decl.c (reshape_init_array_1): Avoid treating empty strings
81 as zeros in array initializers.
82 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
84 2019-04-04 Jason Merrill <jason@redhat.com>
86 PR c++/89948 - ICE with break in statement-expr.
87 * constexpr.c (cxx_eval_statement_list): Jumping out of a
88 statement-expr is non-constant.
90 2019-04-04 Jason Merrill <jason@redhat.com>
92 PR c++/89966 - error with non-type auto tparm.
93 * pt.c (do_auto_deduction): Clear tf_partial.
95 2019-04-04 Jason Merrill <jason@redhat.com>
97 PR c++/86986 - ICE with TTP with parameter pack.
98 * pt.c (coerce_template_parameter_pack): Only look at the type of a
99 non-type parameter pack.
100 (fixed_parameter_pack_p_1): Don't recurse into the type of a
101 non-type parameter pack.
102 (coerce_template_template_parms): Call add_outermost_template_args.
104 2019-04-04 Martin Sebor <msebor@redhat.com>
110 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
111 from arrays of trivial type and known size.
112 * mangle.c (write_expression): Convert braced initializer lists
114 (write_expression): Trim trailing zero-initializers from arrays
116 (write_template_arg_literal): Mangle strings the same as braced
119 2019-04-03 Jason Merrill <jason@redhat.com>
121 PR c++/81866 - ICE with member template and default targ.
122 * pt.c (tsubst_template_decl): Handle getting a type from
123 retrieve_specialization.
125 PR c++/86586 - -fcompare-debug=-Wsign-compare.
126 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
128 PR c++/89331 - ICE with offsetof in incomplete class.
129 * semantics.c (finish_offsetof): Handle error_mark_node.
130 * typeck.c (build_class_member_access_expr): Call
131 complete_type_or_maybe_complain before converting to base.
133 PR c++/89917 - ICE with lambda in variadic mem-init.
134 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
136 2019-04-01 Jason Merrill <jason@redhat.com>
138 PR c++/86946 - ICE with function call in template argument.
140 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
143 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
146 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
148 2019-03-31 Marek Polacek <polacek@redhat.com>
150 PR c++/89852 - ICE with C++11 functional cast with { }.
151 * constexpr.c (fold_non_dependent_expr_template): New static function
153 (fold_non_dependent_expr): ...here.
154 (fold_non_dependent_init): New function.
155 * cp-tree.h (fold_non_dependent_init): Declare.
156 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
157 of fold_non_dependent_expr. Don't call maybe_constant_init.
159 2019-03-30 Jason Merrill <jason@redhat.com>
161 PR c++/89744 - ICE with specialization of member class template.
162 * pt.c (lookup_template_class_1): If the partial instantiation is
163 explicitly specialized, adjust.
164 (maybe_process_partial_specialization): Also adjust
167 2019-03-29 Jakub Jelinek <jakub@redhat.com>
170 * typeck.c: Include gimplify.h.
171 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
172 for second time. Formatting fixes.
174 2019-03-29 Marek Polacek <polacek@redhat.com>
176 PR c++/89876 - ICE with deprecated conversion.
177 * call.c (convert_like_real): Only give warnings with tf_warning.
179 2019-03-28 Marek Polacek <polacek@redhat.com>
181 PR c++/89612 - ICE with member friend template with noexcept.
182 * pt.c (maybe_instantiate_noexcept): For function templates, use their
183 template result (function decl). Don't set up local specializations.
184 Temporarily turn on processing_template_decl. Update the template type
187 PR c++/89836 - bool constant expression and explicit conversions.
188 * call.c (build_converted_constant_expr_internal): New function,
190 (build_converted_constant_expr): ...this. New.
191 (build_converted_constant_bool_expr): New.
192 * cp-tree.h (build_converted_constant_bool_expr): Declare.
193 * decl.c (build_explicit_specifier): Call
194 build_converted_constant_bool_expr.
196 2019-03-28 Jakub Jelinek <jakub@redhat.com>
199 * constexpr.c (struct check_for_return_continue_data): New type.
200 (check_for_return_continue): New function.
201 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
202 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
203 in loop bodies and set *jump_target to that if found.
205 2019-03-27 Jason Merrill <jason@redhat.com>
207 PR c++/89831 - error with qualified-id in const member function.
208 * semantics.c (finish_non_static_data_member): Use object cv-quals
211 PR c++/89421 - ICE with lambda in template parameter list.
212 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
213 template parameter list before C++20.
214 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
215 * semantics.c (begin_class_definition): Restore error about defining
216 non-lambda class in template parm list.
218 2019-03-26 Jason Merrill <jason@redhat.com>
220 PR c++/86932 - missed SFINAE with empty pack.
221 * pt.c (coerce_template_parms): Don't add an empty pack if
223 (fn_type_unification): Pass tf_partial to coerce_template_parms.
225 PR c++/86429 - constexpr variable in lambda.
228 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
229 try evaluating the captured variable directly.
231 2019-03-26 Jakub Jelinek <jakub@redhat.com>
234 * semantics.c (finish_omp_atomic): Add warning_sentinel for
235 -Wunused-value around finish_expr_stmt call.
237 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
241 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
242 to undo the disabling of warnings.
244 2019-03-25 Jason Merrill <jason@redhat.com>
246 PR c++/87748 - substitution failure error with decltype.
247 * pt.c (most_specialized_partial_spec): Clear
248 processing_template_decl.
250 2019-03-25 Marek Polacek <polacek@redhat.com>
252 PR c++/89214 - ICE when initializing aggregates with bases.
253 * typeck2.c (digest_init_r): Warn about object slicing instead of
256 PR c++/89705 - ICE with reference binding with conversion function.
257 * call.c (reference_binding): If the result of the conversion function
258 is a prvalue of non-class type, use the cv-unqualified type.
260 2019-03-25 Nathan Sidwell <nathan@acm.org>
262 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
264 2019-03-22 Jakub Jelinek <jakub@redhat.com>
267 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
268 (maybe_get_tls_wrapper_call): Declare.
269 * decl2.c (get_tls_wrapper_fn): Make static.
270 (maybe_get_tls_wrapper_call): New function.
271 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
273 * semantics.c (finish_qualified_id_expr): Likewise.
274 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
275 * pt.c (tsubst_copy_and_build): Likewise.
278 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
279 (cxx_eval_constant_expression): When not skipping, not constant class
280 or location wrapper, increment *ctx->constexpr_ops_count and if it is
281 above constexpr_loop_nest_limit, diagnose failure.
282 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
283 initialize ctx.constexpr_ops_count to its address.
284 (is_sub_constant_expr): Likewise.
286 2019-03-21 Jakub Jelinek <jakub@redhat.com>
289 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
290 hash_set<tree, true> &, adjust uses accordingly.
291 (build_aggr_conv): Change pset from hash_set<tree> *
292 to hash_set<tree, true>. Replace goto fail; with return NULL;,
296 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
297 variables, check for duplicates in this function.
298 * lambda.c (add_capture): Don't check for duplicates nor use
300 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
302 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
305 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
306 error_mark_node to comp_except_specs.
308 2019-03-20 Jason Merrill <jason@redhat.com>
310 PR c++/87480 - decltype of member access in default template arg
311 * pt.c (type_unification_real): Accept a dependent result in
314 2019-03-19 Martin Sebor <msebor@redhat.com>
316 PR tree-optimization/89688
317 * typeck2.c (store_init_value): Call braced_lists_to_string for more
318 kinds of initializers.
320 2019-03-18 Jason Merrill <jason@redhat.com>
322 PR c++/89630 - ICE with dependent using-decl as template arg.
323 * tree.c (cp_tree_equal): Always return false for USING_DECL.
325 PR c++/89761 - ICE with sizeof... in pack expansion.
326 * pt.c (argument_pack_element_is_expansion_p): Handle
327 ARGUMENT_PACK_SELECT.
329 PR c++/89640 - GNU attributes on lambda.
330 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
332 PR c++/89682 - wrong access error in default argument.
333 * pt.c (tsubst_default_argument): Don't defer access checks.
335 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
338 * semantics.c (finish_non_static_data_member): Check return value
339 of context_for_name_lookup and immediately return error_mark_node
342 2019-03-17 Jason Merrill <jason@redhat.com>
344 PR c++/89571 - ICE with ill-formed noexcept on constructor.
345 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
346 (regenerate_decl_from_template): Use it for noexcept-specs.
348 2019-03-14 Jason Merrill <jason@redhat.com>
350 * parser.c (cp_parser_decl_specifier_seq): Support C++20
351 concept-definition syntax without 'bool'.
353 2019-03-14 Jakub Jelinek <jakub@redhat.com>
356 * semantics.c (finish_qualified_id_expr): Reject variable templates.
359 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
360 hash_set<tree> to vec<tree>.
361 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
363 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
364 removal of SAVE_EXPRs from values.
365 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
366 method on save_exprs instead of add.
368 2019-03-13 Jason Merrill <jason@redhat.com>
370 PR c++/86521 - C++17 copy elision in initialization by constructor.
371 * call.c (joust_maybe_elide_copy): New.
374 2019-03-13 Marek Polacek <polacek@redhat.com>
376 PR c++/88979 - further P0634 fix for constructors.
377 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
378 cp_parser_constructor_declarator_p.
379 (cp_parser_direct_declarator): Allow missing typename for constructor
381 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
382 cp_parser_type_specifier.
384 PR c++/89686 - mixing init-capture and simple-capture in lambda.
385 * parser.c (cp_parser_lambda_introducer): Give error when combining
386 init-capture and simple-capture.
388 PR c++/89660 - bogus error with -Wredundant-move.
389 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
390 as the std::move's argument. Don't call convert_for_initialization
391 when warn_redundant_move isn't on.
393 2019-03-11 Jason Merrill <jason@redhat.com>
395 PR c++/86521 - wrong overload resolution with ref-qualifiers.
396 * call.c (build_user_type_conversion_1): Don't use a conversion to a
397 reference of the wrong rvalueness for direct binding.
399 2019-03-11 Martin Liska <mliska@suse.cz>
401 * cvt.c (build_expr_type_conversion): Wrap apostrophes
402 in gcc internal format with %'.
403 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
404 (grokfndecl): Likewise.
405 * name-lookup.c (do_pushtag): Likewise.
406 * pt.c (unify_parameter_deduction_failure): Likewise.
407 (unify_template_deduction_failure): Likewise.
409 2019-03-11 Martin Liska <mliska@suse.cz>
411 * call.c (convert_arg_to_ellipsis): Wrap an option name
412 in a string format message and fix GNU coding style.
413 (build_over_call): Likewise.
414 * class.c (check_field_decl): Likewise.
415 (layout_nonempty_base_or_field): Likewise.
416 * constexpr.c (cxx_eval_loop_expr): Likewise.
417 * cvt.c (type_promotes_to): Likewise.
418 * decl.c (cxx_init_decl_processing): Likewise.
419 (mark_inline_variable): Likewise.
420 (grokdeclarator): Likewise.
421 * decl2.c (record_mangling): Likewise.
422 * error.c (maybe_warn_cpp0x): Likewise.
423 * except.c (doing_eh): Likewise.
424 * mangle.c (maybe_check_abi_tags): Likewise.
425 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
426 (cp_parser_userdef_numeric_literal): Likewise.
427 (cp_parser_primary_expression): Likewise.
428 (cp_parser_unqualified_id): Likewise.
429 (cp_parser_pseudo_destructor_name): Likewise.
430 (cp_parser_builtin_offsetof): Likewise.
431 (cp_parser_lambda_expression): Likewise.
432 (cp_parser_lambda_introducer): Likewise.
433 (cp_parser_lambda_declarator_opt): Likewise.
434 (cp_parser_selection_statement): Likewise.
435 (cp_parser_init_statement): Likewise.
436 (cp_parser_decomposition_declaration): Likewise.
437 (cp_parser_function_specifier_opt): Likewise.
438 (cp_parser_static_assert): Likewise.
439 (cp_parser_simple_type_specifier): Likewise.
440 (cp_parser_namespace_definition): Likewise.
441 (cp_parser_using_declaration): Likewise.
442 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
443 (cp_parser_initializer_list): Likewise.
444 (cp_parser_type_parameter_key): Likewise.
445 (cp_parser_member_declaration): Likewise.
446 (cp_parser_try_block): Likewise.
447 (cp_parser_std_attribute_spec): Likewise.
448 (cp_parser_requires_clause_opt): Likewise.
449 * pt.c (check_template_variable): Likewise.
450 (check_default_tmpl_args): Likewise.
451 (push_tinst_level_loc): Likewise.
452 (instantiate_pending_templates): Likewise.
453 (invalid_nontype_parm_type_p): Likewise.
454 * repo.c (get_base_filename): Likewise.
455 * rtti.c (typeid_ok_p): Likewise.
456 (build_dynamic_cast_1): Likewise.
457 * tree.c (maybe_warn_parm_abi): Likewise.
459 2019-03-08 Jakub Jelinek <jakub@redhat.com>
462 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
463 one space before " at the end of line and another after " on another
464 line in a string literal.
466 PR tree-optimization/89550
467 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
468 warning_at returned true.
469 * decl2.c (c_parse_final_cleanups): Likewise.
470 * typeck.c (convert_for_assignment): Likewise.
471 * decl.c (finish_function): Likewise.
474 * parser.c (cp_parser_asm_definition): Just warn instead of error
475 on volatile qualifier outside of function body.
478 * constexpr.c (potential_constant_expression_1): Reject
479 REINTERPRET_CAST_P NOP_EXPRs.
482 * call.c (joust): Call print_z_candidate only if pedwarn returned
485 2019-03-07 Jason Merrill <jason@redhat.com>
487 PR c++/88123 - lambda and using-directive.
488 * name-lookup.c (op_unqualified_lookup)
489 (maybe_save_operator_binding, discard_operator_bindings)
490 (push_operator_bindings): New.
491 * typeck.c (build_x_binary_op, build_x_unary_op): Call
492 maybe_save_operator_binding.
493 * decl.c (start_preparsed_function): Call push_operator_bindings.
494 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
496 PR c++/88820 - ICE with CTAD and member template used in DMI.
497 * pt.c (do_class_deduction): Handle parm used as its own arg.
499 2019-03-07 Jakub Jelinek <jakub@redhat.com>
502 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
503 at toplevel, but diagnose them.
505 2019-03-06 Jason Merrill <jason@redhat.com>
507 PR c++/89381 - implicit copy and using-declaration.
508 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
509 op= brought in by a using-declaration.
511 2019-03-06 Jakub Jelinek <jakub@redhat.com>
514 * init.c (build_value_init_noctor): Ignore flexible array members.
516 2019-03-06 Jason Merrill <jason@redhat.com>
518 PR c++/89576 - if constexpr of lambda capture.
519 * semantics.c (maybe_convert_cond): Do convert a non-dependent
520 condition in a template.
521 * typeck.c (condition_conversion): Handle being called in a
524 2019-03-06 Marek Polacek <polacek@redhat.com>
526 PR c++/87378 - bogus -Wredundant-move warning.
527 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
528 overload resolution would actually succeed.
530 2019-03-05 Jason Merrill <jason@redhat.com>
532 * class.c (is_really_empty_class): Add ignore_vptr parm.
533 (trivial_default_constructor_is_constexpr): Pass it.
534 * call.c (build_over_call): Pass it.
535 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
536 checking TYPE_POLYMORPHIC_P.
537 (cxx_eval_component_reference, potential_constant_expression_1):
539 * cp-gimplify.c (simple_empty_class_p): Pass it.
540 * init.c (expand_aggr_init_1): Pass it.
542 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
545 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
547 2019-03-04 Jakub Jelinek <jakub@redhat.com>
550 * call.c (field_in_pset): New function.
551 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
553 2019-03-02 Jakub Jelinek <jakub@redhat.com>
556 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
557 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
558 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
559 (cp_parser_initializer_list): Add designated parameter, set *designated
560 to a bool whether any designators were parsed.
561 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
563 * pt.c (tsubst_copy_and_build): Likewise.
564 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
565 don't call build_list_conv, nor build_complex_conv, nor attempt to
566 convert a single element initializer to scalar.
568 2019-03-01 Marek Polacek <polacek@redhat.com>
570 PR c++/89537 - missing location for error with non-static member fn.
571 * call.c (resolve_args): Use EXPR_LOCATION.
572 * typeck.c (build_class_member_access_expr): Use input_location.
574 PR c++/89532 - ICE with incomplete type in decltype.
575 * semantics.c (finish_compound_literal): Return error_mark_node
576 if digest_init_flags returns error_mark_node.
578 2019-03-01 Jakub Jelinek <jakub@redhat.com>
580 Implement P1002R1, Try-catch blocks in constexpr functions
582 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
583 Diagnose constexpr ctor or function with function-try-block with
584 pedwarn for c++17 and earlier. Formatting fix.
585 (cp_parser_try_block): Use pedwarn instead of error and only for
586 c++17 and earlier when try block appears in constexpr function.
587 * constexpr.c (build_constexpr_constructor_member_initializers):
588 Handle TRY_BLOCK here instead of erroring on it.
590 2019-02-28 Jason Merrill <jason@redhat.com>
592 PR c++/88183 - ICE with .* fold-expression.
593 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
595 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
596 * class.c, lambda.c, pt.c: Revert earlier change.
597 * lambda.c (add_capture): Don't special-case capture of dependent
600 * name-lookup.c (print_binding_level): Print this_entity.
602 2019-02-27 Marek Polacek <polacek@redhat.com>
604 PR c++/88857 - ICE with value-initialization of argument in template.
605 * call.c (convert_like_real): Don't call build_value_init in template.
607 2019-02-27 Jason Merrill <jason@redhat.com>
609 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
610 * semantics.c (process_outer_var_ref): Do capture dependent vars.
611 * class.c (finish_struct): Only add TAG_DEFN if T is in
612 current_function_decl.
613 * lambda.c (vla_capture_type): Force the capture type out into the
614 lambda's enclosing function.
615 (add_capture): Pass in the lambda.
616 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
618 2019-02-27 Marek Polacek <polacek@redhat.com>
620 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
621 * parser.c (cp_parser_using_declaration): For an unscoped enum
622 only use its context if it's not a function declaration.
624 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
627 * method.c (process_subob_fn): When maybe_instantiate_noexcept
628 returns false don't call merge_exception_specifiers.
630 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
633 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
634 for a non-constant parsed expression.
636 2019-02-26 Jakub Jelinek <jakub@redhat.com>
639 * constexpr.c (cxx_eval_store_expression): When changing active union
640 member, set no_zero_init.
642 2019-02-23 Marek Polacek <polacek@redhat.com>
644 PR c++/88294 - ICE with non-constant noexcept-specifier.
645 * pt.c (maybe_instantiate_noexcept): Set up the list of local
646 specializations. Set current_class_{ptr,ref}.
648 2019-02-22 David Malcolm <dmalcolm@redhat.com>
651 * parser.c (cp_parser_unqualified_id): Capture and use locations
654 2019-02-22 Marek Polacek <polacek@redhat.com>
656 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
657 * decl.c (build_explicit_specifier): Don't check
658 processing_template_decl. Call instantiation_dependent_expression_p
659 instead of value_dependent_expression_p. Call
660 instantiate_non_dependent_expr_sfinae before
661 build_converted_constant_expr instead of calling
662 instantiate_non_dependent_expr after it. Add
663 processing_template_decl_sentinel.
665 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
667 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
668 parameter, move loc formal parameter to the front. Adjust all
670 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
673 2019-02-21 Jason Merrill <jason@redhat.com>
675 PR c++/87685 - generic lambda 'this' capture error.
676 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
677 (maybe_generic_this_capture): Pass -1.
679 PR c++/88394 - ICE with VLA init-capture.
680 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
682 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
683 * pt.c (do_class_deduction): Don't include explicit specialization
686 PR c++/89422 - ICE with -g and lambda in default arg in template.
687 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
689 2019-02-21 Jason Merrill <jason@redhat.com>
691 PR c++/88419 - C++17 ICE with class template arg deduction.
692 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
693 CLASS_PLACEHOLDER_TEMPLATE.
695 2019-02-21 Jakub Jelinek <jakub@redhat.com>
698 * constexpr.c (struct constexpr_fundef): Add parms and result members.
699 (retrieve_constexpr_fundef): Adjust for the above change.
700 (register_constexpr_fundef): Save constexpr body with copy_fn,
701 temporarily set DECL_CONTEXT on DECL_RESULT before that.
702 (get_fundef_copy): Change FUN argument to FUNDEF with
703 constexpr_fundef * type, grab body and parms/result out of
704 constexpr_fundef struct and temporarily change it for copy_fn calls
706 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
707 adjust current_function_decl from ctx->call context. Test
708 !potential_constant_expression instead of !is_constant_expression.
709 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
710 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
711 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
712 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
714 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
715 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
716 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
717 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
718 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
719 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
720 DECL_EXPR with USING_DECL operand.
721 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
722 build_int_cst to make it a valid constant expression.
724 2019-02-20 Jason Merrill <jason@redhat.com>
726 PR c++/88690 - C++17 ICE with empty base in aggregate.
727 * typeck2.c (process_init_constructor_record): Skip trivial
728 initialization of an empty base.
730 2019-02-21 Richard Biener <rguenther@suse.de>
733 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
734 make symtab process new functions here.
736 2019-02-20 Jason Merrill <jason@redhat.com>
738 PR c++/87921 - wrong error with inline static data member.
739 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
740 for a non-template inline variable. Do nothing for an
741 already-instantiated variable.
742 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
744 * decl.c (check_initializer): Likewise.
745 (make_rtl_for_nonlocal_decl): Likewise.
746 * pt.c (instantiate_decl): Likewise.
747 * typeck2.c (store_init_value): Likewise.
749 2019-02-20 Jakub Jelinek <jakub@redhat.com>
752 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
753 for flag_syntax_only from here...
754 * semantics.c (expand_or_defer_fn_1): ... here.
757 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
758 DECL_COMMON, set DECL_INTERFACE_KNOWN.
761 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
762 union member for -std=c++17 and earlier.
764 2019-02-19 Jason Merrill <jason@redhat.com>
766 PR c++/87513 - 'sorry' mangling PMF template-id.
767 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
769 2019-02-19 Jason Merrill <jason@redhat.com>
771 PR c++/88380 - wrong-code with flexible array and NSDMI.
772 * typeck2.c (process_init_constructor_record): Skip flexarrays.
774 2019-02-20 will wray <wjwray@gmail.com>
776 PR c++/88572 - wrong handling of braces on scalar init.
777 * decl.c (reshape_init_r): Allow braces around scalar initializer
778 within aggregate init. Reject double braced-init of scalar
781 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
784 * pt.c (tsubst_init): Diagnose an initializer expanding to an
785 empty list of expressions; tweak wrt dependent types.
786 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
787 instead of tsubst_expr.
789 2019-02-19 Jason Merrill <jason@redhat.com>
791 PR c++/88368 - wrong 'use of deleted function'
792 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
793 (get_defaulted_eh_spec): Call push_tinst_level.
794 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
795 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
797 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
800 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
801 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
803 2019-02-19 Jakub Jelinek <jakub@redhat.com>
806 * lambda.c (maybe_generic_this_capture): Don't check
807 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
810 * typeck.c (build_reinterpret_cast_1): Don't handle void to
811 && conversion go through build_target_expr_with_type.
814 * error.c (qualified_name_lookup_error): Only call
815 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
817 2019-02-19 Tom Honermann <tom@honermann.net>
819 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
821 2019-02-18 Jason Merrill <jason@redhat.com>
823 PR c++/89336 - multiple stores in constexpr stmt.
824 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
827 * pt.c (check_explicit_specialization): If the declarator is a
828 template-id, only check whether the arguments are dependent.
830 Improve duplicate [[likely]] diagnostic.
831 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
832 to process_stmt_hotness_attribute.
833 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
834 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
836 2019-02-17 Marek Polacek <polacek@redhat.com>
838 PR c++/89217 - ICE with list-initialization in range-based for loop.
839 * constexpr.c (unshare_constructor): No longer static.
840 * cp-tree.h (unshare_constructor): Declare.
841 * semantics.c (finish_compound_literal): When dealing with a
842 non-dependent expression in a template, return the original
843 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
845 2019-02-13 Marek Polacek <polacek@redhat.com>
847 PR c++/89297 - ICE with OVERLOAD in template.
848 * semantics.c (finish_compound_literal): Call
849 instantiate_non_dependent_expr_sfinae.
851 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
854 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
855 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
856 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
857 (shared_member_p): Likewise.
858 (lookup_member): Likewise.
859 * decl.c (grok_special_member_properties): Skip USING_DECLs.
860 * semantics.c (finish_omp_declare_simd_methods): Likewise.
861 (finish_qualified_id_expr): Do not call shared_member_p with
865 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
866 Move cp_evaluated resetting before signature tsubsting.
867 (gen_elem_of_pack_expansion_instantiation): Separate local
868 specializations per index.
870 2019-02-13 David Malcolm <dmalcolm@redhat.com>
873 * class.c (add_method): Drop destructor assertion.
875 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
878 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
879 context (the first argument).
880 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
883 2019-02-12 Jason Merrill <jason@redhat.com>
885 PR c++/89144 - link error with constexpr initializer_list.
886 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
887 array for an empty list.
888 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
891 2019-02-11 Jason Merrill <jason@redhat.com>
893 PR c++/89241 - ICE with __func__ in lambda in template.
894 * pt.c (enclosing_instantiation_of): Also check
895 instantiated_lambda_fn_p for the template context.
897 2019-02-11 Marek Polacek <polacek@redhat.com>
899 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
900 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
901 null member pointer value.
903 2019-02-11 Jakub Jelinek <jakub@redhat.com>
906 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
907 to maybe_constant_value calls.
909 2019-02-11 Marek Polacek <polacek@redhat.com>
911 * typeck2.c (digest_init_r): Remove commented code.
913 2019-02-11 Martin Sebor <msebor@redhat.com>
916 * decl.c (compute_array_index_type_loc): Preserve signed sizes
917 for diagnostics. Call valid_array_size_p instead of error.
918 * init.c (build_new_1): Compute size for diagnostic. Call
919 invalid_array_size_error
920 (build_new): Call valid_array_size_p instead of error.
922 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
925 * call.c (compare_ics): Deal with ck_aggr in either cs.
927 2019-02-06 David Malcolm <dmalcolm@redhat.com>
930 * call.c (get_location_for_expr_unwinding_for_system_header): New
932 (conversion_null_warnings): Use it when getting locations for
933 EXPR, effectively adding a call to
934 get_location_for_expr_unwinding_for_system_header for
935 -Wconversion-null and making use of EXPR_LOCATION for
936 -Wzero-as-null-pointer-constant.
938 2019-02-05 Jakub Jelinek <jakub@redhat.com>
941 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
942 PARM_DECLs of the thunk.
943 * lambda.c (maybe_add_lambda_conv_op): Likewise.
945 2019-02-05 Marek Polacek <polacek@redhat.com>
947 PR c++/89158 - by-value capture of constexpr variable broken.
948 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
949 instead of mark_rvalue_use.
951 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
954 * pt.c (instantiates_primary_template_p): New.
955 (type_dependent_expression_p): Use it.
957 2019-02-01 Jason Merrill <jason@redhat.com>
959 PR c++/88761 - ICE with reference capture of constant.
960 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
963 2019-02-01 Marek Polacek <polacek@redhat.com>
965 PR c++/88325 - ICE with invalid out-of-line template member definition.
966 * parser.c (cp_parser_class_name): Don't call make_typename_type
969 2019-02-01 Jakub Jelinek <jakub@redhat.com>
972 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
973 if require_open failed.
975 2019-01-31 Marek Polacek <polacek@redhat.com>
977 PR c++/89083, c++/80864 - ICE with list initialization in template.
978 * constexpr.c (adjust_temp_type): Use copy_node and change the type
979 instead of using build_constructor.
980 * decl.c (reshape_init_r): Don't reshape a digested initializer.
981 Return the initializer for COMPOUND_LITERAL_P.
983 PR c++/88983 - ICE with switch in constexpr function.
984 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
985 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
986 label in the else branch if we found it in the then branch.
988 2019-01-30 Jason Merrill <jason@redhat.com>
990 PR c++/88752 - ICE with lambda and constexpr if.
991 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
992 * pt.c (tsubst_lambda_expr): Set it.
993 (instantiated_lambda_fn_p): Check it.
994 (enclosing_instantiation_of): Use it.
996 2019-01-31 Jakub Jelinek <jakub@redhat.com>
999 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1000 a C cast in pp_c_flag_gnu_v3 mode.
1002 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1005 * lambda.c (is_capture_proxy): Don't return true for
1006 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1008 2019-01-30 Marek Polacek <polacek@redhat.com>
1010 PR c++/89119 - ICE with value-initialization in template.
1011 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1013 2019-01-29 Jason Merrill <jason@redhat.com>
1015 PR c++/86943 - wrong code converting lambda to function pointer.
1016 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1017 call. Only forward parms for decltype.
1018 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1020 * typeck.c (check_return_expr): Don't mess with a thunk call.
1022 2019-01-28 Jason Merrill <jason@redhat.com>
1024 PR c++/89089 - ICE with [[no_unique_address]].
1025 PR c++/88865 - wrong layout with [[no_unique_address]].
1026 * class.c (check_field_decls): A potentially-overlapping field makes
1027 the class non-layout-POD, but not non-empty.
1028 (end_of_class): Always consider empty data members.
1029 (layout_class_type): Set DECL_SIZE for empty fields.
1031 2019-01-28 Marek Polacek <polacek@redhat.com>
1033 PR c++/88358 - name wrongly treated as type.
1034 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1035 in parameter-list is a type if the function's declarator-id is not
1038 2019-01-27 Marek Polacek <polacek@redhat.com>
1040 PR c++/88815 - narrowing conversion lost in decltype.
1041 PR c++/78244 - narrowing conversion in template not detected.
1042 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1043 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1044 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1045 * semantics.c (finish_compound_literal): When the compound literal
1046 isn't instantiation-dependent and the type isn't type-dependent,
1047 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1049 PR c++/89024 - ICE with incomplete enum type.
1050 * call.c (standard_conversion): When converting an
1051 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1053 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1056 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1057 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1060 2019-01-24 Jason Merrill <jason@redhat.com>
1062 PR c++/89001 - mangling of reference temporaries
1063 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1064 (current_ref_temp_count): New macro.
1065 * mangle.c (mangle_ref_init_variable): Use it.
1066 * typeck2.c (store_init_value): Clear it.
1067 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1070 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1073 * semantics.c (finish_omp_cancel): Diagnose more than one if
1074 on #pragma omp cancel with different modifiers. Use
1075 maybe_convert_cond when not in template or build_x_binary_op
1078 2019-01-23 Marek Polacek <polacek@redhat.com>
1080 PR c++/88757 - qualified name treated wrongly as type.
1081 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1082 in parameter-list as types if name lookup for declarator-id didn't
1083 find one or more function templates.
1085 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1088 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1089 after genericizing cond and incr expressions.
1092 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1093 before the begin_bc_block call.
1095 2019-01-21 Jason Merrill <jason@redhat.com>
1097 PR c++/87893 - constexpr ctor ICE on ARM.
1098 PR c++/88293 - ICE with comma expression.
1099 * constexpr.c (initialized_type): Don't shortcut non-void type.
1100 Handle COMPOUND_EXPR.
1101 (cxx_eval_outermost_constant_expr): Return early for void type.
1103 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1106 * optimize.c (cxx_copy_decl): New function.
1107 (clone_body): Use it instead of copy_decl_no_change.
1110 * typeck.c (cp_build_binary_op): Don't instrument
1111 SANITIZE_POINTER_COMPARE if processing_template_decl.
1112 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1114 2019-01-18 Jason Merrill <jason@redhat.com>
1116 PR c++/88875 - error with explicit list constructor.
1117 * call.c (reference_binding): Don't modify EXPR. Set
1118 need_temporary_p on the ck_user conversion for a temporary.
1119 (convert_like_real): Check it.
1121 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1125 * call.c (convert_for_arg_passing): Upate the
1126 warn_for_address_or_pointer_of_packed_member call.
1127 * typeck.c (convert_for_assignment): Likewise.
1129 2019-01-17 Jason Merrill <jason@redhat.com>
1131 PR c++/86205 - ICE with ?: of throw and template-id.
1132 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1133 * typeck.c (decay_conversion): ...here.
1134 * call.c (build_conditional_expr_1): Use it.
1136 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1137 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1139 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1141 * decl.c (grokdeclarator): Use typespec_loc in error messages
1142 about 'auto' and trailing return type.
1144 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1147 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1150 2019-01-17 Nathan Sidwell <nathan@acm.org>
1153 * semantics.c (process_outer_var_ref): Only skip dependent types
1156 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1159 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1160 * name-lookup.c (do_push_to_top_level): Save and reset it.
1161 (do_pop_from_top_level): Restore it.
1164 * pt.c (make_template_placeholder): Use auto_identifier.
1165 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1166 * error.c (dump_type): Handle template placeholders.
1167 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1170 * cvt.c (convert_to_void): Handle all cdtor calls as if
1173 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1175 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1176 error messages about ill-formed uses of mutable.
1178 2019-01-16 Marek Polacek <polacek@redhat.com>
1180 PR c++/78244 - narrowing conversion in template not detected.
1181 * call.c (perform_implicit_conversion_flags): Set
1182 IMPLICIT_CONV_EXPR_BRACED_INIT.
1183 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1184 * pt.c (tsubst_copy_and_build): Use it.
1186 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1189 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1192 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1194 * decl.c (start_decl): Improve error location.
1195 * decl2.c (grokfield): Likewise.
1197 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1199 * decl.c (grokdeclarator): Move further up the location_t loc
1200 declaration and use the location when building a TYPE_DECL for
1202 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1203 about an ill-formed bit-field as typedef.
1205 2019-01-14 Marek Polacek <polacek@redhat.com>
1207 PR c++/88830 - ICE with abstract class.
1208 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1211 PR c++/88825 - ICE with bogus function return type deduction.
1212 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1214 2019-01-14 Tom Honermann <tom@honermann.net>
1216 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1217 * cvt.c (type_promotes_to): Handle char8_t promotion.
1218 * decl.c (grokdeclarator): Handle invalid type specifier
1219 combinations involving char8_t.
1220 * lex.c (init_reswords): Add char8_t as a reserved word.
1221 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1222 * parser.c (cp_keyword_starts_decl_specifier_p)
1223 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1225 (cp_parser_string_literal): Use char8_array_type_node for the type
1227 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1229 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1230 * tree.c (char_type_p): Recognize char8_t as a character type.
1231 * typeck.c (string_conv_p): Handle conversions of u8 string
1232 literals of char8_t type.
1233 (check_literal_operator_args): Handle UDLs with u8 string literals
1235 * typeck2.c (ordinary_char_type_p): New.
1236 (digest_init_r): Disallow initializing a char array with a u8 string
1239 2019-01-14 Martin Liska <mliska@suse.cz>
1241 PR gcov-profile/88263
1242 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1243 as location of the TLS wrapper.
1245 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1247 * decl.c (cp_finish_decl): Improve error location.
1248 * decl2.c (grokfield): Likewise, improve two locations.
1250 2019-01-11 Marek Polacek <polacek@redhat.com>
1252 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
1253 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
1256 2019-01-11 Jason Merrill <jason@redhat.com>
1258 PR c++/88312 - pack expansion of decltype.
1259 * pt.c (instantiation_dependent_r): A template non-type parameter
1260 pack is instantiation-dependent.
1262 2019-01-11 Jason Merrill <jason@redhat.com>
1264 PR c++/88613 - ICE with use of const var in lambda.
1265 * expr.c (mark_use): Fix location wrapper handling.
1266 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
1268 2019-01-11 Tobias Burnus <burnus@net-b.de>
1271 * decl2.c (maybe_emit_vtables): If needed, generate code for
1272 the destructor of an abstract class.
1273 (mark_used): Update comment for older function-name change.
1275 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
1277 * decl.c (start_decl): Improve error location.
1278 (grokdeclarator): Likewise, improve two locations.
1280 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
1284 * cp-tree.h: Mechanically replace "can not" with "cannot".
1285 * parser.c: Likewise.
1288 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1290 * decl.c (grok_reference_init): Improve error location.
1291 (grokdeclarator): Likewise, improve two locations.
1293 2019-01-08 Marek Polacek <polacek@redhat.com>
1295 PR c++/88538 - braced-init-list in template-argument-list.
1296 * parser.c (cp_parser_template_argument): Handle braced-init-list when
1299 PR c++/88548 - this accepted in static member functions.
1300 * parser.c (cp_debug_parser): Adjust printing of
1301 local_variables_forbidden_p.
1302 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
1303 (cp_parser_primary_expression): When checking
1304 local_variables_forbidden_p, use THIS_FORBIDDEN or
1305 LOCAL_VARS_FORBIDDEN.
1306 (cp_parser_lambda_body): Update the type of
1307 local_variables_forbidden_p. Set it to 0 rather than false.
1308 (cp_parser_condition): Adjust call to cp_parser_declarator.
1309 (cp_parser_explicit_instantiation): Likewise.
1310 (cp_parser_init_declarator): Likewise.
1311 (cp_parser_declarator): New parameter. Use it.
1312 (cp_parser_direct_declarator): New parameter. Use it to set
1313 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
1314 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
1315 (cp_parser_parameter_declaration): Likewise.
1316 (cp_parser_default_argument): Update the type of
1317 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1319 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
1320 'static' or 'friend'.
1321 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
1322 (cp_parser_late_parsing_default_args): Update the type of
1323 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1325 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
1326 (cp_parser_objc_class_ivars): Likewise.
1327 (cp_parser_objc_struct_declaration): Likewise.
1328 (cp_parser_omp_for_loop_init): Likewise.
1329 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1331 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1334 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1336 * decl.c (start_decl): Improve permerror location.
1338 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1339 Jakub Jelinek <jakub@redhat.com>
1342 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1343 fixit hint if current_class_ref is NULL. Use a single if instead of
1346 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1348 * decl.c (start_decl): Improve two error_at locations.
1349 (expand_static_init): Likewise.
1351 2019-01-07 Marek Polacek <polacek@redhat.com>
1353 PR c++/88741 - wrong error with initializer-string.
1354 * decl.c (cp_complete_array_type): Strip any location wrappers.
1356 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1362 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1363 * typeck2.c (digest_init_r): Raise an error for non-static
1364 initialization of a flexible array member.
1365 (process_init_constructor, massage_init_elt,
1366 process_init_constructor_array, process_init_constructor_record,
1367 process_init_constructor_union, process_init_constructor): Add the
1368 flags parameter and pass it thru.
1369 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1370 digest_init_flags for static decls.
1372 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1375 * cp-tree.h (cp_build_vec_convert): Declare.
1376 * parser.c (cp_parser_postfix_expression): Parse
1377 __builtin_convertvector.
1378 * constexpr.c: Include fold-const-call.h.
1379 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1380 (potential_constant_expression_1): Likewise.
1381 * semantics.c (cp_build_vec_convert): New function.
1382 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1385 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1388 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1389 or pushdecl rather than decl.
1391 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1393 * tree.c (handle_nodiscard_attribute): Improve warning location.
1395 2019-01-02 Marek Polacek <polacek@redhat.com>
1397 PR c++/88612 - ICE with -Waddress-of-packed-member.
1398 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1399 * typeck.c (convert_for_assignment): Likewise.
1401 PR c++/88631 - CTAD failing for value-initialization.
1402 * typeck2.c (build_functional_cast): Try deducing the template
1403 arguments even if there are no arguments to deduce from.
1405 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1407 Update copyright years.
1409 Copyright (C) 2019 Free Software Foundation, Inc.
1411 Copying and distribution of this file, with or without modification,
1412 are permitted in any medium without royalty provided the copyright
1413 notice and this notice are preserved.