1 2019-03-17 Jason Merrill <jason@redhat.com>
3 PR c++/89571 - ICE with ill-formed noexcept on constructor.
4 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
5 (regenerate_decl_from_template): Use it for noexcept-specs.
7 2019-03-14 Jason Merrill <jason@redhat.com>
9 * parser.c (cp_parser_decl_specifier_seq): Support C++20
10 concept-definition syntax without 'bool'.
12 2019-03-14 Jakub Jelinek <jakub@redhat.com>
15 * semantics.c (finish_qualified_id_expr): Reject variable templates.
18 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
19 hash_set<tree> to vec<tree>.
20 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
22 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
23 removal of SAVE_EXPRs from values.
24 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
25 method on save_exprs instead of add.
27 2019-03-13 Jason Merrill <jason@redhat.com>
29 PR c++/86521 - C++17 copy elision in initialization by constructor.
30 * call.c (joust_maybe_elide_copy): New.
33 2019-03-13 Marek Polacek <polacek@redhat.com>
35 PR c++/88979 - further P0634 fix for constructors.
36 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
37 cp_parser_constructor_declarator_p.
38 (cp_parser_direct_declarator): Allow missing typename for constructor
40 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
41 cp_parser_type_specifier.
43 PR c++/89686 - mixing init-capture and simple-capture in lambda.
44 * parser.c (cp_parser_lambda_introducer): Give error when combining
45 init-capture and simple-capture.
47 PR c++/89660 - bogus error with -Wredundant-move.
48 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
49 as the std::move's argument. Don't call convert_for_initialization
50 when warn_redundant_move isn't on.
52 2019-03-11 Jason Merrill <jason@redhat.com>
54 PR c++/86521 - wrong overload resolution with ref-qualifiers.
55 * call.c (build_user_type_conversion_1): Don't use a conversion to a
56 reference of the wrong rvalueness for direct binding.
58 2019-03-11 Martin Liska <mliska@suse.cz>
60 * cvt.c (build_expr_type_conversion): Wrap apostrophes
61 in gcc internal format with %'.
62 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
63 (grokfndecl): Likewise.
64 * name-lookup.c (do_pushtag): Likewise.
65 * pt.c (unify_parameter_deduction_failure): Likewise.
66 (unify_template_deduction_failure): Likewise.
68 2019-03-11 Martin Liska <mliska@suse.cz>
70 * call.c (convert_arg_to_ellipsis): Wrap an option name
71 in a string format message and fix GNU coding style.
72 (build_over_call): Likewise.
73 * class.c (check_field_decl): Likewise.
74 (layout_nonempty_base_or_field): Likewise.
75 * constexpr.c (cxx_eval_loop_expr): Likewise.
76 * cvt.c (type_promotes_to): Likewise.
77 * decl.c (cxx_init_decl_processing): Likewise.
78 (mark_inline_variable): Likewise.
79 (grokdeclarator): Likewise.
80 * decl2.c (record_mangling): Likewise.
81 * error.c (maybe_warn_cpp0x): Likewise.
82 * except.c (doing_eh): Likewise.
83 * mangle.c (maybe_check_abi_tags): Likewise.
84 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
85 (cp_parser_userdef_numeric_literal): Likewise.
86 (cp_parser_primary_expression): Likewise.
87 (cp_parser_unqualified_id): Likewise.
88 (cp_parser_pseudo_destructor_name): Likewise.
89 (cp_parser_builtin_offsetof): Likewise.
90 (cp_parser_lambda_expression): Likewise.
91 (cp_parser_lambda_introducer): Likewise.
92 (cp_parser_lambda_declarator_opt): Likewise.
93 (cp_parser_selection_statement): Likewise.
94 (cp_parser_init_statement): Likewise.
95 (cp_parser_decomposition_declaration): Likewise.
96 (cp_parser_function_specifier_opt): Likewise.
97 (cp_parser_static_assert): Likewise.
98 (cp_parser_simple_type_specifier): Likewise.
99 (cp_parser_namespace_definition): Likewise.
100 (cp_parser_using_declaration): Likewise.
101 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
102 (cp_parser_initializer_list): Likewise.
103 (cp_parser_type_parameter_key): Likewise.
104 (cp_parser_member_declaration): Likewise.
105 (cp_parser_try_block): Likewise.
106 (cp_parser_std_attribute_spec): Likewise.
107 (cp_parser_requires_clause_opt): Likewise.
108 * pt.c (check_template_variable): Likewise.
109 (check_default_tmpl_args): Likewise.
110 (push_tinst_level_loc): Likewise.
111 (instantiate_pending_templates): Likewise.
112 (invalid_nontype_parm_type_p): Likewise.
113 * repo.c (get_base_filename): Likewise.
114 * rtti.c (typeid_ok_p): Likewise.
115 (build_dynamic_cast_1): Likewise.
116 * tree.c (maybe_warn_parm_abi): Likewise.
118 2019-03-08 Jakub Jelinek <jakub@redhat.com>
121 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
122 one space before " at the end of line and another after " on another
123 line in a string literal.
125 PR tree-optimization/89550
126 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
127 warning_at returned true.
128 * decl2.c (c_parse_final_cleanups): Likewise.
129 * typeck.c (convert_for_assignment): Likewise.
130 * decl.c (finish_function): Likewise.
133 * parser.c (cp_parser_asm_definition): Just warn instead of error
134 on volatile qualifier outside of function body.
137 * constexpr.c (potential_constant_expression_1): Reject
138 REINTERPRET_CAST_P NOP_EXPRs.
141 * call.c (joust): Call print_z_candidate only if pedwarn returned
144 2019-03-07 Jason Merrill <jason@redhat.com>
146 PR c++/88123 - lambda and using-directive.
147 * name-lookup.c (op_unqualified_lookup)
148 (maybe_save_operator_binding, discard_operator_bindings)
149 (push_operator_bindings): New.
150 * typeck.c (build_x_binary_op, build_x_unary_op): Call
151 maybe_save_operator_binding.
152 * decl.c (start_preparsed_function): Call push_operator_bindings.
153 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
155 PR c++/88820 - ICE with CTAD and member template used in DMI.
156 * pt.c (do_class_deduction): Handle parm used as its own arg.
158 2019-03-07 Jakub Jelinek <jakub@redhat.com>
161 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
162 at toplevel, but diagnose them.
164 2019-03-06 Jason Merrill <jason@redhat.com>
166 PR c++/89381 - implicit copy and using-declaration.
167 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
168 op= brought in by a using-declaration.
170 2019-03-06 Jakub Jelinek <jakub@redhat.com>
173 * init.c (build_value_init_noctor): Ignore flexible array members.
175 2019-03-06 Jason Merrill <jason@redhat.com>
177 PR c++/89576 - if constexpr of lambda capture.
178 * semantics.c (maybe_convert_cond): Do convert a non-dependent
179 condition in a template.
180 * typeck.c (condition_conversion): Handle being called in a
183 2019-03-06 Marek Polacek <polacek@redhat.com>
185 PR c++/87378 - bogus -Wredundant-move warning.
186 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
187 overload resolution would actually succeed.
189 2019-03-05 Jason Merrill <jason@redhat.com>
191 * class.c (is_really_empty_class): Add ignore_vptr parm.
192 (trivial_default_constructor_is_constexpr): Pass it.
193 * call.c (build_over_call): Pass it.
194 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
195 checking TYPE_POLYMORPHIC_P.
196 (cxx_eval_component_reference, potential_constant_expression_1):
198 * cp-gimplify.c (simple_empty_class_p): Pass it.
199 * init.c (expand_aggr_init_1): Pass it.
201 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
204 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
206 2019-03-04 Jakub Jelinek <jakub@redhat.com>
209 * call.c (field_in_pset): New function.
210 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
212 2019-03-02 Jakub Jelinek <jakub@redhat.com>
215 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
216 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
217 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
218 (cp_parser_initializer_list): Add designated parameter, set *designated
219 to a bool whether any designators were parsed.
220 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
222 * pt.c (tsubst_copy_and_build): Likewise.
223 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
224 don't call build_list_conv, nor build_complex_conv, nor attempt to
225 convert a single element initializer to scalar.
227 2019-03-01 Marek Polacek <polacek@redhat.com>
229 PR c++/89537 - missing location for error with non-static member fn.
230 * call.c (resolve_args): Use EXPR_LOCATION.
231 * typeck.c (build_class_member_access_expr): Use input_location.
233 PR c++/89532 - ICE with incomplete type in decltype.
234 * semantics.c (finish_compound_literal): Return error_mark_node
235 if digest_init_flags returns error_mark_node.
237 2019-03-01 Jakub Jelinek <jakub@redhat.com>
239 Implement P1002R1, Try-catch blocks in constexpr functions
241 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
242 Diagnose constexpr ctor or function with function-try-block with
243 pedwarn for c++17 and earlier. Formatting fix.
244 (cp_parser_try_block): Use pedwarn instead of error and only for
245 c++17 and earlier when try block appears in constexpr function.
246 * constexpr.c (build_constexpr_constructor_member_initializers):
247 Handle TRY_BLOCK here instead of erroring on it.
249 2019-02-28 Jason Merrill <jason@redhat.com>
251 PR c++/88183 - ICE with .* fold-expression.
252 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
254 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
255 * class.c, lambda.c, pt.c: Revert earlier change.
256 * lambda.c (add_capture): Don't special-case capture of dependent
259 * name-lookup.c (print_binding_level): Print this_entity.
261 2019-02-27 Marek Polacek <polacek@redhat.com>
263 PR c++/88857 - ICE with value-initialization of argument in template.
264 * call.c (convert_like_real): Don't call build_value_init in template.
266 2019-02-27 Jason Merrill <jason@redhat.com>
268 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
269 * semantics.c (process_outer_var_ref): Do capture dependent vars.
270 * class.c (finish_struct): Only add TAG_DEFN if T is in
271 current_function_decl.
272 * lambda.c (vla_capture_type): Force the capture type out into the
273 lambda's enclosing function.
274 (add_capture): Pass in the lambda.
275 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
277 2019-02-27 Marek Polacek <polacek@redhat.com>
279 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
280 * parser.c (cp_parser_using_declaration): For an unscoped enum
281 only use its context if it's not a function declaration.
283 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
286 * method.c (process_subob_fn): When maybe_instantiate_noexcept
287 returns false don't call merge_exception_specifiers.
289 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
292 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
293 for a non-constant parsed expression.
295 2019-02-26 Jakub Jelinek <jakub@redhat.com>
298 * constexpr.c (cxx_eval_store_expression): When changing active union
299 member, set no_zero_init.
301 2019-02-23 Marek Polacek <polacek@redhat.com>
303 PR c++/88294 - ICE with non-constant noexcept-specifier.
304 * pt.c (maybe_instantiate_noexcept): Set up the list of local
305 specializations. Set current_class_{ptr,ref}.
307 2019-02-22 David Malcolm <dmalcolm@redhat.com>
310 * parser.c (cp_parser_unqualified_id): Capture and use locations
313 2019-02-22 Marek Polacek <polacek@redhat.com>
315 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
316 * decl.c (build_explicit_specifier): Don't check
317 processing_template_decl. Call instantiation_dependent_expression_p
318 instead of value_dependent_expression_p. Call
319 instantiate_non_dependent_expr_sfinae before
320 build_converted_constant_expr instead of calling
321 instantiate_non_dependent_expr after it. Add
322 processing_template_decl_sentinel.
324 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
326 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
327 parameter, move loc formal parameter to the front. Adjust all
329 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
332 2019-02-21 Jason Merrill <jason@redhat.com>
334 PR c++/87685 - generic lambda 'this' capture error.
335 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
336 (maybe_generic_this_capture): Pass -1.
338 PR c++/88394 - ICE with VLA init-capture.
339 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
341 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
342 * pt.c (do_class_deduction): Don't include explicit specialization
345 PR c++/89422 - ICE with -g and lambda in default arg in template.
346 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
348 2019-02-21 Jason Merrill <jason@redhat.com>
350 PR c++/88419 - C++17 ICE with class template arg deduction.
351 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
352 CLASS_PLACEHOLDER_TEMPLATE.
354 2019-02-21 Jakub Jelinek <jakub@redhat.com>
357 * constexpr.c (struct constexpr_fundef): Add parms and result members.
358 (retrieve_constexpr_fundef): Adjust for the above change.
359 (register_constexpr_fundef): Save constexpr body with copy_fn,
360 temporarily set DECL_CONTEXT on DECL_RESULT before that.
361 (get_fundef_copy): Change FUN argument to FUNDEF with
362 constexpr_fundef * type, grab body and parms/result out of
363 constexpr_fundef struct and temporarily change it for copy_fn calls
365 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
366 adjust current_function_decl from ctx->call context. Test
367 !potential_constant_expression instead of !is_constant_expression.
368 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
369 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
370 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
371 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
373 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
374 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
375 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
376 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
377 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
378 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
379 DECL_EXPR with USING_DECL operand.
380 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
381 build_int_cst to make it a valid constant expression.
383 2019-02-20 Jason Merrill <jason@redhat.com>
385 PR c++/88690 - C++17 ICE with empty base in aggregate.
386 * typeck2.c (process_init_constructor_record): Skip trivial
387 initialization of an empty base.
389 2019-02-21 Richard Biener <rguenther@suse.de>
392 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
393 make symtab process new functions here.
395 2019-02-20 Jason Merrill <jason@redhat.com>
397 PR c++/87921 - wrong error with inline static data member.
398 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
399 for a non-template inline variable. Do nothing for an
400 already-instantiated variable.
401 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
403 * decl.c (check_initializer): Likewise.
404 (make_rtl_for_nonlocal_decl): Likewise.
405 * pt.c (instantiate_decl): Likewise.
406 * typeck2.c (store_init_value): Likewise.
408 2019-02-20 Jakub Jelinek <jakub@redhat.com>
411 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
412 for flag_syntax_only from here...
413 * semantics.c (expand_or_defer_fn_1): ... here.
416 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
417 DECL_COMMON, set DECL_INTERFACE_KNOWN.
420 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
421 union member for -std=c++17 and earlier.
423 2019-02-19 Jason Merrill <jason@redhat.com>
425 PR c++/87513 - 'sorry' mangling PMF template-id.
426 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
428 2019-02-19 Jason Merrill <jason@redhat.com>
430 PR c++/88380 - wrong-code with flexible array and NSDMI.
431 * typeck2.c (process_init_constructor_record): Skip flexarrays.
433 2019-02-20 will wray <wjwray@gmail.com>
435 PR c++/88572 - wrong handling of braces on scalar init.
436 * decl.c (reshape_init_r): Allow braces around scalar initializer
437 within aggregate init. Reject double braced-init of scalar
440 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
443 * pt.c (tsubst_init): Diagnose an initializer expanding to an
444 empty list of expressions; tweak wrt dependent types.
445 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
446 instead of tsubst_expr.
448 2019-02-19 Jason Merrill <jason@redhat.com>
450 PR c++/88368 - wrong 'use of deleted function'
451 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
452 (get_defaulted_eh_spec): Call push_tinst_level.
453 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
454 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
456 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
459 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
460 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
462 2019-02-19 Jakub Jelinek <jakub@redhat.com>
465 * lambda.c (maybe_generic_this_capture): Don't check
466 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
469 * typeck.c (build_reinterpret_cast_1): Don't handle void to
470 && conversion go through build_target_expr_with_type.
473 * error.c (qualified_name_lookup_error): Only call
474 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
476 2019-02-19 Tom Honermann <tom@honermann.net>
478 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
480 2019-02-18 Jason Merrill <jason@redhat.com>
482 PR c++/89336 - multiple stores in constexpr stmt.
483 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
486 * pt.c (check_explicit_specialization): If the declarator is a
487 template-id, only check whether the arguments are dependent.
489 Improve duplicate [[likely]] diagnostic.
490 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
491 to process_stmt_hotness_attribute.
492 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
493 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
495 2019-02-17 Marek Polacek <polacek@redhat.com>
497 PR c++/89217 - ICE with list-initialization in range-based for loop.
498 * constexpr.c (unshare_constructor): No longer static.
499 * cp-tree.h (unshare_constructor): Declare.
500 * semantics.c (finish_compound_literal): When dealing with a
501 non-dependent expression in a template, return the original
502 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
504 2019-02-13 Marek Polacek <polacek@redhat.com>
506 PR c++/89297 - ICE with OVERLOAD in template.
507 * semantics.c (finish_compound_literal): Call
508 instantiate_non_dependent_expr_sfinae.
510 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
513 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
514 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
515 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
516 (shared_member_p): Likewise.
517 (lookup_member): Likewise.
518 * decl.c (grok_special_member_properties): Skip USING_DECLs.
519 * semantics.c (finish_omp_declare_simd_methods): Likewise.
520 (finish_qualified_id_expr): Do not call shared_member_p with
524 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
525 Move cp_evaluated resetting before signature tsubsting.
526 (gen_elem_of_pack_expansion_instantiation): Separate local
527 specializations per index.
529 2019-02-13 David Malcolm <dmalcolm@redhat.com>
532 * class.c (add_method): Drop destructor assertion.
534 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
537 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
538 context (the first argument).
539 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
542 2019-02-12 Jason Merrill <jason@redhat.com>
544 PR c++/89144 - link error with constexpr initializer_list.
545 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
546 array for an empty list.
547 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
550 2019-02-11 Jason Merrill <jason@redhat.com>
552 PR c++/89241 - ICE with __func__ in lambda in template.
553 * pt.c (enclosing_instantiation_of): Also check
554 instantiated_lambda_fn_p for the template context.
556 2019-02-11 Marek Polacek <polacek@redhat.com>
558 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
559 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
560 null member pointer value.
562 2019-02-11 Jakub Jelinek <jakub@redhat.com>
565 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
566 to maybe_constant_value calls.
568 2019-02-11 Marek Polacek <polacek@redhat.com>
570 * typeck2.c (digest_init_r): Remove commented code.
572 2019-02-11 Martin Sebor <msebor@redhat.com>
575 * decl.c (compute_array_index_type_loc): Preserve signed sizes
576 for diagnostics. Call valid_array_size_p instead of error.
577 * init.c (build_new_1): Compute size for diagnostic. Call
578 invalid_array_size_error
579 (build_new): Call valid_array_size_p instead of error.
581 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
584 * call.c (compare_ics): Deal with ck_aggr in either cs.
586 2019-02-06 David Malcolm <dmalcolm@redhat.com>
589 * call.c (get_location_for_expr_unwinding_for_system_header): New
591 (conversion_null_warnings): Use it when getting locations for
592 EXPR, effectively adding a call to
593 get_location_for_expr_unwinding_for_system_header for
594 -Wconversion-null and making use of EXPR_LOCATION for
595 -Wzero-as-null-pointer-constant.
597 2019-02-05 Jakub Jelinek <jakub@redhat.com>
600 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
601 PARM_DECLs of the thunk.
602 * lambda.c (maybe_add_lambda_conv_op): Likewise.
604 2019-02-05 Marek Polacek <polacek@redhat.com>
606 PR c++/89158 - by-value capture of constexpr variable broken.
607 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
608 instead of mark_rvalue_use.
610 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
613 * pt.c (instantiates_primary_template_p): New.
614 (type_dependent_expression_p): Use it.
616 2019-02-01 Jason Merrill <jason@redhat.com>
618 PR c++/88761 - ICE with reference capture of constant.
619 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
622 2019-02-01 Marek Polacek <polacek@redhat.com>
624 PR c++/88325 - ICE with invalid out-of-line template member definition.
625 * parser.c (cp_parser_class_name): Don't call make_typename_type
628 2019-02-01 Jakub Jelinek <jakub@redhat.com>
631 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
632 if require_open failed.
634 2019-01-31 Marek Polacek <polacek@redhat.com>
636 PR c++/89083, c++/80864 - ICE with list initialization in template.
637 * constexpr.c (adjust_temp_type): Use copy_node and change the type
638 instead of using build_constructor.
639 * decl.c (reshape_init_r): Don't reshape a digested initializer.
640 Return the initializer for COMPOUND_LITERAL_P.
642 PR c++/88983 - ICE with switch in constexpr function.
643 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
644 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
645 label in the else branch if we found it in the then branch.
647 2019-01-30 Jason Merrill <jason@redhat.com>
649 PR c++/88752 - ICE with lambda and constexpr if.
650 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
651 * pt.c (tsubst_lambda_expr): Set it.
652 (instantiated_lambda_fn_p): Check it.
653 (enclosing_instantiation_of): Use it.
655 2019-01-31 Jakub Jelinek <jakub@redhat.com>
658 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
659 a C cast in pp_c_flag_gnu_v3 mode.
661 2019-01-30 Jakub Jelinek <jakub@redhat.com>
664 * lambda.c (is_capture_proxy): Don't return true for
665 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
667 2019-01-30 Marek Polacek <polacek@redhat.com>
669 PR c++/89119 - ICE with value-initialization in template.
670 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
672 2019-01-29 Jason Merrill <jason@redhat.com>
674 PR c++/86943 - wrong code converting lambda to function pointer.
675 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
676 call. Only forward parms for decltype.
677 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
679 * typeck.c (check_return_expr): Don't mess with a thunk call.
681 2019-01-28 Jason Merrill <jason@redhat.com>
683 PR c++/89089 - ICE with [[no_unique_address]].
684 PR c++/88865 - wrong layout with [[no_unique_address]].
685 * class.c (check_field_decls): A potentially-overlapping field makes
686 the class non-layout-POD, but not non-empty.
687 (end_of_class): Always consider empty data members.
688 (layout_class_type): Set DECL_SIZE for empty fields.
690 2019-01-28 Marek Polacek <polacek@redhat.com>
692 PR c++/88358 - name wrongly treated as type.
693 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
694 in parameter-list is a type if the function's declarator-id is not
697 2019-01-27 Marek Polacek <polacek@redhat.com>
699 PR c++/88815 - narrowing conversion lost in decltype.
700 PR c++/78244 - narrowing conversion in template not detected.
701 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
702 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
703 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
704 * semantics.c (finish_compound_literal): When the compound literal
705 isn't instantiation-dependent and the type isn't type-dependent,
706 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
708 PR c++/89024 - ICE with incomplete enum type.
709 * call.c (standard_conversion): When converting an
710 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
712 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
715 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
716 * decl2.c (coerce_delete_type): Use build_pointer_type instead
719 2019-01-24 Jason Merrill <jason@redhat.com>
721 PR c++/89001 - mangling of reference temporaries
722 * cp-tree.h (struct saved_scope): Add ref_temp_count.
723 (current_ref_temp_count): New macro.
724 * mangle.c (mangle_ref_init_variable): Use it.
725 * typeck2.c (store_init_value): Clear it.
726 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
729 2019-01-24 Jakub Jelinek <jakub@redhat.com>
732 * semantics.c (finish_omp_cancel): Diagnose more than one if
733 on #pragma omp cancel with different modifiers. Use
734 maybe_convert_cond when not in template or build_x_binary_op
737 2019-01-23 Marek Polacek <polacek@redhat.com>
739 PR c++/88757 - qualified name treated wrongly as type.
740 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
741 in parameter-list as types if name lookup for declarator-id didn't
742 find one or more function templates.
744 2019-01-23 Jakub Jelinek <jakub@redhat.com>
747 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
748 after genericizing cond and incr expressions.
751 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
752 before the begin_bc_block call.
754 2019-01-21 Jason Merrill <jason@redhat.com>
756 PR c++/87893 - constexpr ctor ICE on ARM.
757 PR c++/88293 - ICE with comma expression.
758 * constexpr.c (initialized_type): Don't shortcut non-void type.
759 Handle COMPOUND_EXPR.
760 (cxx_eval_outermost_constant_expr): Return early for void type.
762 2019-01-21 Jakub Jelinek <jakub@redhat.com>
765 * optimize.c (cxx_copy_decl): New function.
766 (clone_body): Use it instead of copy_decl_no_change.
769 * typeck.c (cp_build_binary_op): Don't instrument
770 SANITIZE_POINTER_COMPARE if processing_template_decl.
771 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
773 2019-01-18 Jason Merrill <jason@redhat.com>
775 PR c++/88875 - error with explicit list constructor.
776 * call.c (reference_binding): Don't modify EXPR. Set
777 need_temporary_p on the ck_user conversion for a temporary.
778 (convert_like_real): Check it.
780 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
784 * call.c (convert_for_arg_passing): Upate the
785 warn_for_address_or_pointer_of_packed_member call.
786 * typeck.c (convert_for_assignment): Likewise.
788 2019-01-17 Jason Merrill <jason@redhat.com>
790 PR c++/86205 - ICE with ?: of throw and template-id.
791 * pt.c (resolve_nondeduced_context_or_error): Split out from...
792 * typeck.c (decay_conversion): ...here.
793 * call.c (build_conditional_expr_1): Use it.
795 PR c++/86740, ICE with constexpr if and nested generic lambdas.
796 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
798 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
800 * decl.c (grokdeclarator): Use typespec_loc in error messages
801 about 'auto' and trailing return type.
803 2019-01-17 David Malcolm <dmalcolm@redhat.com>
806 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
809 2019-01-17 Nathan Sidwell <nathan@acm.org>
812 * semantics.c (process_outer_var_ref): Only skip dependent types
815 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
818 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
819 * name-lookup.c (do_push_to_top_level): Save and reset it.
820 (do_pop_from_top_level): Restore it.
823 * pt.c (make_template_placeholder): Use auto_identifier.
824 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
825 * error.c (dump_type): Handle template placeholders.
826 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
829 * cvt.c (convert_to_void): Handle all cdtor calls as if
832 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
834 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
835 error messages about ill-formed uses of mutable.
837 2019-01-16 Marek Polacek <polacek@redhat.com>
839 PR c++/78244 - narrowing conversion in template not detected.
840 * call.c (perform_implicit_conversion_flags): Set
841 IMPLICIT_CONV_EXPR_BRACED_INIT.
842 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
843 * pt.c (tsubst_copy_and_build): Use it.
845 2019-01-15 David Malcolm <dmalcolm@redhat.com>
848 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
851 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
853 * decl.c (start_decl): Improve error location.
854 * decl2.c (grokfield): Likewise.
856 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
858 * decl.c (grokdeclarator): Move further up the location_t loc
859 declaration and use the location when building a TYPE_DECL for
861 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
862 about an ill-formed bit-field as typedef.
864 2019-01-14 Marek Polacek <polacek@redhat.com>
866 PR c++/88830 - ICE with abstract class.
867 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
870 PR c++/88825 - ICE with bogus function return type deduction.
871 * typeck.c (can_do_nrvo_p): Check error_mark_node.
873 2019-01-14 Tom Honermann <tom@honermann.net>
875 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
876 * cvt.c (type_promotes_to): Handle char8_t promotion.
877 * decl.c (grokdeclarator): Handle invalid type specifier
878 combinations involving char8_t.
879 * lex.c (init_reswords): Add char8_t as a reserved word.
880 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
881 * parser.c (cp_keyword_starts_decl_specifier_p)
882 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
884 (cp_parser_string_literal): Use char8_array_type_node for the type
886 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
888 * rtti.c (emit_support_tinfos): type_info support for char8_t.
889 * tree.c (char_type_p): Recognize char8_t as a character type.
890 * typeck.c (string_conv_p): Handle conversions of u8 string
891 literals of char8_t type.
892 (check_literal_operator_args): Handle UDLs with u8 string literals
894 * typeck2.c (ordinary_char_type_p): New.
895 (digest_init_r): Disallow initializing a char array with a u8 string
898 2019-01-14 Martin Liska <mliska@suse.cz>
900 PR gcov-profile/88263
901 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
902 as location of the TLS wrapper.
904 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
906 * decl.c (cp_finish_decl): Improve error location.
907 * decl2.c (grokfield): Likewise, improve two locations.
909 2019-01-11 Marek Polacek <polacek@redhat.com>
911 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
912 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
915 2019-01-11 Jason Merrill <jason@redhat.com>
917 PR c++/88312 - pack expansion of decltype.
918 * pt.c (instantiation_dependent_r): A template non-type parameter
919 pack is instantiation-dependent.
921 2019-01-11 Jason Merrill <jason@redhat.com>
923 PR c++/88613 - ICE with use of const var in lambda.
924 * expr.c (mark_use): Fix location wrapper handling.
925 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
927 2019-01-11 Tobias Burnus <burnus@net-b.de>
930 * decl2.c (maybe_emit_vtables): If needed, generate code for
931 the destructor of an abstract class.
932 (mark_used): Update comment for older function-name change.
934 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
936 * decl.c (start_decl): Improve error location.
937 (grokdeclarator): Likewise, improve two locations.
939 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
943 * cp-tree.h: Mechanically replace "can not" with "cannot".
944 * parser.c: Likewise.
947 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
949 * decl.c (grok_reference_init): Improve error location.
950 (grokdeclarator): Likewise, improve two locations.
952 2019-01-08 Marek Polacek <polacek@redhat.com>
954 PR c++/88538 - braced-init-list in template-argument-list.
955 * parser.c (cp_parser_template_argument): Handle braced-init-list when
958 PR c++/88548 - this accepted in static member functions.
959 * parser.c (cp_debug_parser): Adjust printing of
960 local_variables_forbidden_p.
961 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
962 (cp_parser_primary_expression): When checking
963 local_variables_forbidden_p, use THIS_FORBIDDEN or
964 LOCAL_VARS_FORBIDDEN.
965 (cp_parser_lambda_body): Update the type of
966 local_variables_forbidden_p. Set it to 0 rather than false.
967 (cp_parser_condition): Adjust call to cp_parser_declarator.
968 (cp_parser_explicit_instantiation): Likewise.
969 (cp_parser_init_declarator): Likewise.
970 (cp_parser_declarator): New parameter. Use it.
971 (cp_parser_direct_declarator): New parameter. Use it to set
972 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
973 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
974 (cp_parser_parameter_declaration): Likewise.
975 (cp_parser_default_argument): Update the type of
976 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
978 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
979 'static' or 'friend'.
980 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
981 (cp_parser_late_parsing_default_args): Update the type of
982 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
984 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
985 (cp_parser_objc_class_ivars): Likewise.
986 (cp_parser_objc_struct_declaration): Likewise.
987 (cp_parser_omp_for_loop_init): Likewise.
988 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
990 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
993 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
995 * decl.c (start_decl): Improve permerror location.
997 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
998 Jakub Jelinek <jakub@redhat.com>
1001 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1002 fixit hint if current_class_ref is NULL. Use a single if instead of
1005 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1007 * decl.c (start_decl): Improve two error_at locations.
1008 (expand_static_init): Likewise.
1010 2019-01-07 Marek Polacek <polacek@redhat.com>
1012 PR c++/88741 - wrong error with initializer-string.
1013 * decl.c (cp_complete_array_type): Strip any location wrappers.
1015 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1021 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1022 * typeck2.c (digest_init_r): Raise an error for non-static
1023 initialization of a flexible array member.
1024 (process_init_constructor, massage_init_elt,
1025 process_init_constructor_array, process_init_constructor_record,
1026 process_init_constructor_union, process_init_constructor): Add the
1027 flags parameter and pass it thru.
1028 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1029 digest_init_flags for static decls.
1031 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1034 * cp-tree.h (cp_build_vec_convert): Declare.
1035 * parser.c (cp_parser_postfix_expression): Parse
1036 __builtin_convertvector.
1037 * constexpr.c: Include fold-const-call.h.
1038 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1039 (potential_constant_expression_1): Likewise.
1040 * semantics.c (cp_build_vec_convert): New function.
1041 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1044 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1047 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1048 or pushdecl rather than decl.
1050 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1052 * tree.c (handle_nodiscard_attribute): Improve warning location.
1054 2019-01-02 Marek Polacek <polacek@redhat.com>
1056 PR c++/88612 - ICE with -Waddress-of-packed-member.
1057 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1058 * typeck.c (convert_for_assignment): Likewise.
1060 PR c++/88631 - CTAD failing for value-initialization.
1061 * typeck2.c (build_functional_cast): Try deducing the template
1062 arguments even if there are no arguments to deduce from.
1064 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1066 Update copyright years.
1068 Copyright (C) 2019 Free Software Foundation, Inc.
1070 Copying and distribution of this file, with or without modification,
1071 are permitted in any medium without royalty provided the copyright
1072 notice and this notice are preserved.