1 2019-03-18 Jason Merrill <jason@redhat.com>
3 PR c++/89682 - wrong access error in default argument.
4 * pt.c (tsubst_default_argument): Don't defer access checks.
6 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
9 * semantics.c (finish_non_static_data_member): Check return value
10 of context_for_name_lookup and immediately return error_mark_node
13 2019-03-17 Jason Merrill <jason@redhat.com>
15 PR c++/89571 - ICE with ill-formed noexcept on constructor.
16 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
17 (regenerate_decl_from_template): Use it for noexcept-specs.
19 2019-03-14 Jason Merrill <jason@redhat.com>
21 * parser.c (cp_parser_decl_specifier_seq): Support C++20
22 concept-definition syntax without 'bool'.
24 2019-03-14 Jakub Jelinek <jakub@redhat.com>
27 * semantics.c (finish_qualified_id_expr): Reject variable templates.
30 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
31 hash_set<tree> to vec<tree>.
32 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
34 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
35 removal of SAVE_EXPRs from values.
36 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
37 method on save_exprs instead of add.
39 2019-03-13 Jason Merrill <jason@redhat.com>
41 PR c++/86521 - C++17 copy elision in initialization by constructor.
42 * call.c (joust_maybe_elide_copy): New.
45 2019-03-13 Marek Polacek <polacek@redhat.com>
47 PR c++/88979 - further P0634 fix for constructors.
48 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
49 cp_parser_constructor_declarator_p.
50 (cp_parser_direct_declarator): Allow missing typename for constructor
52 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
53 cp_parser_type_specifier.
55 PR c++/89686 - mixing init-capture and simple-capture in lambda.
56 * parser.c (cp_parser_lambda_introducer): Give error when combining
57 init-capture and simple-capture.
59 PR c++/89660 - bogus error with -Wredundant-move.
60 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
61 as the std::move's argument. Don't call convert_for_initialization
62 when warn_redundant_move isn't on.
64 2019-03-11 Jason Merrill <jason@redhat.com>
66 PR c++/86521 - wrong overload resolution with ref-qualifiers.
67 * call.c (build_user_type_conversion_1): Don't use a conversion to a
68 reference of the wrong rvalueness for direct binding.
70 2019-03-11 Martin Liska <mliska@suse.cz>
72 * cvt.c (build_expr_type_conversion): Wrap apostrophes
73 in gcc internal format with %'.
74 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
75 (grokfndecl): Likewise.
76 * name-lookup.c (do_pushtag): Likewise.
77 * pt.c (unify_parameter_deduction_failure): Likewise.
78 (unify_template_deduction_failure): Likewise.
80 2019-03-11 Martin Liska <mliska@suse.cz>
82 * call.c (convert_arg_to_ellipsis): Wrap an option name
83 in a string format message and fix GNU coding style.
84 (build_over_call): Likewise.
85 * class.c (check_field_decl): Likewise.
86 (layout_nonempty_base_or_field): Likewise.
87 * constexpr.c (cxx_eval_loop_expr): Likewise.
88 * cvt.c (type_promotes_to): Likewise.
89 * decl.c (cxx_init_decl_processing): Likewise.
90 (mark_inline_variable): Likewise.
91 (grokdeclarator): Likewise.
92 * decl2.c (record_mangling): Likewise.
93 * error.c (maybe_warn_cpp0x): Likewise.
94 * except.c (doing_eh): Likewise.
95 * mangle.c (maybe_check_abi_tags): Likewise.
96 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
97 (cp_parser_userdef_numeric_literal): Likewise.
98 (cp_parser_primary_expression): Likewise.
99 (cp_parser_unqualified_id): Likewise.
100 (cp_parser_pseudo_destructor_name): Likewise.
101 (cp_parser_builtin_offsetof): Likewise.
102 (cp_parser_lambda_expression): Likewise.
103 (cp_parser_lambda_introducer): Likewise.
104 (cp_parser_lambda_declarator_opt): Likewise.
105 (cp_parser_selection_statement): Likewise.
106 (cp_parser_init_statement): Likewise.
107 (cp_parser_decomposition_declaration): Likewise.
108 (cp_parser_function_specifier_opt): Likewise.
109 (cp_parser_static_assert): Likewise.
110 (cp_parser_simple_type_specifier): Likewise.
111 (cp_parser_namespace_definition): Likewise.
112 (cp_parser_using_declaration): Likewise.
113 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
114 (cp_parser_initializer_list): Likewise.
115 (cp_parser_type_parameter_key): Likewise.
116 (cp_parser_member_declaration): Likewise.
117 (cp_parser_try_block): Likewise.
118 (cp_parser_std_attribute_spec): Likewise.
119 (cp_parser_requires_clause_opt): Likewise.
120 * pt.c (check_template_variable): Likewise.
121 (check_default_tmpl_args): Likewise.
122 (push_tinst_level_loc): Likewise.
123 (instantiate_pending_templates): Likewise.
124 (invalid_nontype_parm_type_p): Likewise.
125 * repo.c (get_base_filename): Likewise.
126 * rtti.c (typeid_ok_p): Likewise.
127 (build_dynamic_cast_1): Likewise.
128 * tree.c (maybe_warn_parm_abi): Likewise.
130 2019-03-08 Jakub Jelinek <jakub@redhat.com>
133 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
134 one space before " at the end of line and another after " on another
135 line in a string literal.
137 PR tree-optimization/89550
138 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
139 warning_at returned true.
140 * decl2.c (c_parse_final_cleanups): Likewise.
141 * typeck.c (convert_for_assignment): Likewise.
142 * decl.c (finish_function): Likewise.
145 * parser.c (cp_parser_asm_definition): Just warn instead of error
146 on volatile qualifier outside of function body.
149 * constexpr.c (potential_constant_expression_1): Reject
150 REINTERPRET_CAST_P NOP_EXPRs.
153 * call.c (joust): Call print_z_candidate only if pedwarn returned
156 2019-03-07 Jason Merrill <jason@redhat.com>
158 PR c++/88123 - lambda and using-directive.
159 * name-lookup.c (op_unqualified_lookup)
160 (maybe_save_operator_binding, discard_operator_bindings)
161 (push_operator_bindings): New.
162 * typeck.c (build_x_binary_op, build_x_unary_op): Call
163 maybe_save_operator_binding.
164 * decl.c (start_preparsed_function): Call push_operator_bindings.
165 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
167 PR c++/88820 - ICE with CTAD and member template used in DMI.
168 * pt.c (do_class_deduction): Handle parm used as its own arg.
170 2019-03-07 Jakub Jelinek <jakub@redhat.com>
173 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
174 at toplevel, but diagnose them.
176 2019-03-06 Jason Merrill <jason@redhat.com>
178 PR c++/89381 - implicit copy and using-declaration.
179 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
180 op= brought in by a using-declaration.
182 2019-03-06 Jakub Jelinek <jakub@redhat.com>
185 * init.c (build_value_init_noctor): Ignore flexible array members.
187 2019-03-06 Jason Merrill <jason@redhat.com>
189 PR c++/89576 - if constexpr of lambda capture.
190 * semantics.c (maybe_convert_cond): Do convert a non-dependent
191 condition in a template.
192 * typeck.c (condition_conversion): Handle being called in a
195 2019-03-06 Marek Polacek <polacek@redhat.com>
197 PR c++/87378 - bogus -Wredundant-move warning.
198 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
199 overload resolution would actually succeed.
201 2019-03-05 Jason Merrill <jason@redhat.com>
203 * class.c (is_really_empty_class): Add ignore_vptr parm.
204 (trivial_default_constructor_is_constexpr): Pass it.
205 * call.c (build_over_call): Pass it.
206 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
207 checking TYPE_POLYMORPHIC_P.
208 (cxx_eval_component_reference, potential_constant_expression_1):
210 * cp-gimplify.c (simple_empty_class_p): Pass it.
211 * init.c (expand_aggr_init_1): Pass it.
213 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
216 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
218 2019-03-04 Jakub Jelinek <jakub@redhat.com>
221 * call.c (field_in_pset): New function.
222 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
224 2019-03-02 Jakub Jelinek <jakub@redhat.com>
227 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
228 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
229 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
230 (cp_parser_initializer_list): Add designated parameter, set *designated
231 to a bool whether any designators were parsed.
232 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
234 * pt.c (tsubst_copy_and_build): Likewise.
235 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
236 don't call build_list_conv, nor build_complex_conv, nor attempt to
237 convert a single element initializer to scalar.
239 2019-03-01 Marek Polacek <polacek@redhat.com>
241 PR c++/89537 - missing location for error with non-static member fn.
242 * call.c (resolve_args): Use EXPR_LOCATION.
243 * typeck.c (build_class_member_access_expr): Use input_location.
245 PR c++/89532 - ICE with incomplete type in decltype.
246 * semantics.c (finish_compound_literal): Return error_mark_node
247 if digest_init_flags returns error_mark_node.
249 2019-03-01 Jakub Jelinek <jakub@redhat.com>
251 Implement P1002R1, Try-catch blocks in constexpr functions
253 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
254 Diagnose constexpr ctor or function with function-try-block with
255 pedwarn for c++17 and earlier. Formatting fix.
256 (cp_parser_try_block): Use pedwarn instead of error and only for
257 c++17 and earlier when try block appears in constexpr function.
258 * constexpr.c (build_constexpr_constructor_member_initializers):
259 Handle TRY_BLOCK here instead of erroring on it.
261 2019-02-28 Jason Merrill <jason@redhat.com>
263 PR c++/88183 - ICE with .* fold-expression.
264 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
266 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
267 * class.c, lambda.c, pt.c: Revert earlier change.
268 * lambda.c (add_capture): Don't special-case capture of dependent
271 * name-lookup.c (print_binding_level): Print this_entity.
273 2019-02-27 Marek Polacek <polacek@redhat.com>
275 PR c++/88857 - ICE with value-initialization of argument in template.
276 * call.c (convert_like_real): Don't call build_value_init in template.
278 2019-02-27 Jason Merrill <jason@redhat.com>
280 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
281 * semantics.c (process_outer_var_ref): Do capture dependent vars.
282 * class.c (finish_struct): Only add TAG_DEFN if T is in
283 current_function_decl.
284 * lambda.c (vla_capture_type): Force the capture type out into the
285 lambda's enclosing function.
286 (add_capture): Pass in the lambda.
287 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
289 2019-02-27 Marek Polacek <polacek@redhat.com>
291 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
292 * parser.c (cp_parser_using_declaration): For an unscoped enum
293 only use its context if it's not a function declaration.
295 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
298 * method.c (process_subob_fn): When maybe_instantiate_noexcept
299 returns false don't call merge_exception_specifiers.
301 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
304 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
305 for a non-constant parsed expression.
307 2019-02-26 Jakub Jelinek <jakub@redhat.com>
310 * constexpr.c (cxx_eval_store_expression): When changing active union
311 member, set no_zero_init.
313 2019-02-23 Marek Polacek <polacek@redhat.com>
315 PR c++/88294 - ICE with non-constant noexcept-specifier.
316 * pt.c (maybe_instantiate_noexcept): Set up the list of local
317 specializations. Set current_class_{ptr,ref}.
319 2019-02-22 David Malcolm <dmalcolm@redhat.com>
322 * parser.c (cp_parser_unqualified_id): Capture and use locations
325 2019-02-22 Marek Polacek <polacek@redhat.com>
327 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
328 * decl.c (build_explicit_specifier): Don't check
329 processing_template_decl. Call instantiation_dependent_expression_p
330 instead of value_dependent_expression_p. Call
331 instantiate_non_dependent_expr_sfinae before
332 build_converted_constant_expr instead of calling
333 instantiate_non_dependent_expr after it. Add
334 processing_template_decl_sentinel.
336 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
338 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
339 parameter, move loc formal parameter to the front. Adjust all
341 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
344 2019-02-21 Jason Merrill <jason@redhat.com>
346 PR c++/87685 - generic lambda 'this' capture error.
347 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
348 (maybe_generic_this_capture): Pass -1.
350 PR c++/88394 - ICE with VLA init-capture.
351 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
353 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
354 * pt.c (do_class_deduction): Don't include explicit specialization
357 PR c++/89422 - ICE with -g and lambda in default arg in template.
358 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
360 2019-02-21 Jason Merrill <jason@redhat.com>
362 PR c++/88419 - C++17 ICE with class template arg deduction.
363 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
364 CLASS_PLACEHOLDER_TEMPLATE.
366 2019-02-21 Jakub Jelinek <jakub@redhat.com>
369 * constexpr.c (struct constexpr_fundef): Add parms and result members.
370 (retrieve_constexpr_fundef): Adjust for the above change.
371 (register_constexpr_fundef): Save constexpr body with copy_fn,
372 temporarily set DECL_CONTEXT on DECL_RESULT before that.
373 (get_fundef_copy): Change FUN argument to FUNDEF with
374 constexpr_fundef * type, grab body and parms/result out of
375 constexpr_fundef struct and temporarily change it for copy_fn calls
377 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
378 adjust current_function_decl from ctx->call context. Test
379 !potential_constant_expression instead of !is_constant_expression.
380 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
381 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
382 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
383 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
385 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
386 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
387 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
388 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
389 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
390 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
391 DECL_EXPR with USING_DECL operand.
392 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
393 build_int_cst to make it a valid constant expression.
395 2019-02-20 Jason Merrill <jason@redhat.com>
397 PR c++/88690 - C++17 ICE with empty base in aggregate.
398 * typeck2.c (process_init_constructor_record): Skip trivial
399 initialization of an empty base.
401 2019-02-21 Richard Biener <rguenther@suse.de>
404 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
405 make symtab process new functions here.
407 2019-02-20 Jason Merrill <jason@redhat.com>
409 PR c++/87921 - wrong error with inline static data member.
410 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
411 for a non-template inline variable. Do nothing for an
412 already-instantiated variable.
413 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
415 * decl.c (check_initializer): Likewise.
416 (make_rtl_for_nonlocal_decl): Likewise.
417 * pt.c (instantiate_decl): Likewise.
418 * typeck2.c (store_init_value): Likewise.
420 2019-02-20 Jakub Jelinek <jakub@redhat.com>
423 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
424 for flag_syntax_only from here...
425 * semantics.c (expand_or_defer_fn_1): ... here.
428 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
429 DECL_COMMON, set DECL_INTERFACE_KNOWN.
432 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
433 union member for -std=c++17 and earlier.
435 2019-02-19 Jason Merrill <jason@redhat.com>
437 PR c++/87513 - 'sorry' mangling PMF template-id.
438 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
440 2019-02-19 Jason Merrill <jason@redhat.com>
442 PR c++/88380 - wrong-code with flexible array and NSDMI.
443 * typeck2.c (process_init_constructor_record): Skip flexarrays.
445 2019-02-20 will wray <wjwray@gmail.com>
447 PR c++/88572 - wrong handling of braces on scalar init.
448 * decl.c (reshape_init_r): Allow braces around scalar initializer
449 within aggregate init. Reject double braced-init of scalar
452 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
455 * pt.c (tsubst_init): Diagnose an initializer expanding to an
456 empty list of expressions; tweak wrt dependent types.
457 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
458 instead of tsubst_expr.
460 2019-02-19 Jason Merrill <jason@redhat.com>
462 PR c++/88368 - wrong 'use of deleted function'
463 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
464 (get_defaulted_eh_spec): Call push_tinst_level.
465 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
466 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
468 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
471 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
472 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
474 2019-02-19 Jakub Jelinek <jakub@redhat.com>
477 * lambda.c (maybe_generic_this_capture): Don't check
478 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
481 * typeck.c (build_reinterpret_cast_1): Don't handle void to
482 && conversion go through build_target_expr_with_type.
485 * error.c (qualified_name_lookup_error): Only call
486 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
488 2019-02-19 Tom Honermann <tom@honermann.net>
490 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
492 2019-02-18 Jason Merrill <jason@redhat.com>
494 PR c++/89336 - multiple stores in constexpr stmt.
495 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
498 * pt.c (check_explicit_specialization): If the declarator is a
499 template-id, only check whether the arguments are dependent.
501 Improve duplicate [[likely]] diagnostic.
502 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
503 to process_stmt_hotness_attribute.
504 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
505 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
507 2019-02-17 Marek Polacek <polacek@redhat.com>
509 PR c++/89217 - ICE with list-initialization in range-based for loop.
510 * constexpr.c (unshare_constructor): No longer static.
511 * cp-tree.h (unshare_constructor): Declare.
512 * semantics.c (finish_compound_literal): When dealing with a
513 non-dependent expression in a template, return the original
514 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
516 2019-02-13 Marek Polacek <polacek@redhat.com>
518 PR c++/89297 - ICE with OVERLOAD in template.
519 * semantics.c (finish_compound_literal): Call
520 instantiate_non_dependent_expr_sfinae.
522 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
525 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
526 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
527 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
528 (shared_member_p): Likewise.
529 (lookup_member): Likewise.
530 * decl.c (grok_special_member_properties): Skip USING_DECLs.
531 * semantics.c (finish_omp_declare_simd_methods): Likewise.
532 (finish_qualified_id_expr): Do not call shared_member_p with
536 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
537 Move cp_evaluated resetting before signature tsubsting.
538 (gen_elem_of_pack_expansion_instantiation): Separate local
539 specializations per index.
541 2019-02-13 David Malcolm <dmalcolm@redhat.com>
544 * class.c (add_method): Drop destructor assertion.
546 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
549 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
550 context (the first argument).
551 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
554 2019-02-12 Jason Merrill <jason@redhat.com>
556 PR c++/89144 - link error with constexpr initializer_list.
557 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
558 array for an empty list.
559 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
562 2019-02-11 Jason Merrill <jason@redhat.com>
564 PR c++/89241 - ICE with __func__ in lambda in template.
565 * pt.c (enclosing_instantiation_of): Also check
566 instantiated_lambda_fn_p for the template context.
568 2019-02-11 Marek Polacek <polacek@redhat.com>
570 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
571 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
572 null member pointer value.
574 2019-02-11 Jakub Jelinek <jakub@redhat.com>
577 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
578 to maybe_constant_value calls.
580 2019-02-11 Marek Polacek <polacek@redhat.com>
582 * typeck2.c (digest_init_r): Remove commented code.
584 2019-02-11 Martin Sebor <msebor@redhat.com>
587 * decl.c (compute_array_index_type_loc): Preserve signed sizes
588 for diagnostics. Call valid_array_size_p instead of error.
589 * init.c (build_new_1): Compute size for diagnostic. Call
590 invalid_array_size_error
591 (build_new): Call valid_array_size_p instead of error.
593 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
596 * call.c (compare_ics): Deal with ck_aggr in either cs.
598 2019-02-06 David Malcolm <dmalcolm@redhat.com>
601 * call.c (get_location_for_expr_unwinding_for_system_header): New
603 (conversion_null_warnings): Use it when getting locations for
604 EXPR, effectively adding a call to
605 get_location_for_expr_unwinding_for_system_header for
606 -Wconversion-null and making use of EXPR_LOCATION for
607 -Wzero-as-null-pointer-constant.
609 2019-02-05 Jakub Jelinek <jakub@redhat.com>
612 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
613 PARM_DECLs of the thunk.
614 * lambda.c (maybe_add_lambda_conv_op): Likewise.
616 2019-02-05 Marek Polacek <polacek@redhat.com>
618 PR c++/89158 - by-value capture of constexpr variable broken.
619 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
620 instead of mark_rvalue_use.
622 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
625 * pt.c (instantiates_primary_template_p): New.
626 (type_dependent_expression_p): Use it.
628 2019-02-01 Jason Merrill <jason@redhat.com>
630 PR c++/88761 - ICE with reference capture of constant.
631 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
634 2019-02-01 Marek Polacek <polacek@redhat.com>
636 PR c++/88325 - ICE with invalid out-of-line template member definition.
637 * parser.c (cp_parser_class_name): Don't call make_typename_type
640 2019-02-01 Jakub Jelinek <jakub@redhat.com>
643 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
644 if require_open failed.
646 2019-01-31 Marek Polacek <polacek@redhat.com>
648 PR c++/89083, c++/80864 - ICE with list initialization in template.
649 * constexpr.c (adjust_temp_type): Use copy_node and change the type
650 instead of using build_constructor.
651 * decl.c (reshape_init_r): Don't reshape a digested initializer.
652 Return the initializer for COMPOUND_LITERAL_P.
654 PR c++/88983 - ICE with switch in constexpr function.
655 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
656 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
657 label in the else branch if we found it in the then branch.
659 2019-01-30 Jason Merrill <jason@redhat.com>
661 PR c++/88752 - ICE with lambda and constexpr if.
662 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
663 * pt.c (tsubst_lambda_expr): Set it.
664 (instantiated_lambda_fn_p): Check it.
665 (enclosing_instantiation_of): Use it.
667 2019-01-31 Jakub Jelinek <jakub@redhat.com>
670 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
671 a C cast in pp_c_flag_gnu_v3 mode.
673 2019-01-30 Jakub Jelinek <jakub@redhat.com>
676 * lambda.c (is_capture_proxy): Don't return true for
677 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
679 2019-01-30 Marek Polacek <polacek@redhat.com>
681 PR c++/89119 - ICE with value-initialization in template.
682 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
684 2019-01-29 Jason Merrill <jason@redhat.com>
686 PR c++/86943 - wrong code converting lambda to function pointer.
687 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
688 call. Only forward parms for decltype.
689 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
691 * typeck.c (check_return_expr): Don't mess with a thunk call.
693 2019-01-28 Jason Merrill <jason@redhat.com>
695 PR c++/89089 - ICE with [[no_unique_address]].
696 PR c++/88865 - wrong layout with [[no_unique_address]].
697 * class.c (check_field_decls): A potentially-overlapping field makes
698 the class non-layout-POD, but not non-empty.
699 (end_of_class): Always consider empty data members.
700 (layout_class_type): Set DECL_SIZE for empty fields.
702 2019-01-28 Marek Polacek <polacek@redhat.com>
704 PR c++/88358 - name wrongly treated as type.
705 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
706 in parameter-list is a type if the function's declarator-id is not
709 2019-01-27 Marek Polacek <polacek@redhat.com>
711 PR c++/88815 - narrowing conversion lost in decltype.
712 PR c++/78244 - narrowing conversion in template not detected.
713 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
714 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
715 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
716 * semantics.c (finish_compound_literal): When the compound literal
717 isn't instantiation-dependent and the type isn't type-dependent,
718 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
720 PR c++/89024 - ICE with incomplete enum type.
721 * call.c (standard_conversion): When converting an
722 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
724 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
727 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
728 * decl2.c (coerce_delete_type): Use build_pointer_type instead
731 2019-01-24 Jason Merrill <jason@redhat.com>
733 PR c++/89001 - mangling of reference temporaries
734 * cp-tree.h (struct saved_scope): Add ref_temp_count.
735 (current_ref_temp_count): New macro.
736 * mangle.c (mangle_ref_init_variable): Use it.
737 * typeck2.c (store_init_value): Clear it.
738 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
741 2019-01-24 Jakub Jelinek <jakub@redhat.com>
744 * semantics.c (finish_omp_cancel): Diagnose more than one if
745 on #pragma omp cancel with different modifiers. Use
746 maybe_convert_cond when not in template or build_x_binary_op
749 2019-01-23 Marek Polacek <polacek@redhat.com>
751 PR c++/88757 - qualified name treated wrongly as type.
752 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
753 in parameter-list as types if name lookup for declarator-id didn't
754 find one or more function templates.
756 2019-01-23 Jakub Jelinek <jakub@redhat.com>
759 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
760 after genericizing cond and incr expressions.
763 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
764 before the begin_bc_block call.
766 2019-01-21 Jason Merrill <jason@redhat.com>
768 PR c++/87893 - constexpr ctor ICE on ARM.
769 PR c++/88293 - ICE with comma expression.
770 * constexpr.c (initialized_type): Don't shortcut non-void type.
771 Handle COMPOUND_EXPR.
772 (cxx_eval_outermost_constant_expr): Return early for void type.
774 2019-01-21 Jakub Jelinek <jakub@redhat.com>
777 * optimize.c (cxx_copy_decl): New function.
778 (clone_body): Use it instead of copy_decl_no_change.
781 * typeck.c (cp_build_binary_op): Don't instrument
782 SANITIZE_POINTER_COMPARE if processing_template_decl.
783 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
785 2019-01-18 Jason Merrill <jason@redhat.com>
787 PR c++/88875 - error with explicit list constructor.
788 * call.c (reference_binding): Don't modify EXPR. Set
789 need_temporary_p on the ck_user conversion for a temporary.
790 (convert_like_real): Check it.
792 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
796 * call.c (convert_for_arg_passing): Upate the
797 warn_for_address_or_pointer_of_packed_member call.
798 * typeck.c (convert_for_assignment): Likewise.
800 2019-01-17 Jason Merrill <jason@redhat.com>
802 PR c++/86205 - ICE with ?: of throw and template-id.
803 * pt.c (resolve_nondeduced_context_or_error): Split out from...
804 * typeck.c (decay_conversion): ...here.
805 * call.c (build_conditional_expr_1): Use it.
807 PR c++/86740, ICE with constexpr if and nested generic lambdas.
808 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
810 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
812 * decl.c (grokdeclarator): Use typespec_loc in error messages
813 about 'auto' and trailing return type.
815 2019-01-17 David Malcolm <dmalcolm@redhat.com>
818 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
821 2019-01-17 Nathan Sidwell <nathan@acm.org>
824 * semantics.c (process_outer_var_ref): Only skip dependent types
827 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
830 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
831 * name-lookup.c (do_push_to_top_level): Save and reset it.
832 (do_pop_from_top_level): Restore it.
835 * pt.c (make_template_placeholder): Use auto_identifier.
836 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
837 * error.c (dump_type): Handle template placeholders.
838 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
841 * cvt.c (convert_to_void): Handle all cdtor calls as if
844 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
846 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
847 error messages about ill-formed uses of mutable.
849 2019-01-16 Marek Polacek <polacek@redhat.com>
851 PR c++/78244 - narrowing conversion in template not detected.
852 * call.c (perform_implicit_conversion_flags): Set
853 IMPLICIT_CONV_EXPR_BRACED_INIT.
854 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
855 * pt.c (tsubst_copy_and_build): Use it.
857 2019-01-15 David Malcolm <dmalcolm@redhat.com>
860 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
863 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
865 * decl.c (start_decl): Improve error location.
866 * decl2.c (grokfield): Likewise.
868 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
870 * decl.c (grokdeclarator): Move further up the location_t loc
871 declaration and use the location when building a TYPE_DECL for
873 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
874 about an ill-formed bit-field as typedef.
876 2019-01-14 Marek Polacek <polacek@redhat.com>
878 PR c++/88830 - ICE with abstract class.
879 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
882 PR c++/88825 - ICE with bogus function return type deduction.
883 * typeck.c (can_do_nrvo_p): Check error_mark_node.
885 2019-01-14 Tom Honermann <tom@honermann.net>
887 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
888 * cvt.c (type_promotes_to): Handle char8_t promotion.
889 * decl.c (grokdeclarator): Handle invalid type specifier
890 combinations involving char8_t.
891 * lex.c (init_reswords): Add char8_t as a reserved word.
892 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
893 * parser.c (cp_keyword_starts_decl_specifier_p)
894 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
896 (cp_parser_string_literal): Use char8_array_type_node for the type
898 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
900 * rtti.c (emit_support_tinfos): type_info support for char8_t.
901 * tree.c (char_type_p): Recognize char8_t as a character type.
902 * typeck.c (string_conv_p): Handle conversions of u8 string
903 literals of char8_t type.
904 (check_literal_operator_args): Handle UDLs with u8 string literals
906 * typeck2.c (ordinary_char_type_p): New.
907 (digest_init_r): Disallow initializing a char array with a u8 string
910 2019-01-14 Martin Liska <mliska@suse.cz>
912 PR gcov-profile/88263
913 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
914 as location of the TLS wrapper.
916 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
918 * decl.c (cp_finish_decl): Improve error location.
919 * decl2.c (grokfield): Likewise, improve two locations.
921 2019-01-11 Marek Polacek <polacek@redhat.com>
923 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
924 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
927 2019-01-11 Jason Merrill <jason@redhat.com>
929 PR c++/88312 - pack expansion of decltype.
930 * pt.c (instantiation_dependent_r): A template non-type parameter
931 pack is instantiation-dependent.
933 2019-01-11 Jason Merrill <jason@redhat.com>
935 PR c++/88613 - ICE with use of const var in lambda.
936 * expr.c (mark_use): Fix location wrapper handling.
937 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
939 2019-01-11 Tobias Burnus <burnus@net-b.de>
942 * decl2.c (maybe_emit_vtables): If needed, generate code for
943 the destructor of an abstract class.
944 (mark_used): Update comment for older function-name change.
946 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
948 * decl.c (start_decl): Improve error location.
949 (grokdeclarator): Likewise, improve two locations.
951 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
955 * cp-tree.h: Mechanically replace "can not" with "cannot".
956 * parser.c: Likewise.
959 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
961 * decl.c (grok_reference_init): Improve error location.
962 (grokdeclarator): Likewise, improve two locations.
964 2019-01-08 Marek Polacek <polacek@redhat.com>
966 PR c++/88538 - braced-init-list in template-argument-list.
967 * parser.c (cp_parser_template_argument): Handle braced-init-list when
970 PR c++/88548 - this accepted in static member functions.
971 * parser.c (cp_debug_parser): Adjust printing of
972 local_variables_forbidden_p.
973 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
974 (cp_parser_primary_expression): When checking
975 local_variables_forbidden_p, use THIS_FORBIDDEN or
976 LOCAL_VARS_FORBIDDEN.
977 (cp_parser_lambda_body): Update the type of
978 local_variables_forbidden_p. Set it to 0 rather than false.
979 (cp_parser_condition): Adjust call to cp_parser_declarator.
980 (cp_parser_explicit_instantiation): Likewise.
981 (cp_parser_init_declarator): Likewise.
982 (cp_parser_declarator): New parameter. Use it.
983 (cp_parser_direct_declarator): New parameter. Use it to set
984 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
985 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
986 (cp_parser_parameter_declaration): Likewise.
987 (cp_parser_default_argument): Update the type of
988 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
990 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
991 'static' or 'friend'.
992 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
993 (cp_parser_late_parsing_default_args): Update the type of
994 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
996 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
997 (cp_parser_objc_class_ivars): Likewise.
998 (cp_parser_objc_struct_declaration): Likewise.
999 (cp_parser_omp_for_loop_init): Likewise.
1000 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1002 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1005 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1007 * decl.c (start_decl): Improve permerror location.
1009 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1010 Jakub Jelinek <jakub@redhat.com>
1013 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1014 fixit hint if current_class_ref is NULL. Use a single if instead of
1017 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1019 * decl.c (start_decl): Improve two error_at locations.
1020 (expand_static_init): Likewise.
1022 2019-01-07 Marek Polacek <polacek@redhat.com>
1024 PR c++/88741 - wrong error with initializer-string.
1025 * decl.c (cp_complete_array_type): Strip any location wrappers.
1027 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1033 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1034 * typeck2.c (digest_init_r): Raise an error for non-static
1035 initialization of a flexible array member.
1036 (process_init_constructor, massage_init_elt,
1037 process_init_constructor_array, process_init_constructor_record,
1038 process_init_constructor_union, process_init_constructor): Add the
1039 flags parameter and pass it thru.
1040 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1041 digest_init_flags for static decls.
1043 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1046 * cp-tree.h (cp_build_vec_convert): Declare.
1047 * parser.c (cp_parser_postfix_expression): Parse
1048 __builtin_convertvector.
1049 * constexpr.c: Include fold-const-call.h.
1050 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1051 (potential_constant_expression_1): Likewise.
1052 * semantics.c (cp_build_vec_convert): New function.
1053 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1056 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1059 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1060 or pushdecl rather than decl.
1062 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1064 * tree.c (handle_nodiscard_attribute): Improve warning location.
1066 2019-01-02 Marek Polacek <polacek@redhat.com>
1068 PR c++/88612 - ICE with -Waddress-of-packed-member.
1069 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1070 * typeck.c (convert_for_assignment): Likewise.
1072 PR c++/88631 - CTAD failing for value-initialization.
1073 * typeck2.c (build_functional_cast): Try deducing the template
1074 arguments even if there are no arguments to deduce from.
1076 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1078 Update copyright years.
1080 Copyright (C) 2019 Free Software Foundation, Inc.
1082 Copying and distribution of this file, with or without modification,
1083 are permitted in any medium without royalty provided the copyright
1084 notice and this notice are preserved.