1 2019-06-12 Jason Merrill <jason@redhat.com>
3 PR c++/85552 - wrong instantiation of dtor for DMI.
4 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
6 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
8 * decl.c (grokdeclarator): Use id_loc in five additional places
9 in the last part of the function.
11 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
13 * decl.c (grokdeclarator): Move further up the declaration of
14 id_loc, use it immediately, update its value after the loop
15 over declarator, use it again in the final part of function;
16 improve locations of error messages about multiple data types
17 and conflicting specifiers.
19 2019-06-13 Richard Biener <rguenther@suse.de>
22 * typeck2.c (split_nonconstant_init_1): Properly count
23 num_split_elts, optimize single constructor elt removal.
25 2019-06-12 Marek Polacek <polacek@redhat.com>
27 PR c++/66999 - 'this' captured by reference.
28 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
29 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
31 PR c++/90825 - endless recursion when evaluating sizeof.
32 PR c++/90832 - endless recursion when evaluating sizeof.
33 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
34 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
35 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
36 is instantiation-dependent.
38 PR c++/90736 - bogus error with alignof.
39 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
41 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
43 PR c++/90449 - add -Winaccessible-base option.
44 * class.c (warn_about_ambiguous_bases): Changed name to:
45 maybe_warn_about_inaccessible_bases.
46 (maybe_warn_about_inaccessible_bases): Implemented new
47 Winaccessible-base warning option for both direct and virtual
49 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
52 2019-06-11 Richard Biener <rguenther@suse.de>
55 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
56 from CONSTRUCTOR by marking to remove elements and doing all
57 of them in a O(n) scan.
59 2019-06-11 Jakub Jelinek <jakub@redhat.com>
62 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
63 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
65 2019-06-11 Martin Liska <mliska@suse.cz>
68 * pt.c (init_template_processing): Disable hash table
69 sanitization for decl_specializations and type_specializations.
71 2019-06-10 Jason Merrill <jason@redhat.com>
73 * constexpr.c (free_constructor): New.
74 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
76 * constexpr.c (unshare_constructor): Only unshare if T is itself a
78 (cxx_eval_call_expression): Don't call it on the result here.
80 Reduce constexpr_call memory consumption.
81 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
83 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
84 (cxx_eval_call_expression): Adjust.
86 2019-06-10 Jakub Jelinek <jakub@redhat.com>
88 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
90 (cp_parser_omp_scan_loop_body): New function.
91 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
92 are inscan reduction clauses.
93 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
94 * semantics.c (finish_omp_clauses): Reject mixing inscan with
95 non-inscan reductions on the same construct, or inscan reductions with
96 ordered or schedule clauses, or inscan array reductions.
97 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
98 (tsubst_expr): Handle OMP_SCAN.
100 2019-06-07 Jason Merrill <jason@redhat.com>
102 * constexpr.c (cxx_eval_constant_expression): Call
103 STRIP_ANY_LOCATION_WRAPPER early.
104 [CONVERT_EXPR]: Don't build anything for conversion to void.
105 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
107 2019-06-05 Martin Sebor <msebor@redhat.com>
110 * typeck.c (maybe_warn_about_returning_address_of_local): Only
111 consider functions returning pointers as candidates for
114 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
116 * decl.c (smallest_type_location): New.
117 (check_special_function_return_type): Use it.
118 (grokdeclarator): Lkewise.
120 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
122 * decl.c (grokdeclarator): Use locations[ds_friend]
125 2019-06-05 Martin Sebor <msebor@redhat.com>
127 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
128 (convert_like_real): Same.
129 (convert_arg_to_ellipsis): Same.
130 * constexpr.c (diag_array_subscript): Same.
131 * constraint.cc (diagnose_trait_expression): Same.
132 * cvt.c (ocp_convert): Same.
133 * decl.c (start_decl): Same.
134 (check_for_uninitialized_const_var): Same.
136 (check_special_function_return_type): Same.
137 (finish_enum_value_list): Same.
138 (start_preparsed_function): Same.
139 * parser.c (cp_parser_decl_specifier_seq): Same.
140 * typeck.c (cp_build_binary_op): Same.
141 (build_static_cast_1): Same.
143 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
145 PR c++/63149 - Wrong auto deduction from braced-init-list.
146 * pt.c (listify_autos): use non cv qualified auto_node in
147 std::initializer_list<auto>.
149 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
151 * decl.c (grokdeclarator): Use declarator->id_loc in two
154 2019-06-04 Nathan Sidwell <nathan@acm.org>
156 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
157 and namespace scopes separately.
159 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
161 PR c++/60531 - Wrong error about unresolved overloaded function
162 * typeck.c (cp_build_binary_op): See if overload can be resolved.
163 (cp_build_unary_op): Ditto.
165 2019-06-04 Jason Merrill <jason@redhat.com>
167 Reduce accumulated garbage in constexpr evaluation.
168 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
170 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
173 2019-06-04 Jakub Jelinek <jakub@redhat.com>
175 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
176 instead of only up to linear.
178 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
180 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
183 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
186 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
188 2019-05-31 Nathan Sidwell <nathan@acm.org>
190 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
192 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
193 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
194 (make_lambda_name): Don't declare.
195 * error.c (dump_aggr_type): Check for lambdas before other
197 * lambda.c (begin_lambda_type): Use make_anon_name.
198 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
199 * mangle.c (write_local_name): Likewise.
200 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
202 2019-05-30 Marek Polacek <polacek@redhat.com>
204 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
206 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
208 * decl.c (grokdeclarator): Use declarator->id_loc in five
211 2019-05-29 Jakub Jelinek <jakub@redhat.com>
214 * tree.c (lvalue_kind): Return clk_none for expressions with
217 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
220 * parser.c (cp_parser_sizeof_operand): When the type-id production
221 did not work out commit to the tentative parse.
223 2019-05-29 Jakub Jelinek <jakub@redhat.com>
225 P1091R3 - Extending structured bindings to be more like var decls
226 P1381R1 - Reference capture of structured bindings
227 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
229 (cp_finish_decomp): Copy over various decl properties from decl to
230 v[i] in the tuple case.
231 (grokdeclarator): Allow static, thread_local and __thread for C++2a
232 and use pedwarn instead of error for older standard revisions.
233 Make other structured binding diagnostic messages more i18n friendly.
235 2019-05-28 Nathan Sidwell <nathan@acm.org>
237 * decl.c (duplicate_decls): Assert a template newdecl has no
240 2019-05-28 Marek Polacek <polacek@redhat.com>
242 PR c++/90548 - ICE with generic lambda and empty pack.
243 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
245 2019-05-28 Nathan Sidwell <nathan@acm.org>
247 * cp-tree.h (make_anon_name): Drop declaration.
248 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
249 * cp-lang.c (cxx_dwarf_name): Likewise.
250 * class.c (find_flexarrays): Likewise.
251 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
252 * error.c (dump_aggr_type): Likewise.
253 * pt.c (push_template_decl_real): Likewise.
254 * name-lookup.c (consider_binding_level): Likewise.
255 (anon_cnt, make_anon_name): Delete.
257 2019-05-25 Marek Polacek <polacek@redhat.com>
259 PR c++/90572 - wrong disambiguation in friend declaration.
260 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
261 typename for friend declarations.
263 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
265 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
267 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
268 was resolved by r254694.
270 2019-05-22 Jason Merrill <jason@redhat.com>
272 PR c++/20408 - unnecessary code for empty struct.
273 * call.c (build_call_a): Use simple_empty_class_p.
275 PR c++/86485 - -Wmaybe-unused with empty class ?:
276 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
278 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
280 * parser.c (cp_parser_template_declaration_after_parameters): Use
281 DECL_SOURCE_LOCATION in literal operator template errors.
283 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
287 * call.c (build_over_call): Devirtualize when the final overrider
290 2019-05-21 Nathan Sidwell <nathan@acm.org>
292 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
294 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
295 calls. Remove stray FIXME comment.
297 * name-lookup.h (struct cp_binding_level): Drop usings field.
298 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
299 (finish_nonmember_using_decl): ... this.
300 * name-lookup.c (push_using_decl_1, push_using_decl):
301 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
302 (validate_nonmember_using_decl, finish_namespace_using_decl)
303 (finish_local_using_decl): Replace with ...
304 (finish_nonmember_using_decl): ... this. Drop DECL parm.
305 * parser.c (cp_parser_using_declaration): Don't do lookup here.
306 * pt.c (tsubst_expr): Do not do using decl lookup here.
308 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
310 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
312 2019-05-20 Marek Polacek <polacek@redhat.com>
314 CWG 2094 - volatile scalars are trivially copyable.
316 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
319 2019-05-20 Marek Polacek <polacek@redhat.com>
321 * pt.c (convert_template_argument): Add a diagnostic for the
322 [temp.arg]/2 ambiguity case.
324 * name-lookup.c (finish_using_directive): Don't issue inform() if the
325 warning didn't trigger. Add quoting. Tweak the inform message.
327 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
329 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
331 2019-05-20 Nathan Sidwell <nathan@acm.org>
333 * name-lookup.c (finish_namespace_using_directive)
334 (finish_local_using_directive): Merge to ...
335 (finish_using_directive): ... here. Handle both contexts.
336 * name-lookup.h (finish_namespace_using_directive)
337 (finish_local_using_directive): Replace with ...
338 (finish_using_directive): ... this.
339 * parser.c (cp_parser_using_directive): Adjust.
340 * pt.c (tsubst_expr): Likewise.
342 * cp-tree.h (struct lang_decl_ns): Remove usings field.
343 (DECL_NAMESPACE_USING): Delete.
344 * name-lookup.c (name_lookup::search_usings): Use namespace's
346 (name_lookup::queue_namespae): Likewise.
347 (finish_namespace_using_directive, push_namespace): Likewise.
348 (has_using_namespace_std_directive): Just search the entire
351 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
353 PR c++/90532 Ensure __is_constructible(T[]) is false
354 * method.c (is_xible_helper): Return error_mark_node for construction
355 of an array of unknown bound.
357 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
360 * parser.c (cp_finalize_oacc_routine): Rework checking if already
361 marked with an OpenACC 'routine' directive.
364 * parser.c (cp_parser_oacc_routine)
365 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
366 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
369 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
370 clauses from "omp declare target" attribute.
372 2019-05-16 Martin Sebor <msebor@redhat.com>
374 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
376 (print_z_candidates): Same.
377 (build_conditional_expr_1): Quote keywords, operators, and types
379 (build_op_delete_call): Same.
380 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
382 (convert_like_real): Same.
383 (convert_arg_to_ellipsis): Quote keywords, operators, and types
385 (build_over_call): Same.
386 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
388 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
389 (cxx_eval_constant_expression): Quote keywords, operators, and types
391 (potential_constant_expression_1): Same.
392 * cp-gimplify.c (cp_genericize_r): Same.
393 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
395 (type_promotes_to): Same.
396 * decl.c (check_previous_goto_1): Same.
399 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
400 (grok_op_properties): Quote keywords, operators, and types
402 * decl2.c (grokfield): Same.
403 (coerce_delete_type): Same.
404 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
405 * friend.c (do_friend): Quote C++ tokens.
406 * init.c (build_new_1): Quote keywords, operators, and types
408 (build_vec_delete_1): Same.
409 (build_delete): Same.
410 * lex.c (parse_strconst_pragma): Same.
411 (handle_pragma_implementation): Same.
412 (unqualified_fn_lookup_error): Same.
413 * mangle.c (write_type): Same.
414 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
415 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
416 (pop_everything): Same.
417 * parser.c (cp_lexer_start_debugging): Quote a macro name.
419 (cp_lexer_stop_debugging): Same.
420 (cp_parser_userdef_numeric_literal): Quote a C++ header name
422 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
423 and types in diagnostics.
424 (cp_parser_question_colon_clause): Same.
425 (cp_parser_asm_definition): Same.
426 (cp_parser_init_declarator): Same.
427 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
428 a sentence in a diagnostic.
429 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
431 (cp_parser_transaction): Same.
432 * pt.c (maybe_process_partial_specialization): Replace second call
433 to permerror with inform for consistency with other uses.
434 (expand_integer_pack): Quote keywords, operators, and types
436 * rtti.c (get_typeid): Quote keywords, operators, and types
438 (build_dynamic_cast_1): Same.
439 * semantics.c (finish_asm_stmt): Same.
440 (finish_label_decl): Same.
441 (finish_bases): Same.
442 (finish_offsetof): Same.
443 (cp_check_omp_declare_reduction): Same.
444 (finish_decltype_type): Same.
445 * tree.c (handle_init_priority_attribute): Same. Add detail
447 (maybe_warn_zero_as_null_pointer_constant): Same.
448 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
450 (cp_build_unary_op): Same.
451 (check_for_casting_away_constness): Same.
452 (build_static_cast): Same.
453 (build_const_cast_1): Same.
454 (maybe_warn_about_returning_address_of_local): Same.
455 (check_return_expr): Same.
456 * typeck2.c (abstract_virtuals_error_sfinae): Same.
457 (digest_init_r): Replace a tab with spaces in a diagnostic.
458 (build_functional_cast): Quote keywords, operators, and types
461 2019-05-15 Jakub Jelinek <jakub@redhat.com>
464 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
465 before the condition (or if missing or constant non-zero at the end
466 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
467 if any. Don't call protected_set_expr_location on incr if it already
470 2019-05-15 Marek Polacek <polacek@redhat.com>
472 CWG 2096 - constraints on literal unions.
473 * class.c (check_field_decls): Initialize booleans directly. A union
474 is literal if at least one of its non-static data members is of
475 non-volatile literal type.
477 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
479 * cp-tree.h (REFERENCE_VLA_OK): Remove.
480 * lambda.c (build_capture_proxy): Remove use of the above.
482 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
484 * call.c (perform_overload_resolution, build_new_method_call_1):
485 Use OVL_P; remove redundant TEMPLATE_DECL checks.
486 * decl.c (grokfndecl): Likewise.
487 * mangle.c (write_expression): Likewise.
488 * parser.c (cp_parser_template_id): Likewise.
489 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
491 * search.c (build_baselink): Likewise.
492 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
494 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
496 PR preprocessor/90382
497 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
500 2019-05-13 Jason Merrill <jason@redhat.com>
502 Use releasing_vec more broadly.
503 * cp-tree.h (struct releasing_vec): Replace get_ref method with
505 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
506 Forwarding functions for releasing_vec.
507 (release_tree_vector): Declare but don't define.
508 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
509 (perform_direct_initialization_if_possible): Use releasing_vec.
510 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
512 * cp-gimplify.c (cp_fold): Likewise.
513 * cvt.c (force_rvalue, ocp_convert): Likewise.
514 * decl.c (get_tuple_decomp_init): Likewise.
515 * except.c (build_throw): Likewise.
516 * init.c (perform_member_init, expand_default_init): Likewise.
517 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
518 * parser.c (cp_parser_userdef_char_literal)
519 (cp_parser_userdef_numeric_literal)
520 (cp_parser_userdef_string_literal)
521 (cp_parser_perform_range_for_lookup)
522 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
523 (cp_parser_omp_for_loop_init): Likewise.
524 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
525 * semantics.c (calculate_direct_bases, calculate_bases)
526 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
527 (finish_omp_taskyield, finish_omp_cancel)
528 (finish_omp_cancellation_point): Likewise.
529 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
530 (build_min_non_dep_op_overload): Likewise.
531 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
532 (cp_build_modify_expr): Likewise.
533 * typeck2.c (build_functional_cast): Likewise.
535 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
537 * typeck.c (cp_build_function_call_vec): When mark_used fails
538 unconditionally return error_mark_node.
540 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
542 * decl.c (grokvardecl): Use an accurate location in error message
543 about main as a global variable.
545 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
547 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
548 * cp-gimplify.c (cp_fold): Likewise.
549 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
550 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
551 * cvt.c (perform_qualification_conversions): Likewise.
552 * decl.c (grokdeclarator): Likewise.
553 * decl2.c (build_memfn_type): Likewise.
554 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
555 * parser.c (cp_parser_omp_declare_reduction): Likewise.
556 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
557 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
558 * rtti.c (ptr_initializer): Likewise.
559 * semantics.c (finish_asm_stmt, finish_offsetof,
560 cp_check_omp_declare_reduction): Likewise.
561 * tree.c (cp_build_qualified_type_real,
562 cp_build_type_attribute_variant, cxx_type_hash_eq,
563 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
564 * typeck.c (structural_comptypes, convert_arguments,
565 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
566 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
569 2019-05-10 Marek Polacek <polacek@redhat.com>
571 PR c++/78010 - bogus -Wsuggest-override warning on final function.
572 * class.c (check_for_override): Don't warn for final functions.
574 2019-05-10 Jakub Jelinek <jakub@redhat.com>
577 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
578 c-family/c-cppbuiltin.c.
580 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
584 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
586 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
589 2019-05-08 Nathan Sidwell <nathan@acm.org>
591 Kill DECL_SAVED_FUNCTION_DATA .
592 * cp-tree.h (language_function): Remove x_auto_return_pattern.
593 (current_function_auto_return_pattern): Delete.
594 (lang_decl_fn): Replace saved_language_function with
595 saved_auto_return type.
596 (DECL_SAVED_FUNCTION_DATA): Delete.
597 (DECL_SAVED_AUTO_RETURN_TYPE): New.
598 (FNDECL_USED_AUTO): Correct documentation.
599 * decl.c (duplicate_decls): Adjust AUTO return handling.
600 (start_preparsed_function): Replace
601 current_function_auto_return_pattern with
602 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
604 (finish_function): Likewise.
605 (save_function_data): Delete.
606 (fndecl_declared_return_type): Reimplement.
607 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
608 * method.c (make_thunk, make_alias_for): Likewise.
609 * parser.c (cp_parser_jump_statement): Likewise.
610 * pt.c (do_auto_deduction): Likewise.
611 * typeck.c (check_return_expr): Likewise.
613 2019-05-06 Jason Merrill <jason@redhat.com>
615 PR c++/90171 - reorganize usual_deallocation_fn_p
616 * call.c (struct dealloc_info): New.
617 (usual_deallocation_fn_p): Take a dealloc_info*.
618 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
619 (build_op_delete_call): Adjust.
621 2019-05-07 Jason Merrill <jason@redhat.com>
623 PR c++/86485 - -Wmaybe-unused with empty class ?:
624 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
626 * pt.c (type_dependent_expression_p): A non-type template parm with
627 a placeholder type is type-dependent.
629 2019-05-06 Marek Polacek <polacek@redhat.com>
631 PR c++/90265 - ICE with generic lambda.
632 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
633 element in the vector.
635 2019-05-03 Martin Liska <mliska@suse.cz>
637 * call.c (build_aggr_conv): Use is_empty instead of
638 elements () == 0 (and similar usages).
639 * parser.c (cp_parser_lambda_introducer): Likewise.
641 2019-05-02 Nathan Sidwell <nathan@acm.org>
643 * semantics.c (finish_id_expression_1): Remove unreachable code.
645 2019-05-01 Nathan Sidwell <nathan@acm.org>
647 * name-lookup.h (get_class_binding_direct): Change final arg to
649 (get_class_binding): Likewise.
650 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
651 arg with WANT_TYPE bool. Simplify.
652 (get_class_binding): Adjust final arg.
653 * decl.c (reshape_init_class): Adjust get_class_binding calls.
655 2019-04-30 Nathan Sidwell <nathan@acm.org>
657 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
658 nodes. Call c_common_init_ts.
660 2019-04-29 Nathan Sidwell <nathan@acm.org>
662 * decl.c (duplicate_decls): Add whitespace, move comments into
664 * method.c (explain_implicit_non_constexpr): Refactor.
665 * pt.c (check_explicit_specialization): Fix indentation.
666 * semantics.c (process_outer_var_ref): Reformat.
667 (finish_id_expression_1): Use STRIP_TEMPLATE.
669 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
671 PR c++/90243 - orphaned note in uninstantiated constexpr function
672 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
675 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
678 * decl.c (grokdeclarator): Set type to error_mark_node
679 upon error about template placeholder type non followed
680 by a simple declarator-id.
682 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
684 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
687 2019-04-24 Jason Merrill <jason@redhat.com>
689 PR c++/90227 - error with template parameter packs.
690 * pt.c (coerce_template_parms): Do add empty pack when
693 2019-04-24 Richard Biener <rguenther@suse.de>
695 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
696 (conversion_null_warnings): Likewise.
697 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
698 early if type1 == type2.
700 2019-04-22 Jason Merrill <jason@redhat.com>
702 PR c++/87366 - wrong error with alias template.
703 * typeck.c (structural_comptypes): When comparing_specializations,
705 (comptypes): When comparing_specializations, do structural
708 2019-04-19 Jason Merrill <jason@redhat.com>
710 PR c++/90190 - CTAD with list-constructor.
711 * pt.c (do_class_deduction): Don't try the single element deduction
712 if the single element is also a braced list.
714 PR c++/90171 - ICE with destroying delete with size_t parm.
715 * call.c (sized_deallocation_fn_p): New. Use it instead of
716 second_parm_is_size_t in most cases.
717 (second_parm_is_size_t): Don't check for aligned.
719 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
722 * pt.c (fn_type_unification): When handling null explicit
723 arguments do not special case non-parameter packs.
725 2019-04-19 Jakub Jelinek <jakub@redhat.com>
728 * pt.c (process_template_parm): Set decl to pushdecl result. If
729 !is_non_type, also set parm to that.
732 * decl.c (struct cp_switch): Remove outside_range_p member.
733 (push_switch): Don't clear it.
734 (pop_switch): Adjust c_do_switch_warnings caller.
735 (finish_case_label): Adjust c_add_case_label caller.
738 * decl.c (duplicate_decls): If remove is main variant and
739 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
740 variant that has newdecl as TYPE_NAME if any.
742 2019-04-18 Jason Merrill <jason@redhat.com>
744 PR c++/87554 - ICE with extern template and reference member.
745 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
747 2019-04-17 Jason Merrill <jason@redhat.com>
749 PR c++/90047 - ICE with enable_if alias template.
750 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
751 hash table when we're in SFINAE context.
753 2019-04-17 Marek Polacek <polacek@redhat.com>
755 PR c++/90124 - bogus error with incomplete type in decltype.
756 * typeck.c (build_class_member_access_expr): Check
757 cp_unevaluated_operand.
759 2019-04-12 Jakub Jelinek <jakub@redhat.com>
762 * decl.c (duplicate_decls): When newdecl's type is its main variant,
763 don't try to remove it from the variant list, but instead assert
766 2019-04-12 Martin Sebor <msebor@redhat.com>
770 * parser.c (cp_parser_has_attribute_expression): Handle assignment
773 2019-04-12 Jason Merrill <jason@redhat.com>
775 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
778 2019-04-12 Marek Polacek <polacek@redhat.com>
780 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
781 instead of perform_implicit_conversion_flags.
783 PR c++/87603 - constexpr functions are no longer noexcept.
784 * constexpr.c (is_sub_constant_expr): Remove unused function.
785 * cp-tree.h (is_sub_constant_expr): Remove declaration.
786 * except.c (check_noexcept_r): Don't consider a call to a constexpr
789 2019-04-11 Jakub Jelinek <jakub@redhat.com>
792 * parser.h (struct cp_parser): Add
793 type_definition_forbidden_message_arg member.
794 * parser.c (cp_debug_parser): Print it.
795 (cp_parser_check_type_definition): Pass
796 parser->type_definition_forbidden_message_arg as second argument to
798 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
799 parser->type_definition_forbidden_message_arg and use G_() with
800 %qs for parser->type_definition_forbidden_message instead of
801 building untranslatable message using concat.
803 2019-04-09 Jakub Jelinek <jakub@redhat.com>
806 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
808 2019-04-08 Marek Polacek <polacek@redhat.com>
810 * typeck2.c (digest_init_r): Don't condition the object slicing warning
813 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
816 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
817 when maybe_instantiate_noexcept fails.
818 (classtype_has_nothrow_assign_or_copy_p): Likewise.
819 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
820 to build_exception_variant.
822 2019-04-05 Marek Polacek <polacek@redhat.com>
824 PR c++/87145 - bogus error converting class type in template arg list.
825 * pt.c (convert_nontype_argument): Don't call
826 build_converted_constant_expr if it could involve calling a conversion
827 function with a instantiation-dependent constructor as its argument.
829 2019-04-05 Martin Sebor <msebor@redhat.com>
832 * decl.c (reshape_init_array_1): Avoid treating empty strings
833 as zeros in array initializers.
834 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
836 2019-04-04 Jason Merrill <jason@redhat.com>
838 PR c++/89948 - ICE with break in statement-expr.
839 * constexpr.c (cxx_eval_statement_list): Jumping out of a
840 statement-expr is non-constant.
842 2019-04-04 Jason Merrill <jason@redhat.com>
844 PR c++/89966 - error with non-type auto tparm.
845 * pt.c (do_auto_deduction): Clear tf_partial.
847 2019-04-04 Jason Merrill <jason@redhat.com>
849 PR c++/86986 - ICE with TTP with parameter pack.
850 * pt.c (coerce_template_parameter_pack): Only look at the type of a
851 non-type parameter pack.
852 (fixed_parameter_pack_p_1): Don't recurse into the type of a
853 non-type parameter pack.
854 (coerce_template_template_parms): Call add_outermost_template_args.
856 2019-04-04 Martin Sebor <msebor@redhat.com>
862 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
863 from arrays of trivial type and known size.
864 * mangle.c (write_expression): Convert braced initializer lists
866 (write_expression): Trim trailing zero-initializers from arrays
868 (write_template_arg_literal): Mangle strings the same as braced
871 2019-04-03 Jason Merrill <jason@redhat.com>
873 PR c++/81866 - ICE with member template and default targ.
874 * pt.c (tsubst_template_decl): Handle getting a type from
875 retrieve_specialization.
877 PR c++/86586 - -fcompare-debug=-Wsign-compare.
878 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
880 PR c++/89331 - ICE with offsetof in incomplete class.
881 * semantics.c (finish_offsetof): Handle error_mark_node.
882 * typeck.c (build_class_member_access_expr): Call
883 complete_type_or_maybe_complain before converting to base.
885 PR c++/89917 - ICE with lambda in variadic mem-init.
886 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
888 2019-04-01 Jason Merrill <jason@redhat.com>
890 PR c++/86946 - ICE with function call in template argument.
892 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
895 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
898 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
900 2019-03-31 Marek Polacek <polacek@redhat.com>
902 PR c++/89852 - ICE with C++11 functional cast with { }.
903 * constexpr.c (fold_non_dependent_expr_template): New static function
905 (fold_non_dependent_expr): ...here.
906 (fold_non_dependent_init): New function.
907 * cp-tree.h (fold_non_dependent_init): Declare.
908 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
909 of fold_non_dependent_expr. Don't call maybe_constant_init.
911 2019-03-30 Jason Merrill <jason@redhat.com>
913 PR c++/89744 - ICE with specialization of member class template.
914 * pt.c (lookup_template_class_1): If the partial instantiation is
915 explicitly specialized, adjust.
916 (maybe_process_partial_specialization): Also adjust
919 2019-03-29 Jakub Jelinek <jakub@redhat.com>
922 * typeck.c: Include gimplify.h.
923 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
924 for second time. Formatting fixes.
926 2019-03-29 Marek Polacek <polacek@redhat.com>
928 PR c++/89876 - ICE with deprecated conversion.
929 * call.c (convert_like_real): Only give warnings with tf_warning.
931 2019-03-28 Marek Polacek <polacek@redhat.com>
933 PR c++/89612 - ICE with member friend template with noexcept.
934 * pt.c (maybe_instantiate_noexcept): For function templates, use their
935 template result (function decl). Don't set up local specializations.
936 Temporarily turn on processing_template_decl. Update the template type
939 PR c++/89836 - bool constant expression and explicit conversions.
940 * call.c (build_converted_constant_expr_internal): New function,
942 (build_converted_constant_expr): ...this. New.
943 (build_converted_constant_bool_expr): New.
944 * cp-tree.h (build_converted_constant_bool_expr): Declare.
945 * decl.c (build_explicit_specifier): Call
946 build_converted_constant_bool_expr.
948 2019-03-28 Jakub Jelinek <jakub@redhat.com>
951 * constexpr.c (struct check_for_return_continue_data): New type.
952 (check_for_return_continue): New function.
953 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
954 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
955 in loop bodies and set *jump_target to that if found.
957 2019-03-27 Jason Merrill <jason@redhat.com>
959 PR c++/89831 - error with qualified-id in const member function.
960 * semantics.c (finish_non_static_data_member): Use object cv-quals
963 PR c++/89421 - ICE with lambda in template parameter list.
964 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
965 template parameter list before C++20.
966 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
967 * semantics.c (begin_class_definition): Restore error about defining
968 non-lambda class in template parm list.
970 2019-03-26 Jason Merrill <jason@redhat.com>
972 PR c++/86932 - missed SFINAE with empty pack.
973 * pt.c (coerce_template_parms): Don't add an empty pack if
975 (fn_type_unification): Pass tf_partial to coerce_template_parms.
977 PR c++/86429 - constexpr variable in lambda.
980 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
981 try evaluating the captured variable directly.
983 2019-03-26 Jakub Jelinek <jakub@redhat.com>
986 * semantics.c (finish_omp_atomic): Add warning_sentinel for
987 -Wunused-value around finish_expr_stmt call.
989 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
993 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
994 to undo the disabling of warnings.
996 2019-03-25 Jason Merrill <jason@redhat.com>
998 PR c++/87748 - substitution failure error with decltype.
999 * pt.c (most_specialized_partial_spec): Clear
1000 processing_template_decl.
1002 2019-03-25 Marek Polacek <polacek@redhat.com>
1004 PR c++/89214 - ICE when initializing aggregates with bases.
1005 * typeck2.c (digest_init_r): Warn about object slicing instead of
1008 PR c++/89705 - ICE with reference binding with conversion function.
1009 * call.c (reference_binding): If the result of the conversion function
1010 is a prvalue of non-class type, use the cv-unqualified type.
1012 2019-03-25 Nathan Sidwell <nathan@acm.org>
1014 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
1016 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1019 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
1020 (maybe_get_tls_wrapper_call): Declare.
1021 * decl2.c (get_tls_wrapper_fn): Make static.
1022 (maybe_get_tls_wrapper_call): New function.
1023 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
1025 * semantics.c (finish_qualified_id_expr): Likewise.
1026 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
1027 * pt.c (tsubst_copy_and_build): Likewise.
1030 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
1031 (cxx_eval_constant_expression): When not skipping, not constant class
1032 or location wrapper, increment *ctx->constexpr_ops_count and if it is
1033 above constexpr_loop_nest_limit, diagnose failure.
1034 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
1035 initialize ctx.constexpr_ops_count to its address.
1036 (is_sub_constant_expr): Likewise.
1038 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1041 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
1042 hash_set<tree, true> &, adjust uses accordingly.
1043 (build_aggr_conv): Change pset from hash_set<tree> *
1044 to hash_set<tree, true>. Replace goto fail; with return NULL;,
1048 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
1049 variables, check for duplicates in this function.
1050 * lambda.c (add_capture): Don't check for duplicates nor use
1052 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
1054 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1057 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
1058 error_mark_node to comp_except_specs.
1060 2019-03-20 Jason Merrill <jason@redhat.com>
1062 PR c++/87480 - decltype of member access in default template arg
1063 * pt.c (type_unification_real): Accept a dependent result in
1066 2019-03-19 Martin Sebor <msebor@redhat.com>
1068 PR tree-optimization/89688
1069 * typeck2.c (store_init_value): Call braced_lists_to_string for more
1070 kinds of initializers.
1072 2019-03-18 Jason Merrill <jason@redhat.com>
1074 PR c++/89630 - ICE with dependent using-decl as template arg.
1075 * tree.c (cp_tree_equal): Always return false for USING_DECL.
1077 PR c++/89761 - ICE with sizeof... in pack expansion.
1078 * pt.c (argument_pack_element_is_expansion_p): Handle
1079 ARGUMENT_PACK_SELECT.
1081 PR c++/89640 - GNU attributes on lambda.
1082 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
1084 PR c++/89682 - wrong access error in default argument.
1085 * pt.c (tsubst_default_argument): Don't defer access checks.
1087 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
1090 * semantics.c (finish_non_static_data_member): Check return value
1091 of context_for_name_lookup and immediately return error_mark_node
1094 2019-03-17 Jason Merrill <jason@redhat.com>
1096 PR c++/89571 - ICE with ill-formed noexcept on constructor.
1097 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
1098 (regenerate_decl_from_template): Use it for noexcept-specs.
1100 2019-03-14 Jason Merrill <jason@redhat.com>
1102 * parser.c (cp_parser_decl_specifier_seq): Support C++20
1103 concept-definition syntax without 'bool'.
1105 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1108 * semantics.c (finish_qualified_id_expr): Reject variable templates.
1111 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
1112 hash_set<tree> to vec<tree>.
1113 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
1115 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
1116 removal of SAVE_EXPRs from values.
1117 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
1118 method on save_exprs instead of add.
1120 2019-03-13 Jason Merrill <jason@redhat.com>
1122 PR c++/86521 - C++17 copy elision in initialization by constructor.
1123 * call.c (joust_maybe_elide_copy): New.
1126 2019-03-13 Marek Polacek <polacek@redhat.com>
1128 PR c++/88979 - further P0634 fix for constructors.
1129 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
1130 cp_parser_constructor_declarator_p.
1131 (cp_parser_direct_declarator): Allow missing typename for constructor
1133 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
1134 cp_parser_type_specifier.
1136 PR c++/89686 - mixing init-capture and simple-capture in lambda.
1137 * parser.c (cp_parser_lambda_introducer): Give error when combining
1138 init-capture and simple-capture.
1140 PR c++/89660 - bogus error with -Wredundant-move.
1141 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
1142 as the std::move's argument. Don't call convert_for_initialization
1143 when warn_redundant_move isn't on.
1145 2019-03-11 Jason Merrill <jason@redhat.com>
1147 PR c++/86521 - wrong overload resolution with ref-qualifiers.
1148 * call.c (build_user_type_conversion_1): Don't use a conversion to a
1149 reference of the wrong rvalueness for direct binding.
1151 2019-03-11 Martin Liska <mliska@suse.cz>
1153 * cvt.c (build_expr_type_conversion): Wrap apostrophes
1154 in gcc internal format with %'.
1155 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
1156 (grokfndecl): Likewise.
1157 * name-lookup.c (do_pushtag): Likewise.
1158 * pt.c (unify_parameter_deduction_failure): Likewise.
1159 (unify_template_deduction_failure): Likewise.
1161 2019-03-11 Martin Liska <mliska@suse.cz>
1163 * call.c (convert_arg_to_ellipsis): Wrap an option name
1164 in a string format message and fix GNU coding style.
1165 (build_over_call): Likewise.
1166 * class.c (check_field_decl): Likewise.
1167 (layout_nonempty_base_or_field): Likewise.
1168 * constexpr.c (cxx_eval_loop_expr): Likewise.
1169 * cvt.c (type_promotes_to): Likewise.
1170 * decl.c (cxx_init_decl_processing): Likewise.
1171 (mark_inline_variable): Likewise.
1172 (grokdeclarator): Likewise.
1173 * decl2.c (record_mangling): Likewise.
1174 * error.c (maybe_warn_cpp0x): Likewise.
1175 * except.c (doing_eh): Likewise.
1176 * mangle.c (maybe_check_abi_tags): Likewise.
1177 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1178 (cp_parser_userdef_numeric_literal): Likewise.
1179 (cp_parser_primary_expression): Likewise.
1180 (cp_parser_unqualified_id): Likewise.
1181 (cp_parser_pseudo_destructor_name): Likewise.
1182 (cp_parser_builtin_offsetof): Likewise.
1183 (cp_parser_lambda_expression): Likewise.
1184 (cp_parser_lambda_introducer): Likewise.
1185 (cp_parser_lambda_declarator_opt): Likewise.
1186 (cp_parser_selection_statement): Likewise.
1187 (cp_parser_init_statement): Likewise.
1188 (cp_parser_decomposition_declaration): Likewise.
1189 (cp_parser_function_specifier_opt): Likewise.
1190 (cp_parser_static_assert): Likewise.
1191 (cp_parser_simple_type_specifier): Likewise.
1192 (cp_parser_namespace_definition): Likewise.
1193 (cp_parser_using_declaration): Likewise.
1194 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
1195 (cp_parser_initializer_list): Likewise.
1196 (cp_parser_type_parameter_key): Likewise.
1197 (cp_parser_member_declaration): Likewise.
1198 (cp_parser_try_block): Likewise.
1199 (cp_parser_std_attribute_spec): Likewise.
1200 (cp_parser_requires_clause_opt): Likewise.
1201 * pt.c (check_template_variable): Likewise.
1202 (check_default_tmpl_args): Likewise.
1203 (push_tinst_level_loc): Likewise.
1204 (instantiate_pending_templates): Likewise.
1205 (invalid_nontype_parm_type_p): Likewise.
1206 * repo.c (get_base_filename): Likewise.
1207 * rtti.c (typeid_ok_p): Likewise.
1208 (build_dynamic_cast_1): Likewise.
1209 * tree.c (maybe_warn_parm_abi): Likewise.
1211 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1214 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
1215 one space before " at the end of line and another after " on another
1216 line in a string literal.
1218 PR tree-optimization/89550
1219 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
1220 warning_at returned true.
1221 * decl2.c (c_parse_final_cleanups): Likewise.
1222 * typeck.c (convert_for_assignment): Likewise.
1223 * decl.c (finish_function): Likewise.
1226 * parser.c (cp_parser_asm_definition): Just warn instead of error
1227 on volatile qualifier outside of function body.
1230 * constexpr.c (potential_constant_expression_1): Reject
1231 REINTERPRET_CAST_P NOP_EXPRs.
1234 * call.c (joust): Call print_z_candidate only if pedwarn returned
1237 2019-03-07 Jason Merrill <jason@redhat.com>
1239 PR c++/88123 - lambda and using-directive.
1240 * name-lookup.c (op_unqualified_lookup)
1241 (maybe_save_operator_binding, discard_operator_bindings)
1242 (push_operator_bindings): New.
1243 * typeck.c (build_x_binary_op, build_x_unary_op): Call
1244 maybe_save_operator_binding.
1245 * decl.c (start_preparsed_function): Call push_operator_bindings.
1246 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
1248 PR c++/88820 - ICE with CTAD and member template used in DMI.
1249 * pt.c (do_class_deduction): Handle parm used as its own arg.
1251 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1254 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
1255 at toplevel, but diagnose them.
1257 2019-03-06 Jason Merrill <jason@redhat.com>
1259 PR c++/89381 - implicit copy and using-declaration.
1260 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
1261 op= brought in by a using-declaration.
1263 2019-03-06 Jakub Jelinek <jakub@redhat.com>
1266 * init.c (build_value_init_noctor): Ignore flexible array members.
1268 2019-03-06 Jason Merrill <jason@redhat.com>
1270 PR c++/89576 - if constexpr of lambda capture.
1271 * semantics.c (maybe_convert_cond): Do convert a non-dependent
1272 condition in a template.
1273 * typeck.c (condition_conversion): Handle being called in a
1276 2019-03-06 Marek Polacek <polacek@redhat.com>
1278 PR c++/87378 - bogus -Wredundant-move warning.
1279 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
1280 overload resolution would actually succeed.
1282 2019-03-05 Jason Merrill <jason@redhat.com>
1284 * class.c (is_really_empty_class): Add ignore_vptr parm.
1285 (trivial_default_constructor_is_constexpr): Pass it.
1286 * call.c (build_over_call): Pass it.
1287 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
1288 checking TYPE_POLYMORPHIC_P.
1289 (cxx_eval_component_reference, potential_constant_expression_1):
1291 * cp-gimplify.c (simple_empty_class_p): Pass it.
1292 * init.c (expand_aggr_init_1): Pass it.
1294 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
1297 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
1299 2019-03-04 Jakub Jelinek <jakub@redhat.com>
1302 * call.c (field_in_pset): New function.
1303 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
1305 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1308 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
1309 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
1310 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
1311 (cp_parser_initializer_list): Add designated parameter, set *designated
1312 to a bool whether any designators were parsed.
1313 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
1315 * pt.c (tsubst_copy_and_build): Likewise.
1316 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
1317 don't call build_list_conv, nor build_complex_conv, nor attempt to
1318 convert a single element initializer to scalar.
1320 2019-03-01 Marek Polacek <polacek@redhat.com>
1322 PR c++/89537 - missing location for error with non-static member fn.
1323 * call.c (resolve_args): Use EXPR_LOCATION.
1324 * typeck.c (build_class_member_access_expr): Use input_location.
1326 PR c++/89532 - ICE with incomplete type in decltype.
1327 * semantics.c (finish_compound_literal): Return error_mark_node
1328 if digest_init_flags returns error_mark_node.
1330 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1332 Implement P1002R1, Try-catch blocks in constexpr functions
1334 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
1335 Diagnose constexpr ctor or function with function-try-block with
1336 pedwarn for c++17 and earlier. Formatting fix.
1337 (cp_parser_try_block): Use pedwarn instead of error and only for
1338 c++17 and earlier when try block appears in constexpr function.
1339 * constexpr.c (build_constexpr_constructor_member_initializers):
1340 Handle TRY_BLOCK here instead of erroring on it.
1342 2019-02-28 Jason Merrill <jason@redhat.com>
1344 PR c++/88183 - ICE with .* fold-expression.
1345 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
1347 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1348 * class.c, lambda.c, pt.c: Revert earlier change.
1349 * lambda.c (add_capture): Don't special-case capture of dependent
1352 * name-lookup.c (print_binding_level): Print this_entity.
1354 2019-02-27 Marek Polacek <polacek@redhat.com>
1356 PR c++/88857 - ICE with value-initialization of argument in template.
1357 * call.c (convert_like_real): Don't call build_value_init in template.
1359 2019-02-27 Jason Merrill <jason@redhat.com>
1361 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1362 * semantics.c (process_outer_var_ref): Do capture dependent vars.
1363 * class.c (finish_struct): Only add TAG_DEFN if T is in
1364 current_function_decl.
1365 * lambda.c (vla_capture_type): Force the capture type out into the
1366 lambda's enclosing function.
1367 (add_capture): Pass in the lambda.
1368 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
1370 2019-02-27 Marek Polacek <polacek@redhat.com>
1372 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
1373 * parser.c (cp_parser_using_declaration): For an unscoped enum
1374 only use its context if it's not a function declaration.
1376 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1379 * method.c (process_subob_fn): When maybe_instantiate_noexcept
1380 returns false don't call merge_exception_specifiers.
1382 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1385 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
1386 for a non-constant parsed expression.
1388 2019-02-26 Jakub Jelinek <jakub@redhat.com>
1391 * constexpr.c (cxx_eval_store_expression): When changing active union
1392 member, set no_zero_init.
1394 2019-02-23 Marek Polacek <polacek@redhat.com>
1396 PR c++/88294 - ICE with non-constant noexcept-specifier.
1397 * pt.c (maybe_instantiate_noexcept): Set up the list of local
1398 specializations. Set current_class_{ptr,ref}.
1400 2019-02-22 David Malcolm <dmalcolm@redhat.com>
1403 * parser.c (cp_parser_unqualified_id): Capture and use locations
1406 2019-02-22 Marek Polacek <polacek@redhat.com>
1408 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
1409 * decl.c (build_explicit_specifier): Don't check
1410 processing_template_decl. Call instantiation_dependent_expression_p
1411 instead of value_dependent_expression_p. Call
1412 instantiate_non_dependent_expr_sfinae before
1413 build_converted_constant_expr instead of calling
1414 instantiate_non_dependent_expr after it. Add
1415 processing_template_decl_sentinel.
1417 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
1419 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
1420 parameter, move loc formal parameter to the front. Adjust all
1422 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
1425 2019-02-21 Jason Merrill <jason@redhat.com>
1427 PR c++/87685 - generic lambda 'this' capture error.
1428 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
1429 (maybe_generic_this_capture): Pass -1.
1431 PR c++/88394 - ICE with VLA init-capture.
1432 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
1434 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
1435 * pt.c (do_class_deduction): Don't include explicit specialization
1438 PR c++/89422 - ICE with -g and lambda in default arg in template.
1439 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
1441 2019-02-21 Jason Merrill <jason@redhat.com>
1443 PR c++/88419 - C++17 ICE with class template arg deduction.
1444 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
1445 CLASS_PLACEHOLDER_TEMPLATE.
1447 2019-02-21 Jakub Jelinek <jakub@redhat.com>
1450 * constexpr.c (struct constexpr_fundef): Add parms and result members.
1451 (retrieve_constexpr_fundef): Adjust for the above change.
1452 (register_constexpr_fundef): Save constexpr body with copy_fn,
1453 temporarily set DECL_CONTEXT on DECL_RESULT before that.
1454 (get_fundef_copy): Change FUN argument to FUNDEF with
1455 constexpr_fundef * type, grab body and parms/result out of
1456 constexpr_fundef struct and temporarily change it for copy_fn calls
1458 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
1459 adjust current_function_decl from ctx->call context. Test
1460 !potential_constant_expression instead of !is_constant_expression.
1461 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
1462 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
1463 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
1464 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
1465 operands to be NULL.
1466 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
1467 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
1468 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
1469 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
1470 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
1471 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
1472 DECL_EXPR with USING_DECL operand.
1473 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
1474 build_int_cst to make it a valid constant expression.
1476 2019-02-20 Jason Merrill <jason@redhat.com>
1478 PR c++/88690 - C++17 ICE with empty base in aggregate.
1479 * typeck2.c (process_init_constructor_record): Skip trivial
1480 initialization of an empty base.
1482 2019-02-21 Richard Biener <rguenther@suse.de>
1485 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
1486 make symtab process new functions here.
1488 2019-02-20 Jason Merrill <jason@redhat.com>
1490 PR c++/87921 - wrong error with inline static data member.
1491 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
1492 for a non-template inline variable. Do nothing for an
1493 already-instantiated variable.
1494 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
1496 * decl.c (check_initializer): Likewise.
1497 (make_rtl_for_nonlocal_decl): Likewise.
1498 * pt.c (instantiate_decl): Likewise.
1499 * typeck2.c (store_init_value): Likewise.
1501 2019-02-20 Jakub Jelinek <jakub@redhat.com>
1504 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
1505 for flag_syntax_only from here...
1506 * semantics.c (expand_or_defer_fn_1): ... here.
1509 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
1510 DECL_COMMON, set DECL_INTERFACE_KNOWN.
1513 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
1514 union member for -std=c++17 and earlier.
1516 2019-02-19 Jason Merrill <jason@redhat.com>
1518 PR c++/87513 - 'sorry' mangling PMF template-id.
1519 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
1521 2019-02-19 Jason Merrill <jason@redhat.com>
1523 PR c++/88380 - wrong-code with flexible array and NSDMI.
1524 * typeck2.c (process_init_constructor_record): Skip flexarrays.
1526 2019-02-20 will wray <wjwray@gmail.com>
1528 PR c++/88572 - wrong handling of braces on scalar init.
1529 * decl.c (reshape_init_r): Allow braces around scalar initializer
1530 within aggregate init. Reject double braced-init of scalar
1533 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1536 * pt.c (tsubst_init): Diagnose an initializer expanding to an
1537 empty list of expressions; tweak wrt dependent types.
1538 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
1539 instead of tsubst_expr.
1541 2019-02-19 Jason Merrill <jason@redhat.com>
1543 PR c++/88368 - wrong 'use of deleted function'
1544 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
1545 (get_defaulted_eh_spec): Call push_tinst_level.
1546 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
1547 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
1549 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
1552 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
1553 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
1555 2019-02-19 Jakub Jelinek <jakub@redhat.com>
1558 * lambda.c (maybe_generic_this_capture): Don't check
1559 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
1562 * typeck.c (build_reinterpret_cast_1): Don't handle void to
1563 && conversion go through build_target_expr_with_type.
1566 * error.c (qualified_name_lookup_error): Only call
1567 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
1569 2019-02-19 Tom Honermann <tom@honermann.net>
1571 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1573 2019-02-18 Jason Merrill <jason@redhat.com>
1575 PR c++/89336 - multiple stores in constexpr stmt.
1576 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1579 * pt.c (check_explicit_specialization): If the declarator is a
1580 template-id, only check whether the arguments are dependent.
1582 Improve duplicate [[likely]] diagnostic.
1583 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1584 to process_stmt_hotness_attribute.
1585 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1586 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1588 2019-02-17 Marek Polacek <polacek@redhat.com>
1590 PR c++/89217 - ICE with list-initialization in range-based for loop.
1591 * constexpr.c (unshare_constructor): No longer static.
1592 * cp-tree.h (unshare_constructor): Declare.
1593 * semantics.c (finish_compound_literal): When dealing with a
1594 non-dependent expression in a template, return the original
1595 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1597 2019-02-13 Marek Polacek <polacek@redhat.com>
1599 PR c++/89297 - ICE with OVERLOAD in template.
1600 * semantics.c (finish_compound_literal): Call
1601 instantiate_non_dependent_expr_sfinae.
1603 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1606 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1607 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1608 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1609 (shared_member_p): Likewise.
1610 (lookup_member): Likewise.
1611 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1612 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1613 (finish_qualified_id_expr): Do not call shared_member_p with
1617 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1618 Move cp_evaluated resetting before signature tsubsting.
1619 (gen_elem_of_pack_expansion_instantiation): Separate local
1620 specializations per index.
1622 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1625 * class.c (add_method): Drop destructor assertion.
1627 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1630 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1631 context (the first argument).
1632 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1635 2019-02-12 Jason Merrill <jason@redhat.com>
1637 PR c++/89144 - link error with constexpr initializer_list.
1638 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1639 array for an empty list.
1640 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1643 2019-02-11 Jason Merrill <jason@redhat.com>
1645 PR c++/89241 - ICE with __func__ in lambda in template.
1646 * pt.c (enclosing_instantiation_of): Also check
1647 instantiated_lambda_fn_p for the template context.
1649 2019-02-11 Marek Polacek <polacek@redhat.com>
1651 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1652 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1653 null member pointer value.
1655 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1658 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1659 to maybe_constant_value calls.
1661 2019-02-11 Marek Polacek <polacek@redhat.com>
1663 * typeck2.c (digest_init_r): Remove commented code.
1665 2019-02-11 Martin Sebor <msebor@redhat.com>
1668 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1669 for diagnostics. Call valid_array_size_p instead of error.
1670 * init.c (build_new_1): Compute size for diagnostic. Call
1671 invalid_array_size_error
1672 (build_new): Call valid_array_size_p instead of error.
1674 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1677 * call.c (compare_ics): Deal with ck_aggr in either cs.
1679 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1682 * call.c (get_location_for_expr_unwinding_for_system_header): New
1684 (conversion_null_warnings): Use it when getting locations for
1685 EXPR, effectively adding a call to
1686 get_location_for_expr_unwinding_for_system_header for
1687 -Wconversion-null and making use of EXPR_LOCATION for
1688 -Wzero-as-null-pointer-constant.
1690 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1693 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1694 PARM_DECLs of the thunk.
1695 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1697 2019-02-05 Marek Polacek <polacek@redhat.com>
1699 PR c++/89158 - by-value capture of constexpr variable broken.
1700 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1701 instead of mark_rvalue_use.
1703 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1706 * pt.c (instantiates_primary_template_p): New.
1707 (type_dependent_expression_p): Use it.
1709 2019-02-01 Jason Merrill <jason@redhat.com>
1711 PR c++/88761 - ICE with reference capture of constant.
1712 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1715 2019-02-01 Marek Polacek <polacek@redhat.com>
1717 PR c++/88325 - ICE with invalid out-of-line template member definition.
1718 * parser.c (cp_parser_class_name): Don't call make_typename_type
1721 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1724 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1725 if require_open failed.
1727 2019-01-31 Marek Polacek <polacek@redhat.com>
1729 PR c++/89083, c++/80864 - ICE with list initialization in template.
1730 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1731 instead of using build_constructor.
1732 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1733 Return the initializer for COMPOUND_LITERAL_P.
1735 PR c++/88983 - ICE with switch in constexpr function.
1736 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1737 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1738 label in the else branch if we found it in the then branch.
1740 2019-01-30 Jason Merrill <jason@redhat.com>
1742 PR c++/88752 - ICE with lambda and constexpr if.
1743 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1744 * pt.c (tsubst_lambda_expr): Set it.
1745 (instantiated_lambda_fn_p): Check it.
1746 (enclosing_instantiation_of): Use it.
1748 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1751 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1752 a C cast in pp_c_flag_gnu_v3 mode.
1754 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1757 * lambda.c (is_capture_proxy): Don't return true for
1758 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1760 2019-01-30 Marek Polacek <polacek@redhat.com>
1762 PR c++/89119 - ICE with value-initialization in template.
1763 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1765 2019-01-29 Jason Merrill <jason@redhat.com>
1767 PR c++/86943 - wrong code converting lambda to function pointer.
1768 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1769 call. Only forward parms for decltype.
1770 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1772 * typeck.c (check_return_expr): Don't mess with a thunk call.
1774 2019-01-28 Jason Merrill <jason@redhat.com>
1776 PR c++/89089 - ICE with [[no_unique_address]].
1777 PR c++/88865 - wrong layout with [[no_unique_address]].
1778 * class.c (check_field_decls): A potentially-overlapping field makes
1779 the class non-layout-POD, but not non-empty.
1780 (end_of_class): Always consider empty data members.
1781 (layout_class_type): Set DECL_SIZE for empty fields.
1783 2019-01-28 Marek Polacek <polacek@redhat.com>
1785 PR c++/88358 - name wrongly treated as type.
1786 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1787 in parameter-list is a type if the function's declarator-id is not
1790 2019-01-27 Marek Polacek <polacek@redhat.com>
1792 PR c++/88815 - narrowing conversion lost in decltype.
1793 PR c++/78244 - narrowing conversion in template not detected.
1794 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1795 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1796 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1797 * semantics.c (finish_compound_literal): When the compound literal
1798 isn't instantiation-dependent and the type isn't type-dependent,
1799 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1801 PR c++/89024 - ICE with incomplete enum type.
1802 * call.c (standard_conversion): When converting an
1803 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1805 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1808 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1809 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1812 2019-01-24 Jason Merrill <jason@redhat.com>
1814 PR c++/89001 - mangling of reference temporaries
1815 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1816 (current_ref_temp_count): New macro.
1817 * mangle.c (mangle_ref_init_variable): Use it.
1818 * typeck2.c (store_init_value): Clear it.
1819 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1822 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1825 * semantics.c (finish_omp_cancel): Diagnose more than one if
1826 on #pragma omp cancel with different modifiers. Use
1827 maybe_convert_cond when not in template or build_x_binary_op
1830 2019-01-23 Marek Polacek <polacek@redhat.com>
1832 PR c++/88757 - qualified name treated wrongly as type.
1833 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1834 in parameter-list as types if name lookup for declarator-id didn't
1835 find one or more function templates.
1837 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1840 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1841 after genericizing cond and incr expressions.
1844 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1845 before the begin_bc_block call.
1847 2019-01-21 Jason Merrill <jason@redhat.com>
1849 PR c++/87893 - constexpr ctor ICE on ARM.
1850 PR c++/88293 - ICE with comma expression.
1851 * constexpr.c (initialized_type): Don't shortcut non-void type.
1852 Handle COMPOUND_EXPR.
1853 (cxx_eval_outermost_constant_expr): Return early for void type.
1855 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1858 * optimize.c (cxx_copy_decl): New function.
1859 (clone_body): Use it instead of copy_decl_no_change.
1862 * typeck.c (cp_build_binary_op): Don't instrument
1863 SANITIZE_POINTER_COMPARE if processing_template_decl.
1864 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1866 2019-01-18 Jason Merrill <jason@redhat.com>
1868 PR c++/88875 - error with explicit list constructor.
1869 * call.c (reference_binding): Don't modify EXPR. Set
1870 need_temporary_p on the ck_user conversion for a temporary.
1871 (convert_like_real): Check it.
1873 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1877 * call.c (convert_for_arg_passing): Upate the
1878 warn_for_address_or_pointer_of_packed_member call.
1879 * typeck.c (convert_for_assignment): Likewise.
1881 2019-01-17 Jason Merrill <jason@redhat.com>
1883 PR c++/86205 - ICE with ?: of throw and template-id.
1884 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1885 * typeck.c (decay_conversion): ...here.
1886 * call.c (build_conditional_expr_1): Use it.
1888 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1889 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1891 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1893 * decl.c (grokdeclarator): Use typespec_loc in error messages
1894 about 'auto' and trailing return type.
1896 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1899 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1902 2019-01-17 Nathan Sidwell <nathan@acm.org>
1905 * semantics.c (process_outer_var_ref): Only skip dependent types
1908 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1911 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1912 * name-lookup.c (do_push_to_top_level): Save and reset it.
1913 (do_pop_from_top_level): Restore it.
1916 * pt.c (make_template_placeholder): Use auto_identifier.
1917 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1918 * error.c (dump_type): Handle template placeholders.
1919 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1922 * cvt.c (convert_to_void): Handle all cdtor calls as if
1925 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1927 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1928 error messages about ill-formed uses of mutable.
1930 2019-01-16 Marek Polacek <polacek@redhat.com>
1932 PR c++/78244 - narrowing conversion in template not detected.
1933 * call.c (perform_implicit_conversion_flags): Set
1934 IMPLICIT_CONV_EXPR_BRACED_INIT.
1935 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1936 * pt.c (tsubst_copy_and_build): Use it.
1938 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1941 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1944 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1946 * decl.c (start_decl): Improve error location.
1947 * decl2.c (grokfield): Likewise.
1949 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1951 * decl.c (grokdeclarator): Move further up the location_t loc
1952 declaration and use the location when building a TYPE_DECL for
1954 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1955 about an ill-formed bit-field as typedef.
1957 2019-01-14 Marek Polacek <polacek@redhat.com>
1959 PR c++/88830 - ICE with abstract class.
1960 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1963 PR c++/88825 - ICE with bogus function return type deduction.
1964 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1966 2019-01-14 Tom Honermann <tom@honermann.net>
1968 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1969 * cvt.c (type_promotes_to): Handle char8_t promotion.
1970 * decl.c (grokdeclarator): Handle invalid type specifier
1971 combinations involving char8_t.
1972 * lex.c (init_reswords): Add char8_t as a reserved word.
1973 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1974 * parser.c (cp_keyword_starts_decl_specifier_p)
1975 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1977 (cp_parser_string_literal): Use char8_array_type_node for the type
1979 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1981 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1982 * tree.c (char_type_p): Recognize char8_t as a character type.
1983 * typeck.c (string_conv_p): Handle conversions of u8 string
1984 literals of char8_t type.
1985 (check_literal_operator_args): Handle UDLs with u8 string literals
1987 * typeck2.c (ordinary_char_type_p): New.
1988 (digest_init_r): Disallow initializing a char array with a u8 string
1991 2019-01-14 Martin Liska <mliska@suse.cz>
1993 PR gcov-profile/88263
1994 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1995 as location of the TLS wrapper.
1997 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1999 * decl.c (cp_finish_decl): Improve error location.
2000 * decl2.c (grokfield): Likewise, improve two locations.
2002 2019-01-11 Marek Polacek <polacek@redhat.com>
2004 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
2005 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
2008 2019-01-11 Jason Merrill <jason@redhat.com>
2010 PR c++/88312 - pack expansion of decltype.
2011 * pt.c (instantiation_dependent_r): A template non-type parameter
2012 pack is instantiation-dependent.
2014 2019-01-11 Jason Merrill <jason@redhat.com>
2016 PR c++/88613 - ICE with use of const var in lambda.
2017 * expr.c (mark_use): Fix location wrapper handling.
2018 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2020 2019-01-11 Tobias Burnus <burnus@net-b.de>
2023 * decl2.c (maybe_emit_vtables): If needed, generate code for
2024 the destructor of an abstract class.
2025 (mark_used): Update comment for older function-name change.
2027 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
2029 * decl.c (start_decl): Improve error location.
2030 (grokdeclarator): Likewise, improve two locations.
2032 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
2036 * cp-tree.h: Mechanically replace "can not" with "cannot".
2037 * parser.c: Likewise.
2040 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2042 * decl.c (grok_reference_init): Improve error location.
2043 (grokdeclarator): Likewise, improve two locations.
2045 2019-01-08 Marek Polacek <polacek@redhat.com>
2047 PR c++/88538 - braced-init-list in template-argument-list.
2048 * parser.c (cp_parser_template_argument): Handle braced-init-list when
2051 PR c++/88548 - this accepted in static member functions.
2052 * parser.c (cp_debug_parser): Adjust printing of
2053 local_variables_forbidden_p.
2054 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
2055 (cp_parser_primary_expression): When checking
2056 local_variables_forbidden_p, use THIS_FORBIDDEN or
2057 LOCAL_VARS_FORBIDDEN.
2058 (cp_parser_lambda_body): Update the type of
2059 local_variables_forbidden_p. Set it to 0 rather than false.
2060 (cp_parser_condition): Adjust call to cp_parser_declarator.
2061 (cp_parser_explicit_instantiation): Likewise.
2062 (cp_parser_init_declarator): Likewise.
2063 (cp_parser_declarator): New parameter. Use it.
2064 (cp_parser_direct_declarator): New parameter. Use it to set
2065 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
2066 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
2067 (cp_parser_parameter_declaration): Likewise.
2068 (cp_parser_default_argument): Update the type of
2069 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2071 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
2072 'static' or 'friend'.
2073 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
2074 (cp_parser_late_parsing_default_args): Update the type of
2075 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2077 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
2078 (cp_parser_objc_class_ivars): Likewise.
2079 (cp_parser_objc_struct_declaration): Likewise.
2080 (cp_parser_omp_for_loop_init): Likewise.
2081 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
2083 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
2086 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2088 * decl.c (start_decl): Improve permerror location.
2090 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
2091 Jakub Jelinek <jakub@redhat.com>
2094 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
2095 fixit hint if current_class_ref is NULL. Use a single if instead of
2098 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
2100 * decl.c (start_decl): Improve two error_at locations.
2101 (expand_static_init): Likewise.
2103 2019-01-07 Marek Polacek <polacek@redhat.com>
2105 PR c++/88741 - wrong error with initializer-string.
2106 * decl.c (cp_complete_array_type): Strip any location wrappers.
2108 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
2114 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
2115 * typeck2.c (digest_init_r): Raise an error for non-static
2116 initialization of a flexible array member.
2117 (process_init_constructor, massage_init_elt,
2118 process_init_constructor_array, process_init_constructor_record,
2119 process_init_constructor_union, process_init_constructor): Add the
2120 flags parameter and pass it thru.
2121 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
2122 digest_init_flags for static decls.
2124 2019-01-07 Jakub Jelinek <jakub@redhat.com>
2127 * cp-tree.h (cp_build_vec_convert): Declare.
2128 * parser.c (cp_parser_postfix_expression): Parse
2129 __builtin_convertvector.
2130 * constexpr.c: Include fold-const-call.h.
2131 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
2132 (potential_constant_expression_1): Likewise.
2133 * semantics.c (cp_build_vec_convert): New function.
2134 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
2137 2019-01-03 Jakub Jelinek <jakub@redhat.com>
2140 * decl.c (builtin_function_1): Return result of pushdecl_top_level
2141 or pushdecl rather than decl.
2143 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
2145 * tree.c (handle_nodiscard_attribute): Improve warning location.
2147 2019-01-02 Marek Polacek <polacek@redhat.com>
2149 PR c++/88612 - ICE with -Waddress-of-packed-member.
2150 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
2151 * typeck.c (convert_for_assignment): Likewise.
2153 PR c++/88631 - CTAD failing for value-initialization.
2154 * typeck2.c (build_functional_cast): Try deducing the template
2155 arguments even if there are no arguments to deduce from.
2157 2019-01-01 Jakub Jelinek <jakub@redhat.com>
2159 Update copyright years.
2161 Copyright (C) 2019 Free Software Foundation, Inc.
2163 Copying and distribution of this file, with or without modification,
2164 are permitted in any medium without royalty provided the copyright
2165 notice and this notice are preserved.