1 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
3 * decl.c (grokdeclarator): Use id_loc in five additional places
4 in the last part of the function.
6 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
8 * decl.c (grokdeclarator): Move further up the declaration of
9 id_loc, use it immediately, update its value after the loop
10 over declarator, use it again in the final part of function;
11 improve locations of error messages about multiple data types
12 and conflicting specifiers.
14 2019-06-13 Richard Biener <rguenther@suse.de>
17 * typeck2.c (split_nonconstant_init_1): Properly count
18 num_split_elts, optimize single constructor elt removal.
20 2019-06-12 Marek Polacek <polacek@redhat.com>
22 PR c++/66999 - 'this' captured by reference.
23 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
24 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
26 PR c++/90825 - endless recursion when evaluating sizeof.
27 PR c++/90832 - endless recursion when evaluating sizeof.
28 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
29 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
30 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
31 is instantiation-dependent.
33 PR c++/90736 - bogus error with alignof.
34 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
36 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
38 PR c++/90449 - add -Winaccessible-base option.
39 * class.c (warn_about_ambiguous_bases): Changed name to:
40 maybe_warn_about_inaccessible_bases.
41 (maybe_warn_about_inaccessible_bases): Implemented new
42 Winaccessible-base warning option for both direct and virtual
44 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
47 2019-06-11 Richard Biener <rguenther@suse.de>
50 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
51 from CONSTRUCTOR by marking to remove elements and doing all
52 of them in a O(n) scan.
54 2019-06-11 Jakub Jelinek <jakub@redhat.com>
57 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
58 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
60 2019-06-11 Martin Liska <mliska@suse.cz>
63 * pt.c (init_template_processing): Disable hash table
64 sanitization for decl_specializations and type_specializations.
66 2019-06-10 Jason Merrill <jason@redhat.com>
68 * constexpr.c (free_constructor): New.
69 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
71 * constexpr.c (unshare_constructor): Only unshare if T is itself a
73 (cxx_eval_call_expression): Don't call it on the result here.
75 Reduce constexpr_call memory consumption.
76 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
78 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
79 (cxx_eval_call_expression): Adjust.
81 2019-06-10 Jakub Jelinek <jakub@redhat.com>
83 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
85 (cp_parser_omp_scan_loop_body): New function.
86 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
87 are inscan reduction clauses.
88 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
89 * semantics.c (finish_omp_clauses): Reject mixing inscan with
90 non-inscan reductions on the same construct, or inscan reductions with
91 ordered or schedule clauses, or inscan array reductions.
92 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
93 (tsubst_expr): Handle OMP_SCAN.
95 2019-06-07 Jason Merrill <jason@redhat.com>
97 * constexpr.c (cxx_eval_constant_expression): Call
98 STRIP_ANY_LOCATION_WRAPPER early.
99 [CONVERT_EXPR]: Don't build anything for conversion to void.
100 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
102 2019-06-05 Martin Sebor <msebor@redhat.com>
105 * typeck.c (maybe_warn_about_returning_address_of_local): Only
106 consider functions returning pointers as candidates for
109 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
111 * decl.c (smallest_type_location): New.
112 (check_special_function_return_type): Use it.
113 (grokdeclarator): Lkewise.
115 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
117 * decl.c (grokdeclarator): Use locations[ds_friend]
120 2019-06-05 Martin Sebor <msebor@redhat.com>
122 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
123 (convert_like_real): Same.
124 (convert_arg_to_ellipsis): Same.
125 * constexpr.c (diag_array_subscript): Same.
126 * constraint.cc (diagnose_trait_expression): Same.
127 * cvt.c (ocp_convert): Same.
128 * decl.c (start_decl): Same.
129 (check_for_uninitialized_const_var): Same.
131 (check_special_function_return_type): Same.
132 (finish_enum_value_list): Same.
133 (start_preparsed_function): Same.
134 * parser.c (cp_parser_decl_specifier_seq): Same.
135 * typeck.c (cp_build_binary_op): Same.
136 (build_static_cast_1): Same.
138 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
140 PR c++/63149 - Wrong auto deduction from braced-init-list.
141 * pt.c (listify_autos): use non cv qualified auto_node in
142 std::initializer_list<auto>.
144 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
146 * decl.c (grokdeclarator): Use declarator->id_loc in two
149 2019-06-04 Nathan Sidwell <nathan@acm.org>
151 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
152 and namespace scopes separately.
154 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
156 PR c++/60531 - Wrong error about unresolved overloaded function
157 * typeck.c (cp_build_binary_op): See if overload can be resolved.
158 (cp_build_unary_op): Ditto.
160 2019-06-04 Jason Merrill <jason@redhat.com>
162 Reduce accumulated garbage in constexpr evaluation.
163 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
165 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
168 2019-06-04 Jakub Jelinek <jakub@redhat.com>
170 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
171 instead of only up to linear.
173 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
175 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
178 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
181 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
183 2019-05-31 Nathan Sidwell <nathan@acm.org>
185 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
187 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
188 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
189 (make_lambda_name): Don't declare.
190 * error.c (dump_aggr_type): Check for lambdas before other
192 * lambda.c (begin_lambda_type): Use make_anon_name.
193 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
194 * mangle.c (write_local_name): Likewise.
195 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
197 2019-05-30 Marek Polacek <polacek@redhat.com>
199 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
201 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
203 * decl.c (grokdeclarator): Use declarator->id_loc in five
206 2019-05-29 Jakub Jelinek <jakub@redhat.com>
209 * tree.c (lvalue_kind): Return clk_none for expressions with
212 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
215 * parser.c (cp_parser_sizeof_operand): When the type-id production
216 did not work out commit to the tentative parse.
218 2019-05-29 Jakub Jelinek <jakub@redhat.com>
220 P1091R3 - Extending structured bindings to be more like var decls
221 P1381R1 - Reference capture of structured bindings
222 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
224 (cp_finish_decomp): Copy over various decl properties from decl to
225 v[i] in the tuple case.
226 (grokdeclarator): Allow static, thread_local and __thread for C++2a
227 and use pedwarn instead of error for older standard revisions.
228 Make other structured binding diagnostic messages more i18n friendly.
230 2019-05-28 Nathan Sidwell <nathan@acm.org>
232 * decl.c (duplicate_decls): Assert a template newdecl has no
235 2019-05-28 Marek Polacek <polacek@redhat.com>
237 PR c++/90548 - ICE with generic lambda and empty pack.
238 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
240 2019-05-28 Nathan Sidwell <nathan@acm.org>
242 * cp-tree.h (make_anon_name): Drop declaration.
243 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
244 * cp-lang.c (cxx_dwarf_name): Likewise.
245 * class.c (find_flexarrays): Likewise.
246 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
247 * error.c (dump_aggr_type): Likewise.
248 * pt.c (push_template_decl_real): Likewise.
249 * name-lookup.c (consider_binding_level): Likewise.
250 (anon_cnt, make_anon_name): Delete.
252 2019-05-25 Marek Polacek <polacek@redhat.com>
254 PR c++/90572 - wrong disambiguation in friend declaration.
255 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
256 typename for friend declarations.
258 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
260 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
262 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
263 was resolved by r254694.
265 2019-05-22 Jason Merrill <jason@redhat.com>
267 PR c++/20408 - unnecessary code for empty struct.
268 * call.c (build_call_a): Use simple_empty_class_p.
270 PR c++/86485 - -Wmaybe-unused with empty class ?:
271 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
273 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
275 * parser.c (cp_parser_template_declaration_after_parameters): Use
276 DECL_SOURCE_LOCATION in literal operator template errors.
278 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
282 * call.c (build_over_call): Devirtualize when the final overrider
285 2019-05-21 Nathan Sidwell <nathan@acm.org>
287 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
289 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
290 calls. Remove stray FIXME comment.
292 * name-lookup.h (struct cp_binding_level): Drop usings field.
293 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
294 (finish_nonmember_using_decl): ... this.
295 * name-lookup.c (push_using_decl_1, push_using_decl):
296 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
297 (validate_nonmember_using_decl, finish_namespace_using_decl)
298 (finish_local_using_decl): Replace with ...
299 (finish_nonmember_using_decl): ... this. Drop DECL parm.
300 * parser.c (cp_parser_using_declaration): Don't do lookup here.
301 * pt.c (tsubst_expr): Do not do using decl lookup here.
303 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
305 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
307 2019-05-20 Marek Polacek <polacek@redhat.com>
309 CWG 2094 - volatile scalars are trivially copyable.
311 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
314 2019-05-20 Marek Polacek <polacek@redhat.com>
316 * pt.c (convert_template_argument): Add a diagnostic for the
317 [temp.arg]/2 ambiguity case.
319 * name-lookup.c (finish_using_directive): Don't issue inform() if the
320 warning didn't trigger. Add quoting. Tweak the inform message.
322 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
324 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
326 2019-05-20 Nathan Sidwell <nathan@acm.org>
328 * name-lookup.c (finish_namespace_using_directive)
329 (finish_local_using_directive): Merge to ...
330 (finish_using_directive): ... here. Handle both contexts.
331 * name-lookup.h (finish_namespace_using_directive)
332 (finish_local_using_directive): Replace with ...
333 (finish_using_directive): ... this.
334 * parser.c (cp_parser_using_directive): Adjust.
335 * pt.c (tsubst_expr): Likewise.
337 * cp-tree.h (struct lang_decl_ns): Remove usings field.
338 (DECL_NAMESPACE_USING): Delete.
339 * name-lookup.c (name_lookup::search_usings): Use namespace's
341 (name_lookup::queue_namespae): Likewise.
342 (finish_namespace_using_directive, push_namespace): Likewise.
343 (has_using_namespace_std_directive): Just search the entire
346 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
348 PR c++/90532 Ensure __is_constructible(T[]) is false
349 * method.c (is_xible_helper): Return error_mark_node for construction
350 of an array of unknown bound.
352 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
355 * parser.c (cp_finalize_oacc_routine): Rework checking if already
356 marked with an OpenACC 'routine' directive.
359 * parser.c (cp_parser_oacc_routine)
360 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
361 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
364 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
365 clauses from "omp declare target" attribute.
367 2019-05-16 Martin Sebor <msebor@redhat.com>
369 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
371 (print_z_candidates): Same.
372 (build_conditional_expr_1): Quote keywords, operators, and types
374 (build_op_delete_call): Same.
375 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
377 (convert_like_real): Same.
378 (convert_arg_to_ellipsis): Quote keywords, operators, and types
380 (build_over_call): Same.
381 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
383 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
384 (cxx_eval_constant_expression): Quote keywords, operators, and types
386 (potential_constant_expression_1): Same.
387 * cp-gimplify.c (cp_genericize_r): Same.
388 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
390 (type_promotes_to): Same.
391 * decl.c (check_previous_goto_1): Same.
394 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
395 (grok_op_properties): Quote keywords, operators, and types
397 * decl2.c (grokfield): Same.
398 (coerce_delete_type): Same.
399 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
400 * friend.c (do_friend): Quote C++ tokens.
401 * init.c (build_new_1): Quote keywords, operators, and types
403 (build_vec_delete_1): Same.
404 (build_delete): Same.
405 * lex.c (parse_strconst_pragma): Same.
406 (handle_pragma_implementation): Same.
407 (unqualified_fn_lookup_error): Same.
408 * mangle.c (write_type): Same.
409 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
410 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
411 (pop_everything): Same.
412 * parser.c (cp_lexer_start_debugging): Quote a macro name.
414 (cp_lexer_stop_debugging): Same.
415 (cp_parser_userdef_numeric_literal): Quote a C++ header name
417 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
418 and types in diagnostics.
419 (cp_parser_question_colon_clause): Same.
420 (cp_parser_asm_definition): Same.
421 (cp_parser_init_declarator): Same.
422 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
423 a sentence in a diagnostic.
424 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
426 (cp_parser_transaction): Same.
427 * pt.c (maybe_process_partial_specialization): Replace second call
428 to permerror with inform for consistency with other uses.
429 (expand_integer_pack): Quote keywords, operators, and types
431 * rtti.c (get_typeid): Quote keywords, operators, and types
433 (build_dynamic_cast_1): Same.
434 * semantics.c (finish_asm_stmt): Same.
435 (finish_label_decl): Same.
436 (finish_bases): Same.
437 (finish_offsetof): Same.
438 (cp_check_omp_declare_reduction): Same.
439 (finish_decltype_type): Same.
440 * tree.c (handle_init_priority_attribute): Same. Add detail
442 (maybe_warn_zero_as_null_pointer_constant): Same.
443 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
445 (cp_build_unary_op): Same.
446 (check_for_casting_away_constness): Same.
447 (build_static_cast): Same.
448 (build_const_cast_1): Same.
449 (maybe_warn_about_returning_address_of_local): Same.
450 (check_return_expr): Same.
451 * typeck2.c (abstract_virtuals_error_sfinae): Same.
452 (digest_init_r): Replace a tab with spaces in a diagnostic.
453 (build_functional_cast): Quote keywords, operators, and types
456 2019-05-15 Jakub Jelinek <jakub@redhat.com>
459 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
460 before the condition (or if missing or constant non-zero at the end
461 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
462 if any. Don't call protected_set_expr_location on incr if it already
465 2019-05-15 Marek Polacek <polacek@redhat.com>
467 CWG 2096 - constraints on literal unions.
468 * class.c (check_field_decls): Initialize booleans directly. A union
469 is literal if at least one of its non-static data members is of
470 non-volatile literal type.
472 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
474 * cp-tree.h (REFERENCE_VLA_OK): Remove.
475 * lambda.c (build_capture_proxy): Remove use of the above.
477 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
479 * call.c (perform_overload_resolution, build_new_method_call_1):
480 Use OVL_P; remove redundant TEMPLATE_DECL checks.
481 * decl.c (grokfndecl): Likewise.
482 * mangle.c (write_expression): Likewise.
483 * parser.c (cp_parser_template_id): Likewise.
484 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
486 * search.c (build_baselink): Likewise.
487 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
489 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
491 PR preprocessor/90382
492 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
495 2019-05-13 Jason Merrill <jason@redhat.com>
497 Use releasing_vec more broadly.
498 * cp-tree.h (struct releasing_vec): Replace get_ref method with
500 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
501 Forwarding functions for releasing_vec.
502 (release_tree_vector): Declare but don't define.
503 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
504 (perform_direct_initialization_if_possible): Use releasing_vec.
505 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
507 * cp-gimplify.c (cp_fold): Likewise.
508 * cvt.c (force_rvalue, ocp_convert): Likewise.
509 * decl.c (get_tuple_decomp_init): Likewise.
510 * except.c (build_throw): Likewise.
511 * init.c (perform_member_init, expand_default_init): Likewise.
512 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
513 * parser.c (cp_parser_userdef_char_literal)
514 (cp_parser_userdef_numeric_literal)
515 (cp_parser_userdef_string_literal)
516 (cp_parser_perform_range_for_lookup)
517 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
518 (cp_parser_omp_for_loop_init): Likewise.
519 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
520 * semantics.c (calculate_direct_bases, calculate_bases)
521 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
522 (finish_omp_taskyield, finish_omp_cancel)
523 (finish_omp_cancellation_point): Likewise.
524 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
525 (build_min_non_dep_op_overload): Likewise.
526 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
527 (cp_build_modify_expr): Likewise.
528 * typeck2.c (build_functional_cast): Likewise.
530 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
532 * typeck.c (cp_build_function_call_vec): When mark_used fails
533 unconditionally return error_mark_node.
535 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
537 * decl.c (grokvardecl): Use an accurate location in error message
538 about main as a global variable.
540 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
542 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
543 * cp-gimplify.c (cp_fold): Likewise.
544 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
545 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
546 * cvt.c (perform_qualification_conversions): Likewise.
547 * decl.c (grokdeclarator): Likewise.
548 * decl2.c (build_memfn_type): Likewise.
549 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
550 * parser.c (cp_parser_omp_declare_reduction): Likewise.
551 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
552 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
553 * rtti.c (ptr_initializer): Likewise.
554 * semantics.c (finish_asm_stmt, finish_offsetof,
555 cp_check_omp_declare_reduction): Likewise.
556 * tree.c (cp_build_qualified_type_real,
557 cp_build_type_attribute_variant, cxx_type_hash_eq,
558 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
559 * typeck.c (structural_comptypes, convert_arguments,
560 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
561 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
564 2019-05-10 Marek Polacek <polacek@redhat.com>
566 PR c++/78010 - bogus -Wsuggest-override warning on final function.
567 * class.c (check_for_override): Don't warn for final functions.
569 2019-05-10 Jakub Jelinek <jakub@redhat.com>
572 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
573 c-family/c-cppbuiltin.c.
575 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
579 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
581 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
584 2019-05-08 Nathan Sidwell <nathan@acm.org>
586 Kill DECL_SAVED_FUNCTION_DATA .
587 * cp-tree.h (language_function): Remove x_auto_return_pattern.
588 (current_function_auto_return_pattern): Delete.
589 (lang_decl_fn): Replace saved_language_function with
590 saved_auto_return type.
591 (DECL_SAVED_FUNCTION_DATA): Delete.
592 (DECL_SAVED_AUTO_RETURN_TYPE): New.
593 (FNDECL_USED_AUTO): Correct documentation.
594 * decl.c (duplicate_decls): Adjust AUTO return handling.
595 (start_preparsed_function): Replace
596 current_function_auto_return_pattern with
597 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
599 (finish_function): Likewise.
600 (save_function_data): Delete.
601 (fndecl_declared_return_type): Reimplement.
602 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
603 * method.c (make_thunk, make_alias_for): Likewise.
604 * parser.c (cp_parser_jump_statement): Likewise.
605 * pt.c (do_auto_deduction): Likewise.
606 * typeck.c (check_return_expr): Likewise.
608 2019-05-06 Jason Merrill <jason@redhat.com>
610 PR c++/90171 - reorganize usual_deallocation_fn_p
611 * call.c (struct dealloc_info): New.
612 (usual_deallocation_fn_p): Take a dealloc_info*.
613 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
614 (build_op_delete_call): Adjust.
616 2019-05-07 Jason Merrill <jason@redhat.com>
618 PR c++/86485 - -Wmaybe-unused with empty class ?:
619 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
621 * pt.c (type_dependent_expression_p): A non-type template parm with
622 a placeholder type is type-dependent.
624 2019-05-06 Marek Polacek <polacek@redhat.com>
626 PR c++/90265 - ICE with generic lambda.
627 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
628 element in the vector.
630 2019-05-03 Martin Liska <mliska@suse.cz>
632 * call.c (build_aggr_conv): Use is_empty instead of
633 elements () == 0 (and similar usages).
634 * parser.c (cp_parser_lambda_introducer): Likewise.
636 2019-05-02 Nathan Sidwell <nathan@acm.org>
638 * semantics.c (finish_id_expression_1): Remove unreachable code.
640 2019-05-01 Nathan Sidwell <nathan@acm.org>
642 * name-lookup.h (get_class_binding_direct): Change final arg to
644 (get_class_binding): Likewise.
645 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
646 arg with WANT_TYPE bool. Simplify.
647 (get_class_binding): Adjust final arg.
648 * decl.c (reshape_init_class): Adjust get_class_binding calls.
650 2019-04-30 Nathan Sidwell <nathan@acm.org>
652 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
653 nodes. Call c_common_init_ts.
655 2019-04-29 Nathan Sidwell <nathan@acm.org>
657 * decl.c (duplicate_decls): Add whitespace, move comments into
659 * method.c (explain_implicit_non_constexpr): Refactor.
660 * pt.c (check_explicit_specialization): Fix indentation.
661 * semantics.c (process_outer_var_ref): Reformat.
662 (finish_id_expression_1): Use STRIP_TEMPLATE.
664 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
666 PR c++/90243 - orphaned note in uninstantiated constexpr function
667 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
670 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
673 * decl.c (grokdeclarator): Set type to error_mark_node
674 upon error about template placeholder type non followed
675 by a simple declarator-id.
677 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
679 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
682 2019-04-24 Jason Merrill <jason@redhat.com>
684 PR c++/90227 - error with template parameter packs.
685 * pt.c (coerce_template_parms): Do add empty pack when
688 2019-04-24 Richard Biener <rguenther@suse.de>
690 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
691 (conversion_null_warnings): Likewise.
692 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
693 early if type1 == type2.
695 2019-04-22 Jason Merrill <jason@redhat.com>
697 PR c++/87366 - wrong error with alias template.
698 * typeck.c (structural_comptypes): When comparing_specializations,
700 (comptypes): When comparing_specializations, do structural
703 2019-04-19 Jason Merrill <jason@redhat.com>
705 PR c++/90190 - CTAD with list-constructor.
706 * pt.c (do_class_deduction): Don't try the single element deduction
707 if the single element is also a braced list.
709 PR c++/90171 - ICE with destroying delete with size_t parm.
710 * call.c (sized_deallocation_fn_p): New. Use it instead of
711 second_parm_is_size_t in most cases.
712 (second_parm_is_size_t): Don't check for aligned.
714 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
717 * pt.c (fn_type_unification): When handling null explicit
718 arguments do not special case non-parameter packs.
720 2019-04-19 Jakub Jelinek <jakub@redhat.com>
723 * pt.c (process_template_parm): Set decl to pushdecl result. If
724 !is_non_type, also set parm to that.
727 * decl.c (struct cp_switch): Remove outside_range_p member.
728 (push_switch): Don't clear it.
729 (pop_switch): Adjust c_do_switch_warnings caller.
730 (finish_case_label): Adjust c_add_case_label caller.
733 * decl.c (duplicate_decls): If remove is main variant and
734 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
735 variant that has newdecl as TYPE_NAME if any.
737 2019-04-18 Jason Merrill <jason@redhat.com>
739 PR c++/87554 - ICE with extern template and reference member.
740 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
742 2019-04-17 Jason Merrill <jason@redhat.com>
744 PR c++/90047 - ICE with enable_if alias template.
745 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
746 hash table when we're in SFINAE context.
748 2019-04-17 Marek Polacek <polacek@redhat.com>
750 PR c++/90124 - bogus error with incomplete type in decltype.
751 * typeck.c (build_class_member_access_expr): Check
752 cp_unevaluated_operand.
754 2019-04-12 Jakub Jelinek <jakub@redhat.com>
757 * decl.c (duplicate_decls): When newdecl's type is its main variant,
758 don't try to remove it from the variant list, but instead assert
761 2019-04-12 Martin Sebor <msebor@redhat.com>
765 * parser.c (cp_parser_has_attribute_expression): Handle assignment
768 2019-04-12 Jason Merrill <jason@redhat.com>
770 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
773 2019-04-12 Marek Polacek <polacek@redhat.com>
775 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
776 instead of perform_implicit_conversion_flags.
778 PR c++/87603 - constexpr functions are no longer noexcept.
779 * constexpr.c (is_sub_constant_expr): Remove unused function.
780 * cp-tree.h (is_sub_constant_expr): Remove declaration.
781 * except.c (check_noexcept_r): Don't consider a call to a constexpr
784 2019-04-11 Jakub Jelinek <jakub@redhat.com>
787 * parser.h (struct cp_parser): Add
788 type_definition_forbidden_message_arg member.
789 * parser.c (cp_debug_parser): Print it.
790 (cp_parser_check_type_definition): Pass
791 parser->type_definition_forbidden_message_arg as second argument to
793 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
794 parser->type_definition_forbidden_message_arg and use G_() with
795 %qs for parser->type_definition_forbidden_message instead of
796 building untranslatable message using concat.
798 2019-04-09 Jakub Jelinek <jakub@redhat.com>
801 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
803 2019-04-08 Marek Polacek <polacek@redhat.com>
805 * typeck2.c (digest_init_r): Don't condition the object slicing warning
808 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
811 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
812 when maybe_instantiate_noexcept fails.
813 (classtype_has_nothrow_assign_or_copy_p): Likewise.
814 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
815 to build_exception_variant.
817 2019-04-05 Marek Polacek <polacek@redhat.com>
819 PR c++/87145 - bogus error converting class type in template arg list.
820 * pt.c (convert_nontype_argument): Don't call
821 build_converted_constant_expr if it could involve calling a conversion
822 function with a instantiation-dependent constructor as its argument.
824 2019-04-05 Martin Sebor <msebor@redhat.com>
827 * decl.c (reshape_init_array_1): Avoid treating empty strings
828 as zeros in array initializers.
829 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
831 2019-04-04 Jason Merrill <jason@redhat.com>
833 PR c++/89948 - ICE with break in statement-expr.
834 * constexpr.c (cxx_eval_statement_list): Jumping out of a
835 statement-expr is non-constant.
837 2019-04-04 Jason Merrill <jason@redhat.com>
839 PR c++/89966 - error with non-type auto tparm.
840 * pt.c (do_auto_deduction): Clear tf_partial.
842 2019-04-04 Jason Merrill <jason@redhat.com>
844 PR c++/86986 - ICE with TTP with parameter pack.
845 * pt.c (coerce_template_parameter_pack): Only look at the type of a
846 non-type parameter pack.
847 (fixed_parameter_pack_p_1): Don't recurse into the type of a
848 non-type parameter pack.
849 (coerce_template_template_parms): Call add_outermost_template_args.
851 2019-04-04 Martin Sebor <msebor@redhat.com>
857 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
858 from arrays of trivial type and known size.
859 * mangle.c (write_expression): Convert braced initializer lists
861 (write_expression): Trim trailing zero-initializers from arrays
863 (write_template_arg_literal): Mangle strings the same as braced
866 2019-04-03 Jason Merrill <jason@redhat.com>
868 PR c++/81866 - ICE with member template and default targ.
869 * pt.c (tsubst_template_decl): Handle getting a type from
870 retrieve_specialization.
872 PR c++/86586 - -fcompare-debug=-Wsign-compare.
873 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
875 PR c++/89331 - ICE with offsetof in incomplete class.
876 * semantics.c (finish_offsetof): Handle error_mark_node.
877 * typeck.c (build_class_member_access_expr): Call
878 complete_type_or_maybe_complain before converting to base.
880 PR c++/89917 - ICE with lambda in variadic mem-init.
881 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
883 2019-04-01 Jason Merrill <jason@redhat.com>
885 PR c++/86946 - ICE with function call in template argument.
887 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
890 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
893 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
895 2019-03-31 Marek Polacek <polacek@redhat.com>
897 PR c++/89852 - ICE with C++11 functional cast with { }.
898 * constexpr.c (fold_non_dependent_expr_template): New static function
900 (fold_non_dependent_expr): ...here.
901 (fold_non_dependent_init): New function.
902 * cp-tree.h (fold_non_dependent_init): Declare.
903 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
904 of fold_non_dependent_expr. Don't call maybe_constant_init.
906 2019-03-30 Jason Merrill <jason@redhat.com>
908 PR c++/89744 - ICE with specialization of member class template.
909 * pt.c (lookup_template_class_1): If the partial instantiation is
910 explicitly specialized, adjust.
911 (maybe_process_partial_specialization): Also adjust
914 2019-03-29 Jakub Jelinek <jakub@redhat.com>
917 * typeck.c: Include gimplify.h.
918 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
919 for second time. Formatting fixes.
921 2019-03-29 Marek Polacek <polacek@redhat.com>
923 PR c++/89876 - ICE with deprecated conversion.
924 * call.c (convert_like_real): Only give warnings with tf_warning.
926 2019-03-28 Marek Polacek <polacek@redhat.com>
928 PR c++/89612 - ICE with member friend template with noexcept.
929 * pt.c (maybe_instantiate_noexcept): For function templates, use their
930 template result (function decl). Don't set up local specializations.
931 Temporarily turn on processing_template_decl. Update the template type
934 PR c++/89836 - bool constant expression and explicit conversions.
935 * call.c (build_converted_constant_expr_internal): New function,
937 (build_converted_constant_expr): ...this. New.
938 (build_converted_constant_bool_expr): New.
939 * cp-tree.h (build_converted_constant_bool_expr): Declare.
940 * decl.c (build_explicit_specifier): Call
941 build_converted_constant_bool_expr.
943 2019-03-28 Jakub Jelinek <jakub@redhat.com>
946 * constexpr.c (struct check_for_return_continue_data): New type.
947 (check_for_return_continue): New function.
948 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
949 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
950 in loop bodies and set *jump_target to that if found.
952 2019-03-27 Jason Merrill <jason@redhat.com>
954 PR c++/89831 - error with qualified-id in const member function.
955 * semantics.c (finish_non_static_data_member): Use object cv-quals
958 PR c++/89421 - ICE with lambda in template parameter list.
959 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
960 template parameter list before C++20.
961 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
962 * semantics.c (begin_class_definition): Restore error about defining
963 non-lambda class in template parm list.
965 2019-03-26 Jason Merrill <jason@redhat.com>
967 PR c++/86932 - missed SFINAE with empty pack.
968 * pt.c (coerce_template_parms): Don't add an empty pack if
970 (fn_type_unification): Pass tf_partial to coerce_template_parms.
972 PR c++/86429 - constexpr variable in lambda.
975 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
976 try evaluating the captured variable directly.
978 2019-03-26 Jakub Jelinek <jakub@redhat.com>
981 * semantics.c (finish_omp_atomic): Add warning_sentinel for
982 -Wunused-value around finish_expr_stmt call.
984 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
988 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
989 to undo the disabling of warnings.
991 2019-03-25 Jason Merrill <jason@redhat.com>
993 PR c++/87748 - substitution failure error with decltype.
994 * pt.c (most_specialized_partial_spec): Clear
995 processing_template_decl.
997 2019-03-25 Marek Polacek <polacek@redhat.com>
999 PR c++/89214 - ICE when initializing aggregates with bases.
1000 * typeck2.c (digest_init_r): Warn about object slicing instead of
1003 PR c++/89705 - ICE with reference binding with conversion function.
1004 * call.c (reference_binding): If the result of the conversion function
1005 is a prvalue of non-class type, use the cv-unqualified type.
1007 2019-03-25 Nathan Sidwell <nathan@acm.org>
1009 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
1011 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1014 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
1015 (maybe_get_tls_wrapper_call): Declare.
1016 * decl2.c (get_tls_wrapper_fn): Make static.
1017 (maybe_get_tls_wrapper_call): New function.
1018 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
1020 * semantics.c (finish_qualified_id_expr): Likewise.
1021 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
1022 * pt.c (tsubst_copy_and_build): Likewise.
1025 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
1026 (cxx_eval_constant_expression): When not skipping, not constant class
1027 or location wrapper, increment *ctx->constexpr_ops_count and if it is
1028 above constexpr_loop_nest_limit, diagnose failure.
1029 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
1030 initialize ctx.constexpr_ops_count to its address.
1031 (is_sub_constant_expr): Likewise.
1033 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1036 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
1037 hash_set<tree, true> &, adjust uses accordingly.
1038 (build_aggr_conv): Change pset from hash_set<tree> *
1039 to hash_set<tree, true>. Replace goto fail; with return NULL;,
1043 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
1044 variables, check for duplicates in this function.
1045 * lambda.c (add_capture): Don't check for duplicates nor use
1047 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
1049 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1052 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
1053 error_mark_node to comp_except_specs.
1055 2019-03-20 Jason Merrill <jason@redhat.com>
1057 PR c++/87480 - decltype of member access in default template arg
1058 * pt.c (type_unification_real): Accept a dependent result in
1061 2019-03-19 Martin Sebor <msebor@redhat.com>
1063 PR tree-optimization/89688
1064 * typeck2.c (store_init_value): Call braced_lists_to_string for more
1065 kinds of initializers.
1067 2019-03-18 Jason Merrill <jason@redhat.com>
1069 PR c++/89630 - ICE with dependent using-decl as template arg.
1070 * tree.c (cp_tree_equal): Always return false for USING_DECL.
1072 PR c++/89761 - ICE with sizeof... in pack expansion.
1073 * pt.c (argument_pack_element_is_expansion_p): Handle
1074 ARGUMENT_PACK_SELECT.
1076 PR c++/89640 - GNU attributes on lambda.
1077 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
1079 PR c++/89682 - wrong access error in default argument.
1080 * pt.c (tsubst_default_argument): Don't defer access checks.
1082 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
1085 * semantics.c (finish_non_static_data_member): Check return value
1086 of context_for_name_lookup and immediately return error_mark_node
1089 2019-03-17 Jason Merrill <jason@redhat.com>
1091 PR c++/89571 - ICE with ill-formed noexcept on constructor.
1092 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
1093 (regenerate_decl_from_template): Use it for noexcept-specs.
1095 2019-03-14 Jason Merrill <jason@redhat.com>
1097 * parser.c (cp_parser_decl_specifier_seq): Support C++20
1098 concept-definition syntax without 'bool'.
1100 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1103 * semantics.c (finish_qualified_id_expr): Reject variable templates.
1106 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
1107 hash_set<tree> to vec<tree>.
1108 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
1110 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
1111 removal of SAVE_EXPRs from values.
1112 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
1113 method on save_exprs instead of add.
1115 2019-03-13 Jason Merrill <jason@redhat.com>
1117 PR c++/86521 - C++17 copy elision in initialization by constructor.
1118 * call.c (joust_maybe_elide_copy): New.
1121 2019-03-13 Marek Polacek <polacek@redhat.com>
1123 PR c++/88979 - further P0634 fix for constructors.
1124 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
1125 cp_parser_constructor_declarator_p.
1126 (cp_parser_direct_declarator): Allow missing typename for constructor
1128 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
1129 cp_parser_type_specifier.
1131 PR c++/89686 - mixing init-capture and simple-capture in lambda.
1132 * parser.c (cp_parser_lambda_introducer): Give error when combining
1133 init-capture and simple-capture.
1135 PR c++/89660 - bogus error with -Wredundant-move.
1136 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
1137 as the std::move's argument. Don't call convert_for_initialization
1138 when warn_redundant_move isn't on.
1140 2019-03-11 Jason Merrill <jason@redhat.com>
1142 PR c++/86521 - wrong overload resolution with ref-qualifiers.
1143 * call.c (build_user_type_conversion_1): Don't use a conversion to a
1144 reference of the wrong rvalueness for direct binding.
1146 2019-03-11 Martin Liska <mliska@suse.cz>
1148 * cvt.c (build_expr_type_conversion): Wrap apostrophes
1149 in gcc internal format with %'.
1150 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
1151 (grokfndecl): Likewise.
1152 * name-lookup.c (do_pushtag): Likewise.
1153 * pt.c (unify_parameter_deduction_failure): Likewise.
1154 (unify_template_deduction_failure): Likewise.
1156 2019-03-11 Martin Liska <mliska@suse.cz>
1158 * call.c (convert_arg_to_ellipsis): Wrap an option name
1159 in a string format message and fix GNU coding style.
1160 (build_over_call): Likewise.
1161 * class.c (check_field_decl): Likewise.
1162 (layout_nonempty_base_or_field): Likewise.
1163 * constexpr.c (cxx_eval_loop_expr): Likewise.
1164 * cvt.c (type_promotes_to): Likewise.
1165 * decl.c (cxx_init_decl_processing): Likewise.
1166 (mark_inline_variable): Likewise.
1167 (grokdeclarator): Likewise.
1168 * decl2.c (record_mangling): Likewise.
1169 * error.c (maybe_warn_cpp0x): Likewise.
1170 * except.c (doing_eh): Likewise.
1171 * mangle.c (maybe_check_abi_tags): Likewise.
1172 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1173 (cp_parser_userdef_numeric_literal): Likewise.
1174 (cp_parser_primary_expression): Likewise.
1175 (cp_parser_unqualified_id): Likewise.
1176 (cp_parser_pseudo_destructor_name): Likewise.
1177 (cp_parser_builtin_offsetof): Likewise.
1178 (cp_parser_lambda_expression): Likewise.
1179 (cp_parser_lambda_introducer): Likewise.
1180 (cp_parser_lambda_declarator_opt): Likewise.
1181 (cp_parser_selection_statement): Likewise.
1182 (cp_parser_init_statement): Likewise.
1183 (cp_parser_decomposition_declaration): Likewise.
1184 (cp_parser_function_specifier_opt): Likewise.
1185 (cp_parser_static_assert): Likewise.
1186 (cp_parser_simple_type_specifier): Likewise.
1187 (cp_parser_namespace_definition): Likewise.
1188 (cp_parser_using_declaration): Likewise.
1189 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
1190 (cp_parser_initializer_list): Likewise.
1191 (cp_parser_type_parameter_key): Likewise.
1192 (cp_parser_member_declaration): Likewise.
1193 (cp_parser_try_block): Likewise.
1194 (cp_parser_std_attribute_spec): Likewise.
1195 (cp_parser_requires_clause_opt): Likewise.
1196 * pt.c (check_template_variable): Likewise.
1197 (check_default_tmpl_args): Likewise.
1198 (push_tinst_level_loc): Likewise.
1199 (instantiate_pending_templates): Likewise.
1200 (invalid_nontype_parm_type_p): Likewise.
1201 * repo.c (get_base_filename): Likewise.
1202 * rtti.c (typeid_ok_p): Likewise.
1203 (build_dynamic_cast_1): Likewise.
1204 * tree.c (maybe_warn_parm_abi): Likewise.
1206 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1209 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
1210 one space before " at the end of line and another after " on another
1211 line in a string literal.
1213 PR tree-optimization/89550
1214 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
1215 warning_at returned true.
1216 * decl2.c (c_parse_final_cleanups): Likewise.
1217 * typeck.c (convert_for_assignment): Likewise.
1218 * decl.c (finish_function): Likewise.
1221 * parser.c (cp_parser_asm_definition): Just warn instead of error
1222 on volatile qualifier outside of function body.
1225 * constexpr.c (potential_constant_expression_1): Reject
1226 REINTERPRET_CAST_P NOP_EXPRs.
1229 * call.c (joust): Call print_z_candidate only if pedwarn returned
1232 2019-03-07 Jason Merrill <jason@redhat.com>
1234 PR c++/88123 - lambda and using-directive.
1235 * name-lookup.c (op_unqualified_lookup)
1236 (maybe_save_operator_binding, discard_operator_bindings)
1237 (push_operator_bindings): New.
1238 * typeck.c (build_x_binary_op, build_x_unary_op): Call
1239 maybe_save_operator_binding.
1240 * decl.c (start_preparsed_function): Call push_operator_bindings.
1241 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
1243 PR c++/88820 - ICE with CTAD and member template used in DMI.
1244 * pt.c (do_class_deduction): Handle parm used as its own arg.
1246 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1249 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
1250 at toplevel, but diagnose them.
1252 2019-03-06 Jason Merrill <jason@redhat.com>
1254 PR c++/89381 - implicit copy and using-declaration.
1255 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
1256 op= brought in by a using-declaration.
1258 2019-03-06 Jakub Jelinek <jakub@redhat.com>
1261 * init.c (build_value_init_noctor): Ignore flexible array members.
1263 2019-03-06 Jason Merrill <jason@redhat.com>
1265 PR c++/89576 - if constexpr of lambda capture.
1266 * semantics.c (maybe_convert_cond): Do convert a non-dependent
1267 condition in a template.
1268 * typeck.c (condition_conversion): Handle being called in a
1271 2019-03-06 Marek Polacek <polacek@redhat.com>
1273 PR c++/87378 - bogus -Wredundant-move warning.
1274 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
1275 overload resolution would actually succeed.
1277 2019-03-05 Jason Merrill <jason@redhat.com>
1279 * class.c (is_really_empty_class): Add ignore_vptr parm.
1280 (trivial_default_constructor_is_constexpr): Pass it.
1281 * call.c (build_over_call): Pass it.
1282 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
1283 checking TYPE_POLYMORPHIC_P.
1284 (cxx_eval_component_reference, potential_constant_expression_1):
1286 * cp-gimplify.c (simple_empty_class_p): Pass it.
1287 * init.c (expand_aggr_init_1): Pass it.
1289 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
1292 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
1294 2019-03-04 Jakub Jelinek <jakub@redhat.com>
1297 * call.c (field_in_pset): New function.
1298 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
1300 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1303 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
1304 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
1305 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
1306 (cp_parser_initializer_list): Add designated parameter, set *designated
1307 to a bool whether any designators were parsed.
1308 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
1310 * pt.c (tsubst_copy_and_build): Likewise.
1311 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
1312 don't call build_list_conv, nor build_complex_conv, nor attempt to
1313 convert a single element initializer to scalar.
1315 2019-03-01 Marek Polacek <polacek@redhat.com>
1317 PR c++/89537 - missing location for error with non-static member fn.
1318 * call.c (resolve_args): Use EXPR_LOCATION.
1319 * typeck.c (build_class_member_access_expr): Use input_location.
1321 PR c++/89532 - ICE with incomplete type in decltype.
1322 * semantics.c (finish_compound_literal): Return error_mark_node
1323 if digest_init_flags returns error_mark_node.
1325 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1327 Implement P1002R1, Try-catch blocks in constexpr functions
1329 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
1330 Diagnose constexpr ctor or function with function-try-block with
1331 pedwarn for c++17 and earlier. Formatting fix.
1332 (cp_parser_try_block): Use pedwarn instead of error and only for
1333 c++17 and earlier when try block appears in constexpr function.
1334 * constexpr.c (build_constexpr_constructor_member_initializers):
1335 Handle TRY_BLOCK here instead of erroring on it.
1337 2019-02-28 Jason Merrill <jason@redhat.com>
1339 PR c++/88183 - ICE with .* fold-expression.
1340 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
1342 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1343 * class.c, lambda.c, pt.c: Revert earlier change.
1344 * lambda.c (add_capture): Don't special-case capture of dependent
1347 * name-lookup.c (print_binding_level): Print this_entity.
1349 2019-02-27 Marek Polacek <polacek@redhat.com>
1351 PR c++/88857 - ICE with value-initialization of argument in template.
1352 * call.c (convert_like_real): Don't call build_value_init in template.
1354 2019-02-27 Jason Merrill <jason@redhat.com>
1356 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1357 * semantics.c (process_outer_var_ref): Do capture dependent vars.
1358 * class.c (finish_struct): Only add TAG_DEFN if T is in
1359 current_function_decl.
1360 * lambda.c (vla_capture_type): Force the capture type out into the
1361 lambda's enclosing function.
1362 (add_capture): Pass in the lambda.
1363 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
1365 2019-02-27 Marek Polacek <polacek@redhat.com>
1367 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
1368 * parser.c (cp_parser_using_declaration): For an unscoped enum
1369 only use its context if it's not a function declaration.
1371 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1374 * method.c (process_subob_fn): When maybe_instantiate_noexcept
1375 returns false don't call merge_exception_specifiers.
1377 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1380 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
1381 for a non-constant parsed expression.
1383 2019-02-26 Jakub Jelinek <jakub@redhat.com>
1386 * constexpr.c (cxx_eval_store_expression): When changing active union
1387 member, set no_zero_init.
1389 2019-02-23 Marek Polacek <polacek@redhat.com>
1391 PR c++/88294 - ICE with non-constant noexcept-specifier.
1392 * pt.c (maybe_instantiate_noexcept): Set up the list of local
1393 specializations. Set current_class_{ptr,ref}.
1395 2019-02-22 David Malcolm <dmalcolm@redhat.com>
1398 * parser.c (cp_parser_unqualified_id): Capture and use locations
1401 2019-02-22 Marek Polacek <polacek@redhat.com>
1403 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
1404 * decl.c (build_explicit_specifier): Don't check
1405 processing_template_decl. Call instantiation_dependent_expression_p
1406 instead of value_dependent_expression_p. Call
1407 instantiate_non_dependent_expr_sfinae before
1408 build_converted_constant_expr instead of calling
1409 instantiate_non_dependent_expr after it. Add
1410 processing_template_decl_sentinel.
1412 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
1414 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
1415 parameter, move loc formal parameter to the front. Adjust all
1417 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
1420 2019-02-21 Jason Merrill <jason@redhat.com>
1422 PR c++/87685 - generic lambda 'this' capture error.
1423 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
1424 (maybe_generic_this_capture): Pass -1.
1426 PR c++/88394 - ICE with VLA init-capture.
1427 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
1429 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
1430 * pt.c (do_class_deduction): Don't include explicit specialization
1433 PR c++/89422 - ICE with -g and lambda in default arg in template.
1434 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
1436 2019-02-21 Jason Merrill <jason@redhat.com>
1438 PR c++/88419 - C++17 ICE with class template arg deduction.
1439 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
1440 CLASS_PLACEHOLDER_TEMPLATE.
1442 2019-02-21 Jakub Jelinek <jakub@redhat.com>
1445 * constexpr.c (struct constexpr_fundef): Add parms and result members.
1446 (retrieve_constexpr_fundef): Adjust for the above change.
1447 (register_constexpr_fundef): Save constexpr body with copy_fn,
1448 temporarily set DECL_CONTEXT on DECL_RESULT before that.
1449 (get_fundef_copy): Change FUN argument to FUNDEF with
1450 constexpr_fundef * type, grab body and parms/result out of
1451 constexpr_fundef struct and temporarily change it for copy_fn calls
1453 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
1454 adjust current_function_decl from ctx->call context. Test
1455 !potential_constant_expression instead of !is_constant_expression.
1456 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
1457 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
1458 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
1459 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
1460 operands to be NULL.
1461 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
1462 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
1463 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
1464 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
1465 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
1466 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
1467 DECL_EXPR with USING_DECL operand.
1468 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
1469 build_int_cst to make it a valid constant expression.
1471 2019-02-20 Jason Merrill <jason@redhat.com>
1473 PR c++/88690 - C++17 ICE with empty base in aggregate.
1474 * typeck2.c (process_init_constructor_record): Skip trivial
1475 initialization of an empty base.
1477 2019-02-21 Richard Biener <rguenther@suse.de>
1480 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
1481 make symtab process new functions here.
1483 2019-02-20 Jason Merrill <jason@redhat.com>
1485 PR c++/87921 - wrong error with inline static data member.
1486 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
1487 for a non-template inline variable. Do nothing for an
1488 already-instantiated variable.
1489 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
1491 * decl.c (check_initializer): Likewise.
1492 (make_rtl_for_nonlocal_decl): Likewise.
1493 * pt.c (instantiate_decl): Likewise.
1494 * typeck2.c (store_init_value): Likewise.
1496 2019-02-20 Jakub Jelinek <jakub@redhat.com>
1499 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
1500 for flag_syntax_only from here...
1501 * semantics.c (expand_or_defer_fn_1): ... here.
1504 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
1505 DECL_COMMON, set DECL_INTERFACE_KNOWN.
1508 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
1509 union member for -std=c++17 and earlier.
1511 2019-02-19 Jason Merrill <jason@redhat.com>
1513 PR c++/87513 - 'sorry' mangling PMF template-id.
1514 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
1516 2019-02-19 Jason Merrill <jason@redhat.com>
1518 PR c++/88380 - wrong-code with flexible array and NSDMI.
1519 * typeck2.c (process_init_constructor_record): Skip flexarrays.
1521 2019-02-20 will wray <wjwray@gmail.com>
1523 PR c++/88572 - wrong handling of braces on scalar init.
1524 * decl.c (reshape_init_r): Allow braces around scalar initializer
1525 within aggregate init. Reject double braced-init of scalar
1528 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1531 * pt.c (tsubst_init): Diagnose an initializer expanding to an
1532 empty list of expressions; tweak wrt dependent types.
1533 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
1534 instead of tsubst_expr.
1536 2019-02-19 Jason Merrill <jason@redhat.com>
1538 PR c++/88368 - wrong 'use of deleted function'
1539 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
1540 (get_defaulted_eh_spec): Call push_tinst_level.
1541 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
1542 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
1544 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
1547 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
1548 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
1550 2019-02-19 Jakub Jelinek <jakub@redhat.com>
1553 * lambda.c (maybe_generic_this_capture): Don't check
1554 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
1557 * typeck.c (build_reinterpret_cast_1): Don't handle void to
1558 && conversion go through build_target_expr_with_type.
1561 * error.c (qualified_name_lookup_error): Only call
1562 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
1564 2019-02-19 Tom Honermann <tom@honermann.net>
1566 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1568 2019-02-18 Jason Merrill <jason@redhat.com>
1570 PR c++/89336 - multiple stores in constexpr stmt.
1571 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1574 * pt.c (check_explicit_specialization): If the declarator is a
1575 template-id, only check whether the arguments are dependent.
1577 Improve duplicate [[likely]] diagnostic.
1578 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1579 to process_stmt_hotness_attribute.
1580 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1581 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1583 2019-02-17 Marek Polacek <polacek@redhat.com>
1585 PR c++/89217 - ICE with list-initialization in range-based for loop.
1586 * constexpr.c (unshare_constructor): No longer static.
1587 * cp-tree.h (unshare_constructor): Declare.
1588 * semantics.c (finish_compound_literal): When dealing with a
1589 non-dependent expression in a template, return the original
1590 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1592 2019-02-13 Marek Polacek <polacek@redhat.com>
1594 PR c++/89297 - ICE with OVERLOAD in template.
1595 * semantics.c (finish_compound_literal): Call
1596 instantiate_non_dependent_expr_sfinae.
1598 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1601 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1602 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1603 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1604 (shared_member_p): Likewise.
1605 (lookup_member): Likewise.
1606 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1607 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1608 (finish_qualified_id_expr): Do not call shared_member_p with
1612 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1613 Move cp_evaluated resetting before signature tsubsting.
1614 (gen_elem_of_pack_expansion_instantiation): Separate local
1615 specializations per index.
1617 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1620 * class.c (add_method): Drop destructor assertion.
1622 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1625 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1626 context (the first argument).
1627 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1630 2019-02-12 Jason Merrill <jason@redhat.com>
1632 PR c++/89144 - link error with constexpr initializer_list.
1633 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1634 array for an empty list.
1635 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1638 2019-02-11 Jason Merrill <jason@redhat.com>
1640 PR c++/89241 - ICE with __func__ in lambda in template.
1641 * pt.c (enclosing_instantiation_of): Also check
1642 instantiated_lambda_fn_p for the template context.
1644 2019-02-11 Marek Polacek <polacek@redhat.com>
1646 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1647 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1648 null member pointer value.
1650 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1653 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1654 to maybe_constant_value calls.
1656 2019-02-11 Marek Polacek <polacek@redhat.com>
1658 * typeck2.c (digest_init_r): Remove commented code.
1660 2019-02-11 Martin Sebor <msebor@redhat.com>
1663 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1664 for diagnostics. Call valid_array_size_p instead of error.
1665 * init.c (build_new_1): Compute size for diagnostic. Call
1666 invalid_array_size_error
1667 (build_new): Call valid_array_size_p instead of error.
1669 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1672 * call.c (compare_ics): Deal with ck_aggr in either cs.
1674 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1677 * call.c (get_location_for_expr_unwinding_for_system_header): New
1679 (conversion_null_warnings): Use it when getting locations for
1680 EXPR, effectively adding a call to
1681 get_location_for_expr_unwinding_for_system_header for
1682 -Wconversion-null and making use of EXPR_LOCATION for
1683 -Wzero-as-null-pointer-constant.
1685 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1688 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1689 PARM_DECLs of the thunk.
1690 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1692 2019-02-05 Marek Polacek <polacek@redhat.com>
1694 PR c++/89158 - by-value capture of constexpr variable broken.
1695 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1696 instead of mark_rvalue_use.
1698 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1701 * pt.c (instantiates_primary_template_p): New.
1702 (type_dependent_expression_p): Use it.
1704 2019-02-01 Jason Merrill <jason@redhat.com>
1706 PR c++/88761 - ICE with reference capture of constant.
1707 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1710 2019-02-01 Marek Polacek <polacek@redhat.com>
1712 PR c++/88325 - ICE with invalid out-of-line template member definition.
1713 * parser.c (cp_parser_class_name): Don't call make_typename_type
1716 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1719 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1720 if require_open failed.
1722 2019-01-31 Marek Polacek <polacek@redhat.com>
1724 PR c++/89083, c++/80864 - ICE with list initialization in template.
1725 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1726 instead of using build_constructor.
1727 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1728 Return the initializer for COMPOUND_LITERAL_P.
1730 PR c++/88983 - ICE with switch in constexpr function.
1731 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1732 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1733 label in the else branch if we found it in the then branch.
1735 2019-01-30 Jason Merrill <jason@redhat.com>
1737 PR c++/88752 - ICE with lambda and constexpr if.
1738 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1739 * pt.c (tsubst_lambda_expr): Set it.
1740 (instantiated_lambda_fn_p): Check it.
1741 (enclosing_instantiation_of): Use it.
1743 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1746 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1747 a C cast in pp_c_flag_gnu_v3 mode.
1749 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1752 * lambda.c (is_capture_proxy): Don't return true for
1753 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1755 2019-01-30 Marek Polacek <polacek@redhat.com>
1757 PR c++/89119 - ICE with value-initialization in template.
1758 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1760 2019-01-29 Jason Merrill <jason@redhat.com>
1762 PR c++/86943 - wrong code converting lambda to function pointer.
1763 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1764 call. Only forward parms for decltype.
1765 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1767 * typeck.c (check_return_expr): Don't mess with a thunk call.
1769 2019-01-28 Jason Merrill <jason@redhat.com>
1771 PR c++/89089 - ICE with [[no_unique_address]].
1772 PR c++/88865 - wrong layout with [[no_unique_address]].
1773 * class.c (check_field_decls): A potentially-overlapping field makes
1774 the class non-layout-POD, but not non-empty.
1775 (end_of_class): Always consider empty data members.
1776 (layout_class_type): Set DECL_SIZE for empty fields.
1778 2019-01-28 Marek Polacek <polacek@redhat.com>
1780 PR c++/88358 - name wrongly treated as type.
1781 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1782 in parameter-list is a type if the function's declarator-id is not
1785 2019-01-27 Marek Polacek <polacek@redhat.com>
1787 PR c++/88815 - narrowing conversion lost in decltype.
1788 PR c++/78244 - narrowing conversion in template not detected.
1789 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1790 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1791 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1792 * semantics.c (finish_compound_literal): When the compound literal
1793 isn't instantiation-dependent and the type isn't type-dependent,
1794 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1796 PR c++/89024 - ICE with incomplete enum type.
1797 * call.c (standard_conversion): When converting an
1798 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1800 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1803 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1804 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1807 2019-01-24 Jason Merrill <jason@redhat.com>
1809 PR c++/89001 - mangling of reference temporaries
1810 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1811 (current_ref_temp_count): New macro.
1812 * mangle.c (mangle_ref_init_variable): Use it.
1813 * typeck2.c (store_init_value): Clear it.
1814 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1817 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1820 * semantics.c (finish_omp_cancel): Diagnose more than one if
1821 on #pragma omp cancel with different modifiers. Use
1822 maybe_convert_cond when not in template or build_x_binary_op
1825 2019-01-23 Marek Polacek <polacek@redhat.com>
1827 PR c++/88757 - qualified name treated wrongly as type.
1828 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1829 in parameter-list as types if name lookup for declarator-id didn't
1830 find one or more function templates.
1832 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1835 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1836 after genericizing cond and incr expressions.
1839 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1840 before the begin_bc_block call.
1842 2019-01-21 Jason Merrill <jason@redhat.com>
1844 PR c++/87893 - constexpr ctor ICE on ARM.
1845 PR c++/88293 - ICE with comma expression.
1846 * constexpr.c (initialized_type): Don't shortcut non-void type.
1847 Handle COMPOUND_EXPR.
1848 (cxx_eval_outermost_constant_expr): Return early for void type.
1850 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1853 * optimize.c (cxx_copy_decl): New function.
1854 (clone_body): Use it instead of copy_decl_no_change.
1857 * typeck.c (cp_build_binary_op): Don't instrument
1858 SANITIZE_POINTER_COMPARE if processing_template_decl.
1859 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1861 2019-01-18 Jason Merrill <jason@redhat.com>
1863 PR c++/88875 - error with explicit list constructor.
1864 * call.c (reference_binding): Don't modify EXPR. Set
1865 need_temporary_p on the ck_user conversion for a temporary.
1866 (convert_like_real): Check it.
1868 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1872 * call.c (convert_for_arg_passing): Upate the
1873 warn_for_address_or_pointer_of_packed_member call.
1874 * typeck.c (convert_for_assignment): Likewise.
1876 2019-01-17 Jason Merrill <jason@redhat.com>
1878 PR c++/86205 - ICE with ?: of throw and template-id.
1879 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1880 * typeck.c (decay_conversion): ...here.
1881 * call.c (build_conditional_expr_1): Use it.
1883 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1884 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1886 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1888 * decl.c (grokdeclarator): Use typespec_loc in error messages
1889 about 'auto' and trailing return type.
1891 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1894 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1897 2019-01-17 Nathan Sidwell <nathan@acm.org>
1900 * semantics.c (process_outer_var_ref): Only skip dependent types
1903 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1906 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1907 * name-lookup.c (do_push_to_top_level): Save and reset it.
1908 (do_pop_from_top_level): Restore it.
1911 * pt.c (make_template_placeholder): Use auto_identifier.
1912 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1913 * error.c (dump_type): Handle template placeholders.
1914 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1917 * cvt.c (convert_to_void): Handle all cdtor calls as if
1920 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1922 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1923 error messages about ill-formed uses of mutable.
1925 2019-01-16 Marek Polacek <polacek@redhat.com>
1927 PR c++/78244 - narrowing conversion in template not detected.
1928 * call.c (perform_implicit_conversion_flags): Set
1929 IMPLICIT_CONV_EXPR_BRACED_INIT.
1930 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1931 * pt.c (tsubst_copy_and_build): Use it.
1933 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1936 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1939 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1941 * decl.c (start_decl): Improve error location.
1942 * decl2.c (grokfield): Likewise.
1944 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1946 * decl.c (grokdeclarator): Move further up the location_t loc
1947 declaration and use the location when building a TYPE_DECL for
1949 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1950 about an ill-formed bit-field as typedef.
1952 2019-01-14 Marek Polacek <polacek@redhat.com>
1954 PR c++/88830 - ICE with abstract class.
1955 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1958 PR c++/88825 - ICE with bogus function return type deduction.
1959 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1961 2019-01-14 Tom Honermann <tom@honermann.net>
1963 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1964 * cvt.c (type_promotes_to): Handle char8_t promotion.
1965 * decl.c (grokdeclarator): Handle invalid type specifier
1966 combinations involving char8_t.
1967 * lex.c (init_reswords): Add char8_t as a reserved word.
1968 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1969 * parser.c (cp_keyword_starts_decl_specifier_p)
1970 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1972 (cp_parser_string_literal): Use char8_array_type_node for the type
1974 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1976 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1977 * tree.c (char_type_p): Recognize char8_t as a character type.
1978 * typeck.c (string_conv_p): Handle conversions of u8 string
1979 literals of char8_t type.
1980 (check_literal_operator_args): Handle UDLs with u8 string literals
1982 * typeck2.c (ordinary_char_type_p): New.
1983 (digest_init_r): Disallow initializing a char array with a u8 string
1986 2019-01-14 Martin Liska <mliska@suse.cz>
1988 PR gcov-profile/88263
1989 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1990 as location of the TLS wrapper.
1992 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1994 * decl.c (cp_finish_decl): Improve error location.
1995 * decl2.c (grokfield): Likewise, improve two locations.
1997 2019-01-11 Marek Polacek <polacek@redhat.com>
1999 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
2000 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
2003 2019-01-11 Jason Merrill <jason@redhat.com>
2005 PR c++/88312 - pack expansion of decltype.
2006 * pt.c (instantiation_dependent_r): A template non-type parameter
2007 pack is instantiation-dependent.
2009 2019-01-11 Jason Merrill <jason@redhat.com>
2011 PR c++/88613 - ICE with use of const var in lambda.
2012 * expr.c (mark_use): Fix location wrapper handling.
2013 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2015 2019-01-11 Tobias Burnus <burnus@net-b.de>
2018 * decl2.c (maybe_emit_vtables): If needed, generate code for
2019 the destructor of an abstract class.
2020 (mark_used): Update comment for older function-name change.
2022 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
2024 * decl.c (start_decl): Improve error location.
2025 (grokdeclarator): Likewise, improve two locations.
2027 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
2031 * cp-tree.h: Mechanically replace "can not" with "cannot".
2032 * parser.c: Likewise.
2035 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2037 * decl.c (grok_reference_init): Improve error location.
2038 (grokdeclarator): Likewise, improve two locations.
2040 2019-01-08 Marek Polacek <polacek@redhat.com>
2042 PR c++/88538 - braced-init-list in template-argument-list.
2043 * parser.c (cp_parser_template_argument): Handle braced-init-list when
2046 PR c++/88548 - this accepted in static member functions.
2047 * parser.c (cp_debug_parser): Adjust printing of
2048 local_variables_forbidden_p.
2049 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
2050 (cp_parser_primary_expression): When checking
2051 local_variables_forbidden_p, use THIS_FORBIDDEN or
2052 LOCAL_VARS_FORBIDDEN.
2053 (cp_parser_lambda_body): Update the type of
2054 local_variables_forbidden_p. Set it to 0 rather than false.
2055 (cp_parser_condition): Adjust call to cp_parser_declarator.
2056 (cp_parser_explicit_instantiation): Likewise.
2057 (cp_parser_init_declarator): Likewise.
2058 (cp_parser_declarator): New parameter. Use it.
2059 (cp_parser_direct_declarator): New parameter. Use it to set
2060 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
2061 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
2062 (cp_parser_parameter_declaration): Likewise.
2063 (cp_parser_default_argument): Update the type of
2064 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2066 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
2067 'static' or 'friend'.
2068 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
2069 (cp_parser_late_parsing_default_args): Update the type of
2070 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2072 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
2073 (cp_parser_objc_class_ivars): Likewise.
2074 (cp_parser_objc_struct_declaration): Likewise.
2075 (cp_parser_omp_for_loop_init): Likewise.
2076 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
2078 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
2081 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2083 * decl.c (start_decl): Improve permerror location.
2085 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
2086 Jakub Jelinek <jakub@redhat.com>
2089 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
2090 fixit hint if current_class_ref is NULL. Use a single if instead of
2093 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
2095 * decl.c (start_decl): Improve two error_at locations.
2096 (expand_static_init): Likewise.
2098 2019-01-07 Marek Polacek <polacek@redhat.com>
2100 PR c++/88741 - wrong error with initializer-string.
2101 * decl.c (cp_complete_array_type): Strip any location wrappers.
2103 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
2109 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
2110 * typeck2.c (digest_init_r): Raise an error for non-static
2111 initialization of a flexible array member.
2112 (process_init_constructor, massage_init_elt,
2113 process_init_constructor_array, process_init_constructor_record,
2114 process_init_constructor_union, process_init_constructor): Add the
2115 flags parameter and pass it thru.
2116 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
2117 digest_init_flags for static decls.
2119 2019-01-07 Jakub Jelinek <jakub@redhat.com>
2122 * cp-tree.h (cp_build_vec_convert): Declare.
2123 * parser.c (cp_parser_postfix_expression): Parse
2124 __builtin_convertvector.
2125 * constexpr.c: Include fold-const-call.h.
2126 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
2127 (potential_constant_expression_1): Likewise.
2128 * semantics.c (cp_build_vec_convert): New function.
2129 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
2132 2019-01-03 Jakub Jelinek <jakub@redhat.com>
2135 * decl.c (builtin_function_1): Return result of pushdecl_top_level
2136 or pushdecl rather than decl.
2138 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
2140 * tree.c (handle_nodiscard_attribute): Improve warning location.
2142 2019-01-02 Marek Polacek <polacek@redhat.com>
2144 PR c++/88612 - ICE with -Waddress-of-packed-member.
2145 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
2146 * typeck.c (convert_for_assignment): Likewise.
2148 PR c++/88631 - CTAD failing for value-initialization.
2149 * typeck2.c (build_functional_cast): Try deducing the template
2150 arguments even if there are no arguments to deduce from.
2152 2019-01-01 Jakub Jelinek <jakub@redhat.com>
2154 Update copyright years.
2156 Copyright (C) 2019 Free Software Foundation, Inc.
2158 Copying and distribution of this file, with or without modification,
2159 are permitted in any medium without royalty provided the copyright
2160 notice and this notice are preserved.