1 2018-10-29 Paolo Carlini <paolo.carlini@oracle.com>
3 * decl.c (create_array_type_for_decl): Add location_t parameter
5 (grokdeclarator): Adjust call.
7 2018-10-29 Marek Polacek <polacek@redhat.com>
9 PR c++/87594 - constexpr rejects-valid with range-based for.
10 * constexpr.c (potential_constant_expression_1): If the condition
11 can't be evaluated, return true.
13 2018-10-29 Joseph Myers <joseph@codesourcery.com>
14 Julian Brown <julian@codesourcery.com>
17 * semantics.c (handle_omp_array_sections_1): Allow array
18 sections with "this" pointer for OpenACC.
20 2018-10-25 Jason Merrill <jason@redhat.com>
22 * parser.c (cp_parser_sizeof_operand): Remove redundant use of
25 2018-10-24 Jakub Jelinek <jakub@redhat.com>
28 * parser.c (cp_parser_std_attribute): Canonicalize attr_ns, and when
29 :: is not present and attr_ns non-NULL, canonicalize also attr_id.
30 (cp_parser_attribute_spec): Fix comment typo.
32 2018-10-24 Martin Sebor <msebor@redhat.com>
35 * call.c (maybe_warn_class_memaccess): Tighten up.
37 2018-10-17 David Malcolm <dmalcolm@redhat.com>
39 * Make-lang.in (selftest-c++): New.
40 (CPP_SELFTEST_FLAGS, CPP_SELFTEST_DEPS, s-selftest-c++)
41 (selftest-c++-gdb, selftest-c++-valgrind): Move here from
44 2018-10-17 Paolo Carlini <paolo.carlini@oracle.com>
47 * tree.c (build_cplus_new): Avoid duplicate diagnostic about
48 incomplete type, early return error_mark_node if the second
49 argument is error_mark_node.
51 2018-10-12 Nathan Sidwell <nathan@acm.org>
53 * parser.h (struct cp_parser): Drop implicit_extern_c.
54 * parser.c (cp_debug_parser): Drop implicit_extern_c.
55 (cp_parser_new): Likewise.
56 (cp_parser_translation_unit): Handle implicit extern c here. Call
57 cp_parser_toplevel_declaration.
58 (cp_parser_toplevel_declaration): New, broken out of ...
59 (cp_parser_declaration_seq_opt): ... here. Call it. Drop
60 implicit extern C handling.
62 2018-10-11 Will Wray <wjwray@gmail.com>
65 * cxx-pretty-print.c (pp_cxx_enumeration_constant): New function.
66 (cxx_pretty_printer::constant): Use it.
68 2018-10-11 David Malcolm <dmalcolm@redhat.com>
71 * call.c (enforce_access): Move diagnostics to...
72 (complain_about_access): ...this new function.
73 * cp-tree.h (class access_failure_info): Rename split out field
74 "m_field_decl" into "m_decl" and "m_diag_decl".
75 (access_failure_info::record_access_failure): Add tree param.
76 (access_failure_info::was_inaccessible_p): New accessor.
77 (access_failure_info::get_decl): New accessor.
78 (access_failure_info::get_diag_decl): New accessor.
79 (access_failure_info::get_any_accessor): New member function.
80 (access_failure_info::add_fixit_hint): New static member function.
81 (complain_about_access): New decl.
82 * typeck.c (access_failure_info::record_access_failure): Update
84 (access_failure_info::maybe_suggest_accessor): Split out into...
85 (access_failure_info::get_any_accessor): ...this new function...
86 (access_failure_info::add_fixit_hint): ...and this new function.
87 (finish_class_member_access_expr): Split out "has no member named"
88 error-handling into...
89 (complain_about_unrecognized_member): ...this new function, and
90 check that the guessed name is accessible along the access path.
91 Only provide a spell-correction fix-it hint if it is; otherwise,
92 attempt to issue an accessor fix-it hint.
94 2018-10-11 Nathan Sidwell <nathan@acm.org>
96 * parser.c (cp_parser_translation_unit): Return void. Don't fail
97 at first extra }, simplify logic.
98 (c_parse_file): Call finish_translation_unit here.
100 2018-10-11 Jakub Jelinek <jakub@redhat.com>
103 * typeck.c (maybe_warn_about_returning_address_of_local): If
104 whats_returned is a structured binding identifier and the structured
105 binding is a reference, recurse on its initializer.
108 * rtti.c (get_tinfo_decl_dynamic): Use unlowered_expr_type instead
111 2018-10-10 Marek Polacek <polacek@redhat.com>
113 PR c++/87567 - constexpr rejects call to non-constexpr function.
114 * constexpr.c (potential_constant_expression_1) <case FOR_STMT>: Return
115 true if the condition is always false.
116 <case WHILE_STMT>: Likewise.
118 2018-10-09 Paolo Carlini <paolo.carlini@oracle.com>
121 * pt.c (convert_template_argument): Immediately return error_mark_node
122 if the second argument is erroneous.
123 * parser.c (cp_parser_type_id): Add location_t * parameter.
124 (cp_parser_type_id_1): Likewise.
125 (cp_parser_alias_declaration): Adjust cp_parser_type_id call,
126 obtain the location of the type and save it.
127 (cp_parser_template_type_arg): Adjust.
128 (cp_parser_trailing_type_id): Likewise.
129 * decl.c (grokdeclarator): Improve error message for 'auto' in
132 2018-10-08 Paolo Carlini <paolo.carlini@oracle.com>
135 * pt.c (do_decl_instantiation): Per 12.6.8/5, a concept cannot be
136 explicitly instantiated.
138 2018-10-05 David Malcolm <dmalcolm@redhat.com>
141 * call.c (build_over_call): Build a vec of locations of the
142 arguments before the call to maybe_constant_value, and pass to
143 check_function_arguments.
144 * cp-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Define as
145 c_get_substring_location.
146 * parser.c (cp_parser_string_literal): Capture string
147 concatenation locations.
149 2018-10-04 Nathan Sidwell <nathan@acm.org>
151 * lang-specs.h: Use string contatenation, not line splicing.
153 2018-10-03 Jason Merrill <jason@redhat.com>
155 Implement P0840, language support for empty objects.
156 * tree.c (handle_no_unique_addr_attribute): New.
157 (cxx_attribute_table): Add [[no_unique_address]].
158 * class.c (field_poverlapping_p): New.
159 (layout_class_type): Check it. Adjust DECL_SIZE of potentially
161 (layout_empty_base_or_field): Rename from layout_empty_base, handle
163 (build_base_field, record_subobject_offsets): Adjust.
165 2018-10-03 Martin Liska <mliska@suse.cz>
167 PR gcov-profile/86109
168 * parser.c (cp_parser_lambda_declarator_opt):
169 Set DECL_LAMBDA_FUNCTION for lambdas.
171 2018-10-02 Richard Biener <rguenther@suse.de>
173 * name-lookup.c (check_local_shadow): Do not test DECL_FROM_INLINE.
175 2018-09-28 Eric Botcazou <ebotcazou@adacore.com>
176 Pierre-Marie de Rodat <derodat@adacore.com>
178 * method.c (use_thunk): Adjust call to cgraph_node::create_thunk.
180 2018-09-28 Richard Biener <rguenther@suse.de>
182 * error.c (cp_print_error_function): Simplify by eliding
183 the BLOCK_ABSTRACT_ORIGIN chasing.
185 2018-09-27 Paolo Carlini <paolo.carlini@oracle.com>
188 * semantics.c (finish_unary_op_expr): Check return value of
189 build_x_unary_op for error_mark_node.
191 2018-09-25 Jakub Jelinek <jakub@redhat.com>
194 * constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Only
195 look through COMPONENT_REFs with DECL_FIELD_IS_BASE FIELD_DECLs.
197 2018-09-25 Martin Liska <mliska@suse.cz>
199 * name-lookup.c (namespace_scope_ht_size): Remove
201 * parser.c (cp_lexer_next_token_is_not_keyword): Likewise.
203 2018-09-24 Paolo Carlini <paolo.carlini@oracle.com>
206 * method.c (lazily_declare_fn): During error-recovery add_method
209 2018-09-21 Marek Polacek <polacek@redhat.com>
211 PR c++/87372 - __func__ constexpr evaluation.
212 * constexpr.c (maybe_constant_init_1): Pass false for strict down to
213 cxx_eval_outermost_constant_expr.
215 2018-09-20 Marek Polacek <polacek@redhat.com>
217 PR c++/87109 - wrong ctor with maybe-rvalue semantics.
218 * call.c (build_user_type_conversion_1): Refine the maybe-rvalue
219 check to only return if we're converting the return value to a base
222 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
224 * g++spec.c (lang_specific_driver): Handle -r like -nostdlib.
226 2018-09-20 Jason Merrill <jason@redhat.com>
228 PR c++/87075 - ICE with constexpr array initialization.
229 * constexpr.c (cxx_eval_vec_init_1): Handle trivial initialization.
231 2018-09-19 Marek Polacek <polacek@redhat.com>
233 Add -Wclass-conversion.
234 * decl.c (grok_op_properties): Change a warning from -Wconversion to
235 -Wclass-conversion. Make it print the types.
237 2018-09-19 Paolo Carlini <paolo.carlini@oracle.com>
240 * parser.c (cp_parser_initializer_list): Assign error_mark_node
241 to the index upon error.
243 2018-09-19 Marek Polacek <polacek@redhat.com>
245 PR c++/87357 - missing -Wconversion warning
246 * decl.c (grok_op_properties): Remove diagnostic parts mentioning
247 a conversion to a reference to void. Use
248 same_type_ignoring_top_level_qualifiers_p rather than comparing types
251 2018-09-18 Marek Polacek <polacek@redhat.com>
253 P1064R0 - Allowing Virtual Function Calls in Constant Expressions
254 * call.c (build_over_call): No longer check if we're outside a template
256 * class.c (build_vtbl_initializer): Build vtable's constructor with
258 * constexpr.c (cxx_eval_constant_expression): Don't ignore _vptr's
259 initializer. Handle OBJ_TYPE_REF.
260 (potential_constant_expression_1): Handle OBJ_TYPE_REF.
261 * decl.c (maybe_commonize_var): Bail out for any DECL_ARTIFICIAL.
262 (initialize_artificial_var): Mark the variable as constexpr.
263 (grokdeclarator): Change error to pedwarn. Only warn when
264 pedantic and not C++2a.
266 2018-09-18 Paolo Carlini <paolo.carlini@oracle.com>
269 * cp-tree.h (NON_ERROR): New.
270 * pt.c (auto_hash::hash): Use it.
271 (do_auto_deduction): Likewise.
273 2018-09-18 Nathan Sidwell <nathan@acm.org>
276 * name-lookup.c (check_local_shadow): Ignore auto types.
278 2018-09-17 David Malcolm <dmalcolm@redhat.com>
280 * error.c (range_label_for_type_mismatch::get_text): Update for
283 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
285 * typeck2.c (digest_init_r): Fix overlength strings.
287 2018-09-13 Ville Voutilainen <ville.voutilainen@gmail.com>
290 * method.c (constructible_expr): We're in an unevaluated context
291 in all cases, not just for class targets.
293 2018-09-12 David Malcolm <dmalcolm@redhat.com>
296 * call.c (struct conversion_info): Add "loc" field.
297 (arg_conversion_rejection): Add "loc" param, using it to
298 initialize the new field.
299 (bad_arg_conversion_rejection): Likewise.
300 (explicit_conversion_rejection): Initialize the new field to
302 (template_conversion_rejection): Likewise.
303 (add_function_candidate): Pass on the argument location to the new
304 param of arg_conversion_rejection.
305 (add_conv_candidate): Likewise.
306 (build_builtin_candidate): Likewise.
307 (build_user_type_conversion_1): Likewise.
308 (single_z_candidate): New function.
309 (maybe_get_bad_conversion_for_unmatched_call): New function.
310 (complain_about_bad_argument): New function, based on part of
311 convert_for_assignment.
312 (build_new_method_call_1): Split out handling of the "no viable
313 candidates" case into...
314 (complain_about_no_candidates_for_method_call): ...this new
315 function, and use the new functions above to special-case the
316 handling of a single non-viable candidate due to a bad argument.
317 * cp-tree.h (complain_about_bad_argument): New decl.
318 * typeck.c (convert_for_assignment): Split out one error-handling
319 case into complain_about_bad_argument.
321 2018-09-09 Cesar Philippidis <cesar@codesourcery.com>
322 Julian Brown <julian@codesourcery.com>
325 * semantics.c (finish_omp_clauses): Treat C++ references the same in
328 2018-08-28 Martin Liska <mliska@suse.cz>
330 * constexpr.c (cxx_eval_call_expression): Add quotes
331 to -fconstexpr-depth=.
333 2018-09-10 Marek Polacek <polacek@redhat.com>
335 * class.c (build_vtbl_ref): Remove.
336 (build_vtbl_ref_1): Rename to build_vtbl_ref.
337 (build_vfn_ref): Call build_vtbl_ref instead of build_vtbl_ref_1.
339 2018-09-08 Marek Polacek <polacek@redhat.com>
341 PR c++/87150 - wrong ctor with maybe-rvalue semantics.
342 * call.c (struct conversion): Update commentary.
343 (standard_conversion): Set rvaluedness_matches_p if LOOKUP_PREFER_RVALUE
346 2018-09-08 Jason Merrill <jason@redhat.com>
348 PR c++/86678 - constexpr function with non-constant after return.
349 * constexpr.c (potential_constant_expression_1): Add jump_target.
350 (breaks): Check for BREAK_STMT.
351 (continues): Check for CONTINUE_STMT.
353 2018-09-08 Marek Polacek <polacek@redhat.com>
355 * cxx-pretty-print.c (cxx_pretty_printer::statement) <case
356 RANGE_FOR_SMT>: Handle RANGE_FOR_INIT_STMT.
358 2018-09-07 Marek Polacek <polacek@redhat.com>
360 PR c++/87152 - range-based for loops with initializer broken in templates.
361 * constexpr.c (potential_constant_expression_1) <case RANGE_FOR_STMT>:
362 Recur into RANGE_FOR_INIT_STMT.
363 * cp-tree.def: Add RANGE_FOR_INIT_STMT to RANGE_FOR_STMT.
364 * cp-tree.h (RANGE_FOR_INIT_STMT): Define.
365 * dump.c (cp_dump_tree) <case RANGE_FOR_STMT>: Also dump
367 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Recur into
369 * semantics.c (begin_range_for_stmt): Adjust call to build_stmt.
370 Do put the init statement in RANGE_FOR_INIT_STMT.
371 (finish_range_for_decl): Pop it for templates.
373 2018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
375 * decl.c (check_initializer): Call cp_complete_array_type.
377 2018-09-05 Marek Polacek <polacek@redhat.com>
379 PR c++/87109, wrong overload with ref-qualifiers.
380 * call.c (build_user_type_conversion_1): Use NULL instead of 0. Bail
381 out if performing the maybe-rvalue overload resolution and a conversion
382 function is getting called.
384 PR c++/86982, -Wreturn-local-addr and std::move and std::forward.
385 * typeck.c (maybe_warn_about_returning_address_of_local): Handle calls
386 to std::move or std::forward.
387 (is_std_forward_p): New function.
389 2018-09-05 Pádraig Brady <p@draigbrady.com>
392 * lambda.c (prune_lambda_captures): Protect against const_vars.get
395 2018-09-04 Marek Polacek <polacek@redhat.com>
397 * cp-tree.h (treat_lvalue_as_rvalue_p): Declare.
398 * except.c (build_throw): Use it. Use CP_TYPE_VOLATILE_P.
399 * typeck.c (treat_lvalue_as_rvalue_p): No longer static. Add PARM_OK
401 (maybe_warn_pessimizing_move): Adjust treat_lvalue_as_rvalue_p call.
402 (check_return_expr): Likewise.
404 2018-09-03 Paolo Carlini <paolo.carlini@oracle.com>
407 * constraint.cc (finish_shorthand_constraint): Early return if the
408 constraint is erroneous.
410 2018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
412 * decl.c (eval_check_narrowing): Remove.
413 (check_initializer): Move call to braced_list_to_string from here ...
414 * typeck2.c (store_init_value): ... to here.
415 (digest_init_r): Remove handing of signed/unsigned char strings.
417 2018-08-31 Nathan Sidwell <nathan@acm.org>
421 * name-lookup.c (name_lookup::search_namespace): Don't look at
422 inlines when searching for NULL names.
424 * decl.c (decls_match): Remove SYSTEM_IMPLICIT_EXTERN_C matching
425 of return types and parms.
426 * parser.c (cp_parser_parameter_declaration_clause): Likewise,
427 '()' always means '(void)'.
429 2018-08-29 Jakub Jelinek <jakub@redhat.com>
432 * decl.c (begin_destructor_body): If current_class_type has
433 virtual bases and the primary base is nearly empty virtual base,
434 voidify clearing of vptr and make it conditional on in-charge
437 2018-08-29 Paolo Carlini <paolo.carlini@oracle.com>
440 * parser.c (cp_parser_introduction_list): If cp_parser_identifier
441 returns error_mark_node early exit the loop.
442 (cp_parser_template_introduction): Improve error-recovery, remove
443 error call about empty introduction-list.
445 2018-08-29 David Malcolm <dmalcolm@redhat.com>
448 * call.c (print_conversion_rejection): Add "fn" param and use it
449 for "no known conversion" messages to underline the pertinent
451 (print_z_candidate): Supply "fn" to the new param above.
453 2018-08-29 Jakub Jelinek <jakub@redhat.com>
456 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: If
457 processing_template_decl and decl is structured binding decl, call
460 2018-08-28 Paolo Carlini <paolo.carlini@oracle.com>
463 * decl.c (finish_case_label): If the type is erroneous early
464 return error_mark_node.
466 2018-08-27 David Malcolm <dmalcolm@redhat.com>
469 * parser.c (cp_parser_diagnose_invalid_type_name): Add fix-it
472 2018-08-27 Jakub Jelinek <jakub@redhat.com>
475 * cp-tree.h (cxx_readonly_error): Add location_t argument.
476 * typeck2.c (cxx_readonly_error): Add LOC argument, pass it to
477 ERROR_FOR_ASSIGNMENT macro and readonly_error. Add LOC argument
478 to ERROR_FOR_ASSIGNMENT macro, use error_at instead of error and
479 pass LOC to it. Formatting fixes.
480 * typeck.c (cp_build_unary_op): Pass location to cxx_readonly_error.
481 (cp_build_modify_expr): Pass loc to cxx_readonly_error.
482 * semantics.c (finish_asm_stmt): Pass input_location to
485 2018-08-27 David Malcolm <dmalcolm@redhat.com>
488 * decl.c (grokdeclarator): Update for conversion of show_caret_p
490 * error.c (cp_printer): Likewise.
491 * name-lookup.c (maybe_suggest_missing_std_header): Update call to
492 maybe_add_include_fixit to suggest overriding the location, as it
494 * parser.c (cp_parser_string_literal): Update for conversion of
495 show_caret_p to a tri-state.
496 (cp_parser_elaborated_type_specifier): Likewise.
497 (set_and_check_decl_spec_loc): Likewise.
498 * pt.c (listify): Update call to maybe_add_include_fixit to not
499 override the location, as it is for an error.
500 * rtti.c (typeid_ok_p): Likewise.
502 2018-08-27 Martin Liska <mliska@suse.cz>
504 * call.c (build_call_a): Use new function
505 fndecl_built_in_p and remove check for FUNCTION_DECL if
507 (build_cxx_call): Likewise.
508 * constexpr.c (constexpr_fn_retval): Likewise.
509 (cxx_eval_builtin_function_call): Likewise.
510 (cxx_eval_call_expression): Likewise.
511 (potential_constant_expression_1): Likewise.
512 * cp-gimplify.c (cp_gimplify_expr): Likewise.
514 * decl.c (decls_match): Likewise.
515 (validate_constexpr_redeclaration): Likewise.
516 (duplicate_decls): Likewise.
517 (make_rtl_for_nonlocal_decl): Likewise.
518 * name-lookup.c (consider_binding_level): Likewise.
519 (cp_emit_debug_info_for_using): Likewise.
520 * semantics.c (finish_call_expr): Likewise.
521 * tree.c (builtin_valid_in_constant_expr_p): Likewise.
523 2018-08-26 Marek Polacek <polacek@redhat.com>
526 * typeck.c (maybe_warn_pessimizing_move): Do nothing in a template.
528 PR c++/87029, Implement -Wredundant-move.
529 * typeck.c (treat_lvalue_as_rvalue_p): New function.
530 (maybe_warn_pessimizing_move): Call convert_from_reference.
531 Warn about redundant moves.
533 2018-08-24 Marek Polacek <polacek@redhat.com>
537 * decl.c (grokdeclarator): Disallow functions with trailing return
538 type with decltype(auto) as its type. Also check the function if
539 it's inner declarator doesn't exist
541 2018-08-21 Marek Polacek <polacek@redhat.com>
544 * parser.c (cp_parser_lambda_introducer): Give error if a non-local
545 lambda has a capture-default.
547 2018-08-21 Paolo Carlini <paolo.carlini@oracle.com>
549 * decl.c (check_static_variable_definition): Change to return void.
551 2018-08-21 Marek Polacek <polacek@redhat.com>
553 PR c++/86981, Implement -Wpessimizing-move.
554 * typeck.c (decl_in_std_namespace_p): New.
555 (is_std_move_p): New.
556 (maybe_warn_pessimizing_move): New.
557 (can_do_nrvo_p): New, factored out of ...
558 (check_return_expr): ... here. Warn about potentially harmful
559 std::move in a return statement.
562 * call.c (standard_conversion): Set check_narrowing.
563 * typeck2.c (check_narrowing): Use CP_INTEGRAL_TYPE_P rather
564 than comparing with INTEGER_TYPE.
566 * cp-tree.h: Fix typo.
568 2018-08-20 David Malcolm <dmalcolm@redhat.com>
571 * call.c (build_user_type_conversion_1): Add auto_diagnostic_group
573 (print_error_for_call_failure): Likewise.
574 (build_op_call_1): Likewise.
575 (build_conditional_expr_1): Likewise.
576 (build_new_op_1): Likewise.
577 (build_op_delete_call): Likewise.
578 (convert_like_real): Likewise.
579 (build_over_call): Likewise.
580 (build_new_method_call_1): Likewise.
582 * class.c (check_tag): Likewise.
583 (finish_struct_anon_r): Likewise.
584 (one_inherited_ctor): Likewise.
585 (finalize_literal_type_property): Likewise.
586 (explain_non_literal_class): Likewise.
587 (find_flexarrays): Likewise.
588 (resolve_address_of_overloaded_function): Likewise.
589 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
590 (is_valid_constexpr_fn): Likewise.
591 (cx_check_missing_mem_inits): Likewise.
592 * cp-gimplify.c (cp_genericize_r): Likewise.
593 * cvt.c (maybe_warn_nodiscard): Likewise.
594 * decl.c (warn_extern_redeclared_static): Likewise.
595 (check_redeclaration_exception_specification): Likewise.
596 (check_no_redeclaration_friend_default_args): Likewise.
597 (duplicate_decls): Likewise.
598 (redeclaration_error_message): Likewise.
599 (warn_misplaced_attr_for_class_type): Likewise.
600 * decl2.c (finish_static_data_member_decl): Likewise.
601 (no_linkage_error): Likewise.
602 (cp_warn_deprecated_use): Likewise.
603 * error.c (qualified_name_lookup_error): Likewise.
604 * friend.c (make_friend_class): Likewise.
605 (do_friend): Likewise.
606 * init.c (perform_member_init): Likewise.
607 (build_new_1): Likewise.
608 (build_vec_delete_1): Likewise.
609 (build_delete): Likewise.
610 * lex.c (unqualified_name_lookup_error): Likewise.
611 * name-lookup.c (check_extern_c_conflict): Likewise.
612 (inform_shadowed): New function.
613 (check_local_shadow): Add auto_diagnostic_group instances,
614 replacing goto "inform_shadowed" label with call to subroutine.
615 (set_local_extern_decl_linkage): Add auto_diagnostic_group
617 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
618 (cp_parser_namespace_name): Likewise.
619 * pt.c (check_specialization_namespace): Likewise.
620 (check_template_variable): Likewise.
621 (warn_spec_missing_attributes): Likewise.
622 (check_explicit_specialization): Likewise.
623 (process_partial_specialization): Likewise.
624 (lookup_template_class_1): Likewise.
625 (finish_template_variable): Likewise.
626 (do_auto_deduction): Likewise.
627 * search.c (check_final_overrider): Likewise.
628 (look_for_overrides_r): Likewise.
629 * tree.c (maybe_warn_parm_abi): Likewise.
630 * typeck.c (cxx_sizeof_expr): Likewise.
631 (cp_build_function_call_vec): Likewise.
632 (cp_build_binary_op): Likewise.
633 (convert_for_assignment): Likewise.
634 (maybe_warn_about_returning_address_of_local): Likewise.
635 * typeck2.c (abstract_virtuals_error_sfinae): Likewise.
636 (check_narrowing): Likewise.
638 2018-08-17 David Malcolm <dmalcolm@redhat.com>
640 * typeck.c (string_conv_p): Extract location from EXP and use it
641 in preference to input_location when issuing warnings.
643 2018-08-15 David Malcolm <dmalcolm@redhat.com>
645 * call.c: Include "gcc-rich-location.h".
646 (convert_like_real): Add range label for "invalid conversion"
648 (perform_implicit_conversion_flags): Add type label to the
649 "could not convert" error.
650 * error.c: Include "gcc-rich-location.h".
651 (range_label_for_type_mismatch::get_text): New function.
652 * typeck.c (convert_for_assignment): Add type label to
653 the "cannot convert" error if a location is available.
655 2018-08-15 Paolo Carlini <paolo.carlini@oracle.com>
657 * decl.c (check_previous_goto_1): When decl_jump_unsafe returns 2
658 emit an error instead of a permerror.
660 2018-08-13 Marek Polacek <polacek@redhat.com>
663 * call.c (struct conversion): Add check_narrowing_const_only.
664 (build_converted_constant_expr): Set check_narrowing and
665 check_narrowing_const_only. Give error if expr is error node.
666 (convert_like_real): Pass it to check_narrowing.
667 * cp-tree.h (check_narrowing): Add a default parameter.
668 * decl.c (compute_array_index_type): Use input_location instead of
670 * pt.c (convert_nontype_argument): Return NULL_TREE if tf_error.
671 * typeck2.c (check_narrowing): Don't warn for instantiation-dependent
672 expressions. Call maybe_constant_value instead of
673 fold_non_dependent_expr. Don't mention { } in diagnostic. Only check
674 narrowing for constants if CONST_ONLY.
676 2018-08-13 Martin Sebor <msebor@redhat.com>
678 PR tree-optimization/71625
679 * decl.c (check_initializer): Call braced_list_to_string.
680 (eval_check_narrowing): New function.
681 * gcc/cp/typeck2.c (digest_init_r): Accept strings literals
682 as initilizers for all narrow character types.
684 2018-08-13 Marek Polacek <polacek@redhat.com>
686 P0806R2 - Deprecate implicit capture of this via [=]
687 * lambda.c (add_default_capture): Formatting fixes. Warn about
688 deprecated implicit capture of this via [=].
691 * decl.c (create_array_type_for_decl): Handle null name.
693 2018-08-10 Jason Merrill <jason@redhat.com>
695 PR c++/86728 - C variadic generic lambda.
696 * parser.c (cp_parser_parameter_declaration): Don't turn 'auto' into
697 a pack if it's followed by a declarator-id.
699 2018-08-08 Jakub Jelinek <jakub@redhat.com>
701 P0595R1 - is_constant_evaluated
702 * cp-tree.h (enum cp_built_in_function): New.
703 (maybe_constant_init): Add pretend_const_required argument.
704 * typeck2.c (store_init_value): Pass true as new argument to
706 * constexpr.c (constexpr_fn_retval): Check also DECL_BUILT_IN_CLASS
707 for BUILT_IN_UNREACHABLE.
708 (struct constexpr_ctx): Add pretend_const_required field.
709 (cxx_eval_builtin_function_call): Use DECL_IS_BUILTIN_CONSTANT_P
710 macro. Handle CP_BUILT_IN_IS_CONSTANT_EVALUATED. Check also
711 DECL_BUILT_IN_CLASS for BUILT_IN_UNREACHABLE.
712 (cxx_eval_outermost_constant_expr): Add pretend_const_required
713 argument, initialize pretend_const_required field in ctx. If the
714 result is TREE_CONSTANT and non_constant_p, retry with
715 pretend_const_required false if it was true.
716 (is_sub_constant_expr): Initialize pretend_const_required_field in
718 (cxx_constant_value): Pass true as pretend_const_required to
719 cxx_eval_outermost_constant_expr.
720 (maybe_constant_value): Pass false as pretend_const_required to
721 cxx_eval_outermost_constant_expr.
722 (fold_non_dependent_expr): Likewise.
723 (maybe_constant_init_1): Add pretend_const_required argument, pass it
724 down to cxx_eval_outermost_constant_expr. Pass !allow_non_constant
725 instead of false as strict to cxx_eval_outermost_constant_expr.
726 (maybe_constant_init): Add pretend_const_required argument, pass it
727 down to maybe_constant_init_1.
728 (cxx_constant_init): Pass true as pretend_const_required to
729 maybe_constant_init_1.
730 * cp-gimplify.c (cp_gimplify_expr): Handle CALL_EXPRs to
731 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
732 (cp_fold): Don't fold CP_BUILT_IN_IS_CONSTANT_EVALUATED calls.
733 * decl.c: Include langhooks.h.
734 (cxx_init_decl_processing): Register __builtin_is_constant_evaluated
736 * tree.c (builtin_valid_in_constant_expr_p): Return true for
737 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
738 * pt.c (declare_integer_pack): Initialize DECL_FUNCTION_CODE.
741 * pt.c (tsubst_expr): For structured bindings, call tsubst_decomp_names
742 before tsubst_init, not after it.
745 * constexpr.c (cxx_eval_binary_expression): For arithmetics involving
746 NULL pointer set *non_constant_p to true.
747 (cxx_eval_component_reference): For dereferencing of a NULL pointer,
748 set *non_constant_p to true and return t.
750 2018-08-07 Paolo Carlini <paolo.carlini@oracle.com>
753 * decl.c (check_no_redeclaration_friend_default_args): New.
754 (duplicate_decls): Use the latter; also check that a friend
755 declaration specifying default arguments is a definition.
757 2018-08-07 Ville Voutilainen <ville.voutilainen@gmail.com>
760 * name-lookup.c (check_local_shadow): Reject captures and parameters
763 2018-08-06 Marek Polacek <polacek@redhat.com>
766 * constexpr.c (cxx_eval_statement_list): Handle continue.
768 2018-08-03 David Malcolm <dmalcolm@redhat.com>
769 Jonathan Wakely <jwakely@redhat.com>
771 * decl.c: Include "gcc-rich-location.h".
772 (add_return_star_this_fixit): New function.
773 (finish_function): When warning about missing return statements in
774 functions returning non-void, add a "return *this;" fix-it hint for
775 assignment operators.
777 2018-08-03 Jason Merrill <jason@redhat.com>
780 * class.c (build_base_path): Use currently_open_class.
782 2018-08-02 David Malcolm <dmalcolm@redhat.com>
784 * error.c (cxx_print_error_function): Duplicate "file" before
785 passing it to pp_set_prefix.
786 (cp_print_error_function): Use pp_take_prefix when saving the
789 2018-08-02 Richard Biener <rguenther@suse.de>
792 * class.c (layout_class_type): Copy TYPE_TYPELESS_STORAGE
793 to the CLASSTYPE_AS_BASE.
795 2018-08-01 Martin Sebor <msebor@redhat.com>
797 PR tree-optimization/86650
798 * error.c (cp_printer): Move usage of EXPR_LOCATION (t) and
799 TREE_BLOCK (t) from within percent_K_format to this callsite.
801 2018-08-01 Paolo Carlini <paolo.carlini@oracle.com>
804 * class.c (note_name_declared_in_class): Use location_of in permerror
805 instead of DECL_SOURCE_LOCATION (for OVERLOADs).
807 2018-07-31 Tom de Vries <tdevries@suse.de>
810 * optimize.c (update_cloned_parm): Copy DECL_BY_REFERENCE.
812 2018-07-31 Jakub Jelinek <jakub@redhat.com>
814 P1008R1 - prohibit aggregates with user-declared constructors
815 * class.c (check_bases_and_members): For C++2a set
816 CLASSTYPE_NON_AGGREGATE based on TYPE_HAS_USER_CONSTRUCTOR rather than
817 type_has_user_provided_or_explicit_constructor.
819 2018-07-31 Martin Liska <mliska@suse.cz>
822 * parser.c (cp_parser_condition): Initialize non_constant_p
825 2018-07-28 David Malcolm <dmalcolm@redhat.com>
827 * error.c (cp_printer): In the leading comment, move "%H" and "%I"
828 into alphabetical order, and add missing "%G" and "%K". Within
829 the switch statement, move cases 'G', 'H', 'I' and 'K' so that the
830 cases are in alphabetical order.
832 2018-07-25 Jakub Jelinek <jakub@redhat.com>
834 * cp-tree.h (enum cp_tree_index): Add
835 CPTI_{ABI_TAG,ALIGNED,BEGIN,END,GET,TUPLE_{ELEMENT,SIZE}}_IDENTIFIER
836 and CPTI_{GNU,TYPE,VALUE,FUN,CLOSURE}_IDENTIFIER.
837 (abi_tag_identifier, aligned_identifier, begin_identifier,
838 end_identifier, get__identifier, gnu_identifier,
839 tuple_element_identifier, tuple_size_identifier, type_identifier,
840 value_identifier, fun_identifier, closure_identifier): Define.
841 * decl.c (initialize_predefined_identifiers): Initialize the above
843 (get_tuple_size): Use tuple_size_identifier instead of
844 get_identifier ("tuple_size") and value_identifier instead of
845 get_identifier ("value").
846 (get_tuple_element_type): Use tuple_element_identifier instead of
847 get_identifier ("tuple_element") and type_identifier instead of
848 get_identifier ("type").
849 (get_tuple_decomp_init): Use get__identifier instead of
850 get_identifier ("get").
851 * lambda.c (maybe_add_lambda_conv_op): Use fun_identifier instead of
852 get_identifier ("_FUN").
853 * parser.c (cp_parser_lambda_declarator_opt): Use closure_identifier
854 instead of get_identifier ("__closure").
855 (cp_parser_std_attribute): Use gnu_identifier instead of
856 get_identifier ("gnu").
857 (cp_parser_std_attribute_spec): Likewise. Use aligned_identifier
858 instead of get_identifier ("aligned").
859 * class.c (check_abi_tags, inherit_targ_abi_tags): Use
860 abi_tag_identifier instead of get_identifier ("abi_tag").
863 * cp-tree.h (enum cp_tree_index): Add
864 CPTI_FOR_{RANGE,BEGIN,END}{,_}_IDENTIFIER.
865 (for_range__identifier, for_begin__identifier, for_end__identifier,
866 for_range_identifier, for_begin_identifier, for_end_identifier):
868 * decl.c (initialize_predefined_identifiers): Initialize
869 for_{range,begin,end}{,_}_identifier.
870 * parser.c (build_range_temp): Use for_range__identifier instead of
871 get_identifier ("__for_range").
872 (cp_convert_range_for): Use for_begin__identifier and
873 for_end__identifier instead of get_identifier ("__for_begin") and
874 get_identifier ("__for_end").
875 * semantics.c (finish_for_stmt): Rename "__for_{range,begin,end} "
876 local symbols to "__for_{range,begin,end}".
878 2018-07-23 Jakub Jelinek <jakub@redhat.com>
881 * cp-gimplify.c (cp_fold): Don't fold comparisons into other kind
882 of expressions other than INTEGER_CST regardless of TREE_NO_WARNING
883 or warn_nonnull_compare.
885 2018-07-19 Paolo Carlini <paolo.carlini@oracle.com>
887 Revert fix for c++/59480 (and testsuite followup)
889 2019-07-18 Paolo Carlini <paolo.carlini@oracle.com>
892 * decl.c (check_no_redeclaration_friend_default_args): New.
893 (duplicate_decls): Use the latter; also check that a friend
894 declaration specifying default arguments is a definition.
896 2018-07-18 Jakub Jelinek <jakub@redhat.com>
899 * parser.c (cp_parser_decl_specifier_seq): Diagnose invalid type
900 specifier if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
902 2018-07-18 Marek Polacek <polacek@redhat.com>
904 PR c++/86190 - bogus -Wsign-conversion warning
905 * typeck.c (cp_build_binary_op): Fix formatting. Add a warning
908 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
911 * decl.c (check_no_redeclaration_friend_default_args): New.
912 (duplicate_decls): Use the latter; also check that a friend
913 declaration specifying default arguments is a definition.
915 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
917 * class.c (note_name_declared_in_class): Prefer permerror + inform
918 to a pair of permerrors; use DECL_SOURCE_LOCATION.
920 2018-07-18 Richard Biener <rguenther@suse.de>
923 * decl2.c (c_parse_final_cleanups): Call write_out_vars before
924 start_static_storage_duration_function sets current_function_decl.
926 2018-07-17 Jason Merrill <jason@redhat.com>
928 PR c++/86480 - nested variadic lambda and constexpr if.
929 * pt.c (find_parameter_packs_r) [IF_STMT]: Don't walk into
931 * tree.c (cp_walk_subtrees) [DECLTYPE_TYPE]: Set
932 cp_unevaluated_operand.
933 [ALIGNOF_EXPR] [SIZEOF_EXPR] [NOEXCEPT_EXPR]: Likewise.
935 2018-07-16 Paolo Carlini <paolo.carlini@oracle.com>
937 * class.c (resolve_address_of_overloaded_function): Don't emit an
938 inform if the matching permerror returns false.
939 * pt.c (check_specialization_namespace): Likewise.
941 2018-07-16 Jakub Jelinek <jakub@redhat.com>
945 * cp-gimplify.c (cp_genericize_r): When using extern_decl_map, or
946 in TREE_USED flag from stmt to h->to.
948 2018-07-13 Nathan Sidwell <nathan@acm.org>
951 * pt.c (lookup_template_class_1): Use tsubst_aggr_type for
952 contexts that are classes.
953 * parser.c (cp_parser_template_id): Combine entering_scope decl &
956 2018-07-12 Jakub Jelinek <jakub@redhat.com>
958 * decl2.c (cplus_decl_attributes): Don't diagnose vars without mappable
959 type here, instead add "omp declare target implicit" attribute. Add
960 that attribute instead of "omp declare target" also when
961 processing_template_decl.
962 * decl.c (cp_finish_decl): Diagnose vars without mappable type here,
963 and before calling cp_omp_mappable_type call complete_type.
965 2018-07-10 Jakub Jelinek <jakub@redhat.com>
968 * cp-gimplify.c (cp_maybe_instrument_return): Skip trailing
972 * semantics.c (handle_omp_for_class_iterator): Remove lastp argument,
973 instead of setting *lastp turn orig_declv elt into a TREE_LIST.
974 (finish_omp_for): Adjust handle_omp_for_class_iterator caller.
975 * pt.c (tsubst_omp_for_iterator): Allow OMP_FOR_ORIG_DECLS to contain
976 TREE_LIST for both the original class iterator and the "last" helper
979 2018-07-09 Paolo Carlini <paolo.carlini@oracle.com>
981 * decl.c (grokdeclarator): Use rich_location::add_range in three
982 more places; include gcc-rich-location.h.
984 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
986 * decl.c (build_enumerator): Change overflow type to overflow_type.
987 * init.c (build_new_1): Same.
989 2018-07-05 Nathan Sidwell <nathan@acm.org>
991 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
992 NO_IMPLICIT_EXTERN_C.
993 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
995 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
998 * method.c (is_trivially_xible): Return false
999 if is_xible_helper returns a NULL_TREE.
1001 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
1003 * decl.c (min_location): New.
1004 (smallest_type_quals_location): Use the latter.
1005 (check_concept_fn): Use DECL_SOURCE_LOCATION.
1006 (grokdeclarator): Use accurate locations in a number of error
1007 messages involving ds_thread, ds_storage_class, ds_virtual,
1008 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
1010 2018-07-03 Marek Polacek <polacek@redhat.com>
1013 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
1015 2018-07-03 Jason Merrill <jason@redhat.com>
1017 PR c++/86378 - functional cast in noexcept-specifier.
1018 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
1020 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
1022 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
1023 in error message about __thread and thread_local at the same time.
1025 2018-06-29 Marek Polacek <polacek@redhat.com>
1028 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
1030 2018-06-28 David Malcolm <dmalcolm@redhat.com>
1032 * parser.c (cp_parser_error_1): After issuing a conflict marker
1033 error, consume tokens until the end of the source line.
1035 2018-06-28 Jason Merrill <jason@redhat.com>
1037 PR c++/86342 - -Wdeprecated-copy and system headers.
1038 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
1041 2018-06-27 David Malcolm <dmalcolm@redhat.com>
1044 * name-lookup.c (consider_binding_level): Filter out names that
1045 match anon_aggrname_p.
1047 2018-06-27 Jason Merrill <jason@redhat.com>
1049 * name-lookup.c (do_pushtag): If we skip a class level, also skip
1052 2018-06-26 Jason Merrill <jason@redhat.com>
1054 PR c++/86320 - memory-hog with std::array of pair
1055 * typeck2.c (process_init_constructor_array): Only compute a
1056 constant initializer once.
1058 PR c++/80290 - memory-hog with std::pair.
1059 * pt.c (fn_type_unification): Add convs parameter.
1060 (check_non_deducible_conversion): Remember conversion.
1061 (check_non_deducible_conversions): New. Do checks here.
1062 (type_unification_real): Not here. Remove flags parm.
1063 * call.c (add_function_candidate): Make convs a parameter.
1064 Don't recalculate the conversion if it's already set.
1065 (add_template_candidate_real): Allocate convs here.
1066 (good_conversion, conv_flags): New.
1068 2018-06-26 Jakub Jelinek <jakub@redhat.com>
1071 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
1072 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
1074 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
1076 * decl.c (bad_specifiers): Add const location_t* parameter and
1077 use locations in error messages about 'inline' and 'virtual'.
1078 (mark_inline_variable): Add location_t parameter and use it in
1079 error_at and pedwarn messages.
1080 (grokdeclarator): Use declspecs->locations[ds_constexpr],
1081 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
1082 declspecs->locations[ds_inline] in many error messages; adjust
1083 bad_specifiers and mark_inline_variable calls.
1084 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
1086 2018-06-22 Jason Merrill <jason@redhat.com>
1088 PR c++/86219 - ICE with erroneous initializer in template.
1089 * constexpr.c (fold_non_dependent_expr): Add complain parm.
1090 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
1092 * call.c (build_cxx_call): Don't mess with builtins in a template.
1093 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
1094 produce a constant value, go back to the uninstantiated form.
1096 Avoid taking the address of something just because it's in parens.
1097 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
1098 (cxx_fold_indirect_ref): Use it.
1099 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
1100 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
1101 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
1102 static_cast to reference type.
1103 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
1105 2018-06-21 Jason Merrill <jason@redhat.com>
1107 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
1109 * name-lookup.c (do_push_to_top_level): Don't allocate
1111 (do_pop_from_top_level): Release current_lang_base.
1113 Let -fmem-report see callers of cxx_make_type.
1114 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
1115 (make_class_type): Likewise.
1116 (cxx_make_type_hook): New.
1117 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
1119 2018-06-20 Nathan Sidwell <nathan@acm.org>
1122 * friend.c (add_friend): Keep lookup sets of tempate sets.
1124 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
1126 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
1127 tidy handling of a null location_t argument; use proper location
1128 information in a few additional error messages.
1129 (grokdeclarator): Update calls.
1131 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
1132 Thomas Schwinge <thomas@codesourcery.com>
1133 Cesar Philippidis <cesar@codesourcery.com>
1135 * parser.c (cp_parser_omp_clause_name): Add support for finalize
1136 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
1137 to their non-present_or_* counterparts. Make 'self' an alias to
1138 PRAGMA_OACC_CLAUSE_HOST.
1139 (cp_parser_oacc_data_clause): Update GOMP mappings for
1140 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
1141 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
1142 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
1143 Remove support for present_or_* clauses.
1144 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1145 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
1146 (OACC_DECLARE_CLAUSE_MASK): Likewise.
1147 (OACC_DATA_CLAUSE_MASK): Likewise.
1148 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1149 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
1150 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
1151 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
1152 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
1153 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
1155 2018-06-20 Marek Polacek <polacek@redhat.com>
1158 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
1159 (fold_simple_1): Likewise.
1160 * error.c (dump_expr): Likewise.
1162 2018-06-20 Nathan Sidwell <nathan@acm.org>
1165 * cp-tree.h (lookup_keep): Drop KEEP parm.
1166 (lookup_list_keep): Delete.
1167 (maybe_get_fns): Declare.
1168 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
1169 (cp_parser_template_id): Not here ...
1170 * decl.c (cp_finish_decl): ... nor here ...
1171 * init.c (build_raw_new_expr): ... nor here ...
1172 * pt.c (process_template_parm): ... nor here ...
1173 * semantics.c (perform_koenig_lookup): Call lookup_keep.
1174 (finish_call_expr): Not here.
1175 * tree.c (ovl_cache): Delete.
1176 (ovl_make, ovl_copy): No cache.
1177 (lookup_keep): Always keep.
1178 (lookup_list_keep): Delete.
1179 (maybe_get_fns): New, broken out of ...
1180 (get_fns): ... here. Call it.
1181 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
1182 (build_min_nt_call_vec): Likewise.
1184 2018-06-19 Jason Merrill <jason@redhat.com>
1186 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
1187 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
1189 PR c++/86182 - ICE with anonymous union passed to template.
1190 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
1191 used to declare a named variable.
1193 2018-06-18 Jason Merrill <jason@redhat.com>
1195 * tree.c (cp_expr_location): New.
1196 * cp-tree.h (cp_expr_loc_or_loc): New.
1197 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
1198 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
1199 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
1201 * parser.c (cp_parser_lambda_expression): Use a range for
1202 LAMBDA_EXPR_LOCATION.
1204 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
1205 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
1208 PR c++/81060 - ICE with unexpanded parameter pack.
1209 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
1210 * decl.c (grokdeclarator): Call it for qualifying_scope.
1212 PR c++/86171 - ICE with recursive alias instantiation.
1213 * pt.c (tsubst_decl): Handle recursive alias instantiation.
1215 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
1217 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
1218 in errors about redefined default arguments; tidy.
1220 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1222 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
1223 * cp-gimplify.c (cp_fold): Likewise.
1225 2018-06-15 Jason Merrill <jason@redhat.com>
1227 PR c++/86147 - wrong capture for template argument.
1228 * expr.c (mark_use): Look through NOP_EXPR.
1230 * name-lookup.c (do_pushtag): Don't look through complete types, but
1231 don't add to them either. Get context from current_binding_level.
1232 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
1234 * decl.c (start_enum): Do compare dependent underlying type.
1236 PR c++/82882 - ICE with lambda in template default argument.
1237 * lambda.c (record_null_lambda_scope): New.
1238 * pt.c (tsubst_lambda_expr): Use it.
1239 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
1240 function that isn't open.
1242 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
1244 2018-06-14 Marek Polacek <polacek@redhat.com>
1247 * decl2.c (cp_check_const_attributes): Skip trees that are not
1250 2018-06-14 Jakub Jelinek <jakub@redhat.com>
1252 P0624R2 - Default constructible and assignable stateless lambdas
1253 * method.c (synthesized_method_walk): For C++2a don't mark
1254 sfk_constructor or sfk_copy_assignment as deleted if lambda has
1257 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1259 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
1260 OPT_Wshadow warning_at.
1261 (grokfndecl): Consistently use the location_t argument in
1262 literal operator diagnostic messages.
1263 (grokdeclarator): Use declspecs->locations[ds_storage_class]
1265 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
1268 2018-06-13 Jason Merrill <jason@redhat.com>
1270 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
1271 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
1274 PR c++/86094 - wrong code with defaulted move ctor.
1275 * class.c (classtype_has_non_deleted_move_ctor): New.
1276 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
1277 Handle v12 breakage.
1279 2018-06-12 Jason Merrill <jason@redhat.com>
1281 PR c++/86098 - ICE with template placeholder for TTP.
1282 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
1283 CLASS_PLACEHOLDER_TEMPLATE.
1285 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
1287 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
1288 parameter and adjust error_at calls.
1289 * decl.c (grok_op_properties): Adjust calls.
1290 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
1292 2018-06-12 Marek Polacek <polacek@redhat.com>
1294 Core issue 1331 - const mismatch with defaulted copy constructor
1295 * class.c (check_bases_and_members): When checking a defaulted
1296 function, mark it as deleted rather than giving an error.
1298 2018-06-11 Jason Merrill <jason@redhat.com>
1300 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
1301 * class.c (maybe_warn_about_overly_private_class): Handle inherited
1304 PR c++/85963 - -Wunused-but-set with ?: in template.
1305 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
1307 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
1309 * decl.c (grok_op_properties): Consistently use the location
1310 of the decl; remove special casing of POSTINCREMENT_EXPR and
1311 POSTDECREMENT_EXPR wrt default arguments.
1313 2018-06-05 Jason Merrill <jason@redhat.com>
1315 * constexpr.c (cxx_eval_binary_expression): Special case comparison
1316 of pointers to members of the same union.
1318 2018-06-11 Jason Merrill <jason@redhat.com>
1320 PR c++/86094 - wrong code with defaulted move ctor.
1321 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
1323 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
1325 * decl.c (grokfndecl): Use the location_t argument in two more places.
1327 2018-06-06 Marek Polacek <polacek@redhat.com>
1330 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
1331 deduction from the list elements.
1332 (type_unification_real): Check convertibility of list elements.
1334 2018-06-06 Jason Merrill <jason@redhat.com>
1336 PR c++/86060 - ICE on range for with -std=c++98.
1337 * parser.c (cp_parser_init_statement): Don't clobber *decl after
1340 PR c++/85710 - ICE with -Wmemset-elt-size.
1341 * semantics.c (finish_call_expr): Call warn_for_memset here.
1342 * parser.c (cp_parser_postfix_expression): Not here.
1343 (literal_integer_zerop): No longer static.
1344 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
1346 2018-06-05 Marek Polacek <polacek@redhat.com>
1349 * tree.c (cp_tree_equal): Handle USING_DECL.
1351 2018-06-05 Jason Merrill <jason@redhat.com>
1353 PR c++/85731 - wrong error with qualified-id in template.
1354 * semantics.c (finish_qualified_id_expr): build_qualified_name
1355 for unbound names in the current class.
1357 2018-06-04 Jason Merrill <jason@redhat.com>
1359 PR c++/61806 - missed SFINAE with partial specialization.
1360 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
1361 parameter to constructor.
1362 * pt.c (instantiate_class_template_1): Enable access checking
1363 before call to most_specialized_partial_spec.
1365 PR c++/85765 - SFINAE and non-type default template arg.
1366 * pt.c (type_unification_real): Do full semantic processing if
1367 substituting a partial args list replaces all template parms.
1369 2018-06-03 Jason Merrill <jason@redhat.com>
1371 PR c++/85739 - ICE with pointer to member template parm.
1372 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
1374 2018-06-02 Jason Merrill <jason@redhat.com>
1376 PR c++/85761 - ICE with ill-formed use of const outer variable.
1377 * expr.c (mark_use): Handle location wrappers.
1379 2018-06-01 Jason Merrill <jason@redhat.com>
1381 PR c++/85764 - bogus 'this' not captured error.
1382 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
1383 (nonlambda_method_basetype): Handle NSDMI.
1385 CWG 1581: When are constexpr member functions defined?
1386 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
1387 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
1389 PR c++/58281 - explicit instantiation of constexpr
1390 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
1392 * pt.c (instantiate_decl): Any defaulted function is defined.
1394 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1397 * call.c (resolve_args): Use location of expression, not current input
1400 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
1402 Do not warn about zero-as-null when NULL is used.
1403 * call.c (conversion_null_warnings): Check for pointer
1404 types converted from zero constants.
1405 (convert_like_real): Add a warning sentinel at the end.
1406 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
1409 2018-05-30 Jason Merrill <jason@redhat.com>
1411 PR c++/85807 - ICE with call in template NSDMI.
1412 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
1413 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
1415 PR c++/85873 - constant initializer_list array not in .rodata.
1416 * tree.c (build_target_expr): Set TREE_READONLY.
1417 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
1419 * parser.c (cp_parser_check_condition_declarator): Handle
1420 cp_error_declarator.
1422 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1424 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
1425 of using it in dead store.
1427 2018-05-29 Jason Merrill <jason@redhat.com>
1429 PR c++/67445 - returning temporary initializer_list.
1430 PR c++/67711 - assigning from temporary initializer_list.
1431 PR c++/48562 - new initializer_list.
1432 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
1433 about returning local initializer_list.
1434 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
1435 * call.c (build_over_call): Warn about assignment from temporary
1437 * init.c (build_new_1): Warn about 'new std::initializer_list'.
1438 (find_list_begin, maybe_warn_list_ctor): New.
1439 (perform_member_init): Use maybe_warn_list_ctor.
1441 2018-05-29 Marek Polacek <polacek@redhat.com>
1444 * init.c (build_new): Handle deducing a class with new
1445 with more than one argument.
1447 2018-05-29 Jakub Jelinek <jakub@redhat.com>
1450 * init.c (build_aggr_init): For structured binding initialized from
1451 array call mark_rvalue_use on the initializer.
1453 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1455 * decl2.c (start_static_storage_duration_function): Use
1456 splay_tree_delete_pointers.
1458 2018-05-25 Jason Merrill <jason@redhat.com>
1460 PR c++/85815 - reference to member of enclosing template.
1461 * search.c (lookup_base): Use currently_open_class.
1462 (lookup_member): Use it regardless of -fconcepts.
1463 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
1465 CWG 616, 1213 - value category of subobject references.
1466 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
1468 2018-05-24 Jason Merrill <jason@redhat.com>
1470 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
1471 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
1474 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
1476 Pedwarn on a non-standard position of a C++ attribute.
1477 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
1478 after the namespace name.
1480 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1482 * cp-tree.h (INDIRECT_TYPE_P): New.
1483 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
1484 joust): Use it instead of POINTER_TYPE_P.
1485 * class.c (update_vtable_entry_for_fn, find_flexarrays,
1486 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
1487 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
1488 * cxx_eval_increment_expression, potential_constant_expression_1):
1490 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
1491 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
1492 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
1493 cp_ubsan_maybe_instrument_downcast): Likewise.
1494 * cvt.c (cp_convert_to_pointer, ocp_convert,
1495 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
1496 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
1497 pp_cxx_offsetof_expression_1): Likewise.
1498 * decl.c (grokparms, static_fn_type): Likewise.
1499 * decl2.c (grokbitfield): Likewise.
1500 * error.c (dump_expr): Likewise.
1501 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
1502 * init.c (warn_placement_new_too_small): Likewise.
1503 * lambda.c (build_capture_proxy, add_capture): Likewise.
1504 * parser.c (cp_parser_omp_for_loop): Likewise.
1505 * pt.c (convert_nontype_argument, fn_type_unification,
1506 uses_deducible_template_parms, check_cv_quals_for_unify,
1507 dependent_type_p_r): Likewise.
1508 * search.c (check_final_overrider): Likewise.
1509 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
1510 finish_omp_for): Likewise.
1511 * tree.c (cp_build_qualified_type_real): Likewise.
1512 * typeck.c (build_class_member_access_expr,
1513 finish_class_member_access_expr, build_x_indirect_ref,
1514 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
1517 2018-05-24 Jason Merrill <jason@redhat.com>
1519 PR c++/85864 - literal template and default template arg.
1520 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
1522 2018-05-24 Marek Polacek <polacek@redhat.com>
1525 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
1526 variable for its result. Fix a condition.
1527 (build_new): Use fold_non_dependent_expr. Tweak a condition.
1529 2018-05-23 Jason Merrill <jason@redhat.com>
1531 Fix cast to rvalue reference from prvalue.
1532 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
1533 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
1534 non-class type. Handle xvalue argument.
1535 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
1537 * semantics.c (finish_compound_literal): Do direct-initialization,
1538 not cast, to initialize a reference.
1540 CWG 616, 1213 - value category of subobject references.
1541 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
1543 * typeck2.c (build_m_component_ref): Likewise.
1544 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
1545 distinction between temporary and xvalue.
1547 2018-05-23 Marek Polacek <polacek@redhat.com>
1549 Implement P0614R1, Range-based for statements with initializer.
1550 * parser.c (cp_parser_range_based_for_with_init_p): New.
1551 (cp_parser_init_statement): Use it. Parse the optional init-statement
1552 for a range-based for loop.
1553 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
1555 2018-05-22 Jason Merrill <jason@redhat.com>
1557 PR c++/81420 - not extending temporary lifetime.
1558 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
1559 * class.c (build_base_path): Avoid redundant move of an rvalue.
1561 PR c++/85866 - error with .* in default template arg.
1562 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
1564 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1566 * parser.c (cp_parser_parameter_declaration_list): Remove
1568 (cp_parser_parameter_declaration_clause): Adjust.
1569 (cp_parser_cache_defarg): Likewise.
1571 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1574 * parser.c (cp_parser_maybe_commit_to_declaration,
1575 cp_parser_check_condition_declarator): New.
1576 (cp_parser_simple_declaration): Use the first above.
1577 (cp_parser_condition): Use both the above; enforce
1578 [stmt.stmt]/2 about the declarator not specifying
1579 a function or an array; improve error-recovery.
1581 2018-05-20 Jason Merrill <jason@redhat.com>
1583 PR libstdc++/85843 - warning in logic_error copy constructor.
1584 * class.c (type_has_user_nondefault_constructor): Check for a
1585 user-provided ctor, not user-declared.
1587 2018-05-19 Jason Merrill <jason@redhat.com>
1589 * pt.c (tsubst_pack_expansion): Sorry rather than abort
1590 on __integer_pack as subexpression of pattern.
1592 2018-05-18 Jason Merrill <jason@redhat.com>
1594 PR c++/58407 - deprecated implicit copy ops.
1595 * call.c (build_over_call): Warn about deprecated trivial fns.
1596 * class.c (classtype_has_user_copy_or_dtor): New.
1597 (type_build_ctor_call): Check TREE_DEPRECATED.
1598 (type_build_dtor_call): Likewise.
1599 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
1600 Add checks. Return bool. Handle -Wdeprecated-copy.
1601 (mark_used): Use it.
1602 * decl.c (grokdeclarator): Remove redundant checks.
1603 * typeck2.c (build_functional_cast): Likewise.
1604 * method.c (lazily_declare_fn): Mark deprecated copy ops.
1605 * init.c (build_aggr_init): Only set TREE_USED if there are
1608 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
1611 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
1614 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
1616 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
1617 (potential_constant_expression_1): Likewise.
1619 2018-05-16 Marek Polacek <polacek@redhat.com>
1622 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
1623 * tree.c (bot_manip): Call set_flags_from_callee for
1624 AGGR_INIT_EXPRs too.
1626 2018-05-15 Jason Merrill <jason@redhat.com>
1628 * cp-tree.h (cp_expr): Remove copy constructor.
1629 * mangle.c (struct releasing_vec): Declare copy constructor.
1631 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
1633 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
1634 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
1635 is a throw-expression.
1637 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1639 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
1640 (FOR_EACH_CLONE): Update.
1641 * decl.c (grokdeclarator): Use it.
1642 * decl2.c (vague_linkage_p): Likewise.
1643 * mangle.c (mangle_decl): Likewise.
1644 * method.c (lazily_declare_fn): Likewise.
1645 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
1646 * repo.c (repo_emit_p): Likewise.
1647 * tree.c (decl_linkage): Likewise.
1649 2018-05-14 Jason Merrill <jason@redhat.com>
1651 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
1652 * tree.c (build_cp_fntype_variant): New.
1653 (build_ref_qualified_type, build_exception_variant)
1654 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
1655 (cxx_type_hash_eq, cp_check_qualified_type): Check
1656 TYPE_HAS_LATE_RETURN_TYPE.
1657 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
1658 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
1659 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
1660 (adjust_clone_args): Likewise.
1661 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
1662 build_cp_fntype_variant.
1663 (grokdeclarator): Pass late_return_type_p to grokfndecl.
1664 (check_function_type): Use cxx_copy_lang_qualifiers.
1665 (static_fn_type): Use cxx_copy_lang_qualifiers.
1666 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
1667 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
1668 (change_return_type): Use cxx_copy_lang_qualifiers.
1669 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
1670 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
1671 return type on the declarator like a normal trailing return type.
1672 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
1673 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
1674 * typeck.c (merge_types): Use build_cp_fntype_variant.
1676 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1678 * cp-tree.h (TYPE_REF_P): New.
1679 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
1680 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
1681 direct_reference_binding, reference_binding, implicit_conversion,
1682 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
1683 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
1684 build_over_call, perform_implicit_conversion_flags,
1685 extend_ref_init_temps, type_has_extended_temps): Use it.
1686 * class.c (one_inheriting_sig, check_field_decls,
1687 check_bases_and_members, find_flexarrays, finish_struct,
1688 fixed_type_or_null): Likewise.
1689 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
1690 non_const_var_error, cxx_eval_constant_expression,
1691 potential_constant_expression_1): Likewise.
1692 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
1693 cp_genericize_r, cxx_omp_privatize_by_reference,
1694 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
1695 cp_fold_maybe_rvalue): Likewise.
1696 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
1697 * cvt.c (build_up_reference, convert_to_reference,
1698 convert_from_reference, convert_to_void, noexcept_conv_p,
1699 fnptr_conv_p): Likewise.
1700 * decl.c (poplevel, check_for_uninitialized_const_var,
1701 check_initializer, initialize_local_var, cp_finish_decl,
1702 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
1703 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
1704 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
1705 decl_maybe_constant_var_p): Likewise.
1706 * error.c (dump_type_prefix, dump_expr): Likewise.
1707 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
1708 is_admissible_throw_operand_or_catch_parameter): Likewise.
1709 * expr.c (mark_use): Likewise.
1710 * init.c (build_zero_init_1, build_value_init_noctor,
1711 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
1712 build_new, build_delete): Likewise.
1713 * lambda.c (build_lambda_object): Likewise.
1714 * mangle.c (write_expression, write_template_arg): Likewise.
1715 * method.c (forward_parm, do_build_copy_constructor,
1716 do_build_copy_assign, build_stub_object, constructible_expr,
1717 walk_field_subobs): Likewise.
1718 * parser.c (cp_parser_omp_for_loop_init,
1719 cp_parser_omp_declare_reduction_exprs,
1720 cp_parser_omp_declare_reduction): Likewise.
1721 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
1722 convert_template_argument, tsubst_pack_expansion,
1723 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
1724 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
1725 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
1726 value_dependent_expression_p, build_deduction_guide): Likewise.
1727 * semantics.c (finish_handler_parms, finish_non_static_data_member,
1728 finish_compound_literal, omp_privatize_field,
1729 handle_omp_array_sections_1, handle_omp_array_sections,
1730 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
1731 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
1732 finish_omp_clauses, finish_decltype_type, capture_decltype,
1733 finish_builtin_launder): Likewise.
1734 * tree.c (lvalue_kind, cp_build_reference_type, move,
1735 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
1736 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
1737 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
1738 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
1739 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
1740 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
1741 convert_for_initialization,
1742 maybe_warn_about_returning_address_of_local, check_return_expr,
1743 cp_type_quals, casts_away_constness, non_reference): Likewise.
1744 * typeck2.c (cxx_readonly_error, store_init_value,
1745 process_init_constructor_record, build_x_arrow, build_functional_cast,
1746 add_exception_specifier): Likewise.
1748 2018-05-14 Jason Merrill <jason@redhat.com>
1750 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
1751 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
1753 2018-05-11 Jakub Jelinek <jakub@redhat.com>
1756 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
1757 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
1758 cxx_omp_predetermined_sharing_1. Rename old function to ...
1759 (cxx_omp_predetermined_sharing_1): ... this.
1760 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
1761 instead of cxx_omp_predetermined_sharing.
1763 2018-05-10 Jason Merrill <jason@redhat.com>
1765 * decl.c (cp_finish_decl): Don't instantiate auto variable.
1766 (check_static_variable_definition): Allow auto.
1767 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
1769 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
1770 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
1772 Core issue 2310 - conversion to base of incomplete type.
1773 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
1775 CWG 2267 - list-initialization of reference temporary
1776 * call.c (reference_binding): List-initializing a reference
1777 temporary is copy-list-initialization.
1779 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
1781 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
1782 instantiation in template context.
1784 * class.c (vbase_has_user_provided_move_assign): Use
1787 * lambda.c (lambda_expr_this_capture): Improve logic.
1789 * decl.c (make_typename_type): s/parameters/arguments/.
1790 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
1791 * pt.c (make_pack_expansion): Correct error message.
1793 2018-05-10 Jakub Jelinek <jakub@redhat.com>
1796 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
1797 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
1800 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
1803 * decl2.c (adjust_var_decl_tls_model): New static function.
1804 (comdat_linkage): Call it on a variable.
1805 (maybe_make_one_only): Likewise.
1807 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1811 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1814 * parser.c (cp_parser_parameter_declaration_list): When the
1815 entire parameter-declaration-list is erroneous maybe call
1816 abort_fully_implicit_template.
1818 2018-05-08 Jason Merrill <jason@redhat.com>
1820 PR c++/85706 - class deduction under decltype
1821 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
1822 *walk_subtrees whether or not we walked into the operand.
1823 (type_uses_auto): Only look at deduced contexts.
1825 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1828 * parser.c (cp_parser_parameter_declaration_list): When the
1829 entire parameter-declaration-list is erroneous maybe call
1830 abort_fully_implicit_template.
1832 2018-05-08 Marek Polacek <polacek@redhat.com>
1835 * semantics.c (finish_if_stmt_cond): See through typedefs.
1837 2018-05-07 Jason Merrill <jason@redhat.com>
1839 PR c++/85646 - lambda visibility.
1840 * decl2.c (determine_visibility): Don't mess with template arguments
1841 from the containing scope.
1842 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
1845 2018-05-07 Nathan Sidwell <nathan@acm.org>
1847 Remove fno-for-scope
1848 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
1849 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
1850 (SET_DECL_SHADOWED_FOR_VAR): Delete.
1851 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1852 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
1854 * name-lookup.h (struct cp_binding_level): Remove
1855 dead_vars_from_for field.
1856 * cp-lang.c (cp_init_ts): Delete.
1857 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
1858 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
1859 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1860 (init_shadowed_var_for_decl): Delete.
1861 * decl.c (poplevel): Remove shadowed for var handling.
1862 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
1863 * name-lookup.c (find_local_binding): Remove shadowed for var
1865 (check_local_shadow): Likewise.
1866 (check_for_out_of_scope_variable): Delete.
1867 * parser.c (cp_parser_primary_expression): Remove shadowed for var
1869 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
1870 * semantics.c (begin_for_scope): Always have a scope.
1871 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
1872 (begin_range_for_stmt, finish_id_expression): Likewise.
1874 2018-05-07 Jason Merrill <jason@redhat.com>
1876 PR c++/85618 - ICE with initialized VLA.
1877 * tree.c (vla_type_p): New.
1878 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
1879 rather than array_of_runtime_bound_p.
1881 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
1883 * cvt.c (ocp_convert): Early handle the special case of a
1884 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
1886 2018-05-03 Jason Merrill <jason@redhat.com>
1888 PR c++/85600 - virtual delete failure.
1889 * init.c (build_delete): Always save_expr when deleting.
1891 2018-05-03 Nathan Sidwell <nathan@acm.org>
1893 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
1894 * name-lookup.c (do_pushdecl): Likewise.
1896 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
1897 Jason Merrill <jason@redhat.com>
1900 * name-lookup.c (check_local_shadow): Don't handle static old
1901 declarations in the block handling locals shadowing locals.
1903 2018-05-01 Jason Merrill <jason@redhat.com>
1905 PR c++/85587 - error with scoped enum in template.
1906 * semantics.c (finish_qualified_id_expr): Don't return an
1907 unqualified IDENTIFIER_NODE.
1909 2018-04-30 Jason Merrill <jason@redhat.com>
1911 PR c++/85580 - extern "C" and local variables
1912 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
1914 PR c++/84701 - unsigned typeof.
1915 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
1916 of long/short/signed/unsigned.
1918 PR c++/85305 - pack in lambda init-capture.
1919 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
1920 check_for_bare_parameter_packs in a subexpression.
1921 (cp_parser_lambda_introducer): Use it.
1923 PR c++/61982 - dead stores to destroyed objects.
1924 * call.c (build_trivial_dtor_call): New, assigns a clobber.
1925 (build_over_call, build_special_member_call): Use it.
1926 * cp-tree.h: Declare it.
1927 * init.c (build_delete): Remove trivial path.
1929 * init.c (build_dtor_call): Use build_special_member_call.
1930 (build_delete): Remove redundant uses of save_addr.
1932 * decl.c (build_clobber_this): Use build_clobber.
1934 2018-04-27 Jakub Jelinek <jakub@redhat.com>
1937 * init.c (build_zero_init_1): For zero initialization of
1938 NULLPTR_TYPE_P type use build_int_cst directly.
1940 2018-04-27 David Malcolm <dmalcolm@redhat.com>
1943 * name-lookup.c (consider_binding_level): Skip compiler-generated
1945 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
1946 nested if statements into a series of rejection tests. Reject
1947 lambda-ignored entities as suggestions.
1949 2018-04-27 Jason Merrill <jason@redhat.com>
1951 * cvt.c (cp_fold_convert): Use convert_ptrmem.
1952 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
1954 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
1957 * decl.c (grokdeclarator): Clear friendp upon definition in local
1958 class definition error.
1960 2018-04-27 Jason Merrill <jason@redhat.com>
1962 PR c++/85545 - ICE with noexcept PMF conversion.
1963 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
1965 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
1967 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
1969 2018-04-27 Nathan Sidwell <nathan@acm.org>
1971 * typeck.c (convert_ptrmem): Move local var decls to initialization.
1973 * cp-tree.h (TEMPLATE_INFO): Fix comments.
1974 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
1975 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
1976 (dump, print_other_binding_stacks): Remove declarations.
1977 * name-lookup.c (print_other_binding_stack): Make static.
1978 * pt.c (build_template_decl): Make static.
1980 2018-04-26 Jason Merrill <jason@redhat.com>
1982 PR c++/85545 - ICE with noexcept PMF conversion.
1983 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
1985 2018-04-25 Nathan Sidwell <nathan@acm.org>
1989 * cp-tree.h (REINTERPRET_CAST_P): New.
1990 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
1991 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
1992 for non-trivial PTRMEM_CST cases.
1993 * typeck.c (build_nop_reinterpret): New.
1994 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1995 NOP_EXPRs returned by cp_convert.
1997 2018-04-23 Jason Merrill <jason@redhat.com>
1999 PR c++/69560 - wrong alignof(double) on x86.
2000 CWG 1879 - Inadequate definition of alignment requirement.
2001 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
2002 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
2003 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
2004 (cxx_alignof_expr): Pass it.
2005 * parser.c (cp_parser_unary_expression): Pass it.
2006 * pt.c (tsubst_copy): Copy it.
2007 (tsubst_copy_and_build): Pass it.
2008 * decl.c (fold_sizeof_expr): Pass it.
2010 2018-04-23 Jakub Jelinek <jakub@redhat.com>
2011 Jason Merrill <jason@redhat.com>
2013 PR c++/85470 - wrong error with static data member.
2014 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
2015 * typeck2.c (store_init_value): Likewise.
2017 2018-04-20 Jakub Jelinek <jakub@redhat.com>
2020 * cp-tree.h (tinst_level): Remove in_system_header_p member,
2021 change refcount member from unsigned char to unsigned short,
2022 add refcount_infinity static data member, adjust comments.
2023 * pt.c (tinst_level::refcount_infinity): Define.
2024 (inc_refcount_use): Remove assert, don't increment if refcount
2025 is already refcount_infinity, adjust comment.
2026 (dec_refcount_use): Remove assert, don't decrement if refcount
2027 is refcount_infinity, adjust comment.
2028 (push_tinst_level_loc): Formatting fix.
2030 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
2033 * pt.c (lookup_template_class_1): Check pushtag return value for
2036 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
2039 * cp-tree.h (tinst_level::free): Fix whitespace.
2041 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
2044 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
2045 for error_mark_node.
2047 2018-04-18 Jakub Jelinek <jakub@redhat.com>
2050 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
2051 tricks from here to ...
2052 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
2053 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
2055 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
2058 * cp-tree.h (struct tinst_level): Split decl into tldcl and
2059 targs. Add private split_list_p, tree_list_p, and not_list_p
2060 inline const predicates; to_list private member function
2061 declaration; free public member function declaration; list_p,
2062 get_node and maybe_get_node accessors, and refcount data
2063 member. Narrow errors to unsigned short.
2064 * error.c (print_instantiation_full_context): Use new
2066 (print_instantiation_partial_context_line): Likewise. Drop
2067 const from tinst_level-typed parameter.
2068 * mangle.c (mangle_decl_string): Likewise.
2069 * pt.c (freelist): New template class.
2070 (tree_list_freelist_head): New var.
2071 (tree_list_freelist): New fn, along with specializations.
2072 (tinst_level_freelist_head): New var.
2073 (pending_template_freelist_head): Likewise.
2074 (tinst_level_freelist, pending_template_freelist): New fns.
2075 (tinst_level::to_list, tinst_level::free): Define.
2076 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
2077 (set_refcount_ptr): New template fn.
2078 (add_pending_template): Adjust for refcounting, freelists and
2080 (neglectable_inst_p): Take a NULL d as a non-DECL.
2081 (limit_bad_template_recursion): Use new accessors.
2082 (push_tinst_level): New overload to create the list.
2083 (push_tinst_level_loc): Make it static, split decl into two
2084 args, adjust tests and initialization to cope with split
2085 lists, use freelist, adjust for refcounting.
2086 (push_tinst_level_loc): New wrapper with the old interface.
2087 (pop_tinst_level): Adjust for refcounting.
2088 (record_last_problematic_instantiation): Likewise.
2089 (reopen_tinst_level): Likewise. Use new accessors.
2090 (instantiate_alias_template): Adjust for split list.
2091 (fn_type_unification): Likewise.
2092 (get_partial_spec_bindings): Likewise.
2093 (instantiate_pending_templates): Use new accessors. Adjust
2094 for refcount. Release pending_template to freelist.
2095 (instantiating_current_function_p): Use new accessors.
2097 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
2100 * parser.c (cp_parser_builtin_offset): Reject type definitions.
2101 * mangle.c (nested_anon_class_index): Avoid crash returning -1
2102 if we've seen errors.
2104 2018-04-12 David Malcolm <dmalcolm@redhat.com>
2107 * name-lookup.c (macro_use_before_def::maybe_make): New function,
2108 checking that the use is indeed before the definition.
2109 (macro_use_before_def::macro_use_before_def): Make private.
2110 (macro_use_before_def::~macro_use_before_def): Make private. Move
2111 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
2112 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
2113 than using new directly.
2115 2018-04-12 Jason Merrill <jason@redhat.com>
2117 PR c++/85356 - ICE with pointer to member function.
2118 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
2119 flag_noexcept_type. Build the new spec within the function context.
2120 * except.c (build_noexcept_spec): Do get constant value in templates
2121 if flag_noexcept_type.
2122 * decl.c (check_redeclaration_exception_specification): Don't
2123 instantiate noexcept on a dependent declaration.
2125 2018-04-12 Marek Polacek <polacek@redhat.com>
2128 * constexpr.c (reduced_constant_expression_p): Return false for null
2131 2018-04-11 Marek Polacek <polacek@redhat.com>
2134 * constexpr.c (potential_constant_expression_1): Consider conversions
2135 from classes to literal types potentially constant.
2137 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
2140 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
2141 the type like TYPE_PTR_OR_PTRMEM_P.
2143 2018-04-10 Jason Merrill <jason@redhat.com>
2145 PR debug/65821 - wrong location for main().
2146 * call.c (clear_location_r, convert_default_arg): Revert.
2147 * tree.c (break_out_target_exprs): Add clear_location parm.
2148 (struct bot_data): New.
2149 (bot_manip): Clear location if requested.
2150 * init.c (get_nsdmi): Pass clear_location.
2152 2018-04-10 David Malcolm <dmalcolm@redhat.com>
2155 * call.c (get_fndecl_argument_location): Make non-static.
2156 * cp-tree.h (get_fndecl_argument_location): New decl.
2157 * typeck.c (convert_for_assignment): When complaining due to
2158 conversions for an argument, show the location of the parameter
2161 2018-04-10 Jakub Jelinek <jakub@redhat.com>
2163 PR c++/85312 - P0962 cleanup
2164 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
2167 2018-04-10 Jason Merrill <jason@redhat.com>
2169 PR debug/65821 - wrong location for main().
2170 * call.c (clear_location_r): New.
2171 (convert_default_arg): Use it.
2172 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
2174 PR c++/85285 - ICE with flexible array after substitution.
2175 * pt.c (instantiate_class_template_1): Check for flexible array in
2178 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
2181 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
2182 issue a pedwarn and defer trying to do bindings.
2184 2018-04-09 Jason Merrill <jason@redhat.com>
2186 PR c++/85279 - dump_expr doesn't understand decltype.
2187 * error.c (dump_expr): Handle DECLTYPE_TYPE.
2189 PR c++/85262 - ICE with redundant qualification on constructor.
2190 * call.c (build_new_method_call_1): Move make_args_non_dependent
2191 after A::A() handling.
2193 PR c++/85277 - ICE with invalid offsetof.
2194 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
2195 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
2197 PR c++/85264 - ICE with excess template-parameter-list.
2198 * parser.c (cp_parser_check_template_parameters): Add template_id_p
2199 parameter. Don't allow an extra template header if true.
2200 (cp_parser_class_head): Pass template_id_p.
2201 (cp_parser_elaborated_type_specifier): Likewise.
2202 (cp_parser_alias_declaration): Likewise.
2203 (cp_parser_check_declarator_template_parameters): Likewise.
2205 2018-04-09 Jakub Jelinek <jakub@redhat.com>
2208 * parser.c (cp_parser_simple_declaration): For structured bindings,
2209 if *maybe_range_for_decl is NULL after parsing it, set it to
2212 2018-04-09 Jason Merrill <jason@redhat.com>
2214 PR c++/85256 - ICE capturing pointer to VLA.
2215 * lambda.c (add_capture): Distinguish between variable-size and
2216 variably-modified types.
2218 2018-04-06 Jason Merrill <jason@redhat.com>
2220 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
2221 * pt.c (extract_locals_r): Remember local typedefs.
2223 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2226 * name-lookup.c (struct std_name_hint): Move out of
2227 get_std_name_hint; add field "min_dialect".
2228 (get_std_name_hint): Add min_dialect values to all initializers.
2229 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
2230 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
2231 <shared_mutex>, <string_view>, <thread>, and <variant>.
2232 Add fstream, ifstream, and ofstream to <fstream>.
2233 Add istringstream, ostringstream, and stringstream to <sstream>.
2234 Add basic_string to <string>.
2235 Add tuple_element and tuple_size to <tuple>.
2236 Add declval to <utility>.
2237 Fix ordering of <queue> and <tuple>.
2238 Return a std_name_hint, rather than a const char *.
2239 (get_cxx_dialect_name): New function.
2240 (maybe_suggest_missing_std_header): Detect names that aren't yet
2241 available in the current dialect, and instead of suggesting a
2242 missing #include, warn about the dialect.
2244 2018-04-06 Jakub Jelinek <jakub@redhat.com>
2247 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
2248 errorcount is set if tsubst doesn't return a VAR_DECL.
2250 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2253 * name-lookup.c (using_directives_contain_std_p): New function.
2254 (has_using_namespace_std_directive_p): New function.
2255 (suggest_alternatives_for): Simplify if/else logic using early
2256 returns. If no candidates were found, and there's a
2257 "using namespace std;" directive, call
2258 maybe_suggest_missing_std_header.
2259 (maybe_suggest_missing_header): Split later part of the function
2261 (maybe_suggest_missing_std_header): New.
2263 2018-04-06 Jason Merrill <jason@redhat.com>
2265 PR c++/85242 - ICE with class definition in template parm.
2266 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
2267 processing_template_parmlist.
2269 PR c++/85240 - LTO ICE with using of undeduced auto fn.
2270 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
2272 2018-04-05 Jakub Jelinek <jakub@redhat.com>
2275 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
2276 is not prev, if prev == decl.
2279 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
2280 maybe_apply_pragma_weak here...
2281 (cp_maybe_mangle_decomp): ... but call it here instead.
2283 2018-04-05 Jason Merrill <jason@redhat.com>
2285 PR c++/85136 - ICE with designated init in template.
2286 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
2287 designated initializer.
2288 (check_array_designated_initializer): Update ce->index with the
2291 PR c++/83808 - ICE with VLA initialization.
2292 * typeck2.c (process_init_constructor_array): Don't require a VLA
2293 initializer to have VLA type.
2295 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2298 * call.c (convert_like_real): Fail gracefully for a broken
2299 std::initializer_list, missing a definition.
2301 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
2303 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2306 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
2307 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
2309 2018-04-05 Jason Merrill <jason@redhat.com>
2311 PR c++/82152 - ICE with class deduction and inherited ctor.
2312 * pt.c (do_class_deduction): Ignore inherited ctors.
2314 PR c++/84665 - ICE with array of empty class.
2315 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
2317 PR c++/85228 - ICE with lambda in enumerator in template.
2318 * pt.c (bt_instantiate_type_proc): Don't assume
2319 CLASSTYPE_TEMPLATE_INFO is non-null.
2321 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2324 * decl.c (find_decomp_class_base): Check accessibility instead
2325 of declared access, adjust diagnostic.
2327 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2330 * decl.c (get_tuple_decomp_init): Check the templatedness
2333 2018-04-05 Jason Merrill <jason@redhat.com>
2335 PR c++/85200 - ICE with constexpr if in generic lambda.
2336 * pt.c (extract_locals_r): Don't record the local specs of variables
2337 declared within the pattern.
2339 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
2342 * pt.c (check_auto_in_tmpl_args): New.
2343 (tsubst_qualified_id): Use it to reject template args
2344 referencing auto for non-type templates.
2345 * parser.c (cp_parser_template_id): Likewise.
2346 * cp-tree.h (check_auto_in_tmpl_args): Declare.
2347 * typeck2.c (build_functional_cast): Report correct location
2348 for invalid use of auto.
2350 2018-04-04 Jason Merrill <jason@redhat.com>
2352 PR c++/85215 - ICE with copy-init from conversion.
2353 * call.c (merge_conversion_sequences): Fix type of direct binding
2356 PR c++/84938 - ICE with division by ~-1.
2357 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
2359 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
2360 * parser.c (cp_parser_mem_initializer_list): Call
2361 check_for_bare_parameter_packs.
2363 2018-04-04 Jakub Jelinek <jakub@redhat.com>
2366 * constexpr.c (cxx_eval_builtin_function_call): For calls to
2367 builtin_valid_in_constant_expr_p functions, don't call
2368 cxx_eval_constant_expression if argument is not
2369 potential_constant_expression.
2372 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
2374 * semantics.c (calculate_bases): Add complain argument. Use
2375 complete_type_or_maybe_complain instead of just complete_type and
2376 return an empty vector if it fails. Move make_tree_vector () call
2377 after early return. Formatting fixes.
2378 (calculate_direct_bases): Likewise. Call release_tree_vector at the
2380 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
2381 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
2382 calculate_direct_bases callers, formatting fixes.
2384 2018-04-04 Jason Merrill <jason@redhat.com>
2386 PR c++/85006 - -fconcepts ICE with A<auto...> return type
2387 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
2389 PR c++/85200 - ICE with constexpr if in generic lambda.
2390 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
2392 PR c++/84221 - bogus -Wunused with attribute and template.
2393 * decl2.c (is_late_template_attribute): Handle unused and used
2394 normally on non-TYPE_DECL.
2396 PR c++/85135 - ICE with omitted template arguments.
2397 * decl.c (grokdeclarator): Catch deduced class type in trailing
2400 PR c++/85133 - ICE with missing concept initializer.
2401 * decl.c (cp_finish_decl): If a concept initializer is missing, use
2404 PR c++/85118 - wrong error with generic lambda and std::bind.
2405 * call.c (add_template_conv_candidate): Disable if there are any
2408 PR c++/85141 - ICE with compound assignment and static member fn.
2409 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
2410 compound assignment.
2412 PR c++/85148 - ICE with 'this' in array NSDMI.
2413 * tree.c (replace_placeholders_r): Use handled_component_p.
2415 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
2418 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
2419 * parser.c (cp_parser_unqualified_id): ..not here.
2421 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
2424 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
2426 * decl2.c (mark_used): Return without effects if tf_conv.
2428 2018-04-03 Jason Merrill <jason@redhat.com>
2430 PR c++/85092 - C++17 ICE with unused list constructor.
2431 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
2434 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
2435 * constexpr.c (cxx_eval_builtin_function_call): Only defer
2436 __builtin_constant_p if ctx->quiet.
2438 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
2441 * pt.c (rewrite_template_parm): If the first argument is
2442 error_mark_node return it immediately.
2443 (build_deduction_guide): Check the return value of the
2444 latter for error_mark_node.
2445 (do_class_deduction): Check the return value of the latter.
2447 2018-04-03 Jason Merrill <jason@redhat.com>
2449 * semantics.c (finish_if_stmt_cond): Use
2450 instantiation_dependent_expression_p.
2452 PR c++/85149 - generic lambda and constexpr if.
2453 * pt.c (build_extra_args, add_extra_args): Split from
2454 tsubst_pack_expansion.
2455 (tsubst_expr) [IF_STMT]: Use them.
2456 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
2458 * typeck.c (merge_types): Limit matching attribute shortcut to
2461 2018-04-03 Jakub Jelinek <jakub@redhat.com>
2464 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
2467 * name-lookup.c (handle_namespace_attrs): Return early if attributes
2471 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
2472 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
2473 instead for static data members clear init and set DECL_EXTERNAL.
2475 2018-04-02 Jason Merrill <jason@redhat.com>
2477 PR c++/64095 - auto... parameter pack.
2478 * parser.c (cp_parser_parameter_declaration): Handle turning autos
2480 (cp_parser_parameter_declaration_list): Not here.
2482 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
2485 * class.c (instantiate_type): Peel off SAVE_EXPR before
2488 2018-03-30 Jason Merrill <jason@redhat.com>
2490 * typeck2.c (process_init_constructor_record): Use
2491 init_list_type_node for the CONSTRUCTOR around an anonymous union
2492 designated initializer.
2494 2018-03-30 Jakub Jelinek <jakub@redhat.com>
2497 * semantics.c (finish_omp_reduction_clause): If
2498 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
2499 even if processing_template_decl.
2501 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2504 * name-lookup.c (get_std_name_hint): Add names from <memory>,
2505 <tuple>, and <utility>.
2507 2018-03-29 Jason Merrill <jason@redhat.com>
2509 PR c++/85093 - too many template args with pack expansion.
2510 * pt.c (coerce_template_parms): Keep pack expansion args that will
2513 2018-03-29 Jason Merrill <jason@redhat.com>
2515 * pt.c (build_non_dependent_expr): Propagate expr location.
2517 2018-03-27 Jason Merrill <jason@redhat.com>
2519 PR c++/85060 - wrong-code with call to base member in template.
2520 * search.c (any_dependent_bases_p): Check uses_template_parms
2521 rather than processing_template_decl.
2523 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2526 * typeck.c (convert_for_assignment): When complaining due to
2527 conversions for an argument, attempt to use the location of the
2530 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
2533 * pt.c (tsubst_default_argument): Early return if the type of the
2534 parameter is erroneous.
2536 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
2539 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
2543 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
2545 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2548 * method.c (defaulted_late_check): Partially revert r253321 changes,
2549 do not early return upon error.
2551 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2554 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
2555 type call fold to generate VECTOR_CSTs when possible.
2558 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
2559 return it right away.
2561 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
2563 * search.c (check_final_overrider): Use inform instead of error
2564 for the diagnostics of the overridden functions. Tweak wording.
2566 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2569 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
2570 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
2572 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2573 Jason Merrill <jason@redhat.com>
2576 * init.c (build_aggr_init): When initializing from array,
2577 reject anything but CONSTRUCTORs and TARGET_EXPRs.
2578 (build_vec_init): Handle separately ARRAY_TYPEs.
2580 2018-03-26 Jason Merrill <jason@redhat.com>
2582 PR c++/85062 - ICE with alignas in wrong place.
2583 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
2586 PR c++/85049 - ICE with __integer_pack.
2587 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
2588 * cp-tree.h (TEMPLATE_PARM_P): New.
2590 2018-03-23 Jason Merrill <jason@redhat.com>
2592 PR c++/78489 - wrong SFINAE behavior.
2595 * pt.c (type_unification_real): Don't defer substitution failure.
2597 2018-03-23 Jakub Jelinek <jakub@redhat.com>
2600 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
2604 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
2605 cp_build_unary_op call with gcc_unreachable ().
2607 2018-03-23 Marek Polacek <polacek@redhat.com>
2610 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
2611 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
2612 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
2614 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
2617 * parser.c (cp_parser_perform_range_for_lookup): Change
2618 the condition for deciding whether to use members.
2620 2018-03-23 Marek Polacek <polacek@redhat.com>
2623 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
2625 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
2628 * parser.c (cp_parser_alias_declaration): Call
2629 parser_check_template_parameters.
2632 * pt.c (resolve_typename_type): Drop assert that stopped
2633 simplification to template-independent types. Add assert to
2634 verify the initial scope is template dependent.
2635 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
2636 Reparse the id expression as a type-name, not a declarator.
2639 * init.c (build_vec_init): Error at parenthesized array init.
2644 * cp-tree.h (temp_override): New template class, generalizing
2645 a cleanup that was only used...
2646 * parser.c (cp_parser_parameter_declaration_clause):
2647 ... here for auto_is_implicit_function_template_parm_p.
2648 (cp_parser_gnu_attributes_opt): Use it here as well.
2649 (cp_parser_std_attribute): Likewise.
2651 2018-03-22 Marek Polacek <polacek@redhat.com>
2654 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
2657 2018-03-21 Jason Merrill <jason@redhat.com>
2659 PR c++/81311 - wrong C++17 overload resolution.
2660 * call.c (build_user_type_conversion_1): Remove C++17 code.
2661 (conv_binds_ref_to_prvalue): New.
2662 (build_over_call): Handle C++17 copy elision.
2663 (build_special_member_call): Only do C++17 copy elision here if the
2664 argument is already the right type.
2666 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
2669 * init.c (build_vec_init): Silence error, former sorry,
2674 * parser.c (abort_fully_implicit_template_p): New.
2675 (cp_parser_skip_to_end_of_statement): Use it.
2676 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
2677 (finish_fully_implicit_template_p): Clear
2678 implicit_template_parms and implicit_template_scope.
2680 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2683 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
2684 error_mark_node when check_array_designated_initializer fails.
2686 2018-03-21 Jakub Jelinek <jakub@redhat.com>
2689 * cp-tree.h (genericize_compound_lvalue): Declare.
2690 * typeck.c (genericize_compound_lvalue): New function.
2691 (unary_complex_lvalue, cp_build_modify_expr): Use it.
2692 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
2693 and PREDECREMENT_EXPR in output and "m" constrained input operands with
2694 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
2695 COMPOUND_EXPR operand.
2697 2018-03-21 Nathan Sidwell <nathan@acm.org>
2700 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
2701 * decl2.c (vague_linkage_p): Likewise.
2703 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2706 * constexpr.c (constexpr_fn_retval): Make non-"static".
2707 * cp-tree.h (constexpr_fn_retval): New decl.
2708 * search.c (direct_accessor_p): Update leading comment.
2709 (reference_accessor_p): Likewise.
2710 (field_accessor_p): Replace check that function body is a
2711 RETURN_EXPR with a call to constexpr_fn_retval. Fix
2712 indentation of "field_type" decl.
2714 2018-03-21 Nathan Sidwell <nathan@acm.org>
2717 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
2720 2018-03-21 Martin Sebor <msebor@redhat.com>
2723 * call.c (first_non_public_field): New template and function.
2724 (first_non_trivial_field): New function.
2725 (maybe_warn_class_memaccess): Call them.
2727 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2730 * search.c (field_accessor_p): Use class_of_this_parm rather than
2731 type_of_this_parm, to check that "this" is a "const T *", rather
2734 2018-03-21 Nathan Sidwell <nathan@acm.org>
2736 * class.c (finish_struct_anon_r): Refactor, deprecate anything
2737 other than public non-static data members.
2738 * parser.c (cp_parser_init_declarator): Deprecate attributes after
2739 parenthesized initializer.
2742 * name-lookup.c (update_binding): Correct logic for local binding
2745 2018-03-21 Marek Polacek <polacek@redhat.com>
2747 PR c++/71638, ICE with NSDMI and reference.
2748 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2749 even when we replace an element.
2751 2018-03-20 Marek Polacek <polacek@redhat.com>
2753 PR c++/84978, ICE with NRVO.
2754 * constexpr.c (cxx_eval_constant_expression): Handle the case when
2755 a RESULT_DECL isn't in the hash map.
2757 2018-03-20 Jason Merrill <jason@redhat.com>
2759 PR c++/84978, ICE with NRVO.
2760 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
2761 (cp_get_callee_fndecl_nofold): New.
2762 * cp-gimplify.c (cp_genericize_r): Use it instead.
2763 * call.c (check_self_delegation): Likewise.
2765 2018-03-20 Nathan Sidwell <nathan@acm.org>
2768 * name-lookup.c (pushdecl_class_level): Push anon-struct's
2769 member_vec, if there is one.
2772 * cp-tree.h (lookup_list_keep): Declare.
2773 * tree.c (lookup_list_keep): New, broken out of ...
2774 (build_min): ... here. Call it.
2775 * decl.c (cp_finish_decl): Call lookup_list_keep.
2777 2018-03-19 Jason Merrill <jason@redhat.com>
2779 PR c++/84937 - ICE with class deduction and auto.
2780 * pt.c (rewrite_template_parm): Fix auto handling.
2782 2018-03-19 Marek Polacek <polacek@redhat.com>
2785 * pt.c (enclosing_instantiation_of): Check if fn is null.
2788 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2789 as we evaluate the elements.
2790 (cxx_eval_constant_expression): Verify constructor's flags
2793 2018-03-19 Jason Merrill <jason@redhat.com>
2795 PR c++/71834 - template-id with too few arguments.
2796 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
2798 2018-03-19 Nathan Sidwell <nathan@acm.org>
2801 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
2802 * pt.c (build_template_decl): Propagate language linkage.
2805 * name-lookup.c (set_local_extern_decl_linkage): Defend against
2808 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2811 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
2813 * method.c (synthesize_method): Likewise.
2814 * pt.c (convert_nontype_argument): Likewise.
2816 2018-03-16 Jason Merrill <jason@redhat.com>
2818 PR c++/84720 - ICE with rvalue ref non-type argument.
2819 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
2820 (convert_nontype_argument): Revert earlier change.
2822 PR c++/80227 - SFINAE and negative array size.
2823 * decl.c (compute_array_index_type): Use
2824 build_converted_constant_expr and valid_constant_size_p.
2826 PR c++/84906 - silent wrong code with ambiguous conversion.
2827 * call.c (build_user_type_conversion_1): Set need_temporary_p on
2828 ambiguous conversion.
2829 (convert_like_real): Check it.
2831 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
2832 * call.c (build_special_member_call): Don't convert an init-list
2833 argument directly to the class type.
2835 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2839 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
2840 (find_placeholder): Declare.
2841 * tree.c (struct replace_placeholders_t): Add exp member.
2842 (replace_placeholders_r): Don't walk into ctors with
2843 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
2844 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
2845 (replace_placeholders): Initialize data.exp.
2846 (find_placeholders_r, find_placeholders): New functions.
2847 * typeck2.c (process_init_constructor_record,
2848 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
2849 if adding NSDMI on which find_placeholder returns true.
2850 * call.c (build_over_call): Don't call replace_placeholders here.
2851 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
2852 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
2853 TARGET_EXPR_INITIAL.
2854 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
2857 2018-03-16 Jason Merrill <jason@redhat.com>
2859 PR c++/83911 - ICE with multiversioned constructor.
2860 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
2862 * call.c (build_over_call): Not here.
2864 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2867 * decl.c (reshape_init_class): Don't assert d->cur->index == field
2868 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
2870 2018-03-15 Jakub Jelinek <jakub@redhat.com>
2873 * cp-tree.h (cp_warn_deprecated_use): Declare.
2874 * tree.c (cp_warn_deprecated_use): New function.
2875 * typeck2.c (build_functional_cast): Use it.
2876 * decl.c (grokparms): Likewise.
2877 (grokdeclarator): Likewise. Temporarily push nested class scope
2878 around grokparms call for out of class member definitions.
2880 2018-03-14 Jason Merrill <jason@redhat.com>
2882 PR c++/84820 - no error for invalid qualified-id.
2883 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
2884 cp_error_declarator.
2886 PR c++/84801 - ICE with unexpanded pack in lambda.
2887 * pt.c (check_for_bare_parameter_packs): Don't return early for a
2888 lambda in non-template context.
2890 PR c++/81236 - auto variable and auto function
2891 * pt.c (tsubst_baselink): Update the type of the BASELINK after
2894 2018-03-14 Jason Merrill <jason@redhat.com>
2896 PR c++/83916 - ICE with template template parameters.
2897 * pt.c (convert_template_argument): Don't substitute into type of
2898 non-type parameter if we don't have enough arg levels.
2901 2018-03-14 Marek Polacek <polacek@redhat.com>
2904 * semantics.c (finish_static_assert): Check
2905 instantiation_dependent_expression_p instead of
2906 {type,value}_dependent_expression_p.
2908 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
2909 Jason Merrill <jason@redhat.com>
2911 PR c++/82336 - link error with list-init default argument.
2912 * decl.c (check_default_argument): Unshare an initializer list.
2914 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2917 * decl.c (duplicate_decls): For redefinition of built-in, use error
2918 and return error_mark_node. For redeclaration, return error_mark_node
2919 rather than olddecl if !flag_permissive.
2921 2018-03-13 Jason Merrill <jason@redhat.com>
2923 PR c++/82565 - ICE with concepts and generic lambda.
2924 * pt.c (instantiate_decl): Clear fn_context for lambdas.
2926 2018-03-13 Jason Merrill <jason@redhat.com>
2928 PR c++/84720 - ICE with rvalue ref non-type argument.
2929 * pt.c (convert_nontype_argument): Handle rvalue references.
2931 PR c++/84839 - ICE with decltype of parameter pack.
2932 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
2933 instantiating dummy parms.
2935 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
2936 parameter even without -Wpedantic.
2938 PR c++/84798 - ICE with auto in abstract function declarator.
2939 * parser.c (cp_parser_parameter_declaration_clause): Check
2940 parser->default_arg_ok_p.
2942 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2945 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
2946 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
2947 sizetype. Formatting fixes.
2949 2018-03-12 Jason Merrill <jason@redhat.com>
2951 PR c++/84355 - ICE with deduction for member class template.
2952 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
2953 CLASS_PLACEHOLDER_TEMPLATE.
2955 PR c++/84802 - ICE capturing uninstantiated class.
2956 * lambda.c (build_capture_proxy): Call complete_type.
2958 2018-03-09 Jason Merrill <jason@redhat.com>
2960 PR c++/84770 - ICE with typedef and parameter pack.
2961 * pt.c (verify_unstripped_args_1): Split out from
2962 verify_unstripped_args.
2964 PR c++/84785 - ICE with alias template and default targs.
2965 * pt.c (type_unification_real): Set processing_template_decl if
2968 PR c++/84752 - ICE with capture of constexpr array.
2969 * call.c (standard_conversion): Set rvaluedness_matches_p on the
2970 identity conversion under ck_lvalue.
2972 2018-03-09 Jason Merrill <jason@redhat.com>
2973 Paolo Carlini <paolo.carlini@oracle.com>
2977 * pt.c (any_erroneous_template_args_p): New.
2978 * cp-tree.h (any_erroneous_template_args_p): Declare it.
2979 * parser.c (cp_parser_class_specifier_1): Use it.
2981 2018-03-09 Jason Merrill <jason@redhat.com>
2983 PR c++/84726 - unnecessary capture of constant vars.
2984 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
2985 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
2986 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
2987 * lambda.c (is_constant_capture_proxy)
2988 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
2989 (prune_lambda_captures): New.
2990 (finish_lambda_function): Call prune_lambda_captures.
2992 2018-03-09 Jason Merrill <jason@redhat.com>
2993 Jakub Jelinek <jakub@redhat.com>
2996 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2997 build ADDR_EXPR with REFERENCE_TYPE.
2998 (build_over_call): For purposes of check_function_arguments, if
2999 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
3000 its operand rather than the argument itself.
3002 2018-03-09 Jakub Jelinek <jakub@redhat.com>
3005 * decl.c (duplicate_decls): Don't override __* prefixed builtins
3006 except for __[^b]*_chk, instead issue permerror and for -fpermissive
3007 also a note and return olddecl.
3009 2018-03-09 Nathan Sidwell <nathan@acm.org>
3012 * name-lookup.c (do_pushdecl_with_scope): Only clear
3013 current_function_decl when pushing a non-class (i.e. namespace)
3016 2018-03-08 Jason Merrill <jason@redhat.com>
3017 Jakub Jelinek <jakub@redhat.com>
3020 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
3021 not calling mark_used for the benefit of -Wunused-function warning.
3023 2018-03-06 Jason Merrill <jason@redhat.com>
3025 * lambda.c (is_capture_proxy_with_ref): Remove.
3026 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
3028 2018-03-06 Marek Polacek <polacek@redhat.com>
3031 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
3034 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
3037 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
3038 only while processing template decls.
3039 * typeck.c (build_x_conditional_expr): Move wrapping of
3040 reference type around type...
3041 * call.c (build_conditional_expr_1): ... here. Rename
3042 is_lvalue to is_glvalue.
3043 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
3044 INDIRECT_REF of COND_EXPR too.
3047 * init.c (build_zero_init_1): Zero-initialize references.
3050 * semantics.c (finish_stmt_expr_expr): Reject unresolved
3051 overloads used as stmt expr values.
3053 2018-03-05 Jason Merrill <jason@redhat.com>
3055 PR c++/84708 - ICE with lambda in local class NSDMI.
3056 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
3059 2018-03-05 Jakub Jelinek <jakub@redhat.com>
3062 * constexpr.c (constexpr_call_hasher::equal): Return false if
3063 lhs->hash != rhs->hash. Change return 1 to return true and
3064 return 0 to return false.
3066 2018-03-05 Nathan Sidwell <nathan@acm.org>
3069 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
3071 2018-03-05 Marek Polacek <polacek@redhat.com>
3074 * decl.c (duplicate_decls): Check DECL_NAME before accessing
3077 2018-03-05 Nathan Sidwell <nathan@acm.org>
3080 * friend.c (do_friend): Restore check for identifier_p inside
3083 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
3086 * parser.c (cp_parser_lambda_introducer): Reject any capture not
3087 involving a VAR_DECL or a PARM_DECL.
3089 2018-03-05 Pádraig Brady <P@draigBrady.com>
3090 Jason Merrill <jason@redhat.com>
3091 Nathan Sidwell <nathan@acm.org>
3094 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
3096 2018-03-03 Jason Merrill <jason@redhat.com>
3098 PR c++/84686 - missing volatile loads.
3099 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
3101 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
3104 * optimize.c (maybe_thunk_body): Bail out immediately if either
3105 fns[0] or fns[1] is null.
3107 2018-03-02 Marek Polacek <polacek@redhat.com>
3110 * constexpr.c (get_array_or_vector_nelts): New.
3111 (cxx_eval_array_reference): Use it.
3112 (cxx_eval_vec_init_1): Likewise.
3113 (cxx_eval_store_expression): Likewise.
3115 2018-03-02 Jason Merrill <jason@redhat.com>
3117 * semantics.c (force_paren_expr): Remove redundant test.
3119 2018-03-02 Marek Polacek <polacek@redhat.com>
3122 * decl.c (cp_complete_array_type): Check error_mark_node.
3125 * typeck.c (cp_perform_integral_promotions): Check the result of
3128 2018-03-02 Jakub Jelinek <jakub@redhat.com>
3131 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
3132 RETURN instead of return.
3133 <case POINTER_PLUS_EXPR>: Likewise.
3134 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
3135 it instead of wrapping it into CONVERT_EXPR.
3137 2018-03-02 Jason Merrill <jason@redhat.com>
3140 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
3142 2018-03-02 Marek Polacek <polacek@redhat.com>
3145 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
3146 wrapped in VIEW_CONVERT_EXPR.
3148 2018-03-01 Martin Sebor <msebor@redhat.com>
3151 * decl.c (check_redeclaration_no_default_args): Merge attributes
3152 specified on redeclarations of the same function template.
3155 2018-03-01 Marek Polacek <polacek@redhat.com>
3156 Jason Merrill <jason@redhat.com>
3159 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
3161 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
3162 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
3163 of instantiate_non_dependent_expr.
3164 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
3166 2018-03-01 Nathan Sidwell <nathan@acm.org>
3169 * name-lookup.c (member_vec_dedup): Remove manually peeled
3170 iteration. Ignore dependent ctor inheritance.
3172 2018-03-01 Jason Merrill <jason@redhat.com>
3174 PR c++/71569 - decltype of template.
3175 * parser.c (cp_parser_decltype_expr): Handle missing template args.
3177 2018-03-01 Marek Polacek <polacek@redhat.com>
3180 * constexpr.c (require_rvalue_constant_expression): New function.
3181 * cp-tree.h: Declare it.
3182 * semantics.c (finish_static_assert): Use it instead of
3183 require_potential_rvalue_constant_expression.
3185 2018-03-01 Jason Merrill <jason@redhat.com>
3186 Alexandre Oliva <aoliva@redhat.com>
3188 PR c++/71569 - ICE with redundant args on member variable template.
3189 * decl.c (start_decl): Handle partial specialization of member
3191 * pt.c (determine_specialization): Allow partial specialization
3192 of member variable template without specializing enclosing class.
3193 (process_partial_specialization): Improve error message.
3195 2018-02-28 Jason Merrill <jason@redhat.com>
3197 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
3198 * pt.c (determine_specialization): Check ref-qualifier.
3200 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3203 * parser.c (cp_parser_attributes_opt): Formatting fix.
3204 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
3205 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
3207 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
3208 instead of tentative parse to peek over optional attribute tokens
3209 to check for CPP_COLON after them.
3213 * pt.c (INCLUDE_STRING): Remove define.
3214 (warn_spec_missing_attributes): Use pretty_printer instead of
3215 std::string. Fix up inform call so that the list of attributes
3218 2018-02-28 Martin Sebor <msebor@redhat.com>
3221 * decl.c (duplicate_decls): Fully merge attributes const, pure,
3224 2018-02-28 Nathan Sidwell <nathan@acm.org>
3227 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
3228 * name-lookup.c (fields_linear_search): Look in an anon-aggr
3229 regardless of want_type.
3230 (search_anon_aggr): Just use get_class_binding_direct.
3232 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3234 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
3237 2018-02-27 Martin Sebor <msebor@redhat.com>
3239 * pt.c: Avoid including <string> directly.
3241 2018-02-27 Martin Sebor <msebor@redhat.com>
3245 * cp-tree.h (warn_spec_missing_attributes): New function.
3246 ((check_explicit_specialization): Add an argument. Call the above
3248 * decl.c (duplicate_decls): Avoid applying primary function template's
3249 attributes to its explicit specializations.
3250 cp/pt.c (warn_spec_missing_attributes): Define.
3252 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
3254 PR c++/71546 - lambda init-capture with qualified-id.
3255 * parser.c (cp_parser_lambda_introducer): Clear scope after
3256 each lambda capture.
3258 2018-02-27 Nathan Sidwell <nathan@acm.org>
3261 * name-lookup.h (get_member_slot): Rename ...
3262 (find_member_slot): ... here.
3263 (add_member_slot): New.
3264 * name-lookup.c (member_vec_linear_search): No need to check for
3266 (get_member_slot): Rename ...
3267 (find_member_slot): ... here. Don't add slot for incomplete class.
3268 (add_member_slot): New.
3269 * class.c (add_method): Adjust get_member_slot rename. Bail out
3270 if push_class_level_binding fails. Create slot and grok
3271 properties once we're committed to insertion.
3273 2018-02-27 Jason Merrill <jason@redhat.com>
3275 PR c++/84489 - dependent default template argument
3276 * pt.c (type_unification_real): Handle early substitution failure.
3278 2018-02-26 Jason Merrill <jason@redhat.com>
3280 PR c++/84560 - ICE capturing multi-dimensional VLA.
3281 * tree.c (array_of_runtime_bound_p): False if the element is
3284 PR c++/84441 - ICE with base initialized from ?:
3285 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
3287 PR c++/84520 - ICE with generic lambda in NSDMI.
3288 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
3289 'this' in a generic lambda instantiation.
3291 PR c++/84559 - ICE with constexpr VLA.
3292 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
3293 for constexpr variable with VLA type.
3295 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3298 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
3299 a valid constant initializer. Formatting fixes.
3301 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3304 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
3305 returning NULL_TREE.
3306 (apply_late_template_attributes): Likewise.
3308 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3311 * parser.c (cp_parser_omp_var_list_no_open): Only call
3312 cp_parser_lookup_name_simple on names satisfying identifier_p.
3313 (cp_parser_oacc_routine): Likewise.
3315 2018-02-26 Jason Merrill <jason@redhat.com>
3317 PR c++/84551 - ICE with concepts and -g.
3318 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
3320 2018-02-26 Marek Polacek <polacek@redhat.com>
3323 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
3326 2018-02-26 Jason Merrill <jason@redhat.com>
3328 PR c++/84447 - ICE with deleted inherited ctor with default arg.
3329 * call.c (build_over_call): Handle deleted functions in one place.
3331 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3334 * decl.c (redeclaration_error_message): Don't try to use
3335 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
3337 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3339 * lambda.c (build_capture_proxy): Define static.
3340 * cp-tree.h (build_capture_proxy): Remove.
3342 2018-02-26 Marek Polacek <polacek@redhat.com>
3345 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
3346 if name is error node.
3348 2018-02-25 Jason Merrill <jason@redhat.com>
3350 PR c++/84015 - ICE with class deduction and auto template parm.
3351 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
3353 2018-02-24 Marek Polacek <polacek@redhat.com>
3356 * constexpr.c (maybe_constant_init_1): New function.
3357 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
3358 (cxx_constant_init): New function.
3359 * cp-tree.h (cxx_constant_init): Declare.
3360 * typeck2.c (store_init_value): Call cxx_constant_init instead of
3361 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
3363 2018-02-22 Jason Merrill <jason@redhat.com>
3365 PR c++/70468 - ICE with constructor delegation via typedef.
3366 * pt.c (tsubst_initializer_list): Check for other mem-initializers
3367 with constructor delegation.
3369 2018-02-22 Jason Merrill <jason@redhat.com>
3371 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
3372 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
3375 2018-02-22 Marek Polacek <polacek@redhat.com>
3378 * parser.c (cp_parser_braced_list): Use require_open instead of
3381 2018-02-21 Jason Merrill <jason@redhat.com>
3383 PR c++/84454 - ICE with pack expansion in signature.
3384 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
3386 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
3388 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
3391 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
3394 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
3397 2018-02-20 Jakub Jelinek <jakub@redhat.com>
3400 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
3401 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
3404 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
3405 returns error_mark_node, return it immediately.
3406 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
3407 error_mark_node, return error_mark_node.
3410 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
3411 function_depth to avoid GC during finish_lambda_function.
3413 2018-02-19 Jason Merrill <jason@redhat.com>
3415 PR c++/84429 - ICE capturing VLA.
3416 * lambda.c (build_capture_proxy): Handle reference refs.
3418 2018-02-19 Jakub Jelinek <jakub@redhat.com>
3421 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
3422 either operand is error_mark_node, set current.lhs to that instead of
3423 creating a binary op with error_mark_node operands.
3426 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
3428 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
3431 * decl.c (grokdeclarator): Early return error_mark_node upon
3432 ill-formed friend declaration.
3434 2018-02-16 Marek Polacek <polacek@redhat.com>
3435 Jakub Jelinek <jakub@redhat.com>
3438 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
3439 set *jump_target to anything if jump_target is NULL.
3441 2018-02-16 Jason Merrill <jason@redhat.com>
3443 PR c++/84151 - unnecessary volatile load with static member.
3444 * call.c (build_new_method_call_1): Avoid loading from a volatile
3445 lvalue used as the object argument for a static member function.
3447 PR c++/81853 - using-directive and constexpr.
3448 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
3450 PR c++/84420 - ICE with structured binding in lambda.
3451 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
3453 PR c++/83835 - C++17 error with constructor ctors.
3454 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
3456 PR c++/82664 - ICE with reference to function template parm.
3457 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
3460 PR c++/82764 - C++17 ICE with empty base
3461 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
3463 2018-02-16 Jason Merrill <jason@redhat.com>
3465 PR c++/84421 - type-dependent if constexpr
3466 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
3468 2018-02-16 Nathan Sidwell <nathan@acm.org>
3470 Deprecate -ffriend-injection.
3471 * decl.c (cxx_init_decl_processing): Emit warning on option.
3472 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
3475 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
3478 * decl.c (check_special_function_return_type): Reject template
3479 template parameter in deduction guide.
3481 2018-02-16 Nathan Sidwell <nathan@acm.org>
3484 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
3486 2018-02-15 Jason Merrill <jason@redhat.com>
3488 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
3489 * call.c (convert_like_real): Don't use the copy-list-initialization
3490 shortcut for ck_base.
3492 PR c++/84045 - ICE with typedef and noexcept.
3493 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
3495 PR c++/84376 - ICE with omitted template arguments.
3496 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
3498 PR c++/84368 - wrong error with local variable in variadic lambda.
3499 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
3500 local_specializations.
3502 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
3505 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
3508 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3511 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
3514 2018-02-14 Nathan Sidwell <nathan@acm.org>
3516 * decl2.c (mark_vtable_entries): Set input_location to decl's.
3517 (c_parse_final_cleanups): Restore input_location after emitting
3520 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3522 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
3523 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
3524 auto_deduction_context, tree, int): Add defaults.
3525 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
3526 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
3527 tsubst_flags_t argument.
3528 * init.c (build_new): Likewise.
3530 2018-02-13 Jakub Jelinek <jakub@redhat.com>
3533 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
3534 about return other than *this in assignment operators if
3535 retval is type dependent expression.
3537 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
3540 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
3541 save_expr for the G++ extension.
3543 2018-02-13 Jason Merrill <jason@redhat.com>
3545 PR c++/84080 - ICE with return type deduction and specialization.
3546 * pt.c (determine_specialization): Check uses_template_parms.
3548 Fix more variadic capture issues.
3549 * pt.c (find_parameter_packs_r): Also look at explicit captures.
3550 (check_for_bare_parameter_packs): Check current_class_type for
3552 (extract_locals_r): Handle seeing a full instantiation of a pack.
3553 (tsubst_pack_expansion): Likewise. Force lambda capture.
3554 * parser.c (cp_parser_lambda_introducer): Don't
3555 check_for_bare_parameter_packs.
3557 PR c++/84338 - wrong variadic sizeof.
3558 * pt.c (argument_pack_select_arg): Like the macro, but look through
3560 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
3561 (extract_fnparm_pack): Do make_pack_expansion.
3562 (extract_locals_r): Do strip a pack expansion.
3563 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
3565 2018-02-12 Jakub Jelinek <jakub@redhat.com>
3568 * parser.c (cp_parser_binary_expression): Use build_min instead of
3569 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
3571 2018-02-12 Nathan Sidwell <nathan@acm.org>
3574 * parser.c (cp_parser_decltype): Push and pop
3575 deferring_access_checks. Reorganize to avoid goto.
3577 2018-02-12 Richard Biener <rguenther@suse.de>
3580 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
3581 uniform constructors and delay allocating them fully.
3583 2018-02-09 Jason Merrill <jason@redhat.com>
3585 PR c++/84036 - ICE with variadic capture.
3586 Handle variadic capture proxies more like non-variadic.
3587 * lambda.c (build_capture_proxy): Remove workaround.
3588 * pt.c (find_parameter_packs_r): The proxy is a pack.
3589 (instantiate_class_template_1): Remove dead lambda code.
3590 (extract_fnparm_pack): Don't make_pack_expansion.
3591 (extract_locals_r): Don't strip a pack expansion.
3592 (tsubst_pack_expansion): Handle proxy packs. Use
3593 PACK_EXPANSION_EXTRA_ARGS less.
3594 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
3595 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
3596 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
3597 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
3598 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
3600 2018-02-10 Jakub Jelinek <jakub@redhat.com>
3603 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
3605 2018-02-09 Jason Merrill <jason@redhat.com>
3607 PR c++/81917 - ICE with void_t and partial specialization.
3608 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
3609 calling most_specialized_partial_spec.
3611 2018-02-09 Nathan Sidwell <nathan@acm.org>
3614 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
3615 Pass expr location to strict_aliasing_warning.
3617 2018-02-09 Jason Merrill <jason@redhat.com>
3619 PR c++/84296 - ICE with qualified-id in template.
3621 * pt.c (unknown_base_ref_p): New.
3622 (instantiation_dependent_scope_ref_p): Use it instead of
3623 any_dependent_bases_p.
3625 2018-02-09 Marek Polacek <polacek@redhat.com>
3626 Jakub Jelinek <jakub@redhat.com>
3629 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
3630 fold_indirect_ref_1, including poly_*int64. Verify first that
3631 tree_fits_poly_int64_p (op01). Formatting fixes.
3633 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3635 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
3636 * lambda.c (build_capture_proxy): Likewise.
3637 * search.c (field_access_p): Likewise.
3638 * semantics.c (omp_clause_decl, omp_privatize_field,
3639 finish_omp_clauses): Likewise.
3641 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3644 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
3645 case of nullptr too.
3647 2018-02-08 Nathan Sidwell <nathan@acm.org>
3649 * class.c (finish_struct): Fix std:initializer_list diagnostic
3652 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3655 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
3657 2018-02-07 Jakub Jelinek <jakub@redhat.com>
3660 * parser.c (cp_parser_dot_deref_incomplete): New function.
3661 (cp_parser_postfix_dot_deref_expression): Use it.
3663 2018-02-07 David Malcolm <dmalcolm@redhat.com>
3667 * name-lookup.c (suggest_rid_p): New function.
3668 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
3671 2018-02-07 Jason Merrill <jason@redhat.com>
3673 PR c++/84182 - ICE with captured lambda
3675 * pt.c (extract_locals_r, extract_local_specs): New.
3676 (tsubst_pack_expansion): Use them.
3678 2018-02-07 Martin Liska <mliska@suse.cz>
3681 * class.c (add_method): Append argument value.
3682 * cp-tree.h (maybe_version_functions): Add new argument.
3683 * decl.c (decls_match): Call it if a declaration does not
3684 have DECL_FUNCTION_VERSIONED.
3685 (maybe_version_functions): record argument is added.
3687 2018-02-05 Marek Polacek <polacek@redhat.com>
3689 * class.c: Remove unused global variables.
3690 (build_primary_vtable): Don't gather statistics.
3691 (print_class_statistics): Remove.
3692 * cp-tree.h (print_class_statistics): Remove.
3693 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
3695 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
3697 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
3698 * constexpr.c (cx_check_missing_mem_inits): Likewise.
3699 * decl.c (next_initializable_field, find_decomp_class_base,
3700 cp_finish_decomp): Likewise.
3701 * typeck2.c (process_init_constructor_record): Likewise.
3703 2018-02-02 Jason Merrill <jason@redhat.com>
3705 PR c++/84181 - ICE with lambda parm in template argument.
3706 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
3708 2018-02-01 Jason Merrill <jason@redhat.com>
3710 PR c++/84160 - ICE with nested variadic capture.
3711 * lambda.c (is_capture_proxy_with_ref): New.
3712 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
3714 * expr.c (mark_use): Use is_capture_proxy_with_ref.
3715 * constexpr.c (potential_constant_expression_1): Likewise.
3716 * semantics.c (process_outer_var_ref): Likewise.
3718 2018-02-01 Marek Polacek <polacek@redhat.com>
3721 * typeck.c (build_address): Relax the assert when
3722 processing_template_decl.
3724 2018-02-01 Jason Merrill <jason@redhat.com>
3726 PR c++/84126 - ICE with variadic generic lambda
3729 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
3730 PACK_EXPANSION_EXTRA_ARGS.
3732 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
3735 * call.c (convert_like_real): If w're initializing from {} explicitly
3736 call abstract_virtuals_error_sfinae.
3738 2018-01-31 Jason Merrill <jason@redhat.com>
3739 Jakub Jelinek <jakub@redhat.com>
3742 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
3743 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
3746 2018-01-31 Jakub Jelinek <jakub@redhat.com>
3749 * constexpr.c (diag_array_subscript): Emit different diagnostics
3750 if TYPE_DOMAIN (arraytype) is NULL.
3751 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
3752 with NULL TYPE_DOMAIN use size_zero_node as nelts.
3754 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
3757 * semantics.c (finish_qualified_id_expr): When handling an
3758 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
3760 2018-01-31 Marek Polacek <polacek@redhat.com>
3763 * cp-gimplify.c (cp_fold): Check if X is an error node before
3764 calling useless_type_conversion_p.
3766 2018-01-30 Jason Merrill <jason@redhat.com>
3768 PR c++/84091 - ICE with local class in lambda in template.
3769 * decl2.c (determine_visibility): Look for outer containing template
3772 PR c++/84098 - ICE with lambda in template NSDMI.
3773 * pt.c (instantiate_class_template_1): Ignore more lambdas.
3775 2018-01-29 Jason Merrill <jason@redhat.com>
3777 PR c++/68810 - wrong location for reinterpret_cast error.
3778 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
3781 2018-01-29 Marek Polacek <polacek@redhat.com>
3784 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
3785 => fooarray[1] in offset_int.
3787 2018-01-29 Jason Merrill <jason@redhat.com>
3789 PR c++/83942 - wrong unused warning with static_cast.
3790 * cvt.c (ocp_convert): Call mark_rvalue_use.
3792 2018-01-26 Jason Merrill <jason@redhat.com>
3794 PR c++/83956 - wrong dtor error with anonymous union
3795 * method.c (walk_field_subobs): Variant members only affect
3797 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
3799 PR c++/84036 - ICE with variadic capture.
3801 * pt.c (tsubst_pack_expansion): When optimizing a simple
3802 substitution, pull a single pack expansion out of its pack.
3804 PR c++/82514 - ICE with local class in generic lambda.
3805 * pt.c (regenerated_lambda_fn_p): Remove.
3806 (enclosing_instantiation_of): Don't use it.
3807 (tsubst_function_decl): Call enclosing_instantiation_of.
3809 * pt.c (lookup_template_class_1): Add sanity check.
3810 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
3812 2018-01-25 Jakub Jelinek <jakub@redhat.com>
3815 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
3816 recursive calls that return ret.
3817 (cp_finish_decomp): Ignore unnamed bitfields.
3819 2018-01-23 Jason Merrill <jason@redhat.com>
3821 PR c++/82249 - wrong mismatched pack length error.
3822 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
3823 unsubstituted function parameter pack.
3825 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
3828 * decl.c (check_for_uninitialized_const_var): Not static; add
3829 bool and tsubst_flags_t parameters; adjust to be used both in
3830 constexpr context and not.
3831 * constexpr.c (potential_constant_expression_1): Use the above.
3832 * cp-tree.h (check_for_uninitialized_const_var): Declare.
3834 2018-01-23 Jason Merrill <jason@redhat.com>
3836 PR c++/83947 - ICE with auto declarations.
3837 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
3838 * decl.c (undeduced_auto_decl): Limit to vars and fns.
3840 2018-01-23 David Malcolm <dmalcolm@redhat.com>
3843 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
3844 for pointer to member function types.
3846 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3849 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
3850 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
3852 2018-01-23 Nathan Sidwell <nathan@acm.org>
3855 * pt.c (tsubst_baselink): Remove optype assert.
3856 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
3858 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3861 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
3862 refers to incomplete type.
3864 2018-01-23 Nathan Sidwell <nathan@acm.org>
3866 Deprecate ARM-era for scope handling
3867 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
3868 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
3870 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
3872 * semantics.c (begin_for_scope): Flag_new_for_scope is
3874 (finish_for_stmt, begin_range_for_stmt): Likewise.
3876 2018-01-22 Jason Merrill <jason@redhat.com>
3879 * decl2.c (determine_visibility): Fix template_decl handling
3880 instead of blocking it.
3882 PR c++/83720 - ICE with lambda and LTO.
3883 * decl2.c (determine_visibility): Clear template_decl for
3884 function-scope decls. Propagate anonymous linkage from containing
3887 2018-01-22 Marek Polacek <polacek@redhat.com>
3890 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
3893 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
3896 * decl.c (grokdeclarator): Don't diagnose extra parens
3899 2018-01-19 Jakub Jelinek <jakub@redhat.com>
3902 * call.c (joust): Use TREE_TYPE (source) if source is
3903 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
3906 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
3907 for direct enum init.
3908 * decl.c (reshape_init): Likewise.
3910 2018-01-19 Marek Polacek <polacek@redhat.com>
3912 * constexpr.c (fold_simple): Simplify.
3914 2018-01-18 Jason Merrill <jason@redhat.com>
3917 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
3918 * pt.c (instantiation_dependent_scope_ref_p): True if
3919 any_dependent_bases_p.
3921 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3923 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
3924 vs DECL_NONTRIVIALLY_INITIALIZED_P).
3926 2018-01-18 Jason Merrill <jason@redhat.com>
3928 PR c++/82461 - constexpr list-initialized member
3929 * constexpr.c (potential_constant_expression_1): Check
3930 TARGET_EXPR_DIRECT_INIT_P.
3932 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3935 * decl.c (xref_basetypes): Early return upon error about derived
3938 2018-01-18 Nathan Sidwell <nathan@acm.org>
3941 * cp-tree.h (mark_use): Declare.
3942 * expr.c (mark_use): Make extern.
3943 * call.c (direct_reference_binding): Set inner conv's
3944 rvaluedness_matches_p, if it is an identity.
3945 (convert_like_real): Mark lvalue or rvalue use for identity as
3946 rvaledness_matches_p demands.
3948 2018-01-18 Jakub Jelinek <jakub@redhat.com>
3951 * parser.c (attr_chainon): New function.
3952 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
3953 cp_parser_namespace_definition, cp_parser_init_declarator,
3954 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
3955 cp_parser_gnu_attributes_opt): Use it.
3956 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
3957 cp_parser_objc_struct_declaration): Likewise. Don't reset
3958 prefix_attributes if attributes is error_mark_node.
3960 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3963 * decl.c (grokdeclarator): Do not append the error_mark_node
3964 due to an erroneous optional attribute-specifier-seq.
3966 2018-01-17 Jakub Jelinek <jakub@redhat.com>
3969 * cp-gimplify.c (cp_maybe_instrument_return): Handle
3972 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3975 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
3976 error_mark_node when we give an error.
3977 * decl.c (cp_finish_decl): Use the latter.
3979 2018-01-17 Nathan Sidwell <nathan@acm.org>
3982 * init.c (build_raw_new_expr): Scan list for lookups to keep.
3984 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3987 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
3988 the C++ part. If processing a template, call
3989 fold_non_dependent_expr rather than fully folding.
3991 2018-01-17 Jason Merrill <jason@redhat.com>
3993 PR c++/81067 - redundant NULL warning.
3994 * call.c (convert_like_real): Restore null_node handling.
3996 2018-01-17 Jason Merrill <jason@redhat.com>
3998 PR c++/81843 - ICE with variadic member template.
4000 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
4003 2018-01-17 David Malcolm <dmalcolm@redhat.com>
4006 * pt.c (type_dependent_expression_p): Strip any location wrapper
4007 before testing tree codes.
4008 (selftest::test_type_dependent_expression_p): New function.
4009 (selftest::cp_pt_c_tests): Call it.
4011 2018-01-17 Nathan Sidwell <nathan@acm.org>
4014 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
4015 this not a final instantiation.
4017 2018-01-16 Jason Merrill <jason@redhat.com>
4019 PR c++/83714 - ICE checking return in template.
4020 * typeck.c (check_return_expr): Call build_non_dependent_expr.
4022 2018-01-16 Jakub Jelinek <jakub@redhat.com>
4025 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
4026 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
4027 instead of CALL_FROM_THUNK_P.
4030 * name-lookup.c (member_vec_dedup): Return early if len is 0.
4031 (resort_type_member_vec, set_class_bindings,
4032 insert_late_enum_def_bindings): Use vec qsort method instead of
4033 calling qsort directly.
4035 2018-01-15 Martin Sebor <msebor@redhat.com>
4038 * class.c (find_flexarrays): Make a record of multiple flexible array
4041 2018-01-12 Jason Merrill <jason@redhat.com>
4043 PR c++/83186 - ICE with static_cast of list-initialized temporary.
4044 * typeck.c (build_static_cast): Use build_non_dependent_expr.
4046 2018-01-12 Nathan Sidwell <nathan@acm.org>
4048 * cp-tree.h (mark_rvalue_use): Add parm name.
4049 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
4051 * call.c (convert_like_real): Fix formatting.
4053 2018-01-11 Jason Merrill <jason@redhat.com>
4055 PR c++/82728 - wrong -Wunused-but-set-variable
4058 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
4059 * decl.c (case_conversion): Likewise.
4060 * semantics.c (finish_static_assert): Call
4061 perform_implicit_conversion_flags.
4063 2018-01-11 Nathan Sidwell <nathan@acm.org>
4065 * method.c (enum mangling_flags): Delete long-dead enum.
4067 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4069 * parser.c (cp_parser_std_attribute_spec): When
4070 token_pair::require_open / require_close return false simply
4071 return error_mark_node, avoid duplicate cp_parser_error about
4072 expected '(' / ')', respectively.
4074 2018-01-10 David Malcolm <dmalcolm@redhat.com>
4077 * call.c (null_ptr_cst_p): Strip location wrappers when
4078 converting from '0' to a pointer type in C++11 onwards.
4079 (conversion_null_warnings): Replace comparison with null_node with
4080 call to null_node_p.
4081 (build_over_call): Likewise.
4082 * cp-gimplify.c (cp_fold): Remove the early bailout when
4083 processing_template_decl.
4084 * cp-lang.c (selftest::run_cp_tests): Call
4085 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
4086 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
4087 (selftest::run_cp_tests): Move decl to bottom of file.
4088 (null_node_p): New inline function.
4089 (selftest::cp_pt_c_tests): New decl.
4090 (selftest::cp_tree_c_tests): New decl.
4091 * cvt.c (build_expr_type_conversion): Replace comparison with
4092 null_node with call to null_node_p.
4093 * error.c (args_to_string): Likewise.
4094 * except.c (build_throw): Likewise.
4095 * mangle.c (write_expression): Skip location wrapper nodes.
4096 * parser.c (literal_integer_zerop): New function.
4097 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
4098 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
4099 param of cp_parser_parenthesized_expression_list. When calling
4100 warn_for_memset, replace integer_zerop calls with
4101 literal_integer_zerop, eliminating the double logical negation
4102 cast to bool. Eliminate the special-casing for CONST_DECL in
4103 favor of the fold_for_warn within warn_for_memset.
4104 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
4105 param, defaulting to false. Convert "expr" to a cp_expr, and call
4106 maybe_add_location_wrapper on it when wrap_locations_p is true.
4107 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
4108 the result for RID_ALIGNOF and RID_SIZEOF.
4109 (cp_parser_builtin_offsetof): Likewise.
4110 * pt.c: Include "selftest.h".
4111 (tsubst_copy): Handle location wrappers.
4112 (tsubst_copy_and_build): Likewise.
4113 (build_non_dependent_expr): Likewise.
4114 (selftest::test_build_non_dependent_expr): New function.
4115 (selftest::cp_pt_c_tests): New function.
4116 * tree.c: Include "selftest.h".
4117 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
4118 (selftest::test_lvalue_kind): New function.
4119 (selftest::cp_tree_c_tests): New function.
4120 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
4121 (cp_build_binary_op): Replace comparison with null_node with call
4123 (build_address): Use location of operand when building address
4126 2018-01-10 Marek Polacek <polacek@redhat.com>
4129 * call.c (build_conditional_expr_1): Check complain before warning.
4130 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
4131 -Wduplicated-branches.
4133 2018-01-10 Jakub Jelinek <jakub@redhat.com>
4136 * call.c (maybe_warn_class_memaccess): Add forward declaration.
4137 Change last argument from tree * to const vec<tree, va_gc> *, adjust
4138 args uses and check number of operands too. Don't strip away any
4139 nops. Use maybe_constant_value when looking for INTEGER_CST args.
4140 Deal with src argument not having pointer type. Check
4141 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
4143 (build_over_call): Call maybe_warn_class_memaccess here on the
4145 (build_cxx_call): Rather than here on converted arguments.
4147 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4150 * init.c (build_vec_init): Avoid building an INIT_EXPR with
4151 error_mark_node as second argument.
4153 2018-01-09 Jakub Jelinek <jakub@redhat.com>
4156 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
4157 in STATEMENT_LIST. Remove unneeded assert.
4159 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4160 Alan Hayward <alan.hayward@arm.com>
4161 David Sherwood <david.sherwood@arm.com>
4163 * constexpr.c (cxx_eval_array_reference): Handle polynomial
4165 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
4166 * call.c (build_conditional_expr_1): Likewise.
4167 * decl.c (cp_finish_decomp): Likewise.
4168 * mangle.c (write_type): Likewise.
4169 * typeck.c (structural_comptypes): Likewise.
4170 (cp_build_binary_op): Likewise.
4171 * typeck2.c (process_init_constructor_array): Likewise.
4173 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4176 * typeck.c (build_static_cast_1): For static casts to reference types,
4177 call build_base_path with flag_delete_null_pointer_checks as nonnull
4178 instead of always false. When -fsanitize=null, call
4179 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
4180 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
4181 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
4183 2018-01-03 Nathan Sidwell <nathan@acm.org>
4186 * method.c (make_alias_for): Copy DECL_CONTEXT.
4188 2018-01-03 Marek Polacek <polacek@redhat.com>
4191 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
4193 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4195 PR preprocessor/83602
4196 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
4200 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
4201 error_mark_node, return error_mark_node.
4203 Update copyright years.
4205 2018-01-02 Jakub Jelinek <jakub@redhat.com>
4208 * tree.c (replace_placeholders_r): Pass NULL as last argument to
4209 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
4210 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
4211 to false and return.
4212 (replace_placeholders): Pass NULL instead of &pset as last argument
4215 2018-01-02 Nathan Sidwell <nathan@acm.org>
4217 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
4220 Copyright (C) 2018 Free Software Foundation, Inc.
4222 Copying and distribution of this file, with or without modification,
4223 are permitted in any medium without royalty provided the copyright
4224 notice and this notice are preserved.