1 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
4 rather than add_fixit_misspelled_id.
5 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
7 2016-08-29 Jason Merrill <jason@redhat.com>
10 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
11 (mangle_thunk): Add thunk parameter.
12 * method.c (finish_thunk): Pass it.
13 * cp-tree.h: Declare it.
15 2016-08-15 Jason Merrill <jason@redhat.com>
17 Avoid calling a trivial default constructor.
18 * class.c (default_ctor_p): New.
19 (in_class_defaulted_default_constructor): Use it.
20 (type_has_non_user_provided_default_constructor): Use it.
21 * call.c (build_over_call): Handle trivial default constructor.
22 * cp-tree.h: Declare default_ctor_p.
25 * pt.c (do_type_instantiation): Don't mess with non-user-provided
28 2016-08-25 Marek Polacek <polacek@redhat.com>
30 * parser.c (cp_parser_binary_expression): Pass LHS to
31 warn_logical_not_parentheses.
33 2016-08-18 Marek Polacek <polacek@redhat.com>
36 * call.c (add_builtin_candidate): Add gcc_fallthrough.
37 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
38 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
39 (cp_parser_cache_defarg): Likewise.
41 2016-08-12 Marek Polacek <polacek@redhat.com>
44 * call.c (add_builtin_candidate): Add FALLTHRU.
45 (build_integral_nontype_arg_conv): Adjust fall through comment.
46 (build_new_op_1): Add FALLTHRU.
47 (convert_like_real): Adjust fall through comment.
48 * class.c (fixed_type_or_null): Likewise.
49 * constexpr.c (cxx_eval_constant_expression): Likewise.
50 (potential_constant_expression_1): Likewise. Add FALLTHRU.
51 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
52 (cp_fold): Add FALLTHRU.
53 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
54 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
55 (pp_cxx_qualified_id): Likewise.
56 (cxx_pretty_printer::constant): Adjust fall through comment.
57 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
58 (pp_cxx_pm_expression): Adjust fall through comment.
59 (cxx_pretty_printer::expression): Add FALLTHRU.
60 (cxx_pretty_printer::declaration_specifiers): Reformat code.
61 (pp_cxx_type_specifier_seq): Adjust fall through comment.
62 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
63 * error.c (dump_type): Adjust fall through comment.
64 (dump_decl): Likewise.
65 * mangle.c (write_type): Likewise.
66 * method.c (synthesized_method_walk): Add FALLTHRU.
67 * name-lookup.c (arg_assoc_type): Likewise.
68 * parser.c (cp_lexer_print_token): Adjust fall through comment.
69 (cp_parser_primary_expression): Add FALLTHRU.
70 (cp_parser_operator): Likewise.
71 * pt.c (find_parameter_packs_r): Likewise.
72 (tsubst_aggr_type): Adjust fall through comment.
73 * semantics.c (finish_omp_clauses): Add FALLTHRU.
74 * tree.c (lvalue_kind): Likewise.
76 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
79 * cp-objcp-common.c (cp_function_decl_defaulted): New.
80 (cp_function_decl_explicit_p): Const_tree-ify.
81 (cp_function_decl_deleted_p): Likewise.
82 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
83 (cp_function_decl_explicit_p): Const_tree-ify.
84 (cp_function_decl_deleted_p): Likewise.
85 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
87 2016-08-11 Jakub Jelinek <jakub@redhat.com>
90 * constexpr.c (label_matches): Handle case range expressions.
92 2016-08-11 Jason Merrill <jason@redhat.com>
95 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
97 2016-08-10 Jason Merrill <jason@redhat.com>
99 Implement C++17 constexpr if.
100 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
101 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
102 * parser.h (struct cp_parser): Add in_discarded_stmt field.
103 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
104 (cp_parser_jump_statement): Avoid deducing from a discarded return.
105 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
106 * semantics.c (begin_if_stmt): Set the binding level this_entity.
107 (finish_if_stmt_cond): Require the condition of a
108 constexpr if to be constant.
109 * decl.c (level_for_constexpr_if): New.
110 (named_label_entry): Add in_constexpr_if field.
111 (poplevel_named_label_1): Set it.
112 (check_goto): Check it.
113 (check_previous_goto_1): Check level_for_constexpr_if.
115 2016-08-09 Jason Merrill <jason@redhat.com>
118 * decl2.c (any_dependent_type_attributes_p): New.
119 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
120 * semantics.c (finish_id_expression): Check it.
121 * typeck.c (finish_class_member_access_expr): Check it.
124 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
126 Adjust mangling of ABI tags on class template member functions.
127 * class.c (missing_abi_tags): New.
128 (check_abi_tags): Don't check template. Add just_checking mode.
129 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
130 (sorted_abi_tags): Split out from write_abi_tags.
131 (struct releasing_vec): New.
132 (write_unqualified_name): Only look for the primary
133 template for types. Implement backward compatibility.
136 * constexpr.c (cxx_eval_constant_expression): Check
137 COMPLETE_TYPE_P before calling is_really_empty_class.
138 * class.c (is_really_empty_class): Don't call complete_type.
141 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
143 2016-08-09 Jakub Jelinek <jakub@redhat.com>
146 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
147 builtin aggregate types without TYPE_BINFO.
149 2016-08-08 Jason Merrill <jason@redhat.com>
151 Implement C++17 constexpr lambda.
152 * class.c (finalize_literal_type_property): Handle lambdas.
153 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
154 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
156 (cxx_eval_constant_expression): Handle capture proxy.
157 (var_in_constexpr_fn): Don't check for C++14.
158 (var_in_maybe_constexpr_fn): New.
159 (potential_constant_expression_1): Use it. Check DECL_EXPR for
160 declarations not allowed in constexpr function. Handle
161 STATIC_ASSERT, RANGE_FOR_STMT.
162 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
163 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
164 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
165 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
166 (lambda_static_thunk_p): New.
167 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
168 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
169 (cp_parser_decl_specifier_seq): Handle it.
170 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
171 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
172 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
173 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
174 (dump_expr) [FUNCTION_DECL]: Pass it.
176 2016-08-08 Jason Merrill <jason@redhat.com>
179 * class.c (is_really_empty_class): Call complete_type.
180 * constexpr.c (cxx_eval_constant_expression): Check
181 is_really_empty_class.
182 (potential_constant_expression_1): Likewise. Check for error type.
184 2016-08-08 Jakub Jelinek <jakub@redhat.com>
187 * parser.c: Include tree-iterator.h.
188 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
190 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
193 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
195 * call.c (convert_like_real): Harmonize diagnostics for invalid
198 2016-08-05 Martin Sebor <msebor@redhat.com>
200 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
201 the spelling of "constant-expression" in diagnostic messages
203 (cxx_eval_constant_expression): Same.
204 (cxx_eval_outermost_constant_expr): Same.
205 (potential_constant_expression_1): Same.
207 2016-08-05 Nathan Sidwell <nathan@acm.org>
210 * pt.c (unify): TRAIT_EXPR is an expr.
212 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
215 * lambda.c (add_capture): Check lambda_capture_field_type return
216 value for error_mark_node.
218 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
221 * pt.c (tsubst_qualified_id): Return error_mark_node if
222 template_args is error_mark_node.
224 2016-08-04 Jason Merrill <jason@redhat.com>
227 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
230 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
231 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
232 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
233 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
236 * typeck.c (finish_class_member_access_expr): Avoid stripping
237 SCOPE_REF to dependent base.
239 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
241 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
242 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
243 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
244 Simplify code, and improve diagnostics.
245 (cp_parser_oacc_routine): Likewise. Move pragma context
247 (cp_parser_pragma): ... here.
249 * parser.h (struct cp_omp_declare_simd_data): New.
250 (struct cp_parser): Use it for oacc_routine member.
251 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
252 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
253 Use it. Simplify code.
254 (cp_parser_new): Initialize all members pointing to special
255 parsing data structures.
256 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
257 parser->cilk_simd_fn_info->clauses.
258 (cp_parser_omp_declare_simd): Initialize
259 parser->omp_declare_simd->clauses.
260 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
262 2016-08-04 Marek Polacek <polacek@redhat.com>
265 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
268 2016-08-01 Jason Merrill <jason@redhat.com>
270 * mangle.c (mangle_decl): Warn about mangled name change even if
273 * mangle.c (get_abi_tags): New.
274 (find_substitution, write_unqualified_name, write_abi_tags)
275 (maybe_check_abi_tags): Use it.
277 * mangle.c (mangle_decl): Fix mangled name change warning.
280 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
282 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
285 2016-07-30 Martin Sebor <msebor@redhat.com>
289 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
290 involving null pointers.
291 (cxx_eval_component_reference): Reject null pointer dereferences.
292 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
293 (cxx_eval_constant_expression): Reject invalid expressions involving
296 2016-07-29 Marek Polacek <polacek@redhat.com>
299 * semantics.c (maybe_convert_cond): Use the location of COND for the
302 2016-07-29 Jason Merrill <jason@redhat.com>
304 * decl.c (build_enumerator): Tweak diagnostic.
307 * init.c (expand_aggr_init_1): Only handle value-init of bases.
308 * constexpr.c (build_data_member_initialization): Handle multiple
309 initializers for the same field.
311 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
314 * decl.c (build_enumerator): Check the type of the enumerator before
315 calling cxx_constant_value.
317 2016-07-27 Jason Merrill <jason@redhat.com>
320 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
321 parameters with spec_tmpl. Call push_tinst_level.
322 (most_specialized_partial_spec): Adjust.
323 (more_specialized_partial_spec): Adjust.
325 2016-07-25 Jason Merrill <jason@redhat.com>
328 * cp-gimplify.c (genericize_cp_loop): Revert location change.
331 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
332 (build_lambda_object): Call build_x_compound_expr_from_list.
333 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
337 * pt.c (coerce_template_parameter_pack): Fix logic for
341 * constexpr.c (cxx_eval_loop_expr): Count iterations.
342 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
346 * constexpr.c (cxx_eval_array_reference): Handle looking for the
347 value of an element we're currently modifying.
349 2016-07-24 Jason Merrill <jason@redhat.com>
352 * pt.c (resolve_typename_type): Try to avoid calling
353 currently_open_class.
355 2016-07-23 Jason Merrill <jason@redhat.com>
358 * call.c (add_list_candidates): Handle VTT parm.
359 (build_new_method_call_1): Likewise.
363 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
366 * class.c (walk_subobject_offsets): Handle 0-length array.
369 * pt.c (tsubst): Also substitute into the template of a
370 BOUND_TEMPLATE_TEMPLATE_PARM.
373 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
376 * decl.c (reshape_init_r): Check complain for missing braces warning.
378 2016-07-22 Jason Merrill <jason@redhat.com>
381 * call.c (convert_like_real): Use lvalue_kind.
385 * pt.c (tsubst_baselink): Call
386 adjust_result_of_qualified_name_lookup for unqualified
389 2016-07-21 Jason Merrill <jason@redhat.com>
392 * semantics.c (apply_deduced_return_type): Call
393 complete_type_or_else before building the new RESULT_DECL.
396 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
397 (decl_constant_var_p): Use it instead.
400 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
404 * call.c (unsafe_copy_elision_p): It's OK to elide when
405 initializing an unknown object.
407 * call.c (build_over_call): Check unsafe_copy_elision_p even for
408 trivial constructors.
409 * method.c (do_build_copy_constructor): Don't copy tail padding
410 even in a trivial constructor.
412 2016-07-21 Jakub Jelinek <jakub@redhat.com>
415 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
416 Replace assert with test, return false if the goto isn't break
417 or continue. Formatting fix.
419 2016-07-21 Richard Biener <rguenther@suse.de>
421 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
424 2016-07-21 Jakub Jelinek <jakub@redhat.com>
427 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
428 save/restore bc_label array.
430 2016-07-21 Jason Merrill <jason@redhat.com>
433 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
434 error parsing the lambda-declarator.
437 * constexpr.c (cxx_eval_binary_expression): Handle comparison
438 between lowered and unlowered PTRMEM_CST.
441 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
442 Don't set c_inhibit_evaluation_warnings.
445 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
447 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
448 Jason Merrill <jason@redhat.com>
450 Improving concepts performance and diagnostics.
454 * cp-tree.def (CHECK_CONSTR): New.
455 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
456 (CHECK_CONSTR_ARGS): New.
457 * constraint.cc (make_predicate_constraint): Remove in favor of
458 normalize_expression.
459 (resolve_constraint_check): Actually return error_mark_node when
461 (resolve_variable_concept_check): Perform coercion as if processing
462 a template. Also return errors on resolution failure.
463 (lift_*): Remove all of these functions. Don't unnecessarily inline
465 (learn_*): Add facilities to memoize implications for subsumption
466 during normalization.
467 (expanding_concept): New.
468 (expand_concept): New. Return the inlined and normalized definition
469 of a concept when needed.
470 (transform_*, xform_*): Rename to normalize_* to better reflect the
471 responsibility of those functions.
472 (normalize_template_id_expression): Check for non-boolean operands
473 when possible. Generate check constraints instead of normal variable
475 (normalize_call_expression): Report errors when resolution fails.
476 (check_for_logical_overloads): Rewrite this check to more accurately
478 (normalize_atom): Check for overloaded calls and invalid types before
479 determining if the expression refers to a concept.
480 (build_constraints): Don't cache normalized constraints or decomposed
482 (finish_shorthand_constraint): Return a normalized expression instead
483 of a predicate constraint.
484 (finish_template_introduction): Same.
485 (placeholder_extract_concept_and_args): Rewrite this since we only
486 ever get check constraints here.
487 (equivalent_placeholder_constraints): Rewrite in terms of check
488 constraints, and handle error_mark_nodes correctly.
489 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
490 (tsubst_implicit_conversion_constr)
491 (tsubst_argument_deduction_constr, tsubst_exception_constr)
492 (tsubst_parameterized_constraint, tsubst_constraint): New.
493 (tsbust_conjunection): Replace with tsubst_logical_operator and
494 actually generate the right kind of constraint.
495 (tsubst_requirement_body): Reverse the order of substituted arguments
496 so that they appear in the order written (helps diagnostics).
497 (satisfy_check_constraint): New.
498 (satisfy_conjunction): Simplify.
499 (satisfy_disjunction): Same.
500 (satisfy_constraint_1): Handle check constraints.
501 (eval_constr): New (private) global state.
502 (evaluating_constraints_sentinel): New. Manages eval_constr.
503 (satisfy_constraint): Add timing variables.
504 (satisfy_associated_constraints): Add hooks for memoization.
505 (evaluate_function_concept): Build a check constraint instead of
506 normalizing its definition.
507 (evaluate_variable_concept): Same.
508 (evaluate_constraint_expression): Normalize, but in the current
509 declaration processing context.
510 (evaluating_constraints_p): New.
511 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
512 (diagnose_*): Remove artificial indentation. Add a new parameter to
513 each that tracks the current (complete) constraint prior to any
515 (diagnose_expression): Removed.
516 (diagnose_call_expression): Same.
517 (diagnose_template_id): Same.
518 (diagnose_template_id): New.
519 (diagnose_logical_constraint): New.
520 (diagnose_expression_constraint): Show the original expression.
521 (diagnose_type_constraint): Show the original type.
522 (diagnose_implicit_conversion_constraint): Be specific about
523 failures, don't re-diagnose a known-to-be-failed substitutions,
524 and manage elisions properly.
525 (diagnose_argument_deduction_constraint): Same.
526 (diagnose_exception_constraint): Same.
527 (diagnose_parameterized_constraint): Same.
528 (constraint_p): Allow EXPR_PACK_EXPANSION.
529 * logic.cc (next_by_distance): Removed. No longer used.
530 (any_p): Renamed from any_of.
531 (term_entry, term_hasher): New.
532 (term_list): Rewrite to include a hash table for quick lookup.
533 Also, make less stateful.
534 (proof_state): Extend to allow goals to be discharged once
536 (non_atomic_constraint_p): New.
537 (any_non_atomic_constraints_p): New.
538 (...rest...): Previous implementation completely replaced with an
539 iterative algorithm that opportunistically prunes the search space
540 before committing to using more memory.
541 * parser.c: (cp_parser_type_parameter): Normalize constraints.
542 (cp_parser_explicit_template_declaration): Same.
543 * pt.c: (finish_template_variable): Be less redundant with this error
545 (template_args_equal): No longer static.
546 (tsubst_decl): Don't try to find specializations of variables that
547 have already been instantiated.
548 (build_non_dependent_expr): Avoid infinite recursion during concept
550 (make_constrained_auto): Normalize constraints.
551 (do_auto_deduction): When doing auto deduction from a
552 partial-concept-id, be sure to include the explicit args checking
554 (constraint_sat_*): New. Memoize satisfied constraints.
555 (concept_spec_*): New. Memoize expressions associated with a concept
557 (constraint_memos, concept_memos): New.
558 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
559 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
560 (get_concept_expansion, save_concept_expansion): New.
561 (hash_subsumption_args): New.
562 (comp_subsumption_args): New.
563 (subsumption_*): New. Memoize parts of the subsumption relation.
564 (lookup_subsumption_result, save_subsumption_result): New.
565 (init_constraint_processing): Initialize memo tables.
566 (get_constraints): Shortcut if !flag_concepts.
567 * decl.c (grokfndecl): Normalize constraints.
568 * error.c (dump_simple_decl): Print "concept" when appropriate.
569 (dump_function_decl): Same.
570 (dump_template_decl): Don't write requirements when we're not
572 (dump_expr): Handle fold expressions.
573 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
575 (get_fold_operator): New.
576 (pp_cxx_unary_left_fold_expression): New.
577 (pp_cxx_unary_right_fold_expression): New.
578 (pp_cxx_binary_fold_expression): New.
579 (pp_cxx_check_constraint): New.
580 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
581 to make them easier to read when debugging.
582 * search.c (accessible_p): Don't shortcut when evaluating constraints.
583 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
585 2016-07-20 David Malcolm <dmalcolm@redhat.com>
589 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
591 (suggest_alternatives_for): If no candidates are found, try
592 lookup_name_fuzzy and report if if finds a suggestion.
593 (consider_binding_level): New function.
594 (lookup_name_fuzzy) New function.
595 * parser.c: Include gcc-rich-location.h.
596 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
598 (cp_keyword_starts_decl_specifier_p): ...this new function.
599 (cp_parser_diagnose_invalid_type_name): When issuing
600 "does not name a type" errors, attempt to make a suggestion using
602 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
603 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
604 types that are not CLASS_TYPE_P, rather than rejecting individual
607 2016-07-20 Jakub Jelinek <jakub@redhat.com>
610 * parser.c (cp_parser_save_member_function_body): Consume
611 __transaction_relaxed or __transaction_atomic with optional
612 attribute. Only skip catch with block if try keyword is seen.
615 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
616 when evaluating call arguments. Use fold_builtin_call_array instead
617 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
618 check the result with potential_constant_expression and call
619 cxx_eval_constant_expression on it.
621 2016-07-19 Jason Merrill <jason@redhat.com>
624 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
625 handle ARGUMENT_PACK_SELECT.
627 2016-07-18 Jakub Jelinek <jakub@redhat.com>
631 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
632 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
633 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
637 * call.c (build_op_call_1): Use convert_like_with_context only
638 if cand->fn is a decl.
641 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
642 For lval don't use cxx_eval_unary_expression and instead recurse
643 and if needed rebuild the reference.
646 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
649 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
650 fold *expr_p before genericizing it.
653 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
655 2016-07-15 Jason Merrill <jason@redhat.com>
658 * call.c (convert_like_real): Mask complain.
659 * semantics.c (perform_koenig_lookup): Likewise.
662 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
663 threw away DECL_SAVED_TREE.
667 * call.c (add_template_conv_candidate): Disable if there are
671 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
674 * pt.c (tsubst_attributes): Fix loop logic.
678 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
679 (cp_parser_simple_declaration): Diagnose type definition in
680 for-range-declaration.
683 * operators.def: Add *_FOLD_EXPR.
684 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
685 * mangle.c (write_expression): Handle fold-expressions.
686 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
687 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
688 partial instantiation.
691 * mangle.c (write_expression): Handle sizeof... an argument pack.
694 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
697 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
698 artificial variables.
700 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
702 * parser.c (cp_parser_oacc_declare): Don't scan for
704 * semantics.c (handle_omp_array_sections): Mark data clauses with
705 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
706 zero-length subarrays.
708 2016-07-11 Jason Merrill <jason@redhat.com>
710 * decl.c (store_parm_decls): Remove check for void parm.
712 2016-07-08 Jason Merrill <jason@redhat.com>
714 * cp-tree.h: Unpoison lvalue_p.
715 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
716 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
719 * tree.c (obvalue_p): Rename from lvalue_p.
720 (lvalue_p): Define for c-common.
721 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
723 (cp_build_addr_expr_1): Remove obsolete code.
725 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
726 * call.c, cp-tree.h, typeck.c: Adjust.
728 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
730 P0145R2: Refining Expression Order for C++.
731 * cp-gimplify.c (lvalue_has_side_effects): New.
732 (cp_gimplify_expr): Implement assignment ordering.
733 * call.c (op_is_ordered, build_over_call): Adjust for
734 -fargs-in-order renaming to -fstrong-eval-order.
735 * cp-gimplify.c (cp_gimplify_expr): Likewise.
737 2016-07-07 Jakub Jelinek <jakub@redhat.com>
738 Kai Tietz <ktietz70@googlemail.com>
742 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
743 artificial vars, genericize their initializers.
745 2016-07-05 David Malcolm <dmalcolm@redhat.com>
748 * parser.c (cp_parser_class_specifier_1): When reporting
749 missing semicolons, use a fixit-hint to suggest insertion
750 of a semicolon immediately after the closing brace,
751 offsetting the reported column accordingly.
753 2016-07-04 Jan Beulich <jbeulich@suse.com>
755 * lang-specs.h ("@c++-header"): Conditionalize "-o".
757 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
759 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
760 Move pragma context checking into...
761 (cp_parser_omp_cancellation_point): ... here, and improve
763 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
764 Improve diagnostic messages.
766 2016-06-28 Jakub Jelinek <jakub@redhat.com>
768 * Make-lang.in: Don't cat ../stage_current if it does not exist.
770 2016-06-24 Jason Merrill <jason@redhat.com>
772 P0145R2: Refining Expression Order for C++.
773 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
775 * tree.c (get_target_expr_sfinae): Handle bit-fields.
776 (build_target_expr): Call mark_rvalue_use.
778 2016-06-24 Jakub Jelinek <jakub@redhat.com>
780 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
781 (build_over_call): For magic == 3, do no conversion only on 3rd
784 2016-06-23 Andi Kleen <ak@linux.intel.com>
786 * Make-lang.in: Add support for autofdo.
788 2016-06-21 Jason Merrill <jason@redhat.com>
790 * constraint.cc (constraints_satisfied_p): Keep as many levels of
791 args as our template has levels of parms.
793 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
794 (type_dependent_expression_p): Use uses_outer_template_parms.
796 2016-06-20 David Malcolm <dmalcolm@redhat.com>
798 * parser.c (cp_parser_string_literal): Convert non-standard
799 concatenation error to directly use a rich_location, and
800 use that to add the location of the first literal to the
803 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
805 * decl.c (validate_constexpr_redeclaration): Change pair of errors
807 * error.c (dump_function_decl): Save the constexpr specifier too.
809 2016-06-17 Jakub Jelinek <jakub@redhat.com>
811 * tree.c (builtin_valid_in_constant_expr_p): Test for
812 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
814 (bot_manip): Likewise.
815 * call.c (magic_varargs_p): Likewise.
817 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
819 * decl.c (grokfndecl): Change pair of errors to error + inform.
821 2016-06-17 Jason Merrill <jason@redhat.com>
824 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
825 warning when there are dependent bases.
827 2016-06-17 Jakub Jelinek <jakub@redhat.com>
829 * semantics.c (handle_omp_array_sections_1): Don't ICE when
830 processing_template_decl when checking for bitfields and unions.
831 Look through REFERENCE_REF_P as base of COMPONENT_REF.
832 (finish_omp_clauses): Look through REFERENCE_REF_P even for
833 array sections with COMPONENT_REF bases.
835 2016-06-16 Jakub Jelinek <jakub@redhat.com>
837 * parser.c (cp_parser_omp_var_list_no_open): Call
838 convert_from_reference before cp_parser_postfix_dot_deref_expression.
839 * semantics.c (finish_omp_clauses): Don't ICE when
840 processing_template_decl when checking for bitfields and unions.
841 Look through REFERENCE_REF_P as base of COMPONENT_REF.
843 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
845 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
846 "%qF" in warning_at instead of "%q+F" in warning.
847 (check_redeclaration_exception_specification): Likewise in pedwarn
848 (and error, inform, for consistency).
849 * call.c (joust): Likewise.
851 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
854 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
855 code at the end of the for loop; also revert r159637 changes,
856 add back the gcc_assert.
857 * cp-tree.h (xref_basetypes): Adjust declaration.
858 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
860 2016-06-14 David Malcolm <dmalcolm@redhat.com>
862 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
864 2016-06-14 David Malcolm <dmalcolm@redhat.com>
866 * typeck.c: Include "gcc-rich-location.h".
867 (finish_class_member_access_expr): Simplify fixit code by
868 using gcc_rich_location::add_fixit_misspelled_id.
870 2016-06-14 Jason Merrill <jason@redhat.com>
872 P0145R2: Refining Expression Order for C++.
873 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
874 (CALL_EXPR_REVERSE_ARGS): New.
875 * call.c (build_new_op_1): Set them.
876 (extract_call_expr, op_is_ordered): New.
877 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
878 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
879 * pt.c (tsubst_copy_and_build): Copy new flags.
880 * semantics.c (simplify_aggr_init_expr): Likewise.
881 * tree.c (build_aggr_init_expr): Likewise.
882 (build_min_non_dep_op_overload): Likewise.
884 2016-06-14 Jakub Jelinek <jakub@redhat.com>
887 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
888 olddecl vars, preserve their TREE_READONLY bit.
891 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
893 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
895 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
897 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
899 * decl.c (grokdeclarator): Fix typo in pedwarn text.
901 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
904 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
907 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
911 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
914 * parser.c (cp_parser_class_head): When xref_basetypes fails and
915 emits an error do not zero the type.
917 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
919 * decl.c (maybe_deduce_size_from_array_init): Use
920 DECL_SOURCE_LOCATION in error_at.
921 (layout_var_decl): Likewise.
922 (check_array_initializer): Likewise.
923 (check_initializer): Likewise.
924 (duplicate_decls, check_elaborated_type_specifier): Tidy.
926 2016-06-08 Martin Sebor <msebor@redhat.com>
927 Jakub Jelinek <jakub@redhat.com>
931 * constexpr.c: Include gimple-fold.h.
932 (cxx_eval_internal_function): New function.
933 (cxx_eval_call_expression): Call it.
934 (potential_constant_expression_1): Handle integer arithmetic
936 * tree.c (builtin_valid_in_constant_expr_p): Handle
937 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
939 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
941 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
942 return value of tsubst_aggr_type for error_mark_node.
944 2016-06-08 Jakub Jelinek <jakub@redhat.com>
947 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
949 2016-06-06 Jakub Jelinek <jakub@redhat.com>
950 Patrick Palka <ppalka@gcc.gnu.org>
955 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
956 right after cp_fold call if cp_fold has returned the same stmt
957 already in some earlier cp_fold_r call.
958 (cp_fold_function): Add pset automatic variable, pass its address
961 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
964 * parser.c (cp_parser_class_head): When xref_basetypes fails and
965 emits an error do not zero the type.
967 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
970 * decl.c (duplicate_decls): Properly copy the
971 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
972 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
974 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
976 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
977 arguments as addressable when async clause exists.
979 2016-06-02 Jan Hubicka <jh@suse.cz>
981 * cp-gimplify.c (genericize_continue_stmt): Force addition of
984 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
986 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
987 (start_enum): Likewise.
988 * parser.c (cp_parser_class_head): Likewise.
990 2016-06-02 Jakub Jelinek <jakub@redhat.com>
993 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
994 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
995 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
996 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
997 to the newly built tree.
999 2016-05-31 Jason Merrill <jason@redhat.com>
1001 * pt.c (instantiate_decl): Avoid recalculation.
1006 * pt.c (instantiate_template_1): Don't put the partial
1007 specialization in DECL_TI_TEMPLATE.
1008 (partial_specialization_p, impartial_args): Remove.
1009 (regenerate_decl_from_template): Add args parm.
1010 (instantiate_decl): Look up the partial specialization again.
1013 * pt.c (check_explicit_specialization): Give better diagnostic about
1014 specializing a hidden friend.
1016 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1019 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1020 to obtain correct locations; avoid redundant diagnostics on
1021 out-of-class definitions.
1023 2016-05-30 Martin Sebor <msebor@redhat.com>
1026 * init.c (warn_placement_new_too_small): Handle placement new arguments
1027 that are elements of arrays more carefully. Remove a pointless loop.
1029 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1032 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1033 when combined with target construct.
1034 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1035 to cp_parser_omp_all_clauses.
1037 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1040 * lex.c (unqualified_name_lookup_error): Take a location too.
1041 (unqualified_fn_lookup_error): Take a cp_expr.
1042 * cp-tree.h (unqualified_name_lookup_error,
1043 unqualified_fn_lookup_error): Adjust declarations.
1044 * semantics.c (perform_koenig_lookup): Adjust
1045 unqualified_fn_lookup_error call, pass the location of
1046 the identifier too as part of a cp_expr.
1048 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1051 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1052 to improve the diagnostic about wrong uses of 'virtual'.
1054 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1057 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1058 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1060 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1064 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1065 decls into the global scope after stripping template bits
1066 and setting DECL_ANTICIPATED.
1068 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1071 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1073 * name-lookup.h (push_namespace): Adjust declaration.
1074 * parser.c (cp_parser_namespace_definition): Check push_namespace
1077 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1080 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1081 decls into the global scope after stripping template bits
1082 and setting DECL_ANTICIPATED.
1084 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1086 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1087 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1089 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1093 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1095 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1096 on the qualified_id then propagate it to the resulting
1098 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1100 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1101 its REF_PARENTHESIZED_P flag.
1103 2016-05-25 Jason Merrill <jason@redhat.com>
1107 * cp-tree.h (enum tag_types): Add scope_type.
1108 * parser.c (cp_parser_class_name): Use scope_type.
1109 (prefer_type_arg): Handle scope_type.
1110 (cp_parser_lookup_name): Use prefer_type_arg.
1111 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1112 int prefer_type, use lookup_flags.
1113 * name-lookup.h: Adjust.
1115 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1117 * parser.c (cp_parser_oacc_declare): Add support for
1118 GOMP_MAP_FIRSTPRIVATE_POINTER.
1119 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1120 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1122 (handle_omp_array_sections): Replace bool is_omp argument with enum
1123 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1124 (finish_omp_clauses): Add specific errors and warning messages for
1125 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1126 call to handle_omp_array_sections.
1128 2016-05-24 Jason Merrill <jason@redhat.com>
1131 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1133 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1135 2016-05-24 Martin Sebor <msebor@redhat.com>
1138 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1139 * pt.c (instantiate_class_template_1): Try to complete the element
1140 type of a flexible array member.
1141 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1142 * typeck.c (complete_type): Also complete the type of the elements of
1143 arrays with an unspecified bound.
1145 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1148 * typeck2.c (check_narrowing): Check pedwarn return value.
1150 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1153 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1154 For OMP_CLAUSE_LINEAR_REF don't require type to be
1155 integral or pointer.
1157 2016-05-24 Richard Biener <rguenther@suse.de>
1161 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1162 * constexpr.c (cxx_eval_array_reference): Handle indexed
1164 * typeck.c (cp_build_array_ref): Adjust.
1166 2016-05-23 Jason Merrill <jason@redhat.com>
1169 * constexpr.c (cxx_eval_call_expression): Check for
1170 fun == current_function_decl again.
1173 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1174 maybe_undo_parenthesized_ref.
1177 * pt.c (tsubst_copy): Just return a local variable from
1178 non-template context. Don't call rest_of_decl_compilation for
1179 duplicated static locals.
1180 (tsubst_decl): Set DECL_CONTEXT of local static from another
1183 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1186 * method.c (forward_parm): Use cp_build_reference_type.
1188 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1191 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1193 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1195 * pt.c (check_for_bare_parameter_packs): Improve error message
1196 location for expressions.
1198 2016-05-20 Nathan Sidwell <nathan@acm.org>
1200 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1202 (cxx_eval_call_expression): Fix comment grammar.
1204 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1207 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1208 and return immediately in case of erroneous code.
1210 2016-05-19 Marek Polacek <polacek@redhat.com>
1213 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1215 2016-05-19 Jason Merrill <jason@redhat.com>
1218 * pt.c (fn_type_unification): Add outer template args if needed.
1219 (type_unification_real): Handle getting full args.
1221 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1224 * parser.c (cp_parser_operator): For array new/delete, check that
1225 cp_parser_require returned a non-NULL token before dereferencing
1228 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1230 * decl.c (finish_enum_value_list): Use the specified mode.
1232 2016-05-18 Jason Merrill <jason@redhat.com>
1234 * pt.c (value_dependent_expression_p): Tweak new cases to better
1235 match the wording in the standard.
1237 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1240 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1241 when the previous cp_lexer_peek_token returns CPP_EOF.
1243 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1246 * call.c (convert_like_real): Check that we are actually converting
1249 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1251 * decl.c (grokdeclarator): Remove errmsg and use of
1252 targetm.invalid_return_type.
1253 (grokparms): Remove errmsg and use of
1254 targetm.invalid_parameter_type.
1256 2016-05-13 Jason Merrill <jason@redhat.com>
1260 * pt.c (tsubst_decl): Use uses_template_parms.
1261 (instantiate_template_1): Handle non-dependent calls in templates.
1262 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1263 (type_dependent_expression_p): Only consider innermost template args.
1264 (dependent_template_arg_p): Check enclosing class of a template here.
1265 (dependent_template_p): Not here.
1266 (type_dependent_object_expression_p): New.
1267 * typeck.c (finish_class_member_access_expr): Use it.
1268 * parser.c (cp_parser_postfix_expression): Use it.
1269 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1270 to detect the current instantiation.
1271 (cp_parser_lookup_name): Really implement DR 141.
1272 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1273 (any_dependent_bases_p): Split out from...
1274 * name-lookup.c (do_class_using_decl): ...here.
1275 * call.c (build_new_method_call_1): Use it.
1276 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1277 * tree.c (non_static_member_function_p): Remove.
1278 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1280 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1281 complete_type_or_else for unknown_type_node, too.
1283 2016-05-12 Marek Polacek <polacek@redhat.com>
1286 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1287 * cp-tree.h (cp_build_modify_expr): Update declaration.
1288 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1290 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1291 cp_build_modify_expr.
1292 * decl2.c (set_guard): Likewise.
1293 (handle_tls_init): Likewise.
1294 * init.c (perform_member_init): Likewise.
1295 (expand_virtual_init): Likewise.
1296 (build_new_1): Likewise.
1297 (build_vec_delete_1): Likewise.
1298 (get_temp_regvar): Likewise.
1299 (build_vec_init): Likewise.
1300 * method.c (do_build_copy_assign): Likewise.
1301 (assignable_expr): Likewise.
1302 * semantics.c (finish_omp_for): Likewise.
1303 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1305 (cp_pointer_int_sum): Add location parameter. Pass it down to
1307 (pointer_diff): Add location parameter. Use it.
1308 (build_modify_expr): Pass location down to cp_build_modify_expr.
1309 (cp_build_modify_expr): Add location parameter. Use it.
1310 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1311 * typeck2.c (cxx_incomplete_type_diagnostic,
1312 cxx_incomplete_type_error): Add location parameter.
1314 2016-05-11 Marek Polacek <polacek@redhat.com>
1317 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1319 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1321 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1322 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1324 2016-05-04 Marek Polacek <polacek@redhat.com>
1326 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1327 with OPT_Wdangling_else.
1329 2016-05-03 Martin Sebor <msebor@redhat.com>
1332 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1333 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1335 2016-05-03 Marek Polacek <polacek@redhat.com>
1338 * call.c (build_cxx_call): Pass location and vNULL down to
1339 check_builtin_function_arguments.
1341 2016-05-03 Richard Biener <rguenther@suse.de>
1343 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1344 the checksum from the previous stage.
1346 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1349 * typeck.c (finish_class_member_access_expr): When
1350 giving a hint about a possibly-misspelled member name,
1351 add a fix-it replacement hint.
1353 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1355 * cp-tree.h (finish_omp_clauses): Update prototype.
1356 * parser.c (cp_parser_oacc_all_clauses): Update call to
1358 (cp_parser_omp_all_clauses): Likewise.
1359 (cp_parser_omp_for_loop): Likewise.
1360 (cp_omp_split_clauses): Likewise.
1361 (cp_parser_oacc_cache): Likewise.
1362 (cp_parser_oacc_loop): Likewise.
1363 (cp_parser_omp_declare_target):
1364 (cp_parser_cilk_simd_all_clauses): Likewise.
1365 (cp_parser_cilk_for): Likewise.
1366 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1367 arguments with enum c_omp_region_type ort.
1368 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1369 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1370 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1371 (tsubst_expr): Update calls to tsubst_omp_clauses.
1372 * semantics.c (finish_omp_clauses): Replace bool arguments
1373 allow_fields, declare_simd, and is_cilk with bitmask ort.
1374 (finish_omp_for): Update call to finish_omp_clauses.
1376 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1379 * parser.c (cp_parser_class_head): Capture the start location;
1380 use it to emit a fix-it insertion hint when complaining
1381 about missing "template <> " in explicit specializations.
1383 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1385 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1387 2016-05-02 Richard Biener <rguenther@suse.de>
1389 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1392 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1395 * class.c (check_field_decl): Remove final int* parameter, change
1396 the return type to bool; fix logic in order not to reject multiple
1397 initialized fields in anonymous struct.
1398 (check_field_decls): Adjust call.
1400 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1403 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1404 OACC_LOOP_CLAUSE_MASK.
1405 (cp_parser_oacc_kernels_parallel): Update call to
1406 c_oacc_split_loop_clauses.
1408 2016-04-28 Jason Merrill <jason@redhat.com>
1410 Implement C++17 [[nodiscard]] attribute.
1413 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1414 * tree.c (handle_nodiscard_attribute): New.
1415 (cxx_attribute_table): Add [[nodiscard]].
1416 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1417 (maybe_warn_nodiscard): New.
1418 (convert_to_void): Call it.
1420 * cvt.c (cp_get_callee): New.
1421 * constexpr.c (get_function_named_in_call): Use it.
1422 * cxx-pretty-print.c (postfix_expression): Use it.
1423 * except.c (check_noexcept_r): Use it.
1424 * method.c (check_nontriv): Use it.
1425 * tree.c (build_aggr_init_expr): Use it.
1426 * cp-tree.h: Declare it.
1428 2015-04-27 Ryan Burn <contact@rnburn.com>
1429 Jeff Law <law@redhat.com>
1433 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1434 instead of cilk_detect_spawn_and_unwrap.
1435 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1437 (cilk_cp_detect_spawn_and_unwrap): New.
1438 * lambda.c: Include cp-cilkplus.h.
1439 * parser.c: Include cp-cilkplus.h.
1440 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1441 * cp-cilkpus.h: New file.
1443 2016-04-27 Nathan Sidwell <nathan@acm.org>
1445 * constexpr.c (get_fundef_copy): Use the original function for
1446 non-recursive evaluations.
1447 (save_fundef_copy): Always expect a slot to be available.
1449 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1451 * parser.c (cp_parser_postfix_expression): Call
1452 warn_for_memset instead of warning directly here.
1454 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1457 * decl.c (build_enumerator): Set current_access_specifier when
1458 declaring an enumerator belonging to an in-class enumeration.
1459 * parser.c (cp_parser_check_access_in_redecleration): Also
1460 consider in-class enumerations.
1462 2016-04-26 Marek Polacek <polacek@redhat.com>
1465 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1466 instead of stabilize_reference.
1467 (build_over_call): Likewise.
1468 * cp-tree.h (cp_stabilize_reference): Declare.
1469 * tree.c (cp_stabilize_reference): New function.
1470 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1471 stabilize_reference.
1472 (unary_complex_lvalue): Likewise.
1473 (cp_build_modify_expr): Likewise.
1475 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1478 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1481 2016-04-25 Jason Merrill <jason@redhat.com>
1483 * tree.c (std_attribute_table): New.
1484 (init_tree): Register it.
1486 2016-04-22 Jason Merrill <jason@redhat.com>
1488 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1490 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1492 * name-lookup.c (free_saved_scope): New free list of saved_scope
1494 (push_to_top_level): Attempt to reuse a saved_scope struct
1495 from free_saved_scope instead of allocating a new one each time.
1496 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1497 onto free_saved_scope.
1499 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1502 * semantics.c (process_outer_var_ref): Unconditionally return
1503 error_mark_node when mark_used returns false.
1505 2016-04-21 Marek Polacek <polacek@redhat.com>
1508 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1509 extra qualification.
1511 2016-04-20 Nathan Sidwell <nathan@acm.org>
1514 * init.c (build_vec_delete_1): Protect operator delete call in try
1516 (build_delete): Likewise.
1517 * optimize.c (build_delete_destructor_body): Likewise.
1519 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1522 * cp-tree.h (finish_omp_clauses): Add new default argument.
1523 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1524 instead of c_finish_cilk_clauses.
1525 * semantics.c (finish_omp_clauses): Add new argument. Allow
1526 floating-point variables in the linear clause for Cilk Plus.
1528 2016-04-20 Nathan Sidwell <nathan@acm.org>
1530 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1533 2016-04-19 Jason Merrill <jason@redhat.com>
1536 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1537 * pt.c (make_pack_expansion): Call mark_exp_read.
1538 * semantics.c (finish_id_expression): Call mark_type_use in
1539 unevaluated context.
1542 * call.c (implicit_conversion): If we choose a copy constructor
1543 for list-initialization from the same type, the conversion is an
1546 * constexpr.c (breaks): Handle EXIT_EXPR.
1547 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1548 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1553 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1556 * pt.c (tsubst_expr): Remove shadowing declaration.
1557 (tsubst_pack_expansion): Add assert.
1559 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1562 * name-lookup.c (qualified_lookup_using_namespace): Look through
1565 2016-04-18 Michael Matz <matz@suse.de>
1567 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1568 (layout_class_type): Ditto.
1569 (build_base_field): Use SET_DECL_ALIGN.
1570 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1571 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1572 (record_unknown_type): Use SET_TYPE_ALIGN.
1573 (cxx_init_decl_processing): Ditto.
1574 (copy_type_enum): Ditto.
1575 (grokfndecl): Use SET_DECL_ALIGN.
1576 (copy_type_enum): Use SET_TYPE_ALIGN.
1577 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1579 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1580 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1581 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1582 * rtti.c (emit_tinfo_decl): Ditto.
1584 2016-04-18 Jason Merrill <jason@redhat.com>
1588 * class.c (type_maybe_constexpr_default_constructor): New.
1589 (type_has_constexpr_default_constructor): Revert.
1591 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1595 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1596 (handle_com_interface_attribute): Delete.
1598 2016-04-15 Jason Merrill <jason@redhat.com>
1601 * constexpr.c (get_fundef_copy): Handle null *slot.
1604 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1605 unknown_type_node, too.
1607 2016-04-15 Jason Merrill <jason@redhat.com>
1608 Nathan Sidwell <nathan@acm.org>
1611 * constexpr.c (constexpr_call_table): Preserve in GC.
1612 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1613 (fundef_copies_table): Preserve in GC. Change to pointer to
1615 (maybe_initialize_fundef_copies_table): Adjust.
1616 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1617 (save_fundef_copy): Adjust for a TREE_LIST.
1618 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1619 (fini_constexpr): New.
1620 * cp-tree.h (fini_constexpr): Declare.
1621 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1623 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1626 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1628 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1629 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1630 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1631 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1632 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1633 cp_parser_statement.
1634 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1635 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1636 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1637 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1638 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1639 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1640 cp_parser_omp_taskloop, cp_parser_omp_construct,
1641 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1642 Add IF_P argument, pass it down where needed.
1643 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1644 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1647 2016-04-14 Jason Merrill <jason@redhat.com>
1650 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1651 * typeck2.c (split_nonconstant_init_1): Use it.
1654 * class.c (type_has_constexpr_default_constructor): Return true
1655 for an implicitly declared constructor.
1658 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1659 (cp_parser_simple_declaration): Pass it.
1660 (strip_declarator_types): New.
1663 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1664 initializer also makes the variable value-dependent.
1667 * constexpr.c (cxx_eval_store_expression): Also copy
1668 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1670 2016-04-14 Martin Sebor <msebor@redhat.com>
1675 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1677 2016-04-14 Jason Merrill <jason@redhat.com>
1679 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1680 parameter ABI change.
1682 2016-04-13 Martin Sebor <msebor@redhat.com>
1687 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1689 * decl.c (check_initializer, cp_finish_decl): Call them.
1690 (reshape_init_r): Reject incompletely braced intializer-lists
1692 * init.c (throw_bad_array_length, build_vla_check)
1693 (build_vla_size_check, build_vla_init_check): Define new functions.
1694 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1696 (store_init_value): Same.
1698 2016-04-13 Jason Merrill <jason@redhat.com>
1700 Warn about empty parameter ABI with -Wabi=9.
1701 * call.c (empty_class_msg, mark_for_abi_warning)
1702 (warn_empty_class_abi): New.
1703 (build_call_a): Use them.
1704 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1705 * error.c (pp_format_to_string): New.
1707 Pass empty class parameters like C.
1708 * call.c (pass_as_empty_struct, empty_class_arg): New.
1709 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1710 (build_call_a): Use empty_class_arg.
1711 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1712 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1714 2016-04-13 Jason Merrill <jason@redhat.com>
1717 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1719 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1722 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1723 avoidance mechanism.
1725 2016-04-13 Jason Merrill <jason@redhat.com>
1728 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1729 from instantiation_dependent_expression_p.
1730 (value_dependent_expression_p): Use it for unevaluated operands.
1731 (instantiation_dependent_r): Don't check value-dependence.
1732 (instantiation_dependent_expression_p): Check
1733 value-dependence of the expression as a whole.
1734 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1735 * semantics.c (finish_decltype_type): Use it.
1737 * constexpr.c (potential_nondependent_constant_expression): New.
1738 (potential_nondependent_static_init_expression): New.
1739 (maybe_constant_value_1, fold_non_dependent_expr)
1740 (maybe_constant_init): Use them.
1741 * pt.c (instantiate_non_dependent_expr_sfinae)
1742 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1744 * cp-tree.h: Declare them.
1746 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1749 * decl.c (pop_labels_1): Removed.
1750 (note_label, sort_labels): New functions.
1751 (pop_labels): During named_labels traversal, just push the slot
1752 pointers into a vector, then qsort it by DECL_UID and only then
1753 call pop_label and chain it into BLOCK_VARS.
1755 2016-04-13 Jason Merrill <jason@redhat.com>
1758 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1759 (cp_gimplify_expr): Not here.
1761 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1764 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1766 * typeck.c (build_x_conditional_expr): Unconditionally remember
1767 that the result is an lvalue or xvalue.
1769 2016-04-12 Jason Merrill <jason@redhat.com>
1771 * class.c (is_really_empty_class): A zero-length array is empty.
1772 An unnamed bit-field doesn't make a class non-empty.
1774 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1777 * parser.c (cp_parser_cache_defarg): When file ends in default
1778 argument simply return error_mark_node.
1780 2016-04-12 Nathan Sidwell <nathan@acm.org>
1783 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1786 2016-04-11 Jason Merrill <jason@redhat.com>
1788 * mangle.c (decl_is_template_id): The template itself counts as a
1791 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1795 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1796 on the result if it's not a CONSTRUCTOR.
1798 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1801 * constexpr.c (find_constructor): New function.
1802 (unshare_constructor): New function.
1803 (cxx_eval_call_expression): Use unshare_constructor instead of
1805 (find_array_ctor_elt): Likewise.
1806 (cxx_eval_vec_init_1): Likewise.
1807 (cxx_eval_store_expression): Likewise.
1808 (cxx_eval_constant_expression): Likewise.
1810 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1813 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
1814 potentially generating a future -Wparentheses warning in its
1817 2016-04-06 Jason Merrill <jason@redhat.com>
1819 * class.c (check_abi_tags): Fix function template handling.
1821 2016-04-05 Nathan Sidwell <nathan@acm.org>
1824 * class.c (fixup_may_alias): New.
1825 (fixup_attribute_variants): Call it.
1827 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1830 * constexpr.c (struct fundef_copy): New struct.
1831 (struct fundef_copies_table_t): New struct.
1832 (fundef_copies_table): New static variable.
1833 (maybe_initialize_fundef_copies_table): New static function.
1834 (get_fundef_copy): New static function.
1835 (save_fundef_copy): New static function.
1836 (cxx_eval_call_expression): Use get_fundef_copy, and
1838 (constexpr_call_table): Add "deletable" GTY marker.
1840 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1843 * cp-tree.h (class cache_map): Remove.
1844 * constexpr.c (cv_cache): Change type to
1845 GTY((deletable)) hash_map<tree, tree> *.
1846 (maybe_constant_value): Adjust following the change to cv_cache.
1847 (clear_cv_cache): New static function.
1848 (clear_cv_and_fold_caches): Use it.
1849 * cp-gimplify.c (fold_cache): Change type to
1850 GTY((deletable)) hash_map<tree, tree> *.
1851 (clear_fold_cache): Adjust following the change to fold_cache.
1852 (cp_fold): Likewise.
1854 2016-04-02 Martin Sebor <msebor@redhat.com>
1860 * constexpr.c (diag_array_subscript): New function.
1861 (cxx_eval_array_reference): Detect out of bounds array indices.
1863 2016-04-01 Jason Merrill <jason@redhat.com>
1867 * pt.c (instantiate_decl): A function isn't fully defined if
1868 DECL_INITIAL is error_mark_node.
1869 * constexpr.c (cxx_eval_call_expression): Likewise.
1871 2016-04-01 Jakub Jelinek <jakub@redhat.com>
1872 Marek Polacek <polacek@redhat.com>
1875 * init.c (warn_placement_new_too_small): Test whether
1876 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
1878 2016-04-01 Nathan Sidwell <nathan@acm.org>
1881 * decl.c (check_redeclaration_exception_specification): Check
1882 regardless of -fno-exceptions.
1883 * typeck2.c (merge_exception_specifiers): Relax assert by checking
1884 flag_exceptions too.
1886 2016-03-31 Nathan Sidwell <nathan@acm.org>
1888 * decl.c (start_preparsed_function): Remove unnecessary bracing.
1889 (finish_destructor_body): Don't emit operator delete here.
1891 2016-03-31 Nathan Sidwell <nathan@acm.org>
1894 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
1895 elements in field order.
1897 2016-03-31 Marek Polacek <polacek@redhat.com>
1900 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
1902 2016-03-31 Richard Biener <rguenther@suse.de>
1905 * typeck.c (cp_build_binary_op): Fix operand order of vector
1906 conditional in truth op handling.
1908 2016-03-29 Jason Merrill <jason@redhat.com>
1911 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
1912 in constexpr functions.
1914 2016-03-28 Jason Merrill <jason@redhat.com>
1919 * decl.c, pt.c, constexpr.c: Revert last patch.
1921 2016-03-25 Jason Merrill <jason@redhat.com>
1922 Martin Liška <mliska@suse.cz>
1927 * decl.c (cp_fname_init): Decay the initializer to pointer.
1928 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
1929 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1930 Don't call cp_finish_decl.
1931 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
1932 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
1933 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
1934 Handle DECL_VALUE_EXPR.
1936 2016-03-24 Jason Merrill <jason@redhat.com>
1939 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
1942 * constexpr.c (cxx_eval_call_expression): Don't cache result if
1945 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
1948 * tree.c (build_cplus_array_type): Determine type-dependentess
1949 with uses_template_parms instead of with dependent_type_p.
1951 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1954 * typeck.c (process_init_constructor_union): If the initializer
1955 is empty, use the union's NSDMI if it has one.
1957 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1960 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
1961 NSDMI that's part of an aggregrate initialization.
1963 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1966 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
1967 for 1..max even for multi-dimensional arrays. Call unshare_expr
1971 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
1972 on TREE_OVERFLOW constants.
1975 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
1976 for OMP_TASKLOOP here.
1977 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
1978 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
1980 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
1981 Jason Merrill <jason@redhat.com>
1982 Jakub Jelinek <jakub@redhat.com>
1985 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1986 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1987 (finish_function): Don't set or test them.
1988 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
1990 2016-03-23 Jason Merrill <jason@redhat.com>
1993 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
1995 2016-03-23 Marek Polacek <polacek@redhat.com>
1998 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2000 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2002 * call.c (build_conditional_expr_1): Always use original
2003 condition type for vector type checks and build.
2005 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2008 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2010 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2013 * constexpr.c (non_const_var_error): Check
2014 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2016 2016-03-21 Richard Henderson <rth@redhat.com>
2019 * decl.c (notice_forced_label_r): New.
2020 (cp_finish_decl): Use it.
2022 2016-03-21 Jason Merrill <jason@redhat.com>
2025 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2027 2016-03-18 Jason Merrill <jason@redhat.com>
2030 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2033 * class.c (vptr_via_virtual_p): New.
2034 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2035 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2036 a vptr from any virtual base in a not-in-charge 'structor.
2038 * decl.c (build_clobber_this): Factor out of
2039 start_preparsed_function and begin_destructor_body. Handle
2040 virtual bases better.
2042 * class.c (build_if_in_charge): Split out from build_base_path.
2043 * init.c (expand_virtual_init, expand_default_init): Use it.
2044 * call.c (build_special_member_call): Use it.
2046 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2049 * init.c (build_new_1): Complain and return error_mark_node
2050 if alloc_fn is not _Jv_AllocObject function returning pointer.
2052 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2055 * search.c (adjust_result_of_qualified_name_lookup): Don't
2056 update the BASELINK_BINFO of DECL if the second call
2057 to lookup_base fails.
2059 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2062 * parser.c (cp_parser_lambda_expression): Move call to
2063 pop_deferring_access_checks ahead of the call to
2064 cp_parser_end_tentative_firewall.
2066 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2069 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2070 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2071 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2073 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2074 if magic_varargs_p == 1, call decay_conversion
2075 instead of mark_type_use. Don't store error_mark_node arguments to
2076 argarray, instead return error_mark_node.
2079 * decl.c (begin_destructor_body): Don't insert clobber if
2080 is_empty_class (current_class_type).
2082 2016-03-17 Marek Polacek <polacek@redhat.com>
2085 * typeck.c (warn_for_null_address): New function.
2086 (cp_build_binary_op): Call it.
2088 2016-03-16 Jason Merrill <jason@redhat.com>
2091 * decl.c (start_preparsed_function): Don't clobber an empty base.
2093 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2096 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2097 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2100 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2101 set in_base_initializer.
2103 2016-03-15 Marek Polacek <polacek@redhat.com>
2106 * tree.c (strip_typedefs): Call strip_typedefs again on the
2107 DECL_ORIGINAL_TYPE result.
2109 2016-03-15 Jason Merrill <jason@redhat.com>
2112 * pt.c (instantiate_decl): Fix call to variable_template_p.
2115 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2117 2016-03-14 Casey Carter <casey@carter.net>
2118 Jason Merrill <jason@redhat.com>
2120 P0184R0: Generalizing the Range-Based For Loop
2121 * parser.c (cp_convert_range_for): Set the type of __end separately.
2122 (cp_parser_perform_range_for_lookup): Allow different begin/end
2123 types if they are comparable.
2125 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2128 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2129 processing_template_decl and EXPR is a SCOPE_REF.
2131 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2132 Jakub Jelinek <jakub@redhat.com>
2135 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2136 return value from cxx_eval_constant_expression from earlier
2137 elements if it is valid constant initializer requiring no
2140 2016-03-10 Marek Polacek <polacek@redhat.com>
2143 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2145 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2147 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2148 when calling c_finish_omp_clauses.
2150 2016-03-08 Jason Merrill <jason@redhat.com>
2152 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2153 diagnostic for use of "concept".
2154 (cp_parser_requires_clause_opt): And "requires".
2155 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2156 (cp_parser_explicit_template_declaration): Adjust.
2157 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2159 P0036R0: Unary Folds and Empty Parameter Packs
2160 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2162 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2165 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2166 even after the last iteration of the loop.
2168 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2170 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2173 * pt.c (get_template_info): Handle PARM_DECL.
2174 (template_class_depth): Check DECL_P instead of
2175 VAR_OR_FUNCTION_DECL_P.
2177 2016-03-05 Jason Merrill <jason@redhat.com>
2180 * constexpr.c (cxx_eval_store_expression): Replace
2181 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2183 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2186 * pt.c (template_class_depth): Given a lambda type, iterate
2187 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2188 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2191 2016-03-04 Jason Merrill <jason@redhat.com>
2194 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2195 * init.c (build_vec_delete_1): Set it.
2196 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2198 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2200 * decl.c (start_preparsed_function): Don't emit start clobber at the
2201 start of constructor clones.
2204 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2205 * decl.c (start_preparsed_function): Call
2206 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2207 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2208 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2210 2016-03-04 Jason Merrill <jason@redhat.com>
2213 * constexpr.c (cxx_eval_component_reference): Further tweak.
2215 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2216 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2217 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2218 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2221 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2224 2016-03-03 Jason Merrill <jason@redhat.com>
2226 * method.c (synthesized_method_walk): operator= can also be constexpr.
2228 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2229 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2232 * pt.c (copy_template_args): New.
2233 (tsubst_pack_expansion): Use it.
2235 * call.c (build_aggr_conv): Use get_nsdmi.
2238 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2241 * constexpr.c (cxx_eval_component_reference): Just return an empty
2242 CONSTRUCTOR for an empty class.
2244 2016-03-01 Jason Merrill <jason@redhat.com>
2247 * parser.c (cp_parser_requires_clause): Call
2248 check_for_bare_parameter_packs.
2251 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2255 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2256 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2257 [TARGET_EXPR]: Unshare init.
2259 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2263 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2266 2016-02-28 Jason Merrill <jason@redhat.com>
2269 * constexpr.c (cxx_eval_store_expression): Unshare init.
2271 2016-02-26 Jason Merrill <jason@redhat.com>
2274 * pt.c (make_argument_pack): New.
2275 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2276 (tsubst_copy_and_build): Likewise.
2278 2016-02-25 Jason Merrill <jason@redhat.com>
2281 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2282 * tree.c (build_aggr_init_expr): Set it.
2283 * semantics.c (simplify_aggr_init_expr): Check it.
2284 * cp-gimplify.c (cp_genericize_r): Don't walk into
2285 a call/aggr_init from a thunk.
2288 * method.c (forward_parm): Handle parameter packs.
2289 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2292 * constexpr.c (cxx_eval_component_reference): Don't complain about
2293 unevaluated empty classes.
2296 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2298 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2301 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2302 (maybe_undo_parenthesized_ref): Declare.
2303 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2305 (finish_call_expr): Use it.
2306 * typeck.c (check_return_expr): Use it.
2307 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2308 REF_PARENTHESIZED_P flag.
2310 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2313 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2315 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2317 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2318 unless they are folded into INTEGER_CST, error_mark_node or some
2319 comparison with NULL, avoid folding them and use either the original
2320 comparison or non-folded comparison of folded arguments.
2321 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2322 comparison, don't fold the comparison right away.
2324 2016-02-24 Jason Merrill <jason@redhat.com>
2327 * friend.c (make_friend_class): Likewise.
2328 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2330 2016-02-24 Jason Merrill <jason@redhat.com>
2333 * pt.c (instantiate_class_template_1): Set
2334 processing_template_decl before substituting friend_type.
2336 016-02-24 Martin Sebor <msebor@redhat.com>
2339 * tree.c (build_ctor_subob_ref): Compare types' main variants
2340 instead of the types as they are.
2342 2016-02-24 Jason Merrill <jason@redhat.com>
2344 * decl.c (start_preparsed_function): Condition ctor clobber on
2345 flag_lifetime_dse > 1.
2347 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2349 2016-02-19 Jason Merrill <jason@redhat.com>
2352 * call.c (remaining_arguments): No longer static.
2353 * cp-tree.h: Declare it.
2354 * pt.c (more_specialized_fn): Use it.
2356 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2357 Bernd Edlinger <bernd.edlinger@hotmail.de>
2359 * Make-lang.in: Invoke gperf with -L C++.
2360 * cfns.gperf: Remove prototypes for hash and libc_name_p
2362 * cfns.h: Regenerated.
2363 * except.c (nothrow_libfn_p): Adjust.
2365 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2368 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2369 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2371 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2374 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2376 * semantics.c (finish_call_expr): Don't assume a constructor
2377 call is dependent if only the "this" pointer is dependent. When
2378 building a constructor call, always use a dummy object.
2380 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2383 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2385 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2386 operators if folding preserved the binop, just with different
2390 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2391 attr_spec is always single element chain, chain all the attributes
2392 properly together in the right order.
2394 2016-02-18 Jason Merrill <jason@redhat.com>
2396 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2398 (mangle_decl): Call maybe_check_abi_tags for function scope.
2399 (mangle_guard_variable): Call maybe_check_abi_tags here.
2400 (write_guarded_var_name): Not here.
2402 2016-02-17 Jason Merrill <jason@redhat.com>
2405 * constexpr.c (build_constexpr_constructor_member_initializers):
2406 Handle an additional STATEMENT_LIST.
2409 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2412 * decl2.c (reset_type_linkage_2): Look through member templates.
2414 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2417 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2419 2016-02-17 Jason Merrill <jason@redhat.com>
2422 * method.c (forward_parm): Split out from...
2423 (add_one_base_init): ...here.
2424 * lambda.c (maybe_add_lambda_conv_op): Use it.
2426 2016-02-16 Jason Merrill <jason@redhat.com>
2430 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2431 tree.c, typeck2.c: Revert earlier changes.
2432 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2433 non-type templates after -> or .
2435 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2438 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2440 2016-02-16 Jason Merrill <jason@redhat.com>
2443 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2444 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2445 * name-lookup.h: Adjust.
2447 2016-02-16 James Norris <jnorris@codesourcery.com>
2449 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2450 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2452 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2455 * init.c (expand_default_init): Only call reshape_init
2456 in the direct-initialization from an initializer list case.
2458 2016-02-15 Jason Merrill <jason@redhat.com>
2461 * semantics.c (finish_call_expr): Implicit 'this' does not make
2463 * search.c (any_dependent_bases_p): Split out...
2464 * name-lookup.c (do_class_using_decl): ...from here.
2465 * call.c (build_new_method_call_1): Don't complain about missing object
2466 if there are dependent bases. Tweak error.
2467 * tree.c (non_static_member_function_p): Remove.
2468 * pt.c (type_dependent_expression_p): A member template of a
2469 dependent type is dependent.
2470 * cp-tree.h: Adjust.
2473 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2475 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2478 * pt.c (lookup_and_finish_template_variable): New function,
2480 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2481 (tsubst_qualified_id): Consider that EXPR might be a variable
2483 * typeck.c (check_template_keyword): Don't emit an error
2484 if DECL is a variable template.
2486 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2488 * error.c: Spelling fixes - behaviour -> behavior and
2489 neighbour -> neighbor.
2491 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2493 * init.c (build_delete): Likewise.
2495 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2498 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2499 arguments for -Waddress warning. Fix up formatting.
2501 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2504 * pt.c (lookup_template_class_1): Check tsubst return value for
2507 2016-02-10 Jason Merrill <jason@redhat.com>
2510 * pt.c (resolve_nondeduced_context): Add complain parm.
2511 (do_auto_deduction): Pass it.
2512 * cvt.c (convert_to_void): Likewise.
2513 * decl.c (cp_finish_decl): Likewise.
2514 * init.c (build_new): Likewise.
2515 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2516 * semantics.c (finish_decltype_type): Likewise.
2517 * typeck.c (decay_conversion): Likewise.
2518 * cp-tree.h: Adjust declaration.
2519 * call.c (standard_conversion): Add complain parm, pass it along.
2520 (implicit_conversion): Pass it.
2523 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2524 (lookup_name_real_1): Likewise.
2525 (remove_hidden_names): Handle non-functions too.
2528 * parser.c (cp_parser_lookup_name): When looking for a template
2529 after . or ->, only consider class templates.
2530 (cp_parser_postfix_dot_deref_expression): Handle the current
2531 instantiation. Remember a dependent object expression.
2532 * typeck2.c (build_x_arrow): Handle the current instantiation.
2534 * ptree.c (debug_tree): Implement for cp_expr.
2536 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2539 * parser.c (cp_parser_simple_type_specifier): Make the check
2540 for disambiguating between an 'auto' placeholder and an implicit
2541 template parameter more robust.
2543 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2547 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2548 setting its TREE_USED flag.
2550 2016-02-08 Jason Merrill <jason@redhat.com>
2553 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2556 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2559 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2560 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2562 2016-02-08 Marek Polacek <polacek@redhat.com>
2565 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2566 Call clear_fold_cache.
2567 * cp-tree.h: Adjust declaration.
2568 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2569 rather than clear_cv_cache and clear_fold_cache.
2570 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2572 2016-02-08 Jason Merrill <jason@redhat.com>
2574 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2575 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2576 (ocp_convert): Use *_maybe_fold.
2577 (cp_convert_to_pointer): Add dofold parameter.
2578 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2580 2016-02-05 Martin Sebor <msebor@redhat.com>
2583 * init.c (find_field_init): New function.
2584 (warn_placement_new_too_small): Call it. Handle one-element arrays
2585 at ends of structures special.
2587 2016-02-05 Jason Merrill <jason@redhat.com>
2590 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2591 make sure we've seen_error().
2593 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2596 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2597 if lookup_fnfields returns NULL_TREE and the name being looked
2598 up has the form A::A.
2600 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2602 * constexpr.c (cxx_eval_binary_expression): Fold equality
2603 comparisons involving PTRMEM_CSTs.
2605 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2607 * class.c (find_flexarrays): Don't declare dom variable.
2608 (diagnose_flexarray): Likewise.
2610 2016-02-02 Martain Sebor <msebor@redhat.com>
2617 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2618 of a flexible array member for equality to null.
2619 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2620 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2621 (check_flexarrays): Same.
2622 * decl.c (compute_array_index_type): Avoid special case for flexible
2624 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2626 * error.c (dump_type_suffix): Revert changes introduced in r231665
2627 and rendered unnecessary by the changes above.
2628 * pt.c (tsubst): Same.
2629 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2630 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2631 (process_init_constructor_array): Same.
2632 (process_init_constructor_record): Same.
2634 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2637 * pt.c (try_one_overload): Handle comparing argument packs so
2638 that there is no conflict if we deduced more arguments of an
2639 argument pack than were explicitly specified.
2641 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2642 Jason Merrill <jason@redhat.com>
2645 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2646 function type if nothing is changing.
2648 2016-01-31 Jason Merrill <jason@redhat.com>
2651 * pt.c (partial_specialization_p, impartial_args): New.
2652 (instantiate_decl): Call impartial_args.
2654 * mangle.c (maybe_check_abi_tags): New.
2655 (write_guarded_var_name): Call it.
2656 (mangle_ref_init_variable): Call check_abi_tags.
2658 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2659 between template and instantiation.
2661 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2664 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2665 function declarations.
2667 2016-01-29 Marek Polacek <polacek@redhat.com>
2671 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2672 out of bound" error earlier.
2673 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2676 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2678 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2679 structure, update free_binding_level before the structure's
2680 level_chain field gets cleared, not after.
2682 2016-01-28 Jason Merrill <jason@redhat.com>
2685 * search.c (dfs_walk_once, dfs_walk_once_r)
2686 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2687 hash_set instead of BINFO_MARKED.
2688 (dfs_unmark_r): Remove.
2690 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2693 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2694 (cp_lexer_debugging_p): Use it.
2695 (cp_lexer_start_debugging): Likewise.
2696 (cp_lexer_stop_debugging): Likewise.
2698 2016-01-27 Marek Polacek <polacek@redhat.com>
2701 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2702 needed. Add -Wsign-compare warning.
2704 2016-01-27 Ryan Burn <contact@rnburn.com>
2707 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2708 superfluous post_p argument in call to
2709 cilk_gimplify_call_params_in_spawned_fn.
2711 2016-01-27 Marek Polacek <polacek@redhat.com>
2714 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2715 wrapped in NOP_EXPRs.
2717 2016-01-27 Martin Sebor <msebor@redhat.com>
2720 * mangle.c (mangle_decl): Reference the correct (saved) version
2721 of the ABI in -Wabi diagnostics.
2723 2016-01-27 Marek Polacek <polacek@redhat.com>
2726 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2727 elements of the array.
2729 2016-01-26 Jason Merrill <jason@redhat.com>
2732 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2733 (cxx_eval_call_expression): Don't look through clones.
2734 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2735 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2736 maybe-in-charge *tor.
2738 2016-01-26 Jason Merrill <jason@redhat.com>
2741 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2742 and TREE_SIDE_EFFECTS.
2743 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2744 verify_constructor_flags.
2746 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2749 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2750 return error_mark_node instead of building trees with error_mark_node
2753 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2756 * error.c (print_instantiation_partial_context_line): Add missing
2757 newlines from output for the t == NULL case.
2758 (print_instantiation_partial_context): Remove call to pp_newline.
2760 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2763 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2768 * decl.c (grokdeclarator): Don't decay array parameter type to
2769 a pointer type if it's dependent.
2770 (grokparms): Invoke strip_top_quals instead of directly invoking
2771 cp_build_qualified_type.
2772 * pt.c (decay_dependent_array_parm_type): New static function.
2773 (type_unification_real): Call decay_dependent_array_parm_type
2774 to decay a dependent array parameter type to its corresponding
2775 pointer type before unification.
2776 (more_specialized_fn): Likewise.
2777 (get_bindings): Likewise.
2778 * tree.c (cp_build_qualified_type): Trivial typofix in
2781 2016-01-23 Martin Sebor <msebor@redhat.com>
2785 * decl2.c (is_late_template_attribute): Handle dependent argument
2786 to attribute align and attribute vector_size.
2788 2016-01-21 Jason Merrill <jason@redhat.com>
2791 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2792 for init-capture, too.
2795 * decl.c (type_is_deprecated): Don't look into a typedef.
2799 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2802 * decl.c (start_enum): Add attributes parameter.
2803 * parser.c (cp_parser_enum_specifier): Pass it.
2804 * pt.c (lookup_template_class_1): Pass it.
2805 * cp-tree.h: Adjust.
2807 2016-01-19 Jason Merrill <jason@redhat.com>
2810 * pt.c (convert_template_argument): Handle VAR_DECL properly.
2812 2016-01-19 Marek Polacek <polacek@redhat.com>
2815 * constexpr.c (clear_cv_cache): New.
2816 * cp-gimplify.c (clear_fold_cache): New.
2817 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
2818 * decl.c (finish_enum_value_list): Call them.
2821 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
2823 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2828 * decl.c (grokdeclarator): Don't decay array parameter type to
2829 a pointer type if it's dependent.
2830 (grokparms): Invoke strip_top_quals instead of directly invoking
2831 cp_build_qualified_type.
2832 * pt.c (decay_dependent_array_parm_type): New static function.
2833 (type_unification_real): Call decay_dependent_array_parm_type
2834 to decay a dependent array parameter type to its corresponding
2835 pointer type before unification.
2836 (more_specialized_fn): Likewise.
2837 (get_bindings): Likewise.
2838 * tree.c (cp_build_qualified_type): Trivial typofix in
2841 2016-01-18 Jason Merrill <jason@redhat.com>
2843 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
2845 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
2848 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
2849 (contains_label_1, contains_label_p): Remove.
2851 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2854 * pt.c (type_dependent_expression_p): For a function template
2855 specialization, a type is dependent iff any of its template
2858 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2860 * cp-array-notation.c (cp_expand_cond_array_notations): Return
2861 error_mark_node only if find_rank failed, not if it was
2864 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2867 * tree.c (build_min_non_dep_call_vec): Don't retain the
2868 KOENIG_LOOKUP_P flag of the non-dependent expression that's
2870 (build_min_non_dep_op_overload): Instead, do it here.
2872 2016-01-15 Jakub Jelinek <jakub@redhat.com>
2875 * parser.h (cp_token): Remove pragma_kind field. Add comment
2876 with number of unused bits.
2877 * parser.c (eof_token): Remove pragma_kind field initializer.
2878 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
2879 field, don't clear CPP_PRAGMA u.value.
2880 (cp_parser_pragma_kind): New function.
2881 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
2882 cp_parser_omp_construct, cp_parser_initial_pragma,
2883 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
2886 2016-01-15 Jason Merrill <jason@redhat.com>
2889 * call.c (build_cxx_call): Use fold_non_dependent_expr.
2891 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
2895 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
2896 array/function-to-pointer conversion. Call
2897 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
2898 * call.c (convert_like_real): Print call context if
2899 decay_conversion errors.
2901 2016-01-14 Tom de Vries <tom@codesourcery.com>
2903 PR tree-optimization/68773
2904 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
2907 2016-01-14 Jason Merrill <jason@redhat.com>
2910 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
2912 2016-01-12 Marek Polacek <polacek@redhat.com>
2915 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
2916 error_at and adjust the return value.
2918 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2922 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
2923 GS_ERROR whenever seen_error (), only if *expr_p contains
2924 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
2928 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
2930 2016-01-11 Jason Merrill <jason@redhat.com>
2933 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
2934 (process_subob_fn): Likewise. Don't consider triviality if true.
2935 (synthesize_method_walk): Pass it.
2937 2016-01-11 David Malcolm <dmalcolm@redhat.com>
2940 * parser.c (cp_parser_postfix_expression): Initialize
2941 close_paren_loc to UNKNOWN_LOCATION; only use it if
2942 it has been written to by
2943 cp_parser_parenthesized_expression_list.
2944 (cp_parser_parenthesized_expression_list): Document the behavior
2945 with respect to the CLOSE_PAREN_LOC param.
2947 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2950 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
2951 folded operands have side-effects, but folding changed any of them,
2952 build a new tree with the folded operands instead of returning the
2955 2016-01-09 Marek Polacek <polacek@redhat.com>
2958 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
2960 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2963 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
2965 2016-01-08 Jason Merrill <jason@redhat.com>
2968 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
2971 2016-01-08 Marek Polacek <polacek@redhat.com>
2974 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
2976 2016-01-08 Jason Merrill <jason@redhat.com>
2978 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
2983 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
2984 TREE_ADDRESSABLE type.
2988 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
2990 2016-01-05 Nathan Sidwell <nathan@acm.org>
2993 * pt.c (build_non_dependent_expr): Don't try a checking fold when
2996 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2998 Update copyright years.
3000 Copyright (C) 2016 Free Software Foundation, Inc.
3002 Copying and distribution of this file, with or without modification,
3003 are permitted in any medium without royalty provided the copyright
3004 notice and this notice are preserved.