1 2016-08-11 Jakub Jelinek <jakub@redhat.com>
4 * constexpr.c (label_matches): Handle case range expressions.
6 2016-08-11 Jason Merrill <jason@redhat.com>
9 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
11 2016-08-10 Jason Merrill <jason@redhat.com>
13 Implement C++17 constexpr if.
14 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
15 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
16 * parser.h (struct cp_parser): Add in_discarded_stmt field.
17 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
18 (cp_parser_jump_statement): Avoid deducing from a discarded return.
19 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
20 * semantics.c (begin_if_stmt): Set the binding level this_entity.
21 (finish_if_stmt_cond): Require the condition of a
22 constexpr if to be constant.
23 * decl.c (level_for_constexpr_if): New.
24 (named_label_entry): Add in_constexpr_if field.
25 (poplevel_named_label_1): Set it.
26 (check_goto): Check it.
27 (check_previous_goto_1): Check level_for_constexpr_if.
29 2016-08-09 Jason Merrill <jason@redhat.com>
32 * decl2.c (any_dependent_type_attributes_p): New.
33 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
34 * semantics.c (finish_id_expression): Check it.
35 * typeck.c (finish_class_member_access_expr): Check it.
38 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
40 Adjust mangling of ABI tags on class template member functions.
41 * class.c (missing_abi_tags): New.
42 (check_abi_tags): Don't check template. Add just_checking mode.
43 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
44 (sorted_abi_tags): Split out from write_abi_tags.
45 (struct releasing_vec): New.
46 (write_unqualified_name): Only look for the primary
47 template for types. Implement backward compatibility.
50 * constexpr.c (cxx_eval_constant_expression): Check
51 COMPLETE_TYPE_P before calling is_really_empty_class.
52 * class.c (is_really_empty_class): Don't call complete_type.
55 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
57 2016-08-09 Jakub Jelinek <jakub@redhat.com>
60 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
61 builtin aggregate types without TYPE_BINFO.
63 2016-08-08 Jason Merrill <jason@redhat.com>
65 Implement C++17 constexpr lambda.
66 * class.c (finalize_literal_type_property): Handle lambdas.
67 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
68 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
70 (cxx_eval_constant_expression): Handle capture proxy.
71 (var_in_constexpr_fn): Don't check for C++14.
72 (var_in_maybe_constexpr_fn): New.
73 (potential_constant_expression_1): Use it. Check DECL_EXPR for
74 declarations not allowed in constexpr function. Handle
75 STATIC_ASSERT, RANGE_FOR_STMT.
76 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
77 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
78 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
79 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
80 (lambda_static_thunk_p): New.
81 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
82 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
83 (cp_parser_decl_specifier_seq): Handle it.
84 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
85 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
86 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
87 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
88 (dump_expr) [FUNCTION_DECL]: Pass it.
90 2016-08-08 Jason Merrill <jason@redhat.com>
93 * class.c (is_really_empty_class): Call complete_type.
94 * constexpr.c (cxx_eval_constant_expression): Check
95 is_really_empty_class.
96 (potential_constant_expression_1): Likewise. Check for error type.
98 2016-08-08 Jakub Jelinek <jakub@redhat.com>
101 * parser.c: Include tree-iterator.h.
102 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
104 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
107 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
109 * call.c (convert_like_real): Harmonize diagnostics for invalid
112 2016-08-05 Martin Sebor <msebor@redhat.com>
114 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
115 the spelling of "constant-expression" in diagnostic messages
117 (cxx_eval_constant_expression): Same.
118 (cxx_eval_outermost_constant_expr): Same.
119 (potential_constant_expression_1): Same.
121 2016-08-05 Nathan Sidwell <nathan@acm.org>
124 * pt.c (unify): TRAIT_EXPR is an expr.
126 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
129 * lambda.c (add_capture): Check lambda_capture_field_type return
130 value for error_mark_node.
132 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
135 * pt.c (tsubst_qualified_id): Return error_mark_node if
136 template_args is error_mark_node.
138 2016-08-04 Jason Merrill <jason@redhat.com>
141 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
144 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
145 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
146 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
147 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
150 * typeck.c (finish_class_member_access_expr): Avoid stripping
151 SCOPE_REF to dependent base.
153 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
155 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
156 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
157 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
158 Simplify code, and improve diagnostics.
159 (cp_parser_oacc_routine): Likewise. Move pragma context
161 (cp_parser_pragma): ... here.
163 * parser.h (struct cp_omp_declare_simd_data): New.
164 (struct cp_parser): Use it for oacc_routine member.
165 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
166 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
167 Use it. Simplify code.
168 (cp_parser_new): Initialize all members pointing to special
169 parsing data structures.
170 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
171 parser->cilk_simd_fn_info->clauses.
172 (cp_parser_omp_declare_simd): Initialize
173 parser->omp_declare_simd->clauses.
174 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
176 2016-08-04 Marek Polacek <polacek@redhat.com>
179 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
182 2016-08-01 Jason Merrill <jason@redhat.com>
184 * mangle.c (mangle_decl): Warn about mangled name change even if
187 * mangle.c (get_abi_tags): New.
188 (find_substitution, write_unqualified_name, write_abi_tags)
189 (maybe_check_abi_tags): Use it.
191 * mangle.c (mangle_decl): Fix mangled name change warning.
194 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
196 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
199 2016-07-30 Martin Sebor <msebor@redhat.com>
203 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
204 involving null pointers.
205 (cxx_eval_component_reference): Reject null pointer dereferences.
206 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
207 (cxx_eval_constant_expression): Reject invalid expressions involving
210 2016-07-29 Marek Polacek <polacek@redhat.com>
213 * semantics.c (maybe_convert_cond): Use the location of COND for the
216 2016-07-29 Jason Merrill <jason@redhat.com>
218 * decl.c (build_enumerator): Tweak diagnostic.
221 * init.c (expand_aggr_init_1): Only handle value-init of bases.
222 * constexpr.c (build_data_member_initialization): Handle multiple
223 initializers for the same field.
225 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
228 * decl.c (build_enumerator): Check the type of the enumerator before
229 calling cxx_constant_value.
231 2016-07-27 Jason Merrill <jason@redhat.com>
234 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
235 parameters with spec_tmpl. Call push_tinst_level.
236 (most_specialized_partial_spec): Adjust.
237 (more_specialized_partial_spec): Adjust.
239 2016-07-25 Jason Merrill <jason@redhat.com>
242 * cp-gimplify.c (genericize_cp_loop): Revert location change.
245 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
246 (build_lambda_object): Call build_x_compound_expr_from_list.
247 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
251 * pt.c (coerce_template_parameter_pack): Fix logic for
255 * constexpr.c (cxx_eval_loop_expr): Count iterations.
256 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
260 * constexpr.c (cxx_eval_array_reference): Handle looking for the
261 value of an element we're currently modifying.
263 2016-07-24 Jason Merrill <jason@redhat.com>
266 * pt.c (resolve_typename_type): Try to avoid calling
267 currently_open_class.
269 2016-07-23 Jason Merrill <jason@redhat.com>
272 * call.c (add_list_candidates): Handle VTT parm.
273 (build_new_method_call_1): Likewise.
277 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
280 * class.c (walk_subobject_offsets): Handle 0-length array.
283 * pt.c (tsubst): Also substitute into the template of a
284 BOUND_TEMPLATE_TEMPLATE_PARM.
287 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
290 * decl.c (reshape_init_r): Check complain for missing braces warning.
292 2016-07-22 Jason Merrill <jason@redhat.com>
295 * call.c (convert_like_real): Use lvalue_kind.
299 * pt.c (tsubst_baselink): Call
300 adjust_result_of_qualified_name_lookup for unqualified
303 2016-07-21 Jason Merrill <jason@redhat.com>
306 * semantics.c (apply_deduced_return_type): Call
307 complete_type_or_else before building the new RESULT_DECL.
310 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
311 (decl_constant_var_p): Use it instead.
314 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
318 * call.c (unsafe_copy_elision_p): It's OK to elide when
319 initializing an unknown object.
321 * call.c (build_over_call): Check unsafe_copy_elision_p even for
322 trivial constructors.
323 * method.c (do_build_copy_constructor): Don't copy tail padding
324 even in a trivial constructor.
326 2016-07-21 Jakub Jelinek <jakub@redhat.com>
329 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
330 Replace assert with test, return false if the goto isn't break
331 or continue. Formatting fix.
333 2016-07-21 Richard Biener <rguenther@suse.de>
335 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
338 2016-07-21 Jakub Jelinek <jakub@redhat.com>
341 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
342 save/restore bc_label array.
344 2016-07-21 Jason Merrill <jason@redhat.com>
347 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
348 error parsing the lambda-declarator.
351 * constexpr.c (cxx_eval_binary_expression): Handle comparison
352 between lowered and unlowered PTRMEM_CST.
355 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
356 Don't set c_inhibit_evaluation_warnings.
359 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
361 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
362 Jason Merrill <jason@redhat.com>
364 Improving concepts performance and diagnostics.
368 * cp-tree.def (CHECK_CONSTR): New.
369 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
370 (CHECK_CONSTR_ARGS): New.
371 * constraint.cc (make_predicate_constraint): Remove in favor of
372 normalize_expression.
373 (resolve_constraint_check): Actually return error_mark_node when
375 (resolve_variable_concept_check): Perform coercion as if processing
376 a template. Also return errors on resolution failure.
377 (lift_*): Remove all of these functions. Don't unnecessarily inline
379 (learn_*): Add facilities to memoize implications for subsumption
380 during normalization.
381 (expanding_concept): New.
382 (expand_concept): New. Return the inlined and normalized definition
383 of a concept when needed.
384 (transform_*, xform_*): Rename to normalize_* to better reflect the
385 responsibility of those functions.
386 (normalize_template_id_expression): Check for non-boolean operands
387 when possible. Generate check constraints instead of normal variable
389 (normalize_call_expression): Report errors when resolution fails.
390 (check_for_logical_overloads): Rewrite this check to more accurately
392 (normalize_atom): Check for overloaded calls and invalid types before
393 determining if the expression refers to a concept.
394 (build_constraints): Don't cache normalized constraints or decomposed
396 (finish_shorthand_constraint): Return a normalized expression instead
397 of a predicate constraint.
398 (finish_template_introduction): Same.
399 (placeholder_extract_concept_and_args): Rewrite this since we only
400 ever get check constraints here.
401 (equivalent_placeholder_constraints): Rewrite in terms of check
402 constraints, and handle error_mark_nodes correctly.
403 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
404 (tsubst_implicit_conversion_constr)
405 (tsubst_argument_deduction_constr, tsubst_exception_constr)
406 (tsubst_parameterized_constraint, tsubst_constraint): New.
407 (tsbust_conjunection): Replace with tsubst_logical_operator and
408 actually generate the right kind of constraint.
409 (tsubst_requirement_body): Reverse the order of substituted arguments
410 so that they appear in the order written (helps diagnostics).
411 (satisfy_check_constraint): New.
412 (satisfy_conjunction): Simplify.
413 (satisfy_disjunction): Same.
414 (satisfy_constraint_1): Handle check constraints.
415 (eval_constr): New (private) global state.
416 (evaluating_constraints_sentinel): New. Manages eval_constr.
417 (satisfy_constraint): Add timing variables.
418 (satisfy_associated_constraints): Add hooks for memoization.
419 (evaluate_function_concept): Build a check constraint instead of
420 normalizing its definition.
421 (evaluate_variable_concept): Same.
422 (evaluate_constraint_expression): Normalize, but in the current
423 declaration processing context.
424 (evaluating_constraints_p): New.
425 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
426 (diagnose_*): Remove artificial indentation. Add a new parameter to
427 each that tracks the current (complete) constraint prior to any
429 (diagnose_expression): Removed.
430 (diagnose_call_expression): Same.
431 (diagnose_template_id): Same.
432 (diagnose_template_id): New.
433 (diagnose_logical_constraint): New.
434 (diagnose_expression_constraint): Show the original expression.
435 (diagnose_type_constraint): Show the original type.
436 (diagnose_implicit_conversion_constraint): Be specific about
437 failures, don't re-diagnose a known-to-be-failed substitutions,
438 and manage elisions properly.
439 (diagnose_argument_deduction_constraint): Same.
440 (diagnose_exception_constraint): Same.
441 (diagnose_parameterized_constraint): Same.
442 (constraint_p): Allow EXPR_PACK_EXPANSION.
443 * logic.cc (next_by_distance): Removed. No longer used.
444 (any_p): Renamed from any_of.
445 (term_entry, term_hasher): New.
446 (term_list): Rewrite to include a hash table for quick lookup.
447 Also, make less stateful.
448 (proof_state): Extend to allow goals to be discharged once
450 (non_atomic_constraint_p): New.
451 (any_non_atomic_constraints_p): New.
452 (...rest...): Previous implementation completely replaced with an
453 iterative algorithm that opportunistically prunes the search space
454 before committing to using more memory.
455 * parser.c: (cp_parser_type_parameter): Normalize constraints.
456 (cp_parser_explicit_template_declaration): Same.
457 * pt.c: (finish_template_variable): Be less redundant with this error
459 (template_args_equal): No longer static.
460 (tsubst_decl): Don't try to find specializations of variables that
461 have already been instantiated.
462 (build_non_dependent_expr): Avoid infinite recursion during concept
464 (make_constrained_auto): Normalize constraints.
465 (do_auto_deduction): When doing auto deduction from a
466 partial-concept-id, be sure to include the explicit args checking
468 (constraint_sat_*): New. Memoize satisfied constraints.
469 (concept_spec_*): New. Memoize expressions associated with a concept
471 (constraint_memos, concept_memos): New.
472 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
473 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
474 (get_concept_expansion, save_concept_expansion): New.
475 (hash_subsumption_args): New.
476 (comp_subsumption_args): New.
477 (subsumption_*): New. Memoize parts of the subsumption relation.
478 (lookup_subsumption_result, save_subsumption_result): New.
479 (init_constraint_processing): Initialize memo tables.
480 (get_constraints): Shortcut if !flag_concepts.
481 * decl.c (grokfndecl): Normalize constraints.
482 * error.c (dump_simple_decl): Print "concept" when appropriate.
483 (dump_function_decl): Same.
484 (dump_template_decl): Don't write requirements when we're not
486 (dump_expr): Handle fold expressions.
487 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
489 (get_fold_operator): New.
490 (pp_cxx_unary_left_fold_expression): New.
491 (pp_cxx_unary_right_fold_expression): New.
492 (pp_cxx_binary_fold_expression): New.
493 (pp_cxx_check_constraint): New.
494 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
495 to make them easier to read when debugging.
496 * search.c (accessible_p): Don't shortcut when evaluating constraints.
497 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
499 2016-07-20 David Malcolm <dmalcolm@redhat.com>
503 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
505 (suggest_alternatives_for): If no candidates are found, try
506 lookup_name_fuzzy and report if if finds a suggestion.
507 (consider_binding_level): New function.
508 (lookup_name_fuzzy) New function.
509 * parser.c: Include gcc-rich-location.h.
510 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
512 (cp_keyword_starts_decl_specifier_p): ...this new function.
513 (cp_parser_diagnose_invalid_type_name): When issuing
514 "does not name a type" errors, attempt to make a suggestion using
516 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
517 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
518 types that are not CLASS_TYPE_P, rather than rejecting individual
521 2016-07-20 Jakub Jelinek <jakub@redhat.com>
524 * parser.c (cp_parser_save_member_function_body): Consume
525 __transaction_relaxed or __transaction_atomic with optional
526 attribute. Only skip catch with block if try keyword is seen.
529 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
530 when evaluating call arguments. Use fold_builtin_call_array instead
531 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
532 check the result with potential_constant_expression and call
533 cxx_eval_constant_expression on it.
535 2016-07-19 Jason Merrill <jason@redhat.com>
538 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
539 handle ARGUMENT_PACK_SELECT.
541 2016-07-18 Jakub Jelinek <jakub@redhat.com>
545 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
546 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
547 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
551 * call.c (build_op_call_1): Use convert_like_with_context only
552 if cand->fn is a decl.
555 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
556 For lval don't use cxx_eval_unary_expression and instead recurse
557 and if needed rebuild the reference.
560 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
563 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
564 fold *expr_p before genericizing it.
567 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
569 2016-07-15 Jason Merrill <jason@redhat.com>
572 * call.c (convert_like_real): Mask complain.
573 * semantics.c (perform_koenig_lookup): Likewise.
576 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
577 threw away DECL_SAVED_TREE.
581 * call.c (add_template_conv_candidate): Disable if there are
585 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
588 * pt.c (tsubst_attributes): Fix loop logic.
592 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
593 (cp_parser_simple_declaration): Diagnose type definition in
594 for-range-declaration.
597 * operators.def: Add *_FOLD_EXPR.
598 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
599 * mangle.c (write_expression): Handle fold-expressions.
600 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
601 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
602 partial instantiation.
605 * mangle.c (write_expression): Handle sizeof... an argument pack.
608 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
611 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
612 artificial variables.
614 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
616 * parser.c (cp_parser_oacc_declare): Don't scan for
618 * semantics.c (handle_omp_array_sections): Mark data clauses with
619 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
620 zero-length subarrays.
622 2016-07-11 Jason Merrill <jason@redhat.com>
624 * decl.c (store_parm_decls): Remove check for void parm.
626 2016-07-08 Jason Merrill <jason@redhat.com>
628 * cp-tree.h: Unpoison lvalue_p.
629 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
630 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
633 * tree.c (obvalue_p): Rename from lvalue_p.
634 (lvalue_p): Define for c-common.
635 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
637 (cp_build_addr_expr_1): Remove obsolete code.
639 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
640 * call.c, cp-tree.h, typeck.c: Adjust.
642 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
644 P0145R2: Refining Expression Order for C++.
645 * cp-gimplify.c (lvalue_has_side_effects): New.
646 (cp_gimplify_expr): Implement assignment ordering.
647 * call.c (op_is_ordered, build_over_call): Adjust for
648 -fargs-in-order renaming to -fstrong-eval-order.
649 * cp-gimplify.c (cp_gimplify_expr): Likewise.
651 2016-07-07 Jakub Jelinek <jakub@redhat.com>
652 Kai Tietz <ktietz70@googlemail.com>
656 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
657 artificial vars, genericize their initializers.
659 2016-07-05 David Malcolm <dmalcolm@redhat.com>
662 * parser.c (cp_parser_class_specifier_1): When reporting
663 missing semicolons, use a fixit-hint to suggest insertion
664 of a semicolon immediately after the closing brace,
665 offsetting the reported column accordingly.
667 2016-07-04 Jan Beulich <jbeulich@suse.com>
669 * lang-specs.h ("@c++-header"): Conditionalize "-o".
671 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
673 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
674 Move pragma context checking into...
675 (cp_parser_omp_cancellation_point): ... here, and improve
677 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
678 Improve diagnostic messages.
680 2016-06-28 Jakub Jelinek <jakub@redhat.com>
682 * Make-lang.in: Don't cat ../stage_current if it does not exist.
684 2016-06-24 Jason Merrill <jason@redhat.com>
686 P0145R2: Refining Expression Order for C++.
687 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
689 * tree.c (get_target_expr_sfinae): Handle bit-fields.
690 (build_target_expr): Call mark_rvalue_use.
692 2016-06-24 Jakub Jelinek <jakub@redhat.com>
694 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
695 (build_over_call): For magic == 3, do no conversion only on 3rd
698 2016-06-23 Andi Kleen <ak@linux.intel.com>
700 * Make-lang.in: Add support for autofdo.
702 2016-06-21 Jason Merrill <jason@redhat.com>
704 * constraint.cc (constraints_satisfied_p): Keep as many levels of
705 args as our template has levels of parms.
707 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
708 (type_dependent_expression_p): Use uses_outer_template_parms.
710 2016-06-20 David Malcolm <dmalcolm@redhat.com>
712 * parser.c (cp_parser_string_literal): Convert non-standard
713 concatenation error to directly use a rich_location, and
714 use that to add the location of the first literal to the
717 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
719 * decl.c (validate_constexpr_redeclaration): Change pair of errors
721 * error.c (dump_function_decl): Save the constexpr specifier too.
723 2016-06-17 Jakub Jelinek <jakub@redhat.com>
725 * tree.c (builtin_valid_in_constant_expr_p): Test for
726 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
728 (bot_manip): Likewise.
729 * call.c (magic_varargs_p): Likewise.
731 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
733 * decl.c (grokfndecl): Change pair of errors to error + inform.
735 2016-06-17 Jason Merrill <jason@redhat.com>
738 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
739 warning when there are dependent bases.
741 2016-06-17 Jakub Jelinek <jakub@redhat.com>
743 * semantics.c (handle_omp_array_sections_1): Don't ICE when
744 processing_template_decl when checking for bitfields and unions.
745 Look through REFERENCE_REF_P as base of COMPONENT_REF.
746 (finish_omp_clauses): Look through REFERENCE_REF_P even for
747 array sections with COMPONENT_REF bases.
749 2016-06-16 Jakub Jelinek <jakub@redhat.com>
751 * parser.c (cp_parser_omp_var_list_no_open): Call
752 convert_from_reference before cp_parser_postfix_dot_deref_expression.
753 * semantics.c (finish_omp_clauses): Don't ICE when
754 processing_template_decl when checking for bitfields and unions.
755 Look through REFERENCE_REF_P as base of COMPONENT_REF.
757 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
759 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
760 "%qF" in warning_at instead of "%q+F" in warning.
761 (check_redeclaration_exception_specification): Likewise in pedwarn
762 (and error, inform, for consistency).
763 * call.c (joust): Likewise.
765 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
768 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
769 code at the end of the for loop; also revert r159637 changes,
770 add back the gcc_assert.
771 * cp-tree.h (xref_basetypes): Adjust declaration.
772 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
774 2016-06-14 David Malcolm <dmalcolm@redhat.com>
776 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
778 2016-06-14 David Malcolm <dmalcolm@redhat.com>
780 * typeck.c: Include "gcc-rich-location.h".
781 (finish_class_member_access_expr): Simplify fixit code by
782 using gcc_rich_location::add_fixit_misspelled_id.
784 2016-06-14 Jason Merrill <jason@redhat.com>
786 P0145R2: Refining Expression Order for C++.
787 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
788 (CALL_EXPR_REVERSE_ARGS): New.
789 * call.c (build_new_op_1): Set them.
790 (extract_call_expr, op_is_ordered): New.
791 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
792 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
793 * pt.c (tsubst_copy_and_build): Copy new flags.
794 * semantics.c (simplify_aggr_init_expr): Likewise.
795 * tree.c (build_aggr_init_expr): Likewise.
796 (build_min_non_dep_op_overload): Likewise.
798 2016-06-14 Jakub Jelinek <jakub@redhat.com>
801 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
802 olddecl vars, preserve their TREE_READONLY bit.
805 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
807 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
809 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
811 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
813 * decl.c (grokdeclarator): Fix typo in pedwarn text.
815 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
818 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
821 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
825 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
828 * parser.c (cp_parser_class_head): When xref_basetypes fails and
829 emits an error do not zero the type.
831 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
833 * decl.c (maybe_deduce_size_from_array_init): Use
834 DECL_SOURCE_LOCATION in error_at.
835 (layout_var_decl): Likewise.
836 (check_array_initializer): Likewise.
837 (check_initializer): Likewise.
838 (duplicate_decls, check_elaborated_type_specifier): Tidy.
840 2016-06-08 Martin Sebor <msebor@redhat.com>
841 Jakub Jelinek <jakub@redhat.com>
845 * constexpr.c: Include gimple-fold.h.
846 (cxx_eval_internal_function): New function.
847 (cxx_eval_call_expression): Call it.
848 (potential_constant_expression_1): Handle integer arithmetic
850 * tree.c (builtin_valid_in_constant_expr_p): Handle
851 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
853 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
855 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
856 return value of tsubst_aggr_type for error_mark_node.
858 2016-06-08 Jakub Jelinek <jakub@redhat.com>
861 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
863 2016-06-06 Jakub Jelinek <jakub@redhat.com>
864 Patrick Palka <ppalka@gcc.gnu.org>
869 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
870 right after cp_fold call if cp_fold has returned the same stmt
871 already in some earlier cp_fold_r call.
872 (cp_fold_function): Add pset automatic variable, pass its address
875 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
878 * parser.c (cp_parser_class_head): When xref_basetypes fails and
879 emits an error do not zero the type.
881 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
884 * decl.c (duplicate_decls): Properly copy the
885 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
886 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
888 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
890 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
891 arguments as addressable when async clause exists.
893 2016-06-02 Jan Hubicka <jh@suse.cz>
895 * cp-gimplify.c (genericize_continue_stmt): Force addition of
898 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
900 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
901 (start_enum): Likewise.
902 * parser.c (cp_parser_class_head): Likewise.
904 2016-06-02 Jakub Jelinek <jakub@redhat.com>
907 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
908 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
909 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
910 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
911 to the newly built tree.
913 2016-05-31 Jason Merrill <jason@redhat.com>
915 * pt.c (instantiate_decl): Avoid recalculation.
920 * pt.c (instantiate_template_1): Don't put the partial
921 specialization in DECL_TI_TEMPLATE.
922 (partial_specialization_p, impartial_args): Remove.
923 (regenerate_decl_from_template): Add args parm.
924 (instantiate_decl): Look up the partial specialization again.
927 * pt.c (check_explicit_specialization): Give better diagnostic about
928 specializing a hidden friend.
930 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
933 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
934 to obtain correct locations; avoid redundant diagnostics on
935 out-of-class definitions.
937 2016-05-30 Martin Sebor <msebor@redhat.com>
940 * init.c (warn_placement_new_too_small): Handle placement new arguments
941 that are elements of arrays more carefully. Remove a pointless loop.
943 2016-05-30 Jakub Jelinek <jakub@redhat.com>
946 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
947 when combined with target construct.
948 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
949 to cp_parser_omp_all_clauses.
951 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
954 * lex.c (unqualified_name_lookup_error): Take a location too.
955 (unqualified_fn_lookup_error): Take a cp_expr.
956 * cp-tree.h (unqualified_name_lookup_error,
957 unqualified_fn_lookup_error): Adjust declarations.
958 * semantics.c (perform_koenig_lookup): Adjust
959 unqualified_fn_lookup_error call, pass the location of
960 the identifier too as part of a cp_expr.
962 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
965 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
966 to improve the diagnostic about wrong uses of 'virtual'.
968 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
971 * lambda.c (maybe_add_lambda_conv_op): Early return also when
972 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
974 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
978 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
979 decls into the global scope after stripping template bits
980 and setting DECL_ANTICIPATED.
982 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
985 * name-lookup.c (push_namespace): Return bool, false when pushdecl
987 * name-lookup.h (push_namespace): Adjust declaration.
988 * parser.c (cp_parser_namespace_definition): Check push_namespace
991 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
994 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
995 decls into the global scope after stripping template bits
996 and setting DECL_ANTICIPATED.
998 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1000 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1001 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1003 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1007 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1009 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1010 on the qualified_id then propagate it to the resulting
1012 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1014 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1015 its REF_PARENTHESIZED_P flag.
1017 2016-05-25 Jason Merrill <jason@redhat.com>
1021 * cp-tree.h (enum tag_types): Add scope_type.
1022 * parser.c (cp_parser_class_name): Use scope_type.
1023 (prefer_type_arg): Handle scope_type.
1024 (cp_parser_lookup_name): Use prefer_type_arg.
1025 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1026 int prefer_type, use lookup_flags.
1027 * name-lookup.h: Adjust.
1029 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1031 * parser.c (cp_parser_oacc_declare): Add support for
1032 GOMP_MAP_FIRSTPRIVATE_POINTER.
1033 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1034 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1036 (handle_omp_array_sections): Replace bool is_omp argument with enum
1037 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1038 (finish_omp_clauses): Add specific errors and warning messages for
1039 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1040 call to handle_omp_array_sections.
1042 2016-05-24 Jason Merrill <jason@redhat.com>
1045 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1047 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1049 2016-05-24 Martin Sebor <msebor@redhat.com>
1052 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1053 * pt.c (instantiate_class_template_1): Try to complete the element
1054 type of a flexible array member.
1055 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1056 * typeck.c (complete_type): Also complete the type of the elements of
1057 arrays with an unspecified bound.
1059 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1062 * typeck2.c (check_narrowing): Check pedwarn return value.
1064 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1067 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1068 For OMP_CLAUSE_LINEAR_REF don't require type to be
1069 integral or pointer.
1071 2016-05-24 Richard Biener <rguenther@suse.de>
1075 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1076 * constexpr.c (cxx_eval_array_reference): Handle indexed
1078 * typeck.c (cp_build_array_ref): Adjust.
1080 2016-05-23 Jason Merrill <jason@redhat.com>
1083 * constexpr.c (cxx_eval_call_expression): Check for
1084 fun == current_function_decl again.
1087 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1088 maybe_undo_parenthesized_ref.
1091 * pt.c (tsubst_copy): Just return a local variable from
1092 non-template context. Don't call rest_of_decl_compilation for
1093 duplicated static locals.
1094 (tsubst_decl): Set DECL_CONTEXT of local static from another
1097 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1100 * method.c (forward_parm): Use cp_build_reference_type.
1102 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1105 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1107 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1109 * pt.c (check_for_bare_parameter_packs): Improve error message
1110 location for expressions.
1112 2016-05-20 Nathan Sidwell <nathan@acm.org>
1114 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1116 (cxx_eval_call_expression): Fix comment grammar.
1118 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1121 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1122 and return immediately in case of erroneous code.
1124 2016-05-19 Marek Polacek <polacek@redhat.com>
1127 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1129 2016-05-19 Jason Merrill <jason@redhat.com>
1132 * pt.c (fn_type_unification): Add outer template args if needed.
1133 (type_unification_real): Handle getting full args.
1135 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1138 * parser.c (cp_parser_operator): For array new/delete, check that
1139 cp_parser_require returned a non-NULL token before dereferencing
1142 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1144 * decl.c (finish_enum_value_list): Use the specified mode.
1146 2016-05-18 Jason Merrill <jason@redhat.com>
1148 * pt.c (value_dependent_expression_p): Tweak new cases to better
1149 match the wording in the standard.
1151 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1154 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1155 when the previous cp_lexer_peek_token returns CPP_EOF.
1157 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1160 * call.c (convert_like_real): Check that we are actually converting
1163 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1165 * decl.c (grokdeclarator): Remove errmsg and use of
1166 targetm.invalid_return_type.
1167 (grokparms): Remove errmsg and use of
1168 targetm.invalid_parameter_type.
1170 2016-05-13 Jason Merrill <jason@redhat.com>
1174 * pt.c (tsubst_decl): Use uses_template_parms.
1175 (instantiate_template_1): Handle non-dependent calls in templates.
1176 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1177 (type_dependent_expression_p): Only consider innermost template args.
1178 (dependent_template_arg_p): Check enclosing class of a template here.
1179 (dependent_template_p): Not here.
1180 (type_dependent_object_expression_p): New.
1181 * typeck.c (finish_class_member_access_expr): Use it.
1182 * parser.c (cp_parser_postfix_expression): Use it.
1183 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1184 to detect the current instantiation.
1185 (cp_parser_lookup_name): Really implement DR 141.
1186 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1187 (any_dependent_bases_p): Split out from...
1188 * name-lookup.c (do_class_using_decl): ...here.
1189 * call.c (build_new_method_call_1): Use it.
1190 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1191 * tree.c (non_static_member_function_p): Remove.
1192 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1194 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1195 complete_type_or_else for unknown_type_node, too.
1197 2016-05-12 Marek Polacek <polacek@redhat.com>
1200 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1201 * cp-tree.h (cp_build_modify_expr): Update declaration.
1202 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1204 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1205 cp_build_modify_expr.
1206 * decl2.c (set_guard): Likewise.
1207 (handle_tls_init): Likewise.
1208 * init.c (perform_member_init): Likewise.
1209 (expand_virtual_init): Likewise.
1210 (build_new_1): Likewise.
1211 (build_vec_delete_1): Likewise.
1212 (get_temp_regvar): Likewise.
1213 (build_vec_init): Likewise.
1214 * method.c (do_build_copy_assign): Likewise.
1215 (assignable_expr): Likewise.
1216 * semantics.c (finish_omp_for): Likewise.
1217 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1219 (cp_pointer_int_sum): Add location parameter. Pass it down to
1221 (pointer_diff): Add location parameter. Use it.
1222 (build_modify_expr): Pass location down to cp_build_modify_expr.
1223 (cp_build_modify_expr): Add location parameter. Use it.
1224 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1225 * typeck2.c (cxx_incomplete_type_diagnostic,
1226 cxx_incomplete_type_error): Add location parameter.
1228 2016-05-11 Marek Polacek <polacek@redhat.com>
1231 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1233 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1235 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1236 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1238 2016-05-04 Marek Polacek <polacek@redhat.com>
1240 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1241 with OPT_Wdangling_else.
1243 2016-05-03 Martin Sebor <msebor@redhat.com>
1246 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1247 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1249 2016-05-03 Marek Polacek <polacek@redhat.com>
1252 * call.c (build_cxx_call): Pass location and vNULL down to
1253 check_builtin_function_arguments.
1255 2016-05-03 Richard Biener <rguenther@suse.de>
1257 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1258 the checksum from the previous stage.
1260 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1263 * typeck.c (finish_class_member_access_expr): When
1264 giving a hint about a possibly-misspelled member name,
1265 add a fix-it replacement hint.
1267 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1269 * cp-tree.h (finish_omp_clauses): Update prototype.
1270 * parser.c (cp_parser_oacc_all_clauses): Update call to
1272 (cp_parser_omp_all_clauses): Likewise.
1273 (cp_parser_omp_for_loop): Likewise.
1274 (cp_omp_split_clauses): Likewise.
1275 (cp_parser_oacc_cache): Likewise.
1276 (cp_parser_oacc_loop): Likewise.
1277 (cp_parser_omp_declare_target):
1278 (cp_parser_cilk_simd_all_clauses): Likewise.
1279 (cp_parser_cilk_for): Likewise.
1280 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1281 arguments with enum c_omp_region_type ort.
1282 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1283 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1284 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1285 (tsubst_expr): Update calls to tsubst_omp_clauses.
1286 * semantics.c (finish_omp_clauses): Replace bool arguments
1287 allow_fields, declare_simd, and is_cilk with bitmask ort.
1288 (finish_omp_for): Update call to finish_omp_clauses.
1290 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1293 * parser.c (cp_parser_class_head): Capture the start location;
1294 use it to emit a fix-it insertion hint when complaining
1295 about missing "template <> " in explicit specializations.
1297 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1299 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1301 2016-05-02 Richard Biener <rguenther@suse.de>
1303 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1306 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1309 * class.c (check_field_decl): Remove final int* parameter, change
1310 the return type to bool; fix logic in order not to reject multiple
1311 initialized fields in anonymous struct.
1312 (check_field_decls): Adjust call.
1314 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1317 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1318 OACC_LOOP_CLAUSE_MASK.
1319 (cp_parser_oacc_kernels_parallel): Update call to
1320 c_oacc_split_loop_clauses.
1322 2016-04-28 Jason Merrill <jason@redhat.com>
1324 Implement C++17 [[nodiscard]] attribute.
1327 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1328 * tree.c (handle_nodiscard_attribute): New.
1329 (cxx_attribute_table): Add [[nodiscard]].
1330 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1331 (maybe_warn_nodiscard): New.
1332 (convert_to_void): Call it.
1334 * cvt.c (cp_get_callee): New.
1335 * constexpr.c (get_function_named_in_call): Use it.
1336 * cxx-pretty-print.c (postfix_expression): Use it.
1337 * except.c (check_noexcept_r): Use it.
1338 * method.c (check_nontriv): Use it.
1339 * tree.c (build_aggr_init_expr): Use it.
1340 * cp-tree.h: Declare it.
1342 2015-04-27 Ryan Burn <contact@rnburn.com>
1343 Jeff Law <law@redhat.com>
1347 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1348 instead of cilk_detect_spawn_and_unwrap.
1349 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1351 (cilk_cp_detect_spawn_and_unwrap): New.
1352 * lambda.c: Include cp-cilkplus.h.
1353 * parser.c: Include cp-cilkplus.h.
1354 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1355 * cp-cilkpus.h: New file.
1357 2016-04-27 Nathan Sidwell <nathan@acm.org>
1359 * constexpr.c (get_fundef_copy): Use the original function for
1360 non-recursive evaluations.
1361 (save_fundef_copy): Always expect a slot to be available.
1363 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1365 * parser.c (cp_parser_postfix_expression): Call
1366 warn_for_memset instead of warning directly here.
1368 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1371 * decl.c (build_enumerator): Set current_access_specifier when
1372 declaring an enumerator belonging to an in-class enumeration.
1373 * parser.c (cp_parser_check_access_in_redecleration): Also
1374 consider in-class enumerations.
1376 2016-04-26 Marek Polacek <polacek@redhat.com>
1379 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1380 instead of stabilize_reference.
1381 (build_over_call): Likewise.
1382 * cp-tree.h (cp_stabilize_reference): Declare.
1383 * tree.c (cp_stabilize_reference): New function.
1384 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1385 stabilize_reference.
1386 (unary_complex_lvalue): Likewise.
1387 (cp_build_modify_expr): Likewise.
1389 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1392 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1395 2016-04-25 Jason Merrill <jason@redhat.com>
1397 * tree.c (std_attribute_table): New.
1398 (init_tree): Register it.
1400 2016-04-22 Jason Merrill <jason@redhat.com>
1402 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1404 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1406 * name-lookup.c (free_saved_scope): New free list of saved_scope
1408 (push_to_top_level): Attempt to reuse a saved_scope struct
1409 from free_saved_scope instead of allocating a new one each time.
1410 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1411 onto free_saved_scope.
1413 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1416 * semantics.c (process_outer_var_ref): Unconditionally return
1417 error_mark_node when mark_used returns false.
1419 2016-04-21 Marek Polacek <polacek@redhat.com>
1422 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1423 extra qualification.
1425 2016-04-20 Nathan Sidwell <nathan@acm.org>
1428 * init.c (build_vec_delete_1): Protect operator delete call in try
1430 (build_delete): Likewise.
1431 * optimize.c (build_delete_destructor_body): Likewise.
1433 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1436 * cp-tree.h (finish_omp_clauses): Add new default argument.
1437 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1438 instead of c_finish_cilk_clauses.
1439 * semantics.c (finish_omp_clauses): Add new argument. Allow
1440 floating-point variables in the linear clause for Cilk Plus.
1442 2016-04-20 Nathan Sidwell <nathan@acm.org>
1444 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1447 2016-04-19 Jason Merrill <jason@redhat.com>
1450 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1451 * pt.c (make_pack_expansion): Call mark_exp_read.
1452 * semantics.c (finish_id_expression): Call mark_type_use in
1453 unevaluated context.
1456 * call.c (implicit_conversion): If we choose a copy constructor
1457 for list-initialization from the same type, the conversion is an
1460 * constexpr.c (breaks): Handle EXIT_EXPR.
1461 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1462 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1467 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1470 * pt.c (tsubst_expr): Remove shadowing declaration.
1471 (tsubst_pack_expansion): Add assert.
1473 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1476 * name-lookup.c (qualified_lookup_using_namespace): Look through
1479 2016-04-18 Michael Matz <matz@suse.de>
1481 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1482 (layout_class_type): Ditto.
1483 (build_base_field): Use SET_DECL_ALIGN.
1484 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1485 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1486 (record_unknown_type): Use SET_TYPE_ALIGN.
1487 (cxx_init_decl_processing): Ditto.
1488 (copy_type_enum): Ditto.
1489 (grokfndecl): Use SET_DECL_ALIGN.
1490 (copy_type_enum): Use SET_TYPE_ALIGN.
1491 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1493 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1494 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1495 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1496 * rtti.c (emit_tinfo_decl): Ditto.
1498 2016-04-18 Jason Merrill <jason@redhat.com>
1502 * class.c (type_maybe_constexpr_default_constructor): New.
1503 (type_has_constexpr_default_constructor): Revert.
1505 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1509 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1510 (handle_com_interface_attribute): Delete.
1512 2016-04-15 Jason Merrill <jason@redhat.com>
1515 * constexpr.c (get_fundef_copy): Handle null *slot.
1518 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1519 unknown_type_node, too.
1521 2016-04-15 Jason Merrill <jason@redhat.com>
1522 Nathan Sidwell <nathan@acm.org>
1525 * constexpr.c (constexpr_call_table): Preserve in GC.
1526 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1527 (fundef_copies_table): Preserve in GC. Change to pointer to
1529 (maybe_initialize_fundef_copies_table): Adjust.
1530 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1531 (save_fundef_copy): Adjust for a TREE_LIST.
1532 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1533 (fini_constexpr): New.
1534 * cp-tree.h (fini_constexpr): Declare.
1535 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1537 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1540 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1542 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1543 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1544 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1545 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1546 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1547 cp_parser_statement.
1548 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1549 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1550 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1551 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1552 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1553 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1554 cp_parser_omp_taskloop, cp_parser_omp_construct,
1555 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1556 Add IF_P argument, pass it down where needed.
1557 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1558 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1561 2016-04-14 Jason Merrill <jason@redhat.com>
1564 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1565 * typeck2.c (split_nonconstant_init_1): Use it.
1568 * class.c (type_has_constexpr_default_constructor): Return true
1569 for an implicitly declared constructor.
1572 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1573 (cp_parser_simple_declaration): Pass it.
1574 (strip_declarator_types): New.
1577 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1578 initializer also makes the variable value-dependent.
1581 * constexpr.c (cxx_eval_store_expression): Also copy
1582 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1584 2016-04-14 Martin Sebor <msebor@redhat.com>
1589 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1591 2016-04-14 Jason Merrill <jason@redhat.com>
1593 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1594 parameter ABI change.
1596 2016-04-13 Martin Sebor <msebor@redhat.com>
1601 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1603 * decl.c (check_initializer, cp_finish_decl): Call them.
1604 (reshape_init_r): Reject incompletely braced intializer-lists
1606 * init.c (throw_bad_array_length, build_vla_check)
1607 (build_vla_size_check, build_vla_init_check): Define new functions.
1608 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1610 (store_init_value): Same.
1612 2016-04-13 Jason Merrill <jason@redhat.com>
1614 Warn about empty parameter ABI with -Wabi=9.
1615 * call.c (empty_class_msg, mark_for_abi_warning)
1616 (warn_empty_class_abi): New.
1617 (build_call_a): Use them.
1618 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1619 * error.c (pp_format_to_string): New.
1621 Pass empty class parameters like C.
1622 * call.c (pass_as_empty_struct, empty_class_arg): New.
1623 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1624 (build_call_a): Use empty_class_arg.
1625 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1626 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1628 2016-04-13 Jason Merrill <jason@redhat.com>
1631 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1633 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1636 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1637 avoidance mechanism.
1639 2016-04-13 Jason Merrill <jason@redhat.com>
1642 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1643 from instantiation_dependent_expression_p.
1644 (value_dependent_expression_p): Use it for unevaluated operands.
1645 (instantiation_dependent_r): Don't check value-dependence.
1646 (instantiation_dependent_expression_p): Check
1647 value-dependence of the expression as a whole.
1648 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1649 * semantics.c (finish_decltype_type): Use it.
1651 * constexpr.c (potential_nondependent_constant_expression): New.
1652 (potential_nondependent_static_init_expression): New.
1653 (maybe_constant_value_1, fold_non_dependent_expr)
1654 (maybe_constant_init): Use them.
1655 * pt.c (instantiate_non_dependent_expr_sfinae)
1656 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1658 * cp-tree.h: Declare them.
1660 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1663 * decl.c (pop_labels_1): Removed.
1664 (note_label, sort_labels): New functions.
1665 (pop_labels): During named_labels traversal, just push the slot
1666 pointers into a vector, then qsort it by DECL_UID and only then
1667 call pop_label and chain it into BLOCK_VARS.
1669 2016-04-13 Jason Merrill <jason@redhat.com>
1672 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1673 (cp_gimplify_expr): Not here.
1675 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1678 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1680 * typeck.c (build_x_conditional_expr): Unconditionally remember
1681 that the result is an lvalue or xvalue.
1683 2016-04-12 Jason Merrill <jason@redhat.com>
1685 * class.c (is_really_empty_class): A zero-length array is empty.
1686 An unnamed bit-field doesn't make a class non-empty.
1688 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1691 * parser.c (cp_parser_cache_defarg): When file ends in default
1692 argument simply return error_mark_node.
1694 2016-04-12 Nathan Sidwell <nathan@acm.org>
1697 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1700 2016-04-11 Jason Merrill <jason@redhat.com>
1702 * mangle.c (decl_is_template_id): The template itself counts as a
1705 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1709 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1710 on the result if it's not a CONSTRUCTOR.
1712 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1715 * constexpr.c (find_constructor): New function.
1716 (unshare_constructor): New function.
1717 (cxx_eval_call_expression): Use unshare_constructor instead of
1719 (find_array_ctor_elt): Likewise.
1720 (cxx_eval_vec_init_1): Likewise.
1721 (cxx_eval_store_expression): Likewise.
1722 (cxx_eval_constant_expression): Likewise.
1724 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1727 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
1728 potentially generating a future -Wparentheses warning in its
1731 2016-04-06 Jason Merrill <jason@redhat.com>
1733 * class.c (check_abi_tags): Fix function template handling.
1735 2016-04-05 Nathan Sidwell <nathan@acm.org>
1738 * class.c (fixup_may_alias): New.
1739 (fixup_attribute_variants): Call it.
1741 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1744 * constexpr.c (struct fundef_copy): New struct.
1745 (struct fundef_copies_table_t): New struct.
1746 (fundef_copies_table): New static variable.
1747 (maybe_initialize_fundef_copies_table): New static function.
1748 (get_fundef_copy): New static function.
1749 (save_fundef_copy): New static function.
1750 (cxx_eval_call_expression): Use get_fundef_copy, and
1752 (constexpr_call_table): Add "deletable" GTY marker.
1754 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1757 * cp-tree.h (class cache_map): Remove.
1758 * constexpr.c (cv_cache): Change type to
1759 GTY((deletable)) hash_map<tree, tree> *.
1760 (maybe_constant_value): Adjust following the change to cv_cache.
1761 (clear_cv_cache): New static function.
1762 (clear_cv_and_fold_caches): Use it.
1763 * cp-gimplify.c (fold_cache): Change type to
1764 GTY((deletable)) hash_map<tree, tree> *.
1765 (clear_fold_cache): Adjust following the change to fold_cache.
1766 (cp_fold): Likewise.
1768 2016-04-02 Martin Sebor <msebor@redhat.com>
1774 * constexpr.c (diag_array_subscript): New function.
1775 (cxx_eval_array_reference): Detect out of bounds array indices.
1777 2016-04-01 Jason Merrill <jason@redhat.com>
1781 * pt.c (instantiate_decl): A function isn't fully defined if
1782 DECL_INITIAL is error_mark_node.
1783 * constexpr.c (cxx_eval_call_expression): Likewise.
1785 2016-04-01 Jakub Jelinek <jakub@redhat.com>
1786 Marek Polacek <polacek@redhat.com>
1789 * init.c (warn_placement_new_too_small): Test whether
1790 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
1792 2016-04-01 Nathan Sidwell <nathan@acm.org>
1795 * decl.c (check_redeclaration_exception_specification): Check
1796 regardless of -fno-exceptions.
1797 * typeck2.c (merge_exception_specifiers): Relax assert by checking
1798 flag_exceptions too.
1800 2016-03-31 Nathan Sidwell <nathan@acm.org>
1802 * decl.c (start_preparsed_function): Remove unnecessary bracing.
1803 (finish_destructor_body): Don't emit operator delete here.
1805 2016-03-31 Nathan Sidwell <nathan@acm.org>
1808 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
1809 elements in field order.
1811 2016-03-31 Marek Polacek <polacek@redhat.com>
1814 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
1816 2016-03-31 Richard Biener <rguenther@suse.de>
1819 * typeck.c (cp_build_binary_op): Fix operand order of vector
1820 conditional in truth op handling.
1822 2016-03-29 Jason Merrill <jason@redhat.com>
1825 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
1826 in constexpr functions.
1828 2016-03-28 Jason Merrill <jason@redhat.com>
1833 * decl.c, pt.c, constexpr.c: Revert last patch.
1835 2016-03-25 Jason Merrill <jason@redhat.com>
1836 Martin Liška <mliska@suse.cz>
1841 * decl.c (cp_fname_init): Decay the initializer to pointer.
1842 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
1843 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1844 Don't call cp_finish_decl.
1845 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
1846 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
1847 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
1848 Handle DECL_VALUE_EXPR.
1850 2016-03-24 Jason Merrill <jason@redhat.com>
1853 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
1856 * constexpr.c (cxx_eval_call_expression): Don't cache result if
1859 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
1862 * tree.c (build_cplus_array_type): Determine type-dependentess
1863 with uses_template_parms instead of with dependent_type_p.
1865 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1868 * typeck.c (process_init_constructor_union): If the initializer
1869 is empty, use the union's NSDMI if it has one.
1871 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1874 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
1875 NSDMI that's part of an aggregrate initialization.
1877 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1880 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
1881 for 1..max even for multi-dimensional arrays. Call unshare_expr
1885 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
1886 on TREE_OVERFLOW constants.
1889 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
1890 for OMP_TASKLOOP here.
1891 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
1892 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
1894 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
1895 Jason Merrill <jason@redhat.com>
1896 Jakub Jelinek <jakub@redhat.com>
1899 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1900 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1901 (finish_function): Don't set or test them.
1902 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
1904 2016-03-23 Jason Merrill <jason@redhat.com>
1907 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
1909 2016-03-23 Marek Polacek <polacek@redhat.com>
1912 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
1914 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1916 * call.c (build_conditional_expr_1): Always use original
1917 condition type for vector type checks and build.
1919 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1922 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
1924 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1927 * constexpr.c (non_const_var_error): Check
1928 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1930 2016-03-21 Richard Henderson <rth@redhat.com>
1933 * decl.c (notice_forced_label_r): New.
1934 (cp_finish_decl): Use it.
1936 2016-03-21 Jason Merrill <jason@redhat.com>
1939 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
1941 2016-03-18 Jason Merrill <jason@redhat.com>
1944 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
1947 * class.c (vptr_via_virtual_p): New.
1948 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
1949 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
1950 a vptr from any virtual base in a not-in-charge 'structor.
1952 * decl.c (build_clobber_this): Factor out of
1953 start_preparsed_function and begin_destructor_body. Handle
1954 virtual bases better.
1956 * class.c (build_if_in_charge): Split out from build_base_path.
1957 * init.c (expand_virtual_init, expand_default_init): Use it.
1958 * call.c (build_special_member_call): Use it.
1960 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1963 * init.c (build_new_1): Complain and return error_mark_node
1964 if alloc_fn is not _Jv_AllocObject function returning pointer.
1966 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1969 * search.c (adjust_result_of_qualified_name_lookup): Don't
1970 update the BASELINK_BINFO of DECL if the second call
1971 to lookup_base fails.
1973 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1976 * parser.c (cp_parser_lambda_expression): Move call to
1977 pop_deferring_access_checks ahead of the call to
1978 cp_parser_end_tentative_firewall.
1980 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1983 * cp-tree.h (magic_varargs_p): Return int instead of bool.
1984 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
1985 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
1987 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
1988 if magic_varargs_p == 1, call decay_conversion
1989 instead of mark_type_use. Don't store error_mark_node arguments to
1990 argarray, instead return error_mark_node.
1993 * decl.c (begin_destructor_body): Don't insert clobber if
1994 is_empty_class (current_class_type).
1996 2016-03-17 Marek Polacek <polacek@redhat.com>
1999 * typeck.c (warn_for_null_address): New function.
2000 (cp_build_binary_op): Call it.
2002 2016-03-16 Jason Merrill <jason@redhat.com>
2005 * decl.c (start_preparsed_function): Don't clobber an empty base.
2007 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2010 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2011 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2014 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2015 set in_base_initializer.
2017 2016-03-15 Marek Polacek <polacek@redhat.com>
2020 * tree.c (strip_typedefs): Call strip_typedefs again on the
2021 DECL_ORIGINAL_TYPE result.
2023 2016-03-15 Jason Merrill <jason@redhat.com>
2026 * pt.c (instantiate_decl): Fix call to variable_template_p.
2029 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2031 2016-03-14 Casey Carter <casey@carter.net>
2032 Jason Merrill <jason@redhat.com>
2034 P0184R0: Generalizing the Range-Based For Loop
2035 * parser.c (cp_convert_range_for): Set the type of __end separately.
2036 (cp_parser_perform_range_for_lookup): Allow different begin/end
2037 types if they are comparable.
2039 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2042 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2043 processing_template_decl and EXPR is a SCOPE_REF.
2045 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2046 Jakub Jelinek <jakub@redhat.com>
2049 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2050 return value from cxx_eval_constant_expression from earlier
2051 elements if it is valid constant initializer requiring no
2054 2016-03-10 Marek Polacek <polacek@redhat.com>
2057 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2059 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2061 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2062 when calling c_finish_omp_clauses.
2064 2016-03-08 Jason Merrill <jason@redhat.com>
2066 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2067 diagnostic for use of "concept".
2068 (cp_parser_requires_clause_opt): And "requires".
2069 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2070 (cp_parser_explicit_template_declaration): Adjust.
2071 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2073 P0036R0: Unary Folds and Empty Parameter Packs
2074 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2076 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2079 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2080 even after the last iteration of the loop.
2082 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2084 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2087 * pt.c (get_template_info): Handle PARM_DECL.
2088 (template_class_depth): Check DECL_P instead of
2089 VAR_OR_FUNCTION_DECL_P.
2091 2016-03-05 Jason Merrill <jason@redhat.com>
2094 * constexpr.c (cxx_eval_store_expression): Replace
2095 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2097 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2100 * pt.c (template_class_depth): Given a lambda type, iterate
2101 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2102 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2105 2016-03-04 Jason Merrill <jason@redhat.com>
2108 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2109 * init.c (build_vec_delete_1): Set it.
2110 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2112 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2114 * decl.c (start_preparsed_function): Don't emit start clobber at the
2115 start of constructor clones.
2118 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2119 * decl.c (start_preparsed_function): Call
2120 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2121 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2122 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2124 2016-03-04 Jason Merrill <jason@redhat.com>
2127 * constexpr.c (cxx_eval_component_reference): Further tweak.
2129 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2130 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2131 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2132 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2135 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2138 2016-03-03 Jason Merrill <jason@redhat.com>
2140 * method.c (synthesized_method_walk): operator= can also be constexpr.
2142 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2143 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2146 * pt.c (copy_template_args): New.
2147 (tsubst_pack_expansion): Use it.
2149 * call.c (build_aggr_conv): Use get_nsdmi.
2152 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2155 * constexpr.c (cxx_eval_component_reference): Just return an empty
2156 CONSTRUCTOR for an empty class.
2158 2016-03-01 Jason Merrill <jason@redhat.com>
2161 * parser.c (cp_parser_requires_clause): Call
2162 check_for_bare_parameter_packs.
2165 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2169 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2170 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2171 [TARGET_EXPR]: Unshare init.
2173 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2177 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2180 2016-02-28 Jason Merrill <jason@redhat.com>
2183 * constexpr.c (cxx_eval_store_expression): Unshare init.
2185 2016-02-26 Jason Merrill <jason@redhat.com>
2188 * pt.c (make_argument_pack): New.
2189 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2190 (tsubst_copy_and_build): Likewise.
2192 2016-02-25 Jason Merrill <jason@redhat.com>
2195 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2196 * tree.c (build_aggr_init_expr): Set it.
2197 * semantics.c (simplify_aggr_init_expr): Check it.
2198 * cp-gimplify.c (cp_genericize_r): Don't walk into
2199 a call/aggr_init from a thunk.
2202 * method.c (forward_parm): Handle parameter packs.
2203 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2206 * constexpr.c (cxx_eval_component_reference): Don't complain about
2207 unevaluated empty classes.
2210 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2212 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2215 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2216 (maybe_undo_parenthesized_ref): Declare.
2217 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2219 (finish_call_expr): Use it.
2220 * typeck.c (check_return_expr): Use it.
2221 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2222 REF_PARENTHESIZED_P flag.
2224 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2227 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2229 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2231 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2232 unless they are folded into INTEGER_CST, error_mark_node or some
2233 comparison with NULL, avoid folding them and use either the original
2234 comparison or non-folded comparison of folded arguments.
2235 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2236 comparison, don't fold the comparison right away.
2238 2016-02-24 Jason Merrill <jason@redhat.com>
2241 * friend.c (make_friend_class): Likewise.
2242 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2244 2016-02-24 Jason Merrill <jason@redhat.com>
2247 * pt.c (instantiate_class_template_1): Set
2248 processing_template_decl before substituting friend_type.
2250 016-02-24 Martin Sebor <msebor@redhat.com>
2253 * tree.c (build_ctor_subob_ref): Compare types' main variants
2254 instead of the types as they are.
2256 2016-02-24 Jason Merrill <jason@redhat.com>
2258 * decl.c (start_preparsed_function): Condition ctor clobber on
2259 flag_lifetime_dse > 1.
2261 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2263 2016-02-19 Jason Merrill <jason@redhat.com>
2266 * call.c (remaining_arguments): No longer static.
2267 * cp-tree.h: Declare it.
2268 * pt.c (more_specialized_fn): Use it.
2270 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2271 Bernd Edlinger <bernd.edlinger@hotmail.de>
2273 * Make-lang.in: Invoke gperf with -L C++.
2274 * cfns.gperf: Remove prototypes for hash and libc_name_p
2276 * cfns.h: Regenerated.
2277 * except.c (nothrow_libfn_p): Adjust.
2279 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2282 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2283 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2285 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2288 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2290 * semantics.c (finish_call_expr): Don't assume a constructor
2291 call is dependent if only the "this" pointer is dependent. When
2292 building a constructor call, always use a dummy object.
2294 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2297 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2299 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2300 operators if folding preserved the binop, just with different
2304 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2305 attr_spec is always single element chain, chain all the attributes
2306 properly together in the right order.
2308 2016-02-18 Jason Merrill <jason@redhat.com>
2310 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2312 (mangle_decl): Call maybe_check_abi_tags for function scope.
2313 (mangle_guard_variable): Call maybe_check_abi_tags here.
2314 (write_guarded_var_name): Not here.
2316 2016-02-17 Jason Merrill <jason@redhat.com>
2319 * constexpr.c (build_constexpr_constructor_member_initializers):
2320 Handle an additional STATEMENT_LIST.
2323 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2326 * decl2.c (reset_type_linkage_2): Look through member templates.
2328 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2331 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2333 2016-02-17 Jason Merrill <jason@redhat.com>
2336 * method.c (forward_parm): Split out from...
2337 (add_one_base_init): ...here.
2338 * lambda.c (maybe_add_lambda_conv_op): Use it.
2340 2016-02-16 Jason Merrill <jason@redhat.com>
2344 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2345 tree.c, typeck2.c: Revert earlier changes.
2346 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2347 non-type templates after -> or .
2349 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2352 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2354 2016-02-16 Jason Merrill <jason@redhat.com>
2357 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2358 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2359 * name-lookup.h: Adjust.
2361 2016-02-16 James Norris <jnorris@codesourcery.com>
2363 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2364 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2366 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2369 * init.c (expand_default_init): Only call reshape_init
2370 in the direct-initialization from an initializer list case.
2372 2016-02-15 Jason Merrill <jason@redhat.com>
2375 * semantics.c (finish_call_expr): Implicit 'this' does not make
2377 * search.c (any_dependent_bases_p): Split out...
2378 * name-lookup.c (do_class_using_decl): ...from here.
2379 * call.c (build_new_method_call_1): Don't complain about missing object
2380 if there are dependent bases. Tweak error.
2381 * tree.c (non_static_member_function_p): Remove.
2382 * pt.c (type_dependent_expression_p): A member template of a
2383 dependent type is dependent.
2384 * cp-tree.h: Adjust.
2387 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2389 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2392 * pt.c (lookup_and_finish_template_variable): New function,
2394 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2395 (tsubst_qualified_id): Consider that EXPR might be a variable
2397 * typeck.c (check_template_keyword): Don't emit an error
2398 if DECL is a variable template.
2400 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2402 * error.c: Spelling fixes - behaviour -> behavior and
2403 neighbour -> neighbor.
2405 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2407 * init.c (build_delete): Likewise.
2409 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2412 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2413 arguments for -Waddress warning. Fix up formatting.
2415 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2418 * pt.c (lookup_template_class_1): Check tsubst return value for
2421 2016-02-10 Jason Merrill <jason@redhat.com>
2424 * pt.c (resolve_nondeduced_context): Add complain parm.
2425 (do_auto_deduction): Pass it.
2426 * cvt.c (convert_to_void): Likewise.
2427 * decl.c (cp_finish_decl): Likewise.
2428 * init.c (build_new): Likewise.
2429 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2430 * semantics.c (finish_decltype_type): Likewise.
2431 * typeck.c (decay_conversion): Likewise.
2432 * cp-tree.h: Adjust declaration.
2433 * call.c (standard_conversion): Add complain parm, pass it along.
2434 (implicit_conversion): Pass it.
2437 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2438 (lookup_name_real_1): Likewise.
2439 (remove_hidden_names): Handle non-functions too.
2442 * parser.c (cp_parser_lookup_name): When looking for a template
2443 after . or ->, only consider class templates.
2444 (cp_parser_postfix_dot_deref_expression): Handle the current
2445 instantiation. Remember a dependent object expression.
2446 * typeck2.c (build_x_arrow): Handle the current instantiation.
2448 * ptree.c (debug_tree): Implement for cp_expr.
2450 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2453 * parser.c (cp_parser_simple_type_specifier): Make the check
2454 for disambiguating between an 'auto' placeholder and an implicit
2455 template parameter more robust.
2457 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2461 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2462 setting its TREE_USED flag.
2464 2016-02-08 Jason Merrill <jason@redhat.com>
2467 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2470 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2473 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2474 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2476 2016-02-08 Marek Polacek <polacek@redhat.com>
2479 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2480 Call clear_fold_cache.
2481 * cp-tree.h: Adjust declaration.
2482 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2483 rather than clear_cv_cache and clear_fold_cache.
2484 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2486 2016-02-08 Jason Merrill <jason@redhat.com>
2488 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2489 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2490 (ocp_convert): Use *_maybe_fold.
2491 (cp_convert_to_pointer): Add dofold parameter.
2492 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2494 2016-02-05 Martin Sebor <msebor@redhat.com>
2497 * init.c (find_field_init): New function.
2498 (warn_placement_new_too_small): Call it. Handle one-element arrays
2499 at ends of structures special.
2501 2016-02-05 Jason Merrill <jason@redhat.com>
2504 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2505 make sure we've seen_error().
2507 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2510 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2511 if lookup_fnfields returns NULL_TREE and the name being looked
2512 up has the form A::A.
2514 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2516 * constexpr.c (cxx_eval_binary_expression): Fold equality
2517 comparisons involving PTRMEM_CSTs.
2519 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2521 * class.c (find_flexarrays): Don't declare dom variable.
2522 (diagnose_flexarray): Likewise.
2524 2016-02-02 Martain Sebor <msebor@redhat.com>
2531 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2532 of a flexible array member for equality to null.
2533 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2534 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2535 (check_flexarrays): Same.
2536 * decl.c (compute_array_index_type): Avoid special case for flexible
2538 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2540 * error.c (dump_type_suffix): Revert changes introduced in r231665
2541 and rendered unnecessary by the changes above.
2542 * pt.c (tsubst): Same.
2543 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2544 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2545 (process_init_constructor_array): Same.
2546 (process_init_constructor_record): Same.
2548 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2551 * pt.c (try_one_overload): Handle comparing argument packs so
2552 that there is no conflict if we deduced more arguments of an
2553 argument pack than were explicitly specified.
2555 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2556 Jason Merrill <jason@redhat.com>
2559 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2560 function type if nothing is changing.
2562 2016-01-31 Jason Merrill <jason@redhat.com>
2565 * pt.c (partial_specialization_p, impartial_args): New.
2566 (instantiate_decl): Call impartial_args.
2568 * mangle.c (maybe_check_abi_tags): New.
2569 (write_guarded_var_name): Call it.
2570 (mangle_ref_init_variable): Call check_abi_tags.
2572 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2573 between template and instantiation.
2575 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2578 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2579 function declarations.
2581 2016-01-29 Marek Polacek <polacek@redhat.com>
2585 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2586 out of bound" error earlier.
2587 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2590 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2592 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2593 structure, update free_binding_level before the structure's
2594 level_chain field gets cleared, not after.
2596 2016-01-28 Jason Merrill <jason@redhat.com>
2599 * search.c (dfs_walk_once, dfs_walk_once_r)
2600 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2601 hash_set instead of BINFO_MARKED.
2602 (dfs_unmark_r): Remove.
2604 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2607 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2608 (cp_lexer_debugging_p): Use it.
2609 (cp_lexer_start_debugging): Likewise.
2610 (cp_lexer_stop_debugging): Likewise.
2612 2016-01-27 Marek Polacek <polacek@redhat.com>
2615 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2616 needed. Add -Wsign-compare warning.
2618 2016-01-27 Ryan Burn <contact@rnburn.com>
2621 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2622 superfluous post_p argument in call to
2623 cilk_gimplify_call_params_in_spawned_fn.
2625 2016-01-27 Marek Polacek <polacek@redhat.com>
2628 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2629 wrapped in NOP_EXPRs.
2631 2016-01-27 Martin Sebor <msebor@redhat.com>
2634 * mangle.c (mangle_decl): Reference the correct (saved) version
2635 of the ABI in -Wabi diagnostics.
2637 2016-01-27 Marek Polacek <polacek@redhat.com>
2640 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2641 elements of the array.
2643 2016-01-26 Jason Merrill <jason@redhat.com>
2646 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2647 (cxx_eval_call_expression): Don't look through clones.
2648 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2649 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2650 maybe-in-charge *tor.
2652 2016-01-26 Jason Merrill <jason@redhat.com>
2655 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2656 and TREE_SIDE_EFFECTS.
2657 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2658 verify_constructor_flags.
2660 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2663 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2664 return error_mark_node instead of building trees with error_mark_node
2667 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2670 * error.c (print_instantiation_partial_context_line): Add missing
2671 newlines from output for the t == NULL case.
2672 (print_instantiation_partial_context): Remove call to pp_newline.
2674 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2677 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2682 * decl.c (grokdeclarator): Don't decay array parameter type to
2683 a pointer type if it's dependent.
2684 (grokparms): Invoke strip_top_quals instead of directly invoking
2685 cp_build_qualified_type.
2686 * pt.c (decay_dependent_array_parm_type): New static function.
2687 (type_unification_real): Call decay_dependent_array_parm_type
2688 to decay a dependent array parameter type to its corresponding
2689 pointer type before unification.
2690 (more_specialized_fn): Likewise.
2691 (get_bindings): Likewise.
2692 * tree.c (cp_build_qualified_type): Trivial typofix in
2695 2016-01-23 Martin Sebor <msebor@redhat.com>
2699 * decl2.c (is_late_template_attribute): Handle dependent argument
2700 to attribute align and attribute vector_size.
2702 2016-01-21 Jason Merrill <jason@redhat.com>
2705 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2706 for init-capture, too.
2709 * decl.c (type_is_deprecated): Don't look into a typedef.
2713 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2716 * decl.c (start_enum): Add attributes parameter.
2717 * parser.c (cp_parser_enum_specifier): Pass it.
2718 * pt.c (lookup_template_class_1): Pass it.
2719 * cp-tree.h: Adjust.
2721 2016-01-19 Jason Merrill <jason@redhat.com>
2724 * pt.c (convert_template_argument): Handle VAR_DECL properly.
2726 2016-01-19 Marek Polacek <polacek@redhat.com>
2729 * constexpr.c (clear_cv_cache): New.
2730 * cp-gimplify.c (clear_fold_cache): New.
2731 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
2732 * decl.c (finish_enum_value_list): Call them.
2735 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
2737 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2742 * decl.c (grokdeclarator): Don't decay array parameter type to
2743 a pointer type if it's dependent.
2744 (grokparms): Invoke strip_top_quals instead of directly invoking
2745 cp_build_qualified_type.
2746 * pt.c (decay_dependent_array_parm_type): New static function.
2747 (type_unification_real): Call decay_dependent_array_parm_type
2748 to decay a dependent array parameter type to its corresponding
2749 pointer type before unification.
2750 (more_specialized_fn): Likewise.
2751 (get_bindings): Likewise.
2752 * tree.c (cp_build_qualified_type): Trivial typofix in
2755 2016-01-18 Jason Merrill <jason@redhat.com>
2757 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
2759 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
2762 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
2763 (contains_label_1, contains_label_p): Remove.
2765 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2768 * pt.c (type_dependent_expression_p): For a function template
2769 specialization, a type is dependent iff any of its template
2772 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2774 * cp-array-notation.c (cp_expand_cond_array_notations): Return
2775 error_mark_node only if find_rank failed, not if it was
2778 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2781 * tree.c (build_min_non_dep_call_vec): Don't retain the
2782 KOENIG_LOOKUP_P flag of the non-dependent expression that's
2784 (build_min_non_dep_op_overload): Instead, do it here.
2786 2016-01-15 Jakub Jelinek <jakub@redhat.com>
2789 * parser.h (cp_token): Remove pragma_kind field. Add comment
2790 with number of unused bits.
2791 * parser.c (eof_token): Remove pragma_kind field initializer.
2792 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
2793 field, don't clear CPP_PRAGMA u.value.
2794 (cp_parser_pragma_kind): New function.
2795 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
2796 cp_parser_omp_construct, cp_parser_initial_pragma,
2797 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
2800 2016-01-15 Jason Merrill <jason@redhat.com>
2803 * call.c (build_cxx_call): Use fold_non_dependent_expr.
2805 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
2809 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
2810 array/function-to-pointer conversion. Call
2811 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
2812 * call.c (convert_like_real): Print call context if
2813 decay_conversion errors.
2815 2016-01-14 Tom de Vries <tom@codesourcery.com>
2817 PR tree-optimization/68773
2818 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
2821 2016-01-14 Jason Merrill <jason@redhat.com>
2824 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
2826 2016-01-12 Marek Polacek <polacek@redhat.com>
2829 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
2830 error_at and adjust the return value.
2832 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2836 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
2837 GS_ERROR whenever seen_error (), only if *expr_p contains
2838 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
2842 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
2844 2016-01-11 Jason Merrill <jason@redhat.com>
2847 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
2848 (process_subob_fn): Likewise. Don't consider triviality if true.
2849 (synthesize_method_walk): Pass it.
2851 2016-01-11 David Malcolm <dmalcolm@redhat.com>
2854 * parser.c (cp_parser_postfix_expression): Initialize
2855 close_paren_loc to UNKNOWN_LOCATION; only use it if
2856 it has been written to by
2857 cp_parser_parenthesized_expression_list.
2858 (cp_parser_parenthesized_expression_list): Document the behavior
2859 with respect to the CLOSE_PAREN_LOC param.
2861 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2864 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
2865 folded operands have side-effects, but folding changed any of them,
2866 build a new tree with the folded operands instead of returning the
2869 2016-01-09 Marek Polacek <polacek@redhat.com>
2872 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
2874 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2877 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
2879 2016-01-08 Jason Merrill <jason@redhat.com>
2882 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
2885 2016-01-08 Marek Polacek <polacek@redhat.com>
2888 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
2890 2016-01-08 Jason Merrill <jason@redhat.com>
2892 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
2897 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
2898 TREE_ADDRESSABLE type.
2902 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
2904 2016-01-05 Nathan Sidwell <nathan@acm.org>
2907 * pt.c (build_non_dependent_expr): Don't try a checking fold when
2910 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2912 Update copyright years.
2914 Copyright (C) 2016 Free Software Foundation, Inc.
2916 Copying and distribution of this file, with or without modification,
2917 are permitted in any medium without royalty provided the copyright
2918 notice and this notice are preserved.