1 2016-08-09 Jason Merrill <jason@redhat.com>
4 * decl2.c (any_dependent_type_attributes_p): New.
5 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
6 * semantics.c (finish_id_expression): Check it.
7 * typeck.c (finish_class_member_access_expr): Check it.
10 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
12 Adjust mangling of ABI tags on class template member functions.
13 * class.c (missing_abi_tags): New.
14 (check_abi_tags): Don't check template. Add just_checking mode.
15 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
16 (sorted_abi_tags): Split out from write_abi_tags.
17 (struct releasing_vec): New.
18 (write_unqualified_name): Only look for the primary
19 template for types. Implement backward compatibility.
22 * constexpr.c (cxx_eval_constant_expression): Check
23 COMPLETE_TYPE_P before calling is_really_empty_class.
24 * class.c (is_really_empty_class): Don't call complete_type.
27 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
29 2016-08-09 Jakub Jelinek <jakub@redhat.com>
32 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
33 builtin aggregate types without TYPE_BINFO.
35 2016-08-08 Jason Merrill <jason@redhat.com>
37 Implement C++17 constexpr lambda.
38 * class.c (finalize_literal_type_property): Handle lambdas.
39 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
40 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
42 (cxx_eval_constant_expression): Handle capture proxy.
43 (var_in_constexpr_fn): Don't check for C++14.
44 (var_in_maybe_constexpr_fn): New.
45 (potential_constant_expression_1): Use it. Check DECL_EXPR for
46 declarations not allowed in constexpr function. Handle
47 STATIC_ASSERT, RANGE_FOR_STMT.
48 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
49 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
50 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
51 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
52 (lambda_static_thunk_p): New.
53 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
54 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
55 (cp_parser_decl_specifier_seq): Handle it.
56 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
57 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
58 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
59 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
60 (dump_expr) [FUNCTION_DECL]: Pass it.
62 2016-08-08 Jason Merrill <jason@redhat.com>
65 * class.c (is_really_empty_class): Call complete_type.
66 * constexpr.c (cxx_eval_constant_expression): Check
67 is_really_empty_class.
68 (potential_constant_expression_1): Likewise. Check for error type.
70 2016-08-08 Jakub Jelinek <jakub@redhat.com>
73 * parser.c: Include tree-iterator.h.
74 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
76 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
79 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
81 * call.c (convert_like_real): Harmonize diagnostics for invalid
84 2016-08-05 Martin Sebor <msebor@redhat.com>
86 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
87 the spelling of "constant-expression" in diagnostic messages
89 (cxx_eval_constant_expression): Same.
90 (cxx_eval_outermost_constant_expr): Same.
91 (potential_constant_expression_1): Same.
93 2016-08-05 Nathan Sidwell <nathan@acm.org>
96 * pt.c (unify): TRAIT_EXPR is an expr.
98 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
101 * lambda.c (add_capture): Check lambda_capture_field_type return
102 value for error_mark_node.
104 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
107 * pt.c (tsubst_qualified_id): Return error_mark_node if
108 template_args is error_mark_node.
110 2016-08-04 Jason Merrill <jason@redhat.com>
113 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
116 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
117 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
118 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
119 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
122 * typeck.c (finish_class_member_access_expr): Avoid stripping
123 SCOPE_REF to dependent base.
125 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
127 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
128 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
129 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
130 Simplify code, and improve diagnostics.
131 (cp_parser_oacc_routine): Likewise. Move pragma context
133 (cp_parser_pragma): ... here.
135 * parser.h (struct cp_omp_declare_simd_data): New.
136 (struct cp_parser): Use it for oacc_routine member.
137 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
138 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
139 Use it. Simplify code.
140 (cp_parser_new): Initialize all members pointing to special
141 parsing data structures.
142 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
143 parser->cilk_simd_fn_info->clauses.
144 (cp_parser_omp_declare_simd): Initialize
145 parser->omp_declare_simd->clauses.
146 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
148 2016-08-04 Marek Polacek <polacek@redhat.com>
151 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
154 2016-08-01 Jason Merrill <jason@redhat.com>
156 * mangle.c (mangle_decl): Warn about mangled name change even if
159 * mangle.c (get_abi_tags): New.
160 (find_substitution, write_unqualified_name, write_abi_tags)
161 (maybe_check_abi_tags): Use it.
163 * mangle.c (mangle_decl): Fix mangled name change warning.
166 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
168 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
171 2016-07-30 Martin Sebor <msebor@redhat.com>
175 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
176 involving null pointers.
177 (cxx_eval_component_reference): Reject null pointer dereferences.
178 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
179 (cxx_eval_constant_expression): Reject invalid expressions involving
182 2016-07-29 Marek Polacek <polacek@redhat.com>
185 * semantics.c (maybe_convert_cond): Use the location of COND for the
188 2016-07-29 Jason Merrill <jason@redhat.com>
190 * decl.c (build_enumerator): Tweak diagnostic.
193 * init.c (expand_aggr_init_1): Only handle value-init of bases.
194 * constexpr.c (build_data_member_initialization): Handle multiple
195 initializers for the same field.
197 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
200 * decl.c (build_enumerator): Check the type of the enumerator before
201 calling cxx_constant_value.
203 2016-07-27 Jason Merrill <jason@redhat.com>
206 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
207 parameters with spec_tmpl. Call push_tinst_level.
208 (most_specialized_partial_spec): Adjust.
209 (more_specialized_partial_spec): Adjust.
211 2016-07-25 Jason Merrill <jason@redhat.com>
214 * cp-gimplify.c (genericize_cp_loop): Revert location change.
217 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
218 (build_lambda_object): Call build_x_compound_expr_from_list.
219 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
223 * pt.c (coerce_template_parameter_pack): Fix logic for
227 * constexpr.c (cxx_eval_loop_expr): Count iterations.
228 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
232 * constexpr.c (cxx_eval_array_reference): Handle looking for the
233 value of an element we're currently modifying.
235 2016-07-24 Jason Merrill <jason@redhat.com>
238 * pt.c (resolve_typename_type): Try to avoid calling
239 currently_open_class.
241 2016-07-23 Jason Merrill <jason@redhat.com>
244 * call.c (add_list_candidates): Handle VTT parm.
245 (build_new_method_call_1): Likewise.
249 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
252 * class.c (walk_subobject_offsets): Handle 0-length array.
255 * pt.c (tsubst): Also substitute into the template of a
256 BOUND_TEMPLATE_TEMPLATE_PARM.
259 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
262 * decl.c (reshape_init_r): Check complain for missing braces warning.
264 2016-07-22 Jason Merrill <jason@redhat.com>
267 * call.c (convert_like_real): Use lvalue_kind.
271 * pt.c (tsubst_baselink): Call
272 adjust_result_of_qualified_name_lookup for unqualified
275 2016-07-21 Jason Merrill <jason@redhat.com>
278 * semantics.c (apply_deduced_return_type): Call
279 complete_type_or_else before building the new RESULT_DECL.
282 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
283 (decl_constant_var_p): Use it instead.
286 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
290 * call.c (unsafe_copy_elision_p): It's OK to elide when
291 initializing an unknown object.
293 * call.c (build_over_call): Check unsafe_copy_elision_p even for
294 trivial constructors.
295 * method.c (do_build_copy_constructor): Don't copy tail padding
296 even in a trivial constructor.
298 2016-07-21 Jakub Jelinek <jakub@redhat.com>
301 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
302 Replace assert with test, return false if the goto isn't break
303 or continue. Formatting fix.
305 2016-07-21 Richard Biener <rguenther@suse.de>
307 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
310 2016-07-21 Jakub Jelinek <jakub@redhat.com>
313 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
314 save/restore bc_label array.
316 2016-07-21 Jason Merrill <jason@redhat.com>
319 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
320 error parsing the lambda-declarator.
323 * constexpr.c (cxx_eval_binary_expression): Handle comparison
324 between lowered and unlowered PTRMEM_CST.
327 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
328 Don't set c_inhibit_evaluation_warnings.
331 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
333 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
334 Jason Merrill <jason@redhat.com>
336 Improving concepts performance and diagnostics.
340 * cp-tree.def (CHECK_CONSTR): New.
341 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
342 (CHECK_CONSTR_ARGS): New.
343 * constraint.cc (make_predicate_constraint): Remove in favor of
344 normalize_expression.
345 (resolve_constraint_check): Actually return error_mark_node when
347 (resolve_variable_concept_check): Perform coercion as if processing
348 a template. Also return errors on resolution failure.
349 (lift_*): Remove all of these functions. Don't unnecessarily inline
351 (learn_*): Add facilities to memoize implications for subsumption
352 during normalization.
353 (expanding_concept): New.
354 (expand_concept): New. Return the inlined and normalized definition
355 of a concept when needed.
356 (transform_*, xform_*): Rename to normalize_* to better reflect the
357 responsibility of those functions.
358 (normalize_template_id_expression): Check for non-boolean operands
359 when possible. Generate check constraints instead of normal variable
361 (normalize_call_expression): Report errors when resolution fails.
362 (check_for_logical_overloads): Rewrite this check to more accurately
364 (normalize_atom): Check for overloaded calls and invalid types before
365 determining if the expression refers to a concept.
366 (build_constraints): Don't cache normalized constraints or decomposed
368 (finish_shorthand_constraint): Return a normalized expression instead
369 of a predicate constraint.
370 (finish_template_introduction): Same.
371 (placeholder_extract_concept_and_args): Rewrite this since we only
372 ever get check constraints here.
373 (equivalent_placeholder_constraints): Rewrite in terms of check
374 constraints, and handle error_mark_nodes correctly.
375 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
376 (tsubst_implicit_conversion_constr)
377 (tsubst_argument_deduction_constr, tsubst_exception_constr)
378 (tsubst_parameterized_constraint, tsubst_constraint): New.
379 (tsbust_conjunection): Replace with tsubst_logical_operator and
380 actually generate the right kind of constraint.
381 (tsubst_requirement_body): Reverse the order of substituted arguments
382 so that they appear in the order written (helps diagnostics).
383 (satisfy_check_constraint): New.
384 (satisfy_conjunction): Simplify.
385 (satisfy_disjunction): Same.
386 (satisfy_constraint_1): Handle check constraints.
387 (eval_constr): New (private) global state.
388 (evaluating_constraints_sentinel): New. Manages eval_constr.
389 (satisfy_constraint): Add timing variables.
390 (satisfy_associated_constraints): Add hooks for memoization.
391 (evaluate_function_concept): Build a check constraint instead of
392 normalizing its definition.
393 (evaluate_variable_concept): Same.
394 (evaluate_constraint_expression): Normalize, but in the current
395 declaration processing context.
396 (evaluating_constraints_p): New.
397 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
398 (diagnose_*): Remove artificial indentation. Add a new parameter to
399 each that tracks the current (complete) constraint prior to any
401 (diagnose_expression): Removed.
402 (diagnose_call_expression): Same.
403 (diagnose_template_id): Same.
404 (diagnose_template_id): New.
405 (diagnose_logical_constraint): New.
406 (diagnose_expression_constraint): Show the original expression.
407 (diagnose_type_constraint): Show the original type.
408 (diagnose_implicit_conversion_constraint): Be specific about
409 failures, don't re-diagnose a known-to-be-failed substitutions,
410 and manage elisions properly.
411 (diagnose_argument_deduction_constraint): Same.
412 (diagnose_exception_constraint): Same.
413 (diagnose_parameterized_constraint): Same.
414 (constraint_p): Allow EXPR_PACK_EXPANSION.
415 * logic.cc (next_by_distance): Removed. No longer used.
416 (any_p): Renamed from any_of.
417 (term_entry, term_hasher): New.
418 (term_list): Rewrite to include a hash table for quick lookup.
419 Also, make less stateful.
420 (proof_state): Extend to allow goals to be discharged once
422 (non_atomic_constraint_p): New.
423 (any_non_atomic_constraints_p): New.
424 (...rest...): Previous implementation completely replaced with an
425 iterative algorithm that opportunistically prunes the search space
426 before committing to using more memory.
427 * parser.c: (cp_parser_type_parameter): Normalize constraints.
428 (cp_parser_explicit_template_declaration): Same.
429 * pt.c: (finish_template_variable): Be less redundant with this error
431 (template_args_equal): No longer static.
432 (tsubst_decl): Don't try to find specializations of variables that
433 have already been instantiated.
434 (build_non_dependent_expr): Avoid infinite recursion during concept
436 (make_constrained_auto): Normalize constraints.
437 (do_auto_deduction): When doing auto deduction from a
438 partial-concept-id, be sure to include the explicit args checking
440 (constraint_sat_*): New. Memoize satisfied constraints.
441 (concept_spec_*): New. Memoize expressions associated with a concept
443 (constraint_memos, concept_memos): New.
444 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
445 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
446 (get_concept_expansion, save_concept_expansion): New.
447 (hash_subsumption_args): New.
448 (comp_subsumption_args): New.
449 (subsumption_*): New. Memoize parts of the subsumption relation.
450 (lookup_subsumption_result, save_subsumption_result): New.
451 (init_constraint_processing): Initialize memo tables.
452 (get_constraints): Shortcut if !flag_concepts.
453 * decl.c (grokfndecl): Normalize constraints.
454 * error.c (dump_simple_decl): Print "concept" when appropriate.
455 (dump_function_decl): Same.
456 (dump_template_decl): Don't write requirements when we're not
458 (dump_expr): Handle fold expressions.
459 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
461 (get_fold_operator): New.
462 (pp_cxx_unary_left_fold_expression): New.
463 (pp_cxx_unary_right_fold_expression): New.
464 (pp_cxx_binary_fold_expression): New.
465 (pp_cxx_check_constraint): New.
466 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
467 to make them easier to read when debugging.
468 * search.c (accessible_p): Don't shortcut when evaluating constraints.
469 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
471 2016-07-20 David Malcolm <dmalcolm@redhat.com>
475 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
477 (suggest_alternatives_for): If no candidates are found, try
478 lookup_name_fuzzy and report if if finds a suggestion.
479 (consider_binding_level): New function.
480 (lookup_name_fuzzy) New function.
481 * parser.c: Include gcc-rich-location.h.
482 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
484 (cp_keyword_starts_decl_specifier_p): ...this new function.
485 (cp_parser_diagnose_invalid_type_name): When issuing
486 "does not name a type" errors, attempt to make a suggestion using
488 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
489 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
490 types that are not CLASS_TYPE_P, rather than rejecting individual
493 2016-07-20 Jakub Jelinek <jakub@redhat.com>
496 * parser.c (cp_parser_save_member_function_body): Consume
497 __transaction_relaxed or __transaction_atomic with optional
498 attribute. Only skip catch with block if try keyword is seen.
501 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
502 when evaluating call arguments. Use fold_builtin_call_array instead
503 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
504 check the result with potential_constant_expression and call
505 cxx_eval_constant_expression on it.
507 2016-07-19 Jason Merrill <jason@redhat.com>
510 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
511 handle ARGUMENT_PACK_SELECT.
513 2016-07-18 Jakub Jelinek <jakub@redhat.com>
517 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
518 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
519 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
523 * call.c (build_op_call_1): Use convert_like_with_context only
524 if cand->fn is a decl.
527 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
528 For lval don't use cxx_eval_unary_expression and instead recurse
529 and if needed rebuild the reference.
532 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
535 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
536 fold *expr_p before genericizing it.
539 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
541 2016-07-15 Jason Merrill <jason@redhat.com>
544 * call.c (convert_like_real): Mask complain.
545 * semantics.c (perform_koenig_lookup): Likewise.
548 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
549 threw away DECL_SAVED_TREE.
553 * call.c (add_template_conv_candidate): Disable if there are
557 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
560 * pt.c (tsubst_attributes): Fix loop logic.
564 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
565 (cp_parser_simple_declaration): Diagnose type definition in
566 for-range-declaration.
569 * operators.def: Add *_FOLD_EXPR.
570 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
571 * mangle.c (write_expression): Handle fold-expressions.
572 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
573 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
574 partial instantiation.
577 * mangle.c (write_expression): Handle sizeof... an argument pack.
580 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
583 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
584 artificial variables.
586 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
588 * parser.c (cp_parser_oacc_declare): Don't scan for
590 * semantics.c (handle_omp_array_sections): Mark data clauses with
591 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
592 zero-length subarrays.
594 2016-07-11 Jason Merrill <jason@redhat.com>
596 * decl.c (store_parm_decls): Remove check for void parm.
598 2016-07-08 Jason Merrill <jason@redhat.com>
600 * cp-tree.h: Unpoison lvalue_p.
601 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
602 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
605 * tree.c (obvalue_p): Rename from lvalue_p.
606 (lvalue_p): Define for c-common.
607 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
609 (cp_build_addr_expr_1): Remove obsolete code.
611 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
612 * call.c, cp-tree.h, typeck.c: Adjust.
614 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
616 P0145R2: Refining Expression Order for C++.
617 * cp-gimplify.c (lvalue_has_side_effects): New.
618 (cp_gimplify_expr): Implement assignment ordering.
619 * call.c (op_is_ordered, build_over_call): Adjust for
620 -fargs-in-order renaming to -fstrong-eval-order.
621 * cp-gimplify.c (cp_gimplify_expr): Likewise.
623 2016-07-07 Jakub Jelinek <jakub@redhat.com>
624 Kai Tietz <ktietz70@googlemail.com>
628 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
629 artificial vars, genericize their initializers.
631 2016-07-05 David Malcolm <dmalcolm@redhat.com>
634 * parser.c (cp_parser_class_specifier_1): When reporting
635 missing semicolons, use a fixit-hint to suggest insertion
636 of a semicolon immediately after the closing brace,
637 offsetting the reported column accordingly.
639 2016-07-04 Jan Beulich <jbeulich@suse.com>
641 * lang-specs.h ("@c++-header"): Conditionalize "-o".
643 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
645 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
646 Move pragma context checking into...
647 (cp_parser_omp_cancellation_point): ... here, and improve
649 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
650 Improve diagnostic messages.
652 2016-06-28 Jakub Jelinek <jakub@redhat.com>
654 * Make-lang.in: Don't cat ../stage_current if it does not exist.
656 2016-06-24 Jason Merrill <jason@redhat.com>
658 P0145R2: Refining Expression Order for C++.
659 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
661 * tree.c (get_target_expr_sfinae): Handle bit-fields.
662 (build_target_expr): Call mark_rvalue_use.
664 2016-06-24 Jakub Jelinek <jakub@redhat.com>
666 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
667 (build_over_call): For magic == 3, do no conversion only on 3rd
670 2016-06-23 Andi Kleen <ak@linux.intel.com>
672 * Make-lang.in: Add support for autofdo.
674 2016-06-21 Jason Merrill <jason@redhat.com>
676 * constraint.cc (constraints_satisfied_p): Keep as many levels of
677 args as our template has levels of parms.
679 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
680 (type_dependent_expression_p): Use uses_outer_template_parms.
682 2016-06-20 David Malcolm <dmalcolm@redhat.com>
684 * parser.c (cp_parser_string_literal): Convert non-standard
685 concatenation error to directly use a rich_location, and
686 use that to add the location of the first literal to the
689 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
691 * decl.c (validate_constexpr_redeclaration): Change pair of errors
693 * error.c (dump_function_decl): Save the constexpr specifier too.
695 2016-06-17 Jakub Jelinek <jakub@redhat.com>
697 * tree.c (builtin_valid_in_constant_expr_p): Test for
698 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
700 (bot_manip): Likewise.
701 * call.c (magic_varargs_p): Likewise.
703 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
705 * decl.c (grokfndecl): Change pair of errors to error + inform.
707 2016-06-17 Jason Merrill <jason@redhat.com>
710 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
711 warning when there are dependent bases.
713 2016-06-17 Jakub Jelinek <jakub@redhat.com>
715 * semantics.c (handle_omp_array_sections_1): Don't ICE when
716 processing_template_decl when checking for bitfields and unions.
717 Look through REFERENCE_REF_P as base of COMPONENT_REF.
718 (finish_omp_clauses): Look through REFERENCE_REF_P even for
719 array sections with COMPONENT_REF bases.
721 2016-06-16 Jakub Jelinek <jakub@redhat.com>
723 * parser.c (cp_parser_omp_var_list_no_open): Call
724 convert_from_reference before cp_parser_postfix_dot_deref_expression.
725 * semantics.c (finish_omp_clauses): Don't ICE when
726 processing_template_decl when checking for bitfields and unions.
727 Look through REFERENCE_REF_P as base of COMPONENT_REF.
729 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
731 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
732 "%qF" in warning_at instead of "%q+F" in warning.
733 (check_redeclaration_exception_specification): Likewise in pedwarn
734 (and error, inform, for consistency).
735 * call.c (joust): Likewise.
737 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
740 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
741 code at the end of the for loop; also revert r159637 changes,
742 add back the gcc_assert.
743 * cp-tree.h (xref_basetypes): Adjust declaration.
744 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
746 2016-06-14 David Malcolm <dmalcolm@redhat.com>
748 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
750 2016-06-14 David Malcolm <dmalcolm@redhat.com>
752 * typeck.c: Include "gcc-rich-location.h".
753 (finish_class_member_access_expr): Simplify fixit code by
754 using gcc_rich_location::add_fixit_misspelled_id.
756 2016-06-14 Jason Merrill <jason@redhat.com>
758 P0145R2: Refining Expression Order for C++.
759 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
760 (CALL_EXPR_REVERSE_ARGS): New.
761 * call.c (build_new_op_1): Set them.
762 (extract_call_expr, op_is_ordered): New.
763 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
764 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
765 * pt.c (tsubst_copy_and_build): Copy new flags.
766 * semantics.c (simplify_aggr_init_expr): Likewise.
767 * tree.c (build_aggr_init_expr): Likewise.
768 (build_min_non_dep_op_overload): Likewise.
770 2016-06-14 Jakub Jelinek <jakub@redhat.com>
773 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
774 olddecl vars, preserve their TREE_READONLY bit.
777 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
779 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
781 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
783 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
785 * decl.c (grokdeclarator): Fix typo in pedwarn text.
787 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
790 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
793 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
797 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
800 * parser.c (cp_parser_class_head): When xref_basetypes fails and
801 emits an error do not zero the type.
803 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
805 * decl.c (maybe_deduce_size_from_array_init): Use
806 DECL_SOURCE_LOCATION in error_at.
807 (layout_var_decl): Likewise.
808 (check_array_initializer): Likewise.
809 (check_initializer): Likewise.
810 (duplicate_decls, check_elaborated_type_specifier): Tidy.
812 2016-06-08 Martin Sebor <msebor@redhat.com>
813 Jakub Jelinek <jakub@redhat.com>
817 * constexpr.c: Include gimple-fold.h.
818 (cxx_eval_internal_function): New function.
819 (cxx_eval_call_expression): Call it.
820 (potential_constant_expression_1): Handle integer arithmetic
822 * tree.c (builtin_valid_in_constant_expr_p): Handle
823 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
825 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
827 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
828 return value of tsubst_aggr_type for error_mark_node.
830 2016-06-08 Jakub Jelinek <jakub@redhat.com>
833 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
835 2016-06-06 Jakub Jelinek <jakub@redhat.com>
836 Patrick Palka <ppalka@gcc.gnu.org>
841 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
842 right after cp_fold call if cp_fold has returned the same stmt
843 already in some earlier cp_fold_r call.
844 (cp_fold_function): Add pset automatic variable, pass its address
847 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
850 * parser.c (cp_parser_class_head): When xref_basetypes fails and
851 emits an error do not zero the type.
853 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
856 * decl.c (duplicate_decls): Properly copy the
857 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
858 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
860 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
862 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
863 arguments as addressable when async clause exists.
865 2016-06-02 Jan Hubicka <jh@suse.cz>
867 * cp-gimplify.c (genericize_continue_stmt): Force addition of
870 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
872 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
873 (start_enum): Likewise.
874 * parser.c (cp_parser_class_head): Likewise.
876 2016-06-02 Jakub Jelinek <jakub@redhat.com>
879 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
880 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
881 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
882 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
883 to the newly built tree.
885 2016-05-31 Jason Merrill <jason@redhat.com>
887 * pt.c (instantiate_decl): Avoid recalculation.
892 * pt.c (instantiate_template_1): Don't put the partial
893 specialization in DECL_TI_TEMPLATE.
894 (partial_specialization_p, impartial_args): Remove.
895 (regenerate_decl_from_template): Add args parm.
896 (instantiate_decl): Look up the partial specialization again.
899 * pt.c (check_explicit_specialization): Give better diagnostic about
900 specializing a hidden friend.
902 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
905 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
906 to obtain correct locations; avoid redundant diagnostics on
907 out-of-class definitions.
909 2016-05-30 Martin Sebor <msebor@redhat.com>
912 * init.c (warn_placement_new_too_small): Handle placement new arguments
913 that are elements of arrays more carefully. Remove a pointless loop.
915 2016-05-30 Jakub Jelinek <jakub@redhat.com>
918 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
919 when combined with target construct.
920 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
921 to cp_parser_omp_all_clauses.
923 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
926 * lex.c (unqualified_name_lookup_error): Take a location too.
927 (unqualified_fn_lookup_error): Take a cp_expr.
928 * cp-tree.h (unqualified_name_lookup_error,
929 unqualified_fn_lookup_error): Adjust declarations.
930 * semantics.c (perform_koenig_lookup): Adjust
931 unqualified_fn_lookup_error call, pass the location of
932 the identifier too as part of a cp_expr.
934 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
937 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
938 to improve the diagnostic about wrong uses of 'virtual'.
940 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
943 * lambda.c (maybe_add_lambda_conv_op): Early return also when
944 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
946 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
950 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
951 decls into the global scope after stripping template bits
952 and setting DECL_ANTICIPATED.
954 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
957 * name-lookup.c (push_namespace): Return bool, false when pushdecl
959 * name-lookup.h (push_namespace): Adjust declaration.
960 * parser.c (cp_parser_namespace_definition): Check push_namespace
963 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
966 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
967 decls into the global scope after stripping template bits
968 and setting DECL_ANTICIPATED.
970 2016-05-26 Jakub Jelinek <jakub@redhat.com>
972 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
973 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
975 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
979 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
981 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
982 on the qualified_id then propagate it to the resulting
984 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
986 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
987 its REF_PARENTHESIZED_P flag.
989 2016-05-25 Jason Merrill <jason@redhat.com>
993 * cp-tree.h (enum tag_types): Add scope_type.
994 * parser.c (cp_parser_class_name): Use scope_type.
995 (prefer_type_arg): Handle scope_type.
996 (cp_parser_lookup_name): Use prefer_type_arg.
997 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
998 int prefer_type, use lookup_flags.
999 * name-lookup.h: Adjust.
1001 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1003 * parser.c (cp_parser_oacc_declare): Add support for
1004 GOMP_MAP_FIRSTPRIVATE_POINTER.
1005 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1006 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1008 (handle_omp_array_sections): Replace bool is_omp argument with enum
1009 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1010 (finish_omp_clauses): Add specific errors and warning messages for
1011 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1012 call to handle_omp_array_sections.
1014 2016-05-24 Jason Merrill <jason@redhat.com>
1017 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1019 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1021 2016-05-24 Martin Sebor <msebor@redhat.com>
1024 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1025 * pt.c (instantiate_class_template_1): Try to complete the element
1026 type of a flexible array member.
1027 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1028 * typeck.c (complete_type): Also complete the type of the elements of
1029 arrays with an unspecified bound.
1031 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1034 * typeck2.c (check_narrowing): Check pedwarn return value.
1036 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1039 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1040 For OMP_CLAUSE_LINEAR_REF don't require type to be
1041 integral or pointer.
1043 2016-05-24 Richard Biener <rguenther@suse.de>
1047 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1048 * constexpr.c (cxx_eval_array_reference): Handle indexed
1050 * typeck.c (cp_build_array_ref): Adjust.
1052 2016-05-23 Jason Merrill <jason@redhat.com>
1055 * constexpr.c (cxx_eval_call_expression): Check for
1056 fun == current_function_decl again.
1059 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1060 maybe_undo_parenthesized_ref.
1063 * pt.c (tsubst_copy): Just return a local variable from
1064 non-template context. Don't call rest_of_decl_compilation for
1065 duplicated static locals.
1066 (tsubst_decl): Set DECL_CONTEXT of local static from another
1069 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1072 * method.c (forward_parm): Use cp_build_reference_type.
1074 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1077 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1079 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1081 * pt.c (check_for_bare_parameter_packs): Improve error message
1082 location for expressions.
1084 2016-05-20 Nathan Sidwell <nathan@acm.org>
1086 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1088 (cxx_eval_call_expression): Fix comment grammar.
1090 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1093 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1094 and return immediately in case of erroneous code.
1096 2016-05-19 Marek Polacek <polacek@redhat.com>
1099 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1101 2016-05-19 Jason Merrill <jason@redhat.com>
1104 * pt.c (fn_type_unification): Add outer template args if needed.
1105 (type_unification_real): Handle getting full args.
1107 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1110 * parser.c (cp_parser_operator): For array new/delete, check that
1111 cp_parser_require returned a non-NULL token before dereferencing
1114 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1116 * decl.c (finish_enum_value_list): Use the specified mode.
1118 2016-05-18 Jason Merrill <jason@redhat.com>
1120 * pt.c (value_dependent_expression_p): Tweak new cases to better
1121 match the wording in the standard.
1123 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1126 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1127 when the previous cp_lexer_peek_token returns CPP_EOF.
1129 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1132 * call.c (convert_like_real): Check that we are actually converting
1135 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1137 * decl.c (grokdeclarator): Remove errmsg and use of
1138 targetm.invalid_return_type.
1139 (grokparms): Remove errmsg and use of
1140 targetm.invalid_parameter_type.
1142 2016-05-13 Jason Merrill <jason@redhat.com>
1146 * pt.c (tsubst_decl): Use uses_template_parms.
1147 (instantiate_template_1): Handle non-dependent calls in templates.
1148 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1149 (type_dependent_expression_p): Only consider innermost template args.
1150 (dependent_template_arg_p): Check enclosing class of a template here.
1151 (dependent_template_p): Not here.
1152 (type_dependent_object_expression_p): New.
1153 * typeck.c (finish_class_member_access_expr): Use it.
1154 * parser.c (cp_parser_postfix_expression): Use it.
1155 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1156 to detect the current instantiation.
1157 (cp_parser_lookup_name): Really implement DR 141.
1158 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1159 (any_dependent_bases_p): Split out from...
1160 * name-lookup.c (do_class_using_decl): ...here.
1161 * call.c (build_new_method_call_1): Use it.
1162 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1163 * tree.c (non_static_member_function_p): Remove.
1164 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1166 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1167 complete_type_or_else for unknown_type_node, too.
1169 2016-05-12 Marek Polacek <polacek@redhat.com>
1172 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1173 * cp-tree.h (cp_build_modify_expr): Update declaration.
1174 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1176 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1177 cp_build_modify_expr.
1178 * decl2.c (set_guard): Likewise.
1179 (handle_tls_init): Likewise.
1180 * init.c (perform_member_init): Likewise.
1181 (expand_virtual_init): Likewise.
1182 (build_new_1): Likewise.
1183 (build_vec_delete_1): Likewise.
1184 (get_temp_regvar): Likewise.
1185 (build_vec_init): Likewise.
1186 * method.c (do_build_copy_assign): Likewise.
1187 (assignable_expr): Likewise.
1188 * semantics.c (finish_omp_for): Likewise.
1189 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1191 (cp_pointer_int_sum): Add location parameter. Pass it down to
1193 (pointer_diff): Add location parameter. Use it.
1194 (build_modify_expr): Pass location down to cp_build_modify_expr.
1195 (cp_build_modify_expr): Add location parameter. Use it.
1196 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1197 * typeck2.c (cxx_incomplete_type_diagnostic,
1198 cxx_incomplete_type_error): Add location parameter.
1200 2016-05-11 Marek Polacek <polacek@redhat.com>
1203 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1205 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1207 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1208 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1210 2016-05-04 Marek Polacek <polacek@redhat.com>
1212 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1213 with OPT_Wdangling_else.
1215 2016-05-03 Martin Sebor <msebor@redhat.com>
1218 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1219 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1221 2016-05-03 Marek Polacek <polacek@redhat.com>
1224 * call.c (build_cxx_call): Pass location and vNULL down to
1225 check_builtin_function_arguments.
1227 2016-05-03 Richard Biener <rguenther@suse.de>
1229 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1230 the checksum from the previous stage.
1232 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1235 * typeck.c (finish_class_member_access_expr): When
1236 giving a hint about a possibly-misspelled member name,
1237 add a fix-it replacement hint.
1239 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1241 * cp-tree.h (finish_omp_clauses): Update prototype.
1242 * parser.c (cp_parser_oacc_all_clauses): Update call to
1244 (cp_parser_omp_all_clauses): Likewise.
1245 (cp_parser_omp_for_loop): Likewise.
1246 (cp_omp_split_clauses): Likewise.
1247 (cp_parser_oacc_cache): Likewise.
1248 (cp_parser_oacc_loop): Likewise.
1249 (cp_parser_omp_declare_target):
1250 (cp_parser_cilk_simd_all_clauses): Likewise.
1251 (cp_parser_cilk_for): Likewise.
1252 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1253 arguments with enum c_omp_region_type ort.
1254 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1255 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1256 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1257 (tsubst_expr): Update calls to tsubst_omp_clauses.
1258 * semantics.c (finish_omp_clauses): Replace bool arguments
1259 allow_fields, declare_simd, and is_cilk with bitmask ort.
1260 (finish_omp_for): Update call to finish_omp_clauses.
1262 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1265 * parser.c (cp_parser_class_head): Capture the start location;
1266 use it to emit a fix-it insertion hint when complaining
1267 about missing "template <> " in explicit specializations.
1269 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1271 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1273 2016-05-02 Richard Biener <rguenther@suse.de>
1275 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1278 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1281 * class.c (check_field_decl): Remove final int* parameter, change
1282 the return type to bool; fix logic in order not to reject multiple
1283 initialized fields in anonymous struct.
1284 (check_field_decls): Adjust call.
1286 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1289 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1290 OACC_LOOP_CLAUSE_MASK.
1291 (cp_parser_oacc_kernels_parallel): Update call to
1292 c_oacc_split_loop_clauses.
1294 2016-04-28 Jason Merrill <jason@redhat.com>
1296 Implement C++17 [[nodiscard]] attribute.
1299 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1300 * tree.c (handle_nodiscard_attribute): New.
1301 (cxx_attribute_table): Add [[nodiscard]].
1302 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1303 (maybe_warn_nodiscard): New.
1304 (convert_to_void): Call it.
1306 * cvt.c (cp_get_callee): New.
1307 * constexpr.c (get_function_named_in_call): Use it.
1308 * cxx-pretty-print.c (postfix_expression): Use it.
1309 * except.c (check_noexcept_r): Use it.
1310 * method.c (check_nontriv): Use it.
1311 * tree.c (build_aggr_init_expr): Use it.
1312 * cp-tree.h: Declare it.
1314 2015-04-27 Ryan Burn <contact@rnburn.com>
1315 Jeff Law <law@redhat.com>
1319 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1320 instead of cilk_detect_spawn_and_unwrap.
1321 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1323 (cilk_cp_detect_spawn_and_unwrap): New.
1324 * lambda.c: Include cp-cilkplus.h.
1325 * parser.c: Include cp-cilkplus.h.
1326 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1327 * cp-cilkpus.h: New file.
1329 2016-04-27 Nathan Sidwell <nathan@acm.org>
1331 * constexpr.c (get_fundef_copy): Use the original function for
1332 non-recursive evaluations.
1333 (save_fundef_copy): Always expect a slot to be available.
1335 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1337 * parser.c (cp_parser_postfix_expression): Call
1338 warn_for_memset instead of warning directly here.
1340 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1343 * decl.c (build_enumerator): Set current_access_specifier when
1344 declaring an enumerator belonging to an in-class enumeration.
1345 * parser.c (cp_parser_check_access_in_redecleration): Also
1346 consider in-class enumerations.
1348 2016-04-26 Marek Polacek <polacek@redhat.com>
1351 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1352 instead of stabilize_reference.
1353 (build_over_call): Likewise.
1354 * cp-tree.h (cp_stabilize_reference): Declare.
1355 * tree.c (cp_stabilize_reference): New function.
1356 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1357 stabilize_reference.
1358 (unary_complex_lvalue): Likewise.
1359 (cp_build_modify_expr): Likewise.
1361 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1364 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1367 2016-04-25 Jason Merrill <jason@redhat.com>
1369 * tree.c (std_attribute_table): New.
1370 (init_tree): Register it.
1372 2016-04-22 Jason Merrill <jason@redhat.com>
1374 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1376 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1378 * name-lookup.c (free_saved_scope): New free list of saved_scope
1380 (push_to_top_level): Attempt to reuse a saved_scope struct
1381 from free_saved_scope instead of allocating a new one each time.
1382 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1383 onto free_saved_scope.
1385 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1388 * semantics.c (process_outer_var_ref): Unconditionally return
1389 error_mark_node when mark_used returns false.
1391 2016-04-21 Marek Polacek <polacek@redhat.com>
1394 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1395 extra qualification.
1397 2016-04-20 Nathan Sidwell <nathan@acm.org>
1400 * init.c (build_vec_delete_1): Protect operator delete call in try
1402 (build_delete): Likewise.
1403 * optimize.c (build_delete_destructor_body): Likewise.
1405 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1408 * cp-tree.h (finish_omp_clauses): Add new default argument.
1409 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1410 instead of c_finish_cilk_clauses.
1411 * semantics.c (finish_omp_clauses): Add new argument. Allow
1412 floating-point variables in the linear clause for Cilk Plus.
1414 2016-04-20 Nathan Sidwell <nathan@acm.org>
1416 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1419 2016-04-19 Jason Merrill <jason@redhat.com>
1422 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1423 * pt.c (make_pack_expansion): Call mark_exp_read.
1424 * semantics.c (finish_id_expression): Call mark_type_use in
1425 unevaluated context.
1428 * call.c (implicit_conversion): If we choose a copy constructor
1429 for list-initialization from the same type, the conversion is an
1432 * constexpr.c (breaks): Handle EXIT_EXPR.
1433 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1434 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1439 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1442 * pt.c (tsubst_expr): Remove shadowing declaration.
1443 (tsubst_pack_expansion): Add assert.
1445 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1448 * name-lookup.c (qualified_lookup_using_namespace): Look through
1451 2016-04-18 Michael Matz <matz@suse.de>
1453 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1454 (layout_class_type): Ditto.
1455 (build_base_field): Use SET_DECL_ALIGN.
1456 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1457 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1458 (record_unknown_type): Use SET_TYPE_ALIGN.
1459 (cxx_init_decl_processing): Ditto.
1460 (copy_type_enum): Ditto.
1461 (grokfndecl): Use SET_DECL_ALIGN.
1462 (copy_type_enum): Use SET_TYPE_ALIGN.
1463 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1465 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1466 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1467 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1468 * rtti.c (emit_tinfo_decl): Ditto.
1470 2016-04-18 Jason Merrill <jason@redhat.com>
1474 * class.c (type_maybe_constexpr_default_constructor): New.
1475 (type_has_constexpr_default_constructor): Revert.
1477 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1481 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1482 (handle_com_interface_attribute): Delete.
1484 2016-04-15 Jason Merrill <jason@redhat.com>
1487 * constexpr.c (get_fundef_copy): Handle null *slot.
1490 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1491 unknown_type_node, too.
1493 2016-04-15 Jason Merrill <jason@redhat.com>
1494 Nathan Sidwell <nathan@acm.org>
1497 * constexpr.c (constexpr_call_table): Preserve in GC.
1498 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1499 (fundef_copies_table): Preserve in GC. Change to pointer to
1501 (maybe_initialize_fundef_copies_table): Adjust.
1502 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1503 (save_fundef_copy): Adjust for a TREE_LIST.
1504 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1505 (fini_constexpr): New.
1506 * cp-tree.h (fini_constexpr): Declare.
1507 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1509 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1512 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1514 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1515 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1516 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1517 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1518 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1519 cp_parser_statement.
1520 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1521 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1522 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1523 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1524 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1525 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1526 cp_parser_omp_taskloop, cp_parser_omp_construct,
1527 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1528 Add IF_P argument, pass it down where needed.
1529 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1530 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1533 2016-04-14 Jason Merrill <jason@redhat.com>
1536 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1537 * typeck2.c (split_nonconstant_init_1): Use it.
1540 * class.c (type_has_constexpr_default_constructor): Return true
1541 for an implicitly declared constructor.
1544 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1545 (cp_parser_simple_declaration): Pass it.
1546 (strip_declarator_types): New.
1549 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1550 initializer also makes the variable value-dependent.
1553 * constexpr.c (cxx_eval_store_expression): Also copy
1554 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1556 2016-04-14 Martin Sebor <msebor@redhat.com>
1561 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1563 2016-04-14 Jason Merrill <jason@redhat.com>
1565 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1566 parameter ABI change.
1568 2016-04-13 Martin Sebor <msebor@redhat.com>
1573 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1575 * decl.c (check_initializer, cp_finish_decl): Call them.
1576 (reshape_init_r): Reject incompletely braced intializer-lists
1578 * init.c (throw_bad_array_length, build_vla_check)
1579 (build_vla_size_check, build_vla_init_check): Define new functions.
1580 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1582 (store_init_value): Same.
1584 2016-04-13 Jason Merrill <jason@redhat.com>
1586 Warn about empty parameter ABI with -Wabi=9.
1587 * call.c (empty_class_msg, mark_for_abi_warning)
1588 (warn_empty_class_abi): New.
1589 (build_call_a): Use them.
1590 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1591 * error.c (pp_format_to_string): New.
1593 Pass empty class parameters like C.
1594 * call.c (pass_as_empty_struct, empty_class_arg): New.
1595 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1596 (build_call_a): Use empty_class_arg.
1597 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1598 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1600 2016-04-13 Jason Merrill <jason@redhat.com>
1603 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1605 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1608 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1609 avoidance mechanism.
1611 2016-04-13 Jason Merrill <jason@redhat.com>
1614 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1615 from instantiation_dependent_expression_p.
1616 (value_dependent_expression_p): Use it for unevaluated operands.
1617 (instantiation_dependent_r): Don't check value-dependence.
1618 (instantiation_dependent_expression_p): Check
1619 value-dependence of the expression as a whole.
1620 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1621 * semantics.c (finish_decltype_type): Use it.
1623 * constexpr.c (potential_nondependent_constant_expression): New.
1624 (potential_nondependent_static_init_expression): New.
1625 (maybe_constant_value_1, fold_non_dependent_expr)
1626 (maybe_constant_init): Use them.
1627 * pt.c (instantiate_non_dependent_expr_sfinae)
1628 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1630 * cp-tree.h: Declare them.
1632 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1635 * decl.c (pop_labels_1): Removed.
1636 (note_label, sort_labels): New functions.
1637 (pop_labels): During named_labels traversal, just push the slot
1638 pointers into a vector, then qsort it by DECL_UID and only then
1639 call pop_label and chain it into BLOCK_VARS.
1641 2016-04-13 Jason Merrill <jason@redhat.com>
1644 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1645 (cp_gimplify_expr): Not here.
1647 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1650 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1652 * typeck.c (build_x_conditional_expr): Unconditionally remember
1653 that the result is an lvalue or xvalue.
1655 2016-04-12 Jason Merrill <jason@redhat.com>
1657 * class.c (is_really_empty_class): A zero-length array is empty.
1658 An unnamed bit-field doesn't make a class non-empty.
1660 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1663 * parser.c (cp_parser_cache_defarg): When file ends in default
1664 argument simply return error_mark_node.
1666 2016-04-12 Nathan Sidwell <nathan@acm.org>
1669 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1672 2016-04-11 Jason Merrill <jason@redhat.com>
1674 * mangle.c (decl_is_template_id): The template itself counts as a
1677 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1681 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1682 on the result if it's not a CONSTRUCTOR.
1684 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1687 * constexpr.c (find_constructor): New function.
1688 (unshare_constructor): New function.
1689 (cxx_eval_call_expression): Use unshare_constructor instead of
1691 (find_array_ctor_elt): Likewise.
1692 (cxx_eval_vec_init_1): Likewise.
1693 (cxx_eval_store_expression): Likewise.
1694 (cxx_eval_constant_expression): Likewise.
1696 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1699 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
1700 potentially generating a future -Wparentheses warning in its
1703 2016-04-06 Jason Merrill <jason@redhat.com>
1705 * class.c (check_abi_tags): Fix function template handling.
1707 2016-04-05 Nathan Sidwell <nathan@acm.org>
1710 * class.c (fixup_may_alias): New.
1711 (fixup_attribute_variants): Call it.
1713 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1716 * constexpr.c (struct fundef_copy): New struct.
1717 (struct fundef_copies_table_t): New struct.
1718 (fundef_copies_table): New static variable.
1719 (maybe_initialize_fundef_copies_table): New static function.
1720 (get_fundef_copy): New static function.
1721 (save_fundef_copy): New static function.
1722 (cxx_eval_call_expression): Use get_fundef_copy, and
1724 (constexpr_call_table): Add "deletable" GTY marker.
1726 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1729 * cp-tree.h (class cache_map): Remove.
1730 * constexpr.c (cv_cache): Change type to
1731 GTY((deletable)) hash_map<tree, tree> *.
1732 (maybe_constant_value): Adjust following the change to cv_cache.
1733 (clear_cv_cache): New static function.
1734 (clear_cv_and_fold_caches): Use it.
1735 * cp-gimplify.c (fold_cache): Change type to
1736 GTY((deletable)) hash_map<tree, tree> *.
1737 (clear_fold_cache): Adjust following the change to fold_cache.
1738 (cp_fold): Likewise.
1740 2016-04-02 Martin Sebor <msebor@redhat.com>
1746 * constexpr.c (diag_array_subscript): New function.
1747 (cxx_eval_array_reference): Detect out of bounds array indices.
1749 2016-04-01 Jason Merrill <jason@redhat.com>
1753 * pt.c (instantiate_decl): A function isn't fully defined if
1754 DECL_INITIAL is error_mark_node.
1755 * constexpr.c (cxx_eval_call_expression): Likewise.
1757 2016-04-01 Jakub Jelinek <jakub@redhat.com>
1758 Marek Polacek <polacek@redhat.com>
1761 * init.c (warn_placement_new_too_small): Test whether
1762 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
1764 2016-04-01 Nathan Sidwell <nathan@acm.org>
1767 * decl.c (check_redeclaration_exception_specification): Check
1768 regardless of -fno-exceptions.
1769 * typeck2.c (merge_exception_specifiers): Relax assert by checking
1770 flag_exceptions too.
1772 2016-03-31 Nathan Sidwell <nathan@acm.org>
1774 * decl.c (start_preparsed_function): Remove unnecessary bracing.
1775 (finish_destructor_body): Don't emit operator delete here.
1777 2016-03-31 Nathan Sidwell <nathan@acm.org>
1780 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
1781 elements in field order.
1783 2016-03-31 Marek Polacek <polacek@redhat.com>
1786 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
1788 2016-03-31 Richard Biener <rguenther@suse.de>
1791 * typeck.c (cp_build_binary_op): Fix operand order of vector
1792 conditional in truth op handling.
1794 2016-03-29 Jason Merrill <jason@redhat.com>
1797 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
1798 in constexpr functions.
1800 2016-03-28 Jason Merrill <jason@redhat.com>
1805 * decl.c, pt.c, constexpr.c: Revert last patch.
1807 2016-03-25 Jason Merrill <jason@redhat.com>
1808 Martin Liška <mliska@suse.cz>
1813 * decl.c (cp_fname_init): Decay the initializer to pointer.
1814 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
1815 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1816 Don't call cp_finish_decl.
1817 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
1818 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
1819 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
1820 Handle DECL_VALUE_EXPR.
1822 2016-03-24 Jason Merrill <jason@redhat.com>
1825 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
1828 * constexpr.c (cxx_eval_call_expression): Don't cache result if
1831 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
1834 * tree.c (build_cplus_array_type): Determine type-dependentess
1835 with uses_template_parms instead of with dependent_type_p.
1837 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1840 * typeck.c (process_init_constructor_union): If the initializer
1841 is empty, use the union's NSDMI if it has one.
1843 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1846 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
1847 NSDMI that's part of an aggregrate initialization.
1849 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1852 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
1853 for 1..max even for multi-dimensional arrays. Call unshare_expr
1857 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
1858 on TREE_OVERFLOW constants.
1861 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
1862 for OMP_TASKLOOP here.
1863 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
1864 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
1866 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
1867 Jason Merrill <jason@redhat.com>
1868 Jakub Jelinek <jakub@redhat.com>
1871 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1872 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1873 (finish_function): Don't set or test them.
1874 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
1876 2016-03-23 Jason Merrill <jason@redhat.com>
1879 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
1881 2016-03-23 Marek Polacek <polacek@redhat.com>
1884 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
1886 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1888 * call.c (build_conditional_expr_1): Always use original
1889 condition type for vector type checks and build.
1891 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1894 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
1896 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1899 * constexpr.c (non_const_var_error): Check
1900 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1902 2016-03-21 Richard Henderson <rth@redhat.com>
1905 * decl.c (notice_forced_label_r): New.
1906 (cp_finish_decl): Use it.
1908 2016-03-21 Jason Merrill <jason@redhat.com>
1911 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
1913 2016-03-18 Jason Merrill <jason@redhat.com>
1916 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
1919 * class.c (vptr_via_virtual_p): New.
1920 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
1921 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
1922 a vptr from any virtual base in a not-in-charge 'structor.
1924 * decl.c (build_clobber_this): Factor out of
1925 start_preparsed_function and begin_destructor_body. Handle
1926 virtual bases better.
1928 * class.c (build_if_in_charge): Split out from build_base_path.
1929 * init.c (expand_virtual_init, expand_default_init): Use it.
1930 * call.c (build_special_member_call): Use it.
1932 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1935 * init.c (build_new_1): Complain and return error_mark_node
1936 if alloc_fn is not _Jv_AllocObject function returning pointer.
1938 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1941 * search.c (adjust_result_of_qualified_name_lookup): Don't
1942 update the BASELINK_BINFO of DECL if the second call
1943 to lookup_base fails.
1945 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1948 * parser.c (cp_parser_lambda_expression): Move call to
1949 pop_deferring_access_checks ahead of the call to
1950 cp_parser_end_tentative_firewall.
1952 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1955 * cp-tree.h (magic_varargs_p): Return int instead of bool.
1956 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
1957 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
1959 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
1960 if magic_varargs_p == 1, call decay_conversion
1961 instead of mark_type_use. Don't store error_mark_node arguments to
1962 argarray, instead return error_mark_node.
1965 * decl.c (begin_destructor_body): Don't insert clobber if
1966 is_empty_class (current_class_type).
1968 2016-03-17 Marek Polacek <polacek@redhat.com>
1971 * typeck.c (warn_for_null_address): New function.
1972 (cp_build_binary_op): Call it.
1974 2016-03-16 Jason Merrill <jason@redhat.com>
1977 * decl.c (start_preparsed_function): Don't clobber an empty base.
1979 2016-03-16 Jakub Jelinek <jakub@redhat.com>
1982 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
1983 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
1986 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
1987 set in_base_initializer.
1989 2016-03-15 Marek Polacek <polacek@redhat.com>
1992 * tree.c (strip_typedefs): Call strip_typedefs again on the
1993 DECL_ORIGINAL_TYPE result.
1995 2016-03-15 Jason Merrill <jason@redhat.com>
1998 * pt.c (instantiate_decl): Fix call to variable_template_p.
2001 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2003 2016-03-14 Casey Carter <casey@carter.net>
2004 Jason Merrill <jason@redhat.com>
2006 P0184R0: Generalizing the Range-Based For Loop
2007 * parser.c (cp_convert_range_for): Set the type of __end separately.
2008 (cp_parser_perform_range_for_lookup): Allow different begin/end
2009 types if they are comparable.
2011 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2014 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2015 processing_template_decl and EXPR is a SCOPE_REF.
2017 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2018 Jakub Jelinek <jakub@redhat.com>
2021 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2022 return value from cxx_eval_constant_expression from earlier
2023 elements if it is valid constant initializer requiring no
2026 2016-03-10 Marek Polacek <polacek@redhat.com>
2029 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2031 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2033 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2034 when calling c_finish_omp_clauses.
2036 2016-03-08 Jason Merrill <jason@redhat.com>
2038 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2039 diagnostic for use of "concept".
2040 (cp_parser_requires_clause_opt): And "requires".
2041 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2042 (cp_parser_explicit_template_declaration): Adjust.
2043 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2045 P0036R0: Unary Folds and Empty Parameter Packs
2046 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2048 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2051 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2052 even after the last iteration of the loop.
2054 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2056 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2059 * pt.c (get_template_info): Handle PARM_DECL.
2060 (template_class_depth): Check DECL_P instead of
2061 VAR_OR_FUNCTION_DECL_P.
2063 2016-03-05 Jason Merrill <jason@redhat.com>
2066 * constexpr.c (cxx_eval_store_expression): Replace
2067 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2069 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2072 * pt.c (template_class_depth): Given a lambda type, iterate
2073 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2074 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2077 2016-03-04 Jason Merrill <jason@redhat.com>
2080 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2081 * init.c (build_vec_delete_1): Set it.
2082 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2084 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2086 * decl.c (start_preparsed_function): Don't emit start clobber at the
2087 start of constructor clones.
2090 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2091 * decl.c (start_preparsed_function): Call
2092 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2093 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2094 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2096 2016-03-04 Jason Merrill <jason@redhat.com>
2099 * constexpr.c (cxx_eval_component_reference): Further tweak.
2101 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2102 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2103 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2104 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2107 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2110 2016-03-03 Jason Merrill <jason@redhat.com>
2112 * method.c (synthesized_method_walk): operator= can also be constexpr.
2114 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2115 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2118 * pt.c (copy_template_args): New.
2119 (tsubst_pack_expansion): Use it.
2121 * call.c (build_aggr_conv): Use get_nsdmi.
2124 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2127 * constexpr.c (cxx_eval_component_reference): Just return an empty
2128 CONSTRUCTOR for an empty class.
2130 2016-03-01 Jason Merrill <jason@redhat.com>
2133 * parser.c (cp_parser_requires_clause): Call
2134 check_for_bare_parameter_packs.
2137 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2141 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2142 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2143 [TARGET_EXPR]: Unshare init.
2145 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2149 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2152 2016-02-28 Jason Merrill <jason@redhat.com>
2155 * constexpr.c (cxx_eval_store_expression): Unshare init.
2157 2016-02-26 Jason Merrill <jason@redhat.com>
2160 * pt.c (make_argument_pack): New.
2161 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2162 (tsubst_copy_and_build): Likewise.
2164 2016-02-25 Jason Merrill <jason@redhat.com>
2167 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2168 * tree.c (build_aggr_init_expr): Set it.
2169 * semantics.c (simplify_aggr_init_expr): Check it.
2170 * cp-gimplify.c (cp_genericize_r): Don't walk into
2171 a call/aggr_init from a thunk.
2174 * method.c (forward_parm): Handle parameter packs.
2175 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2178 * constexpr.c (cxx_eval_component_reference): Don't complain about
2179 unevaluated empty classes.
2182 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2184 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2187 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2188 (maybe_undo_parenthesized_ref): Declare.
2189 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2191 (finish_call_expr): Use it.
2192 * typeck.c (check_return_expr): Use it.
2193 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2194 REF_PARENTHESIZED_P flag.
2196 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2199 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2201 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2203 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2204 unless they are folded into INTEGER_CST, error_mark_node or some
2205 comparison with NULL, avoid folding them and use either the original
2206 comparison or non-folded comparison of folded arguments.
2207 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2208 comparison, don't fold the comparison right away.
2210 2016-02-24 Jason Merrill <jason@redhat.com>
2213 * friend.c (make_friend_class): Likewise.
2214 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2216 2016-02-24 Jason Merrill <jason@redhat.com>
2219 * pt.c (instantiate_class_template_1): Set
2220 processing_template_decl before substituting friend_type.
2222 016-02-24 Martin Sebor <msebor@redhat.com>
2225 * tree.c (build_ctor_subob_ref): Compare types' main variants
2226 instead of the types as they are.
2228 2016-02-24 Jason Merrill <jason@redhat.com>
2230 * decl.c (start_preparsed_function): Condition ctor clobber on
2231 flag_lifetime_dse > 1.
2233 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2235 2016-02-19 Jason Merrill <jason@redhat.com>
2238 * call.c (remaining_arguments): No longer static.
2239 * cp-tree.h: Declare it.
2240 * pt.c (more_specialized_fn): Use it.
2242 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2243 Bernd Edlinger <bernd.edlinger@hotmail.de>
2245 * Make-lang.in: Invoke gperf with -L C++.
2246 * cfns.gperf: Remove prototypes for hash and libc_name_p
2248 * cfns.h: Regenerated.
2249 * except.c (nothrow_libfn_p): Adjust.
2251 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2254 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2255 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2257 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2260 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2262 * semantics.c (finish_call_expr): Don't assume a constructor
2263 call is dependent if only the "this" pointer is dependent. When
2264 building a constructor call, always use a dummy object.
2266 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2269 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2271 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2272 operators if folding preserved the binop, just with different
2276 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2277 attr_spec is always single element chain, chain all the attributes
2278 properly together in the right order.
2280 2016-02-18 Jason Merrill <jason@redhat.com>
2282 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2284 (mangle_decl): Call maybe_check_abi_tags for function scope.
2285 (mangle_guard_variable): Call maybe_check_abi_tags here.
2286 (write_guarded_var_name): Not here.
2288 2016-02-17 Jason Merrill <jason@redhat.com>
2291 * constexpr.c (build_constexpr_constructor_member_initializers):
2292 Handle an additional STATEMENT_LIST.
2295 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2298 * decl2.c (reset_type_linkage_2): Look through member templates.
2300 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2303 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2305 2016-02-17 Jason Merrill <jason@redhat.com>
2308 * method.c (forward_parm): Split out from...
2309 (add_one_base_init): ...here.
2310 * lambda.c (maybe_add_lambda_conv_op): Use it.
2312 2016-02-16 Jason Merrill <jason@redhat.com>
2316 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2317 tree.c, typeck2.c: Revert earlier changes.
2318 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2319 non-type templates after -> or .
2321 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2324 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2326 2016-02-16 Jason Merrill <jason@redhat.com>
2329 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2330 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2331 * name-lookup.h: Adjust.
2333 2016-02-16 James Norris <jnorris@codesourcery.com>
2335 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2336 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2338 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2341 * init.c (expand_default_init): Only call reshape_init
2342 in the direct-initialization from an initializer list case.
2344 2016-02-15 Jason Merrill <jason@redhat.com>
2347 * semantics.c (finish_call_expr): Implicit 'this' does not make
2349 * search.c (any_dependent_bases_p): Split out...
2350 * name-lookup.c (do_class_using_decl): ...from here.
2351 * call.c (build_new_method_call_1): Don't complain about missing object
2352 if there are dependent bases. Tweak error.
2353 * tree.c (non_static_member_function_p): Remove.
2354 * pt.c (type_dependent_expression_p): A member template of a
2355 dependent type is dependent.
2356 * cp-tree.h: Adjust.
2359 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2361 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2364 * pt.c (lookup_and_finish_template_variable): New function,
2366 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2367 (tsubst_qualified_id): Consider that EXPR might be a variable
2369 * typeck.c (check_template_keyword): Don't emit an error
2370 if DECL is a variable template.
2372 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2374 * error.c: Spelling fixes - behaviour -> behavior and
2375 neighbour -> neighbor.
2377 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2379 * init.c (build_delete): Likewise.
2381 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2384 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2385 arguments for -Waddress warning. Fix up formatting.
2387 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2390 * pt.c (lookup_template_class_1): Check tsubst return value for
2393 2016-02-10 Jason Merrill <jason@redhat.com>
2396 * pt.c (resolve_nondeduced_context): Add complain parm.
2397 (do_auto_deduction): Pass it.
2398 * cvt.c (convert_to_void): Likewise.
2399 * decl.c (cp_finish_decl): Likewise.
2400 * init.c (build_new): Likewise.
2401 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2402 * semantics.c (finish_decltype_type): Likewise.
2403 * typeck.c (decay_conversion): Likewise.
2404 * cp-tree.h: Adjust declaration.
2405 * call.c (standard_conversion): Add complain parm, pass it along.
2406 (implicit_conversion): Pass it.
2409 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2410 (lookup_name_real_1): Likewise.
2411 (remove_hidden_names): Handle non-functions too.
2414 * parser.c (cp_parser_lookup_name): When looking for a template
2415 after . or ->, only consider class templates.
2416 (cp_parser_postfix_dot_deref_expression): Handle the current
2417 instantiation. Remember a dependent object expression.
2418 * typeck2.c (build_x_arrow): Handle the current instantiation.
2420 * ptree.c (debug_tree): Implement for cp_expr.
2422 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2425 * parser.c (cp_parser_simple_type_specifier): Make the check
2426 for disambiguating between an 'auto' placeholder and an implicit
2427 template parameter more robust.
2429 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2433 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2434 setting its TREE_USED flag.
2436 2016-02-08 Jason Merrill <jason@redhat.com>
2439 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2442 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2445 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2446 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2448 2016-02-08 Marek Polacek <polacek@redhat.com>
2451 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2452 Call clear_fold_cache.
2453 * cp-tree.h: Adjust declaration.
2454 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2455 rather than clear_cv_cache and clear_fold_cache.
2456 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2458 2016-02-08 Jason Merrill <jason@redhat.com>
2460 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2461 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2462 (ocp_convert): Use *_maybe_fold.
2463 (cp_convert_to_pointer): Add dofold parameter.
2464 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2466 2016-02-05 Martin Sebor <msebor@redhat.com>
2469 * init.c (find_field_init): New function.
2470 (warn_placement_new_too_small): Call it. Handle one-element arrays
2471 at ends of structures special.
2473 2016-02-05 Jason Merrill <jason@redhat.com>
2476 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2477 make sure we've seen_error().
2479 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2482 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2483 if lookup_fnfields returns NULL_TREE and the name being looked
2484 up has the form A::A.
2486 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2488 * constexpr.c (cxx_eval_binary_expression): Fold equality
2489 comparisons involving PTRMEM_CSTs.
2491 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2493 * class.c (find_flexarrays): Don't declare dom variable.
2494 (diagnose_flexarray): Likewise.
2496 2016-02-02 Martain Sebor <msebor@redhat.com>
2503 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2504 of a flexible array member for equality to null.
2505 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2506 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2507 (check_flexarrays): Same.
2508 * decl.c (compute_array_index_type): Avoid special case for flexible
2510 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2512 * error.c (dump_type_suffix): Revert changes introduced in r231665
2513 and rendered unnecessary by the changes above.
2514 * pt.c (tsubst): Same.
2515 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2516 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2517 (process_init_constructor_array): Same.
2518 (process_init_constructor_record): Same.
2520 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2523 * pt.c (try_one_overload): Handle comparing argument packs so
2524 that there is no conflict if we deduced more arguments of an
2525 argument pack than were explicitly specified.
2527 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2528 Jason Merrill <jason@redhat.com>
2531 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2532 function type if nothing is changing.
2534 2016-01-31 Jason Merrill <jason@redhat.com>
2537 * pt.c (partial_specialization_p, impartial_args): New.
2538 (instantiate_decl): Call impartial_args.
2540 * mangle.c (maybe_check_abi_tags): New.
2541 (write_guarded_var_name): Call it.
2542 (mangle_ref_init_variable): Call check_abi_tags.
2544 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2545 between template and instantiation.
2547 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2550 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2551 function declarations.
2553 2016-01-29 Marek Polacek <polacek@redhat.com>
2557 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2558 out of bound" error earlier.
2559 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2562 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2564 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2565 structure, update free_binding_level before the structure's
2566 level_chain field gets cleared, not after.
2568 2016-01-28 Jason Merrill <jason@redhat.com>
2571 * search.c (dfs_walk_once, dfs_walk_once_r)
2572 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2573 hash_set instead of BINFO_MARKED.
2574 (dfs_unmark_r): Remove.
2576 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2579 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2580 (cp_lexer_debugging_p): Use it.
2581 (cp_lexer_start_debugging): Likewise.
2582 (cp_lexer_stop_debugging): Likewise.
2584 2016-01-27 Marek Polacek <polacek@redhat.com>
2587 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2588 needed. Add -Wsign-compare warning.
2590 2016-01-27 Ryan Burn <contact@rnburn.com>
2593 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2594 superfluous post_p argument in call to
2595 cilk_gimplify_call_params_in_spawned_fn.
2597 2016-01-27 Marek Polacek <polacek@redhat.com>
2600 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2601 wrapped in NOP_EXPRs.
2603 2016-01-27 Martin Sebor <msebor@redhat.com>
2606 * mangle.c (mangle_decl): Reference the correct (saved) version
2607 of the ABI in -Wabi diagnostics.
2609 2016-01-27 Marek Polacek <polacek@redhat.com>
2612 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2613 elements of the array.
2615 2016-01-26 Jason Merrill <jason@redhat.com>
2618 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2619 (cxx_eval_call_expression): Don't look through clones.
2620 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2621 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2622 maybe-in-charge *tor.
2624 2016-01-26 Jason Merrill <jason@redhat.com>
2627 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2628 and TREE_SIDE_EFFECTS.
2629 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2630 verify_constructor_flags.
2632 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2635 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2636 return error_mark_node instead of building trees with error_mark_node
2639 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2642 * error.c (print_instantiation_partial_context_line): Add missing
2643 newlines from output for the t == NULL case.
2644 (print_instantiation_partial_context): Remove call to pp_newline.
2646 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2649 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2654 * decl.c (grokdeclarator): Don't decay array parameter type to
2655 a pointer type if it's dependent.
2656 (grokparms): Invoke strip_top_quals instead of directly invoking
2657 cp_build_qualified_type.
2658 * pt.c (decay_dependent_array_parm_type): New static function.
2659 (type_unification_real): Call decay_dependent_array_parm_type
2660 to decay a dependent array parameter type to its corresponding
2661 pointer type before unification.
2662 (more_specialized_fn): Likewise.
2663 (get_bindings): Likewise.
2664 * tree.c (cp_build_qualified_type): Trivial typofix in
2667 2016-01-23 Martin Sebor <msebor@redhat.com>
2671 * decl2.c (is_late_template_attribute): Handle dependent argument
2672 to attribute align and attribute vector_size.
2674 2016-01-21 Jason Merrill <jason@redhat.com>
2677 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2678 for init-capture, too.
2681 * decl.c (type_is_deprecated): Don't look into a typedef.
2685 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2688 * decl.c (start_enum): Add attributes parameter.
2689 * parser.c (cp_parser_enum_specifier): Pass it.
2690 * pt.c (lookup_template_class_1): Pass it.
2691 * cp-tree.h: Adjust.
2693 2016-01-19 Jason Merrill <jason@redhat.com>
2696 * pt.c (convert_template_argument): Handle VAR_DECL properly.
2698 2016-01-19 Marek Polacek <polacek@redhat.com>
2701 * constexpr.c (clear_cv_cache): New.
2702 * cp-gimplify.c (clear_fold_cache): New.
2703 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
2704 * decl.c (finish_enum_value_list): Call them.
2707 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
2709 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2714 * decl.c (grokdeclarator): Don't decay array parameter type to
2715 a pointer type if it's dependent.
2716 (grokparms): Invoke strip_top_quals instead of directly invoking
2717 cp_build_qualified_type.
2718 * pt.c (decay_dependent_array_parm_type): New static function.
2719 (type_unification_real): Call decay_dependent_array_parm_type
2720 to decay a dependent array parameter type to its corresponding
2721 pointer type before unification.
2722 (more_specialized_fn): Likewise.
2723 (get_bindings): Likewise.
2724 * tree.c (cp_build_qualified_type): Trivial typofix in
2727 2016-01-18 Jason Merrill <jason@redhat.com>
2729 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
2731 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
2734 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
2735 (contains_label_1, contains_label_p): Remove.
2737 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2740 * pt.c (type_dependent_expression_p): For a function template
2741 specialization, a type is dependent iff any of its template
2744 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2746 * cp-array-notation.c (cp_expand_cond_array_notations): Return
2747 error_mark_node only if find_rank failed, not if it was
2750 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2753 * tree.c (build_min_non_dep_call_vec): Don't retain the
2754 KOENIG_LOOKUP_P flag of the non-dependent expression that's
2756 (build_min_non_dep_op_overload): Instead, do it here.
2758 2016-01-15 Jakub Jelinek <jakub@redhat.com>
2761 * parser.h (cp_token): Remove pragma_kind field. Add comment
2762 with number of unused bits.
2763 * parser.c (eof_token): Remove pragma_kind field initializer.
2764 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
2765 field, don't clear CPP_PRAGMA u.value.
2766 (cp_parser_pragma_kind): New function.
2767 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
2768 cp_parser_omp_construct, cp_parser_initial_pragma,
2769 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
2772 2016-01-15 Jason Merrill <jason@redhat.com>
2775 * call.c (build_cxx_call): Use fold_non_dependent_expr.
2777 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
2781 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
2782 array/function-to-pointer conversion. Call
2783 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
2784 * call.c (convert_like_real): Print call context if
2785 decay_conversion errors.
2787 2016-01-14 Tom de Vries <tom@codesourcery.com>
2789 PR tree-optimization/68773
2790 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
2793 2016-01-14 Jason Merrill <jason@redhat.com>
2796 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
2798 2016-01-12 Marek Polacek <polacek@redhat.com>
2801 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
2802 error_at and adjust the return value.
2804 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2808 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
2809 GS_ERROR whenever seen_error (), only if *expr_p contains
2810 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
2814 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
2816 2016-01-11 Jason Merrill <jason@redhat.com>
2819 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
2820 (process_subob_fn): Likewise. Don't consider triviality if true.
2821 (synthesize_method_walk): Pass it.
2823 2016-01-11 David Malcolm <dmalcolm@redhat.com>
2826 * parser.c (cp_parser_postfix_expression): Initialize
2827 close_paren_loc to UNKNOWN_LOCATION; only use it if
2828 it has been written to by
2829 cp_parser_parenthesized_expression_list.
2830 (cp_parser_parenthesized_expression_list): Document the behavior
2831 with respect to the CLOSE_PAREN_LOC param.
2833 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2836 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
2837 folded operands have side-effects, but folding changed any of them,
2838 build a new tree with the folded operands instead of returning the
2841 2016-01-09 Marek Polacek <polacek@redhat.com>
2844 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
2846 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2849 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
2851 2016-01-08 Jason Merrill <jason@redhat.com>
2854 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
2857 2016-01-08 Marek Polacek <polacek@redhat.com>
2860 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
2862 2016-01-08 Jason Merrill <jason@redhat.com>
2864 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
2869 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
2870 TREE_ADDRESSABLE type.
2874 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
2876 2016-01-05 Nathan Sidwell <nathan@acm.org>
2879 * pt.c (build_non_dependent_expr): Don't try a checking fold when
2882 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2884 Update copyright years.
2886 Copyright (C) 2016 Free Software Foundation, Inc.
2888 Copying and distribution of this file, with or without modification,
2889 are permitted in any medium without royalty provided the copyright
2890 notice and this notice are preserved.
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