1 2016-08-09 Jason Merrill <jason@redhat.com>
4 * constexpr.c (cxx_eval_constant_expression): Check
5 COMPLETE_TYPE_P before calling is_really_empty_class.
6 * class.c (is_really_empty_class): Don't call complete_type.
9 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
11 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
15 builtin aggregate types without TYPE_BINFO.
17 2016-08-08 Jason Merrill <jason@redhat.com>
19 Implement C++17 constexpr lambda.
20 * class.c (finalize_literal_type_property): Handle lambdas.
21 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
22 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
24 (cxx_eval_constant_expression): Handle capture proxy.
25 (var_in_constexpr_fn): Don't check for C++14.
26 (var_in_maybe_constexpr_fn): New.
27 (potential_constant_expression_1): Use it. Check DECL_EXPR for
28 declarations not allowed in constexpr function. Handle
29 STATIC_ASSERT, RANGE_FOR_STMT.
30 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
31 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
32 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
33 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
34 (lambda_static_thunk_p): New.
35 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
36 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
37 (cp_parser_decl_specifier_seq): Handle it.
38 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
39 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
40 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
41 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
42 (dump_expr) [FUNCTION_DECL]: Pass it.
44 2016-08-08 Jason Merrill <jason@redhat.com>
47 * class.c (is_really_empty_class): Call complete_type.
48 * constexpr.c (cxx_eval_constant_expression): Check
49 is_really_empty_class.
50 (potential_constant_expression_1): Likewise. Check for error type.
52 2016-08-08 Jakub Jelinek <jakub@redhat.com>
55 * parser.c: Include tree-iterator.h.
56 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
58 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
61 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
63 * call.c (convert_like_real): Harmonize diagnostics for invalid
66 2016-08-05 Martin Sebor <msebor@redhat.com>
68 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
69 the spelling of "constant-expression" in diagnostic messages
71 (cxx_eval_constant_expression): Same.
72 (cxx_eval_outermost_constant_expr): Same.
73 (potential_constant_expression_1): Same.
75 2016-08-05 Nathan Sidwell <nathan@acm.org>
78 * pt.c (unify): TRAIT_EXPR is an expr.
80 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
83 * lambda.c (add_capture): Check lambda_capture_field_type return
84 value for error_mark_node.
86 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
89 * pt.c (tsubst_qualified_id): Return error_mark_node if
90 template_args is error_mark_node.
92 2016-08-04 Jason Merrill <jason@redhat.com>
95 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
98 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
99 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
100 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
101 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
104 * typeck.c (finish_class_member_access_expr): Avoid stripping
105 SCOPE_REF to dependent base.
107 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
109 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
110 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
111 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
112 Simplify code, and improve diagnostics.
113 (cp_parser_oacc_routine): Likewise. Move pragma context
115 (cp_parser_pragma): ... here.
117 * parser.h (struct cp_omp_declare_simd_data): New.
118 (struct cp_parser): Use it for oacc_routine member.
119 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
120 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
121 Use it. Simplify code.
122 (cp_parser_new): Initialize all members pointing to special
123 parsing data structures.
124 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
125 parser->cilk_simd_fn_info->clauses.
126 (cp_parser_omp_declare_simd): Initialize
127 parser->omp_declare_simd->clauses.
128 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
130 2016-08-04 Marek Polacek <polacek@redhat.com>
133 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
136 2016-08-01 Jason Merrill <jason@redhat.com>
138 * mangle.c (mangle_decl): Warn about mangled name change even if
141 * mangle.c (get_abi_tags): New.
142 (find_substitution, write_unqualified_name, write_abi_tags)
143 (maybe_check_abi_tags): Use it.
145 * mangle.c (mangle_decl): Fix mangled name change warning.
148 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
150 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
153 2016-07-30 Martin Sebor <msebor@redhat.com>
157 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
158 involving null pointers.
159 (cxx_eval_component_reference): Reject null pointer dereferences.
160 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
161 (cxx_eval_constant_expression): Reject invalid expressions involving
164 2016-07-29 Marek Polacek <polacek@redhat.com>
167 * semantics.c (maybe_convert_cond): Use the location of COND for the
170 2016-07-29 Jason Merrill <jason@redhat.com>
172 * decl.c (build_enumerator): Tweak diagnostic.
175 * init.c (expand_aggr_init_1): Only handle value-init of bases.
176 * constexpr.c (build_data_member_initialization): Handle multiple
177 initializers for the same field.
179 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
182 * decl.c (build_enumerator): Check the type of the enumerator before
183 calling cxx_constant_value.
185 2016-07-27 Jason Merrill <jason@redhat.com>
188 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
189 parameters with spec_tmpl. Call push_tinst_level.
190 (most_specialized_partial_spec): Adjust.
191 (more_specialized_partial_spec): Adjust.
193 2016-07-25 Jason Merrill <jason@redhat.com>
196 * cp-gimplify.c (genericize_cp_loop): Revert location change.
199 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
200 (build_lambda_object): Call build_x_compound_expr_from_list.
201 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
205 * pt.c (coerce_template_parameter_pack): Fix logic for
209 * constexpr.c (cxx_eval_loop_expr): Count iterations.
210 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
214 * constexpr.c (cxx_eval_array_reference): Handle looking for the
215 value of an element we're currently modifying.
217 2016-07-24 Jason Merrill <jason@redhat.com>
220 * pt.c (resolve_typename_type): Try to avoid calling
221 currently_open_class.
223 2016-07-23 Jason Merrill <jason@redhat.com>
226 * call.c (add_list_candidates): Handle VTT parm.
227 (build_new_method_call_1): Likewise.
231 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
234 * class.c (walk_subobject_offsets): Handle 0-length array.
237 * pt.c (tsubst): Also substitute into the template of a
238 BOUND_TEMPLATE_TEMPLATE_PARM.
241 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
244 * decl.c (reshape_init_r): Check complain for missing braces warning.
246 2016-07-22 Jason Merrill <jason@redhat.com>
249 * call.c (convert_like_real): Use lvalue_kind.
253 * pt.c (tsubst_baselink): Call
254 adjust_result_of_qualified_name_lookup for unqualified
257 2016-07-21 Jason Merrill <jason@redhat.com>
260 * semantics.c (apply_deduced_return_type): Call
261 complete_type_or_else before building the new RESULT_DECL.
264 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
265 (decl_constant_var_p): Use it instead.
268 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
272 * call.c (unsafe_copy_elision_p): It's OK to elide when
273 initializing an unknown object.
275 * call.c (build_over_call): Check unsafe_copy_elision_p even for
276 trivial constructors.
277 * method.c (do_build_copy_constructor): Don't copy tail padding
278 even in a trivial constructor.
280 2016-07-21 Jakub Jelinek <jakub@redhat.com>
283 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
284 Replace assert with test, return false if the goto isn't break
285 or continue. Formatting fix.
287 2016-07-21 Richard Biener <rguenther@suse.de>
289 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
292 2016-07-21 Jakub Jelinek <jakub@redhat.com>
295 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
296 save/restore bc_label array.
298 2016-07-21 Jason Merrill <jason@redhat.com>
301 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
302 error parsing the lambda-declarator.
305 * constexpr.c (cxx_eval_binary_expression): Handle comparison
306 between lowered and unlowered PTRMEM_CST.
309 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
310 Don't set c_inhibit_evaluation_warnings.
313 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
315 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
316 Jason Merrill <jason@redhat.com>
318 Improving concepts performance and diagnostics.
322 * cp-tree.def (CHECK_CONSTR): New.
323 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
324 (CHECK_CONSTR_ARGS): New.
325 * constraint.cc (make_predicate_constraint): Remove in favor of
326 normalize_expression.
327 (resolve_constraint_check): Actually return error_mark_node when
329 (resolve_variable_concept_check): Perform coercion as if processing
330 a template. Also return errors on resolution failure.
331 (lift_*): Remove all of these functions. Don't unnecessarily inline
333 (learn_*): Add facilities to memoize implications for subsumption
334 during normalization.
335 (expanding_concept): New.
336 (expand_concept): New. Return the inlined and normalized definition
337 of a concept when needed.
338 (transform_*, xform_*): Rename to normalize_* to better reflect the
339 responsibility of those functions.
340 (normalize_template_id_expression): Check for non-boolean operands
341 when possible. Generate check constraints instead of normal variable
343 (normalize_call_expression): Report errors when resolution fails.
344 (check_for_logical_overloads): Rewrite this check to more accurately
346 (normalize_atom): Check for overloaded calls and invalid types before
347 determining if the expression refers to a concept.
348 (build_constraints): Don't cache normalized constraints or decomposed
350 (finish_shorthand_constraint): Return a normalized expression instead
351 of a predicate constraint.
352 (finish_template_introduction): Same.
353 (placeholder_extract_concept_and_args): Rewrite this since we only
354 ever get check constraints here.
355 (equivalent_placeholder_constraints): Rewrite in terms of check
356 constraints, and handle error_mark_nodes correctly.
357 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
358 (tsubst_implicit_conversion_constr)
359 (tsubst_argument_deduction_constr, tsubst_exception_constr)
360 (tsubst_parameterized_constraint, tsubst_constraint): New.
361 (tsbust_conjunection): Replace with tsubst_logical_operator and
362 actually generate the right kind of constraint.
363 (tsubst_requirement_body): Reverse the order of substituted arguments
364 so that they appear in the order written (helps diagnostics).
365 (satisfy_check_constraint): New.
366 (satisfy_conjunction): Simplify.
367 (satisfy_disjunction): Same.
368 (satisfy_constraint_1): Handle check constraints.
369 (eval_constr): New (private) global state.
370 (evaluating_constraints_sentinel): New. Manages eval_constr.
371 (satisfy_constraint): Add timing variables.
372 (satisfy_associated_constraints): Add hooks for memoization.
373 (evaluate_function_concept): Build a check constraint instead of
374 normalizing its definition.
375 (evaluate_variable_concept): Same.
376 (evaluate_constraint_expression): Normalize, but in the current
377 declaration processing context.
378 (evaluating_constraints_p): New.
379 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
380 (diagnose_*): Remove artificial indentation. Add a new parameter to
381 each that tracks the current (complete) constraint prior to any
383 (diagnose_expression): Removed.
384 (diagnose_call_expression): Same.
385 (diagnose_template_id): Same.
386 (diagnose_template_id): New.
387 (diagnose_logical_constraint): New.
388 (diagnose_expression_constraint): Show the original expression.
389 (diagnose_type_constraint): Show the original type.
390 (diagnose_implicit_conversion_constraint): Be specific about
391 failures, don't re-diagnose a known-to-be-failed substitutions,
392 and manage elisions properly.
393 (diagnose_argument_deduction_constraint): Same.
394 (diagnose_exception_constraint): Same.
395 (diagnose_parameterized_constraint): Same.
396 (constraint_p): Allow EXPR_PACK_EXPANSION.
397 * logic.cc (next_by_distance): Removed. No longer used.
398 (any_p): Renamed from any_of.
399 (term_entry, term_hasher): New.
400 (term_list): Rewrite to include a hash table for quick lookup.
401 Also, make less stateful.
402 (proof_state): Extend to allow goals to be discharged once
404 (non_atomic_constraint_p): New.
405 (any_non_atomic_constraints_p): New.
406 (...rest...): Previous implementation completely replaced with an
407 iterative algorithm that opportunistically prunes the search space
408 before committing to using more memory.
409 * parser.c: (cp_parser_type_parameter): Normalize constraints.
410 (cp_parser_explicit_template_declaration): Same.
411 * pt.c: (finish_template_variable): Be less redundant with this error
413 (template_args_equal): No longer static.
414 (tsubst_decl): Don't try to find specializations of variables that
415 have already been instantiated.
416 (build_non_dependent_expr): Avoid infinite recursion during concept
418 (make_constrained_auto): Normalize constraints.
419 (do_auto_deduction): When doing auto deduction from a
420 partial-concept-id, be sure to include the explicit args checking
422 (constraint_sat_*): New. Memoize satisfied constraints.
423 (concept_spec_*): New. Memoize expressions associated with a concept
425 (constraint_memos, concept_memos): New.
426 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
427 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
428 (get_concept_expansion, save_concept_expansion): New.
429 (hash_subsumption_args): New.
430 (comp_subsumption_args): New.
431 (subsumption_*): New. Memoize parts of the subsumption relation.
432 (lookup_subsumption_result, save_subsumption_result): New.
433 (init_constraint_processing): Initialize memo tables.
434 (get_constraints): Shortcut if !flag_concepts.
435 * decl.c (grokfndecl): Normalize constraints.
436 * error.c (dump_simple_decl): Print "concept" when appropriate.
437 (dump_function_decl): Same.
438 (dump_template_decl): Don't write requirements when we're not
440 (dump_expr): Handle fold expressions.
441 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
443 (get_fold_operator): New.
444 (pp_cxx_unary_left_fold_expression): New.
445 (pp_cxx_unary_right_fold_expression): New.
446 (pp_cxx_binary_fold_expression): New.
447 (pp_cxx_check_constraint): New.
448 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
449 to make them easier to read when debugging.
450 * search.c (accessible_p): Don't shortcut when evaluating constraints.
451 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
453 2016-07-20 David Malcolm <dmalcolm@redhat.com>
457 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
459 (suggest_alternatives_for): If no candidates are found, try
460 lookup_name_fuzzy and report if if finds a suggestion.
461 (consider_binding_level): New function.
462 (lookup_name_fuzzy) New function.
463 * parser.c: Include gcc-rich-location.h.
464 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
466 (cp_keyword_starts_decl_specifier_p): ...this new function.
467 (cp_parser_diagnose_invalid_type_name): When issuing
468 "does not name a type" errors, attempt to make a suggestion using
470 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
471 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
472 types that are not CLASS_TYPE_P, rather than rejecting individual
475 2016-07-20 Jakub Jelinek <jakub@redhat.com>
478 * parser.c (cp_parser_save_member_function_body): Consume
479 __transaction_relaxed or __transaction_atomic with optional
480 attribute. Only skip catch with block if try keyword is seen.
483 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
484 when evaluating call arguments. Use fold_builtin_call_array instead
485 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
486 check the result with potential_constant_expression and call
487 cxx_eval_constant_expression on it.
489 2016-07-19 Jason Merrill <jason@redhat.com>
492 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
493 handle ARGUMENT_PACK_SELECT.
495 2016-07-18 Jakub Jelinek <jakub@redhat.com>
499 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
500 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
501 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
505 * call.c (build_op_call_1): Use convert_like_with_context only
506 if cand->fn is a decl.
509 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
510 For lval don't use cxx_eval_unary_expression and instead recurse
511 and if needed rebuild the reference.
514 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
517 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
518 fold *expr_p before genericizing it.
521 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
523 2016-07-15 Jason Merrill <jason@redhat.com>
526 * call.c (convert_like_real): Mask complain.
527 * semantics.c (perform_koenig_lookup): Likewise.
530 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
531 threw away DECL_SAVED_TREE.
535 * call.c (add_template_conv_candidate): Disable if there are
539 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
542 * pt.c (tsubst_attributes): Fix loop logic.
546 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
547 (cp_parser_simple_declaration): Diagnose type definition in
548 for-range-declaration.
551 * operators.def: Add *_FOLD_EXPR.
552 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
553 * mangle.c (write_expression): Handle fold-expressions.
554 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
555 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
556 partial instantiation.
559 * mangle.c (write_expression): Handle sizeof... an argument pack.
562 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
565 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
566 artificial variables.
568 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
570 * parser.c (cp_parser_oacc_declare): Don't scan for
572 * semantics.c (handle_omp_array_sections): Mark data clauses with
573 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
574 zero-length subarrays.
576 2016-07-11 Jason Merrill <jason@redhat.com>
578 * decl.c (store_parm_decls): Remove check for void parm.
580 2016-07-08 Jason Merrill <jason@redhat.com>
582 * cp-tree.h: Unpoison lvalue_p.
583 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
584 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
587 * tree.c (obvalue_p): Rename from lvalue_p.
588 (lvalue_p): Define for c-common.
589 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
591 (cp_build_addr_expr_1): Remove obsolete code.
593 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
594 * call.c, cp-tree.h, typeck.c: Adjust.
596 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
598 P0145R2: Refining Expression Order for C++.
599 * cp-gimplify.c (lvalue_has_side_effects): New.
600 (cp_gimplify_expr): Implement assignment ordering.
601 * call.c (op_is_ordered, build_over_call): Adjust for
602 -fargs-in-order renaming to -fstrong-eval-order.
603 * cp-gimplify.c (cp_gimplify_expr): Likewise.
605 2016-07-07 Jakub Jelinek <jakub@redhat.com>
606 Kai Tietz <ktietz70@googlemail.com>
610 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
611 artificial vars, genericize their initializers.
613 2016-07-05 David Malcolm <dmalcolm@redhat.com>
616 * parser.c (cp_parser_class_specifier_1): When reporting
617 missing semicolons, use a fixit-hint to suggest insertion
618 of a semicolon immediately after the closing brace,
619 offsetting the reported column accordingly.
621 2016-07-04 Jan Beulich <jbeulich@suse.com>
623 * lang-specs.h ("@c++-header"): Conditionalize "-o".
625 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
627 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
628 Move pragma context checking into...
629 (cp_parser_omp_cancellation_point): ... here, and improve
631 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
632 Improve diagnostic messages.
634 2016-06-28 Jakub Jelinek <jakub@redhat.com>
636 * Make-lang.in: Don't cat ../stage_current if it does not exist.
638 2016-06-24 Jason Merrill <jason@redhat.com>
640 P0145R2: Refining Expression Order for C++.
641 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
643 * tree.c (get_target_expr_sfinae): Handle bit-fields.
644 (build_target_expr): Call mark_rvalue_use.
646 2016-06-24 Jakub Jelinek <jakub@redhat.com>
648 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
649 (build_over_call): For magic == 3, do no conversion only on 3rd
652 2016-06-23 Andi Kleen <ak@linux.intel.com>
654 * Make-lang.in: Add support for autofdo.
656 2016-06-21 Jason Merrill <jason@redhat.com>
658 * constraint.cc (constraints_satisfied_p): Keep as many levels of
659 args as our template has levels of parms.
661 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
662 (type_dependent_expression_p): Use uses_outer_template_parms.
664 2016-06-20 David Malcolm <dmalcolm@redhat.com>
666 * parser.c (cp_parser_string_literal): Convert non-standard
667 concatenation error to directly use a rich_location, and
668 use that to add the location of the first literal to the
671 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
673 * decl.c (validate_constexpr_redeclaration): Change pair of errors
675 * error.c (dump_function_decl): Save the constexpr specifier too.
677 2016-06-17 Jakub Jelinek <jakub@redhat.com>
679 * tree.c (builtin_valid_in_constant_expr_p): Test for
680 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
682 (bot_manip): Likewise.
683 * call.c (magic_varargs_p): Likewise.
685 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
687 * decl.c (grokfndecl): Change pair of errors to error + inform.
689 2016-06-17 Jason Merrill <jason@redhat.com>
692 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
693 warning when there are dependent bases.
695 2016-06-17 Jakub Jelinek <jakub@redhat.com>
697 * semantics.c (handle_omp_array_sections_1): Don't ICE when
698 processing_template_decl when checking for bitfields and unions.
699 Look through REFERENCE_REF_P as base of COMPONENT_REF.
700 (finish_omp_clauses): Look through REFERENCE_REF_P even for
701 array sections with COMPONENT_REF bases.
703 2016-06-16 Jakub Jelinek <jakub@redhat.com>
705 * parser.c (cp_parser_omp_var_list_no_open): Call
706 convert_from_reference before cp_parser_postfix_dot_deref_expression.
707 * semantics.c (finish_omp_clauses): Don't ICE when
708 processing_template_decl when checking for bitfields and unions.
709 Look through REFERENCE_REF_P as base of COMPONENT_REF.
711 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
713 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
714 "%qF" in warning_at instead of "%q+F" in warning.
715 (check_redeclaration_exception_specification): Likewise in pedwarn
716 (and error, inform, for consistency).
717 * call.c (joust): Likewise.
719 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
722 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
723 code at the end of the for loop; also revert r159637 changes,
724 add back the gcc_assert.
725 * cp-tree.h (xref_basetypes): Adjust declaration.
726 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
728 2016-06-14 David Malcolm <dmalcolm@redhat.com>
730 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
732 2016-06-14 David Malcolm <dmalcolm@redhat.com>
734 * typeck.c: Include "gcc-rich-location.h".
735 (finish_class_member_access_expr): Simplify fixit code by
736 using gcc_rich_location::add_fixit_misspelled_id.
738 2016-06-14 Jason Merrill <jason@redhat.com>
740 P0145R2: Refining Expression Order for C++.
741 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
742 (CALL_EXPR_REVERSE_ARGS): New.
743 * call.c (build_new_op_1): Set them.
744 (extract_call_expr, op_is_ordered): New.
745 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
746 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
747 * pt.c (tsubst_copy_and_build): Copy new flags.
748 * semantics.c (simplify_aggr_init_expr): Likewise.
749 * tree.c (build_aggr_init_expr): Likewise.
750 (build_min_non_dep_op_overload): Likewise.
752 2016-06-14 Jakub Jelinek <jakub@redhat.com>
755 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
756 olddecl vars, preserve their TREE_READONLY bit.
759 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
761 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
763 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
765 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
767 * decl.c (grokdeclarator): Fix typo in pedwarn text.
769 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
772 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
775 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
779 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
782 * parser.c (cp_parser_class_head): When xref_basetypes fails and
783 emits an error do not zero the type.
785 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
787 * decl.c (maybe_deduce_size_from_array_init): Use
788 DECL_SOURCE_LOCATION in error_at.
789 (layout_var_decl): Likewise.
790 (check_array_initializer): Likewise.
791 (check_initializer): Likewise.
792 (duplicate_decls, check_elaborated_type_specifier): Tidy.
794 2016-06-08 Martin Sebor <msebor@redhat.com>
795 Jakub Jelinek <jakub@redhat.com>
799 * constexpr.c: Include gimple-fold.h.
800 (cxx_eval_internal_function): New function.
801 (cxx_eval_call_expression): Call it.
802 (potential_constant_expression_1): Handle integer arithmetic
804 * tree.c (builtin_valid_in_constant_expr_p): Handle
805 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
807 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
809 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
810 return value of tsubst_aggr_type for error_mark_node.
812 2016-06-08 Jakub Jelinek <jakub@redhat.com>
815 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
817 2016-06-06 Jakub Jelinek <jakub@redhat.com>
818 Patrick Palka <ppalka@gcc.gnu.org>
823 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
824 right after cp_fold call if cp_fold has returned the same stmt
825 already in some earlier cp_fold_r call.
826 (cp_fold_function): Add pset automatic variable, pass its address
829 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
832 * parser.c (cp_parser_class_head): When xref_basetypes fails and
833 emits an error do not zero the type.
835 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
838 * decl.c (duplicate_decls): Properly copy the
839 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
840 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
842 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
844 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
845 arguments as addressable when async clause exists.
847 2016-06-02 Jan Hubicka <jh@suse.cz>
849 * cp-gimplify.c (genericize_continue_stmt): Force addition of
852 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
854 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
855 (start_enum): Likewise.
856 * parser.c (cp_parser_class_head): Likewise.
858 2016-06-02 Jakub Jelinek <jakub@redhat.com>
861 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
862 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
863 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
864 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
865 to the newly built tree.
867 2016-05-31 Jason Merrill <jason@redhat.com>
869 * pt.c (instantiate_decl): Avoid recalculation.
874 * pt.c (instantiate_template_1): Don't put the partial
875 specialization in DECL_TI_TEMPLATE.
876 (partial_specialization_p, impartial_args): Remove.
877 (regenerate_decl_from_template): Add args parm.
878 (instantiate_decl): Look up the partial specialization again.
881 * pt.c (check_explicit_specialization): Give better diagnostic about
882 specializing a hidden friend.
884 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
887 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
888 to obtain correct locations; avoid redundant diagnostics on
889 out-of-class definitions.
891 2016-05-30 Martin Sebor <msebor@redhat.com>
894 * init.c (warn_placement_new_too_small): Handle placement new arguments
895 that are elements of arrays more carefully. Remove a pointless loop.
897 2016-05-30 Jakub Jelinek <jakub@redhat.com>
900 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
901 when combined with target construct.
902 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
903 to cp_parser_omp_all_clauses.
905 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
908 * lex.c (unqualified_name_lookup_error): Take a location too.
909 (unqualified_fn_lookup_error): Take a cp_expr.
910 * cp-tree.h (unqualified_name_lookup_error,
911 unqualified_fn_lookup_error): Adjust declarations.
912 * semantics.c (perform_koenig_lookup): Adjust
913 unqualified_fn_lookup_error call, pass the location of
914 the identifier too as part of a cp_expr.
916 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
919 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
920 to improve the diagnostic about wrong uses of 'virtual'.
922 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
925 * lambda.c (maybe_add_lambda_conv_op): Early return also when
926 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
928 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
932 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
933 decls into the global scope after stripping template bits
934 and setting DECL_ANTICIPATED.
936 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
939 * name-lookup.c (push_namespace): Return bool, false when pushdecl
941 * name-lookup.h (push_namespace): Adjust declaration.
942 * parser.c (cp_parser_namespace_definition): Check push_namespace
945 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
948 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
949 decls into the global scope after stripping template bits
950 and setting DECL_ANTICIPATED.
952 2016-05-26 Jakub Jelinek <jakub@redhat.com>
954 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
955 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
957 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
961 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
963 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
964 on the qualified_id then propagate it to the resulting
966 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
968 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
969 its REF_PARENTHESIZED_P flag.
971 2016-05-25 Jason Merrill <jason@redhat.com>
975 * cp-tree.h (enum tag_types): Add scope_type.
976 * parser.c (cp_parser_class_name): Use scope_type.
977 (prefer_type_arg): Handle scope_type.
978 (cp_parser_lookup_name): Use prefer_type_arg.
979 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
980 int prefer_type, use lookup_flags.
981 * name-lookup.h: Adjust.
983 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
985 * parser.c (cp_parser_oacc_declare): Add support for
986 GOMP_MAP_FIRSTPRIVATE_POINTER.
987 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
988 argument with enum c_omp_region_type ort. Don't privatize OpenACC
990 (handle_omp_array_sections): Replace bool is_omp argument with enum
991 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
992 (finish_omp_clauses): Add specific errors and warning messages for
993 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
994 call to handle_omp_array_sections.
996 2016-05-24 Jason Merrill <jason@redhat.com>
999 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1001 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1003 2016-05-24 Martin Sebor <msebor@redhat.com>
1006 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1007 * pt.c (instantiate_class_template_1): Try to complete the element
1008 type of a flexible array member.
1009 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1010 * typeck.c (complete_type): Also complete the type of the elements of
1011 arrays with an unspecified bound.
1013 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1016 * typeck2.c (check_narrowing): Check pedwarn return value.
1018 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1021 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1022 For OMP_CLAUSE_LINEAR_REF don't require type to be
1023 integral or pointer.
1025 2016-05-24 Richard Biener <rguenther@suse.de>
1029 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1030 * constexpr.c (cxx_eval_array_reference): Handle indexed
1032 * typeck.c (cp_build_array_ref): Adjust.
1034 2016-05-23 Jason Merrill <jason@redhat.com>
1037 * constexpr.c (cxx_eval_call_expression): Check for
1038 fun == current_function_decl again.
1041 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1042 maybe_undo_parenthesized_ref.
1045 * pt.c (tsubst_copy): Just return a local variable from
1046 non-template context. Don't call rest_of_decl_compilation for
1047 duplicated static locals.
1048 (tsubst_decl): Set DECL_CONTEXT of local static from another
1051 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1054 * method.c (forward_parm): Use cp_build_reference_type.
1056 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1059 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1061 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1063 * pt.c (check_for_bare_parameter_packs): Improve error message
1064 location for expressions.
1066 2016-05-20 Nathan Sidwell <nathan@acm.org>
1068 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1070 (cxx_eval_call_expression): Fix comment grammar.
1072 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1075 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1076 and return immediately in case of erroneous code.
1078 2016-05-19 Marek Polacek <polacek@redhat.com>
1081 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1083 2016-05-19 Jason Merrill <jason@redhat.com>
1086 * pt.c (fn_type_unification): Add outer template args if needed.
1087 (type_unification_real): Handle getting full args.
1089 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1092 * parser.c (cp_parser_operator): For array new/delete, check that
1093 cp_parser_require returned a non-NULL token before dereferencing
1096 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1098 * decl.c (finish_enum_value_list): Use the specified mode.
1100 2016-05-18 Jason Merrill <jason@redhat.com>
1102 * pt.c (value_dependent_expression_p): Tweak new cases to better
1103 match the wording in the standard.
1105 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1108 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1109 when the previous cp_lexer_peek_token returns CPP_EOF.
1111 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1114 * call.c (convert_like_real): Check that we are actually converting
1117 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1119 * decl.c (grokdeclarator): Remove errmsg and use of
1120 targetm.invalid_return_type.
1121 (grokparms): Remove errmsg and use of
1122 targetm.invalid_parameter_type.
1124 2016-05-13 Jason Merrill <jason@redhat.com>
1128 * pt.c (tsubst_decl): Use uses_template_parms.
1129 (instantiate_template_1): Handle non-dependent calls in templates.
1130 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1131 (type_dependent_expression_p): Only consider innermost template args.
1132 (dependent_template_arg_p): Check enclosing class of a template here.
1133 (dependent_template_p): Not here.
1134 (type_dependent_object_expression_p): New.
1135 * typeck.c (finish_class_member_access_expr): Use it.
1136 * parser.c (cp_parser_postfix_expression): Use it.
1137 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1138 to detect the current instantiation.
1139 (cp_parser_lookup_name): Really implement DR 141.
1140 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1141 (any_dependent_bases_p): Split out from...
1142 * name-lookup.c (do_class_using_decl): ...here.
1143 * call.c (build_new_method_call_1): Use it.
1144 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1145 * tree.c (non_static_member_function_p): Remove.
1146 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1148 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1149 complete_type_or_else for unknown_type_node, too.
1151 2016-05-12 Marek Polacek <polacek@redhat.com>
1154 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1155 * cp-tree.h (cp_build_modify_expr): Update declaration.
1156 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1158 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1159 cp_build_modify_expr.
1160 * decl2.c (set_guard): Likewise.
1161 (handle_tls_init): Likewise.
1162 * init.c (perform_member_init): Likewise.
1163 (expand_virtual_init): Likewise.
1164 (build_new_1): Likewise.
1165 (build_vec_delete_1): Likewise.
1166 (get_temp_regvar): Likewise.
1167 (build_vec_init): Likewise.
1168 * method.c (do_build_copy_assign): Likewise.
1169 (assignable_expr): Likewise.
1170 * semantics.c (finish_omp_for): Likewise.
1171 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1173 (cp_pointer_int_sum): Add location parameter. Pass it down to
1175 (pointer_diff): Add location parameter. Use it.
1176 (build_modify_expr): Pass location down to cp_build_modify_expr.
1177 (cp_build_modify_expr): Add location parameter. Use it.
1178 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1179 * typeck2.c (cxx_incomplete_type_diagnostic,
1180 cxx_incomplete_type_error): Add location parameter.
1182 2016-05-11 Marek Polacek <polacek@redhat.com>
1185 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1187 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1189 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1190 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1192 2016-05-04 Marek Polacek <polacek@redhat.com>
1194 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1195 with OPT_Wdangling_else.
1197 2016-05-03 Martin Sebor <msebor@redhat.com>
1200 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1201 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1203 2016-05-03 Marek Polacek <polacek@redhat.com>
1206 * call.c (build_cxx_call): Pass location and vNULL down to
1207 check_builtin_function_arguments.
1209 2016-05-03 Richard Biener <rguenther@suse.de>
1211 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1212 the checksum from the previous stage.
1214 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1217 * typeck.c (finish_class_member_access_expr): When
1218 giving a hint about a possibly-misspelled member name,
1219 add a fix-it replacement hint.
1221 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1223 * cp-tree.h (finish_omp_clauses): Update prototype.
1224 * parser.c (cp_parser_oacc_all_clauses): Update call to
1226 (cp_parser_omp_all_clauses): Likewise.
1227 (cp_parser_omp_for_loop): Likewise.
1228 (cp_omp_split_clauses): Likewise.
1229 (cp_parser_oacc_cache): Likewise.
1230 (cp_parser_oacc_loop): Likewise.
1231 (cp_parser_omp_declare_target):
1232 (cp_parser_cilk_simd_all_clauses): Likewise.
1233 (cp_parser_cilk_for): Likewise.
1234 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1235 arguments with enum c_omp_region_type ort.
1236 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1237 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1238 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1239 (tsubst_expr): Update calls to tsubst_omp_clauses.
1240 * semantics.c (finish_omp_clauses): Replace bool arguments
1241 allow_fields, declare_simd, and is_cilk with bitmask ort.
1242 (finish_omp_for): Update call to finish_omp_clauses.
1244 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1247 * parser.c (cp_parser_class_head): Capture the start location;
1248 use it to emit a fix-it insertion hint when complaining
1249 about missing "template <> " in explicit specializations.
1251 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1253 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1255 2016-05-02 Richard Biener <rguenther@suse.de>
1257 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1260 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1263 * class.c (check_field_decl): Remove final int* parameter, change
1264 the return type to bool; fix logic in order not to reject multiple
1265 initialized fields in anonymous struct.
1266 (check_field_decls): Adjust call.
1268 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1271 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1272 OACC_LOOP_CLAUSE_MASK.
1273 (cp_parser_oacc_kernels_parallel): Update call to
1274 c_oacc_split_loop_clauses.
1276 2016-04-28 Jason Merrill <jason@redhat.com>
1278 Implement C++17 [[nodiscard]] attribute.
1281 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1282 * tree.c (handle_nodiscard_attribute): New.
1283 (cxx_attribute_table): Add [[nodiscard]].
1284 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1285 (maybe_warn_nodiscard): New.
1286 (convert_to_void): Call it.
1288 * cvt.c (cp_get_callee): New.
1289 * constexpr.c (get_function_named_in_call): Use it.
1290 * cxx-pretty-print.c (postfix_expression): Use it.
1291 * except.c (check_noexcept_r): Use it.
1292 * method.c (check_nontriv): Use it.
1293 * tree.c (build_aggr_init_expr): Use it.
1294 * cp-tree.h: Declare it.
1296 2015-04-27 Ryan Burn <contact@rnburn.com>
1297 Jeff Law <law@redhat.com>
1301 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1302 instead of cilk_detect_spawn_and_unwrap.
1303 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1305 (cilk_cp_detect_spawn_and_unwrap): New.
1306 * lambda.c: Include cp-cilkplus.h.
1307 * parser.c: Include cp-cilkplus.h.
1308 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1309 * cp-cilkpus.h: New file.
1311 2016-04-27 Nathan Sidwell <nathan@acm.org>
1313 * constexpr.c (get_fundef_copy): Use the original function for
1314 non-recursive evaluations.
1315 (save_fundef_copy): Always expect a slot to be available.
1317 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1319 * parser.c (cp_parser_postfix_expression): Call
1320 warn_for_memset instead of warning directly here.
1322 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1325 * decl.c (build_enumerator): Set current_access_specifier when
1326 declaring an enumerator belonging to an in-class enumeration.
1327 * parser.c (cp_parser_check_access_in_redecleration): Also
1328 consider in-class enumerations.
1330 2016-04-26 Marek Polacek <polacek@redhat.com>
1333 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1334 instead of stabilize_reference.
1335 (build_over_call): Likewise.
1336 * cp-tree.h (cp_stabilize_reference): Declare.
1337 * tree.c (cp_stabilize_reference): New function.
1338 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1339 stabilize_reference.
1340 (unary_complex_lvalue): Likewise.
1341 (cp_build_modify_expr): Likewise.
1343 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1346 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1349 2016-04-25 Jason Merrill <jason@redhat.com>
1351 * tree.c (std_attribute_table): New.
1352 (init_tree): Register it.
1354 2016-04-22 Jason Merrill <jason@redhat.com>
1356 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1358 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1360 * name-lookup.c (free_saved_scope): New free list of saved_scope
1362 (push_to_top_level): Attempt to reuse a saved_scope struct
1363 from free_saved_scope instead of allocating a new one each time.
1364 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1365 onto free_saved_scope.
1367 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1370 * semantics.c (process_outer_var_ref): Unconditionally return
1371 error_mark_node when mark_used returns false.
1373 2016-04-21 Marek Polacek <polacek@redhat.com>
1376 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1377 extra qualification.
1379 2016-04-20 Nathan Sidwell <nathan@acm.org>
1382 * init.c (build_vec_delete_1): Protect operator delete call in try
1384 (build_delete): Likewise.
1385 * optimize.c (build_delete_destructor_body): Likewise.
1387 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1390 * cp-tree.h (finish_omp_clauses): Add new default argument.
1391 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1392 instead of c_finish_cilk_clauses.
1393 * semantics.c (finish_omp_clauses): Add new argument. Allow
1394 floating-point variables in the linear clause for Cilk Plus.
1396 2016-04-20 Nathan Sidwell <nathan@acm.org>
1398 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1401 2016-04-19 Jason Merrill <jason@redhat.com>
1404 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1405 * pt.c (make_pack_expansion): Call mark_exp_read.
1406 * semantics.c (finish_id_expression): Call mark_type_use in
1407 unevaluated context.
1410 * call.c (implicit_conversion): If we choose a copy constructor
1411 for list-initialization from the same type, the conversion is an
1414 * constexpr.c (breaks): Handle EXIT_EXPR.
1415 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1416 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1421 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1424 * pt.c (tsubst_expr): Remove shadowing declaration.
1425 (tsubst_pack_expansion): Add assert.
1427 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1430 * name-lookup.c (qualified_lookup_using_namespace): Look through
1433 2016-04-18 Michael Matz <matz@suse.de>
1435 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1436 (layout_class_type): Ditto.
1437 (build_base_field): Use SET_DECL_ALIGN.
1438 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1439 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1440 (record_unknown_type): Use SET_TYPE_ALIGN.
1441 (cxx_init_decl_processing): Ditto.
1442 (copy_type_enum): Ditto.
1443 (grokfndecl): Use SET_DECL_ALIGN.
1444 (copy_type_enum): Use SET_TYPE_ALIGN.
1445 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1447 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1448 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1449 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1450 * rtti.c (emit_tinfo_decl): Ditto.
1452 2016-04-18 Jason Merrill <jason@redhat.com>
1456 * class.c (type_maybe_constexpr_default_constructor): New.
1457 (type_has_constexpr_default_constructor): Revert.
1459 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1463 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1464 (handle_com_interface_attribute): Delete.
1466 2016-04-15 Jason Merrill <jason@redhat.com>
1469 * constexpr.c (get_fundef_copy): Handle null *slot.
1472 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1473 unknown_type_node, too.
1475 2016-04-15 Jason Merrill <jason@redhat.com>
1476 Nathan Sidwell <nathan@acm.org>
1479 * constexpr.c (constexpr_call_table): Preserve in GC.
1480 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1481 (fundef_copies_table): Preserve in GC. Change to pointer to
1483 (maybe_initialize_fundef_copies_table): Adjust.
1484 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1485 (save_fundef_copy): Adjust for a TREE_LIST.
1486 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1487 (fini_constexpr): New.
1488 * cp-tree.h (fini_constexpr): Declare.
1489 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1491 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1494 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1496 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1497 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1498 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1499 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1500 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1501 cp_parser_statement.
1502 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1503 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1504 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1505 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1506 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1507 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1508 cp_parser_omp_taskloop, cp_parser_omp_construct,
1509 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1510 Add IF_P argument, pass it down where needed.
1511 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1512 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1515 2016-04-14 Jason Merrill <jason@redhat.com>
1518 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1519 * typeck2.c (split_nonconstant_init_1): Use it.
1522 * class.c (type_has_constexpr_default_constructor): Return true
1523 for an implicitly declared constructor.
1526 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1527 (cp_parser_simple_declaration): Pass it.
1528 (strip_declarator_types): New.
1531 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1532 initializer also makes the variable value-dependent.
1535 * constexpr.c (cxx_eval_store_expression): Also copy
1536 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1538 2016-04-14 Martin Sebor <msebor@redhat.com>
1543 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1545 2016-04-14 Jason Merrill <jason@redhat.com>
1547 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1548 parameter ABI change.
1550 2016-04-13 Martin Sebor <msebor@redhat.com>
1555 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1557 * decl.c (check_initializer, cp_finish_decl): Call them.
1558 (reshape_init_r): Reject incompletely braced intializer-lists
1560 * init.c (throw_bad_array_length, build_vla_check)
1561 (build_vla_size_check, build_vla_init_check): Define new functions.
1562 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1564 (store_init_value): Same.
1566 2016-04-13 Jason Merrill <jason@redhat.com>
1568 Warn about empty parameter ABI with -Wabi=9.
1569 * call.c (empty_class_msg, mark_for_abi_warning)
1570 (warn_empty_class_abi): New.
1571 (build_call_a): Use them.
1572 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1573 * error.c (pp_format_to_string): New.
1575 Pass empty class parameters like C.
1576 * call.c (pass_as_empty_struct, empty_class_arg): New.
1577 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1578 (build_call_a): Use empty_class_arg.
1579 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1580 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1582 2016-04-13 Jason Merrill <jason@redhat.com>
1585 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1587 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1590 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1591 avoidance mechanism.
1593 2016-04-13 Jason Merrill <jason@redhat.com>
1596 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1597 from instantiation_dependent_expression_p.
1598 (value_dependent_expression_p): Use it for unevaluated operands.
1599 (instantiation_dependent_r): Don't check value-dependence.
1600 (instantiation_dependent_expression_p): Check
1601 value-dependence of the expression as a whole.
1602 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1603 * semantics.c (finish_decltype_type): Use it.
1605 * constexpr.c (potential_nondependent_constant_expression): New.
1606 (potential_nondependent_static_init_expression): New.
1607 (maybe_constant_value_1, fold_non_dependent_expr)
1608 (maybe_constant_init): Use them.
1609 * pt.c (instantiate_non_dependent_expr_sfinae)
1610 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1612 * cp-tree.h: Declare them.
1614 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1617 * decl.c (pop_labels_1): Removed.
1618 (note_label, sort_labels): New functions.
1619 (pop_labels): During named_labels traversal, just push the slot
1620 pointers into a vector, then qsort it by DECL_UID and only then
1621 call pop_label and chain it into BLOCK_VARS.
1623 2016-04-13 Jason Merrill <jason@redhat.com>
1626 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1627 (cp_gimplify_expr): Not here.
1629 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1632 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1634 * typeck.c (build_x_conditional_expr): Unconditionally remember
1635 that the result is an lvalue or xvalue.
1637 2016-04-12 Jason Merrill <jason@redhat.com>
1639 * class.c (is_really_empty_class): A zero-length array is empty.
1640 An unnamed bit-field doesn't make a class non-empty.
1642 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1645 * parser.c (cp_parser_cache_defarg): When file ends in default
1646 argument simply return error_mark_node.
1648 2016-04-12 Nathan Sidwell <nathan@acm.org>
1651 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1654 2016-04-11 Jason Merrill <jason@redhat.com>
1656 * mangle.c (decl_is_template_id): The template itself counts as a
1659 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1663 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1664 on the result if it's not a CONSTRUCTOR.
1666 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1669 * constexpr.c (find_constructor): New function.
1670 (unshare_constructor): New function.
1671 (cxx_eval_call_expression): Use unshare_constructor instead of
1673 (find_array_ctor_elt): Likewise.
1674 (cxx_eval_vec_init_1): Likewise.
1675 (cxx_eval_store_expression): Likewise.
1676 (cxx_eval_constant_expression): Likewise.
1678 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1681 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
1682 potentially generating a future -Wparentheses warning in its
1685 2016-04-06 Jason Merrill <jason@redhat.com>
1687 * class.c (check_abi_tags): Fix function template handling.
1689 2016-04-05 Nathan Sidwell <nathan@acm.org>
1692 * class.c (fixup_may_alias): New.
1693 (fixup_attribute_variants): Call it.
1695 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1698 * constexpr.c (struct fundef_copy): New struct.
1699 (struct fundef_copies_table_t): New struct.
1700 (fundef_copies_table): New static variable.
1701 (maybe_initialize_fundef_copies_table): New static function.
1702 (get_fundef_copy): New static function.
1703 (save_fundef_copy): New static function.
1704 (cxx_eval_call_expression): Use get_fundef_copy, and
1706 (constexpr_call_table): Add "deletable" GTY marker.
1708 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1711 * cp-tree.h (class cache_map): Remove.
1712 * constexpr.c (cv_cache): Change type to
1713 GTY((deletable)) hash_map<tree, tree> *.
1714 (maybe_constant_value): Adjust following the change to cv_cache.
1715 (clear_cv_cache): New static function.
1716 (clear_cv_and_fold_caches): Use it.
1717 * cp-gimplify.c (fold_cache): Change type to
1718 GTY((deletable)) hash_map<tree, tree> *.
1719 (clear_fold_cache): Adjust following the change to fold_cache.
1720 (cp_fold): Likewise.
1722 2016-04-02 Martin Sebor <msebor@redhat.com>
1728 * constexpr.c (diag_array_subscript): New function.
1729 (cxx_eval_array_reference): Detect out of bounds array indices.
1731 2016-04-01 Jason Merrill <jason@redhat.com>
1735 * pt.c (instantiate_decl): A function isn't fully defined if
1736 DECL_INITIAL is error_mark_node.
1737 * constexpr.c (cxx_eval_call_expression): Likewise.
1739 2016-04-01 Jakub Jelinek <jakub@redhat.com>
1740 Marek Polacek <polacek@redhat.com>
1743 * init.c (warn_placement_new_too_small): Test whether
1744 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
1746 2016-04-01 Nathan Sidwell <nathan@acm.org>
1749 * decl.c (check_redeclaration_exception_specification): Check
1750 regardless of -fno-exceptions.
1751 * typeck2.c (merge_exception_specifiers): Relax assert by checking
1752 flag_exceptions too.
1754 2016-03-31 Nathan Sidwell <nathan@acm.org>
1756 * decl.c (start_preparsed_function): Remove unnecessary bracing.
1757 (finish_destructor_body): Don't emit operator delete here.
1759 2016-03-31 Nathan Sidwell <nathan@acm.org>
1762 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
1763 elements in field order.
1765 2016-03-31 Marek Polacek <polacek@redhat.com>
1768 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
1770 2016-03-31 Richard Biener <rguenther@suse.de>
1773 * typeck.c (cp_build_binary_op): Fix operand order of vector
1774 conditional in truth op handling.
1776 2016-03-29 Jason Merrill <jason@redhat.com>
1779 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
1780 in constexpr functions.
1782 2016-03-28 Jason Merrill <jason@redhat.com>
1787 * decl.c, pt.c, constexpr.c: Revert last patch.
1789 2016-03-25 Jason Merrill <jason@redhat.com>
1790 Martin Liška <mliska@suse.cz>
1795 * decl.c (cp_fname_init): Decay the initializer to pointer.
1796 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
1797 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1798 Don't call cp_finish_decl.
1799 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
1800 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
1801 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
1802 Handle DECL_VALUE_EXPR.
1804 2016-03-24 Jason Merrill <jason@redhat.com>
1807 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
1810 * constexpr.c (cxx_eval_call_expression): Don't cache result if
1813 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
1816 * tree.c (build_cplus_array_type): Determine type-dependentess
1817 with uses_template_parms instead of with dependent_type_p.
1819 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1822 * typeck.c (process_init_constructor_union): If the initializer
1823 is empty, use the union's NSDMI if it has one.
1825 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
1828 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
1829 NSDMI that's part of an aggregrate initialization.
1831 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1834 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
1835 for 1..max even for multi-dimensional arrays. Call unshare_expr
1839 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
1840 on TREE_OVERFLOW constants.
1843 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
1844 for OMP_TASKLOOP here.
1845 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
1846 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
1848 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
1849 Jason Merrill <jason@redhat.com>
1850 Jakub Jelinek <jakub@redhat.com>
1853 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1854 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
1855 (finish_function): Don't set or test them.
1856 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
1858 2016-03-23 Jason Merrill <jason@redhat.com>
1861 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
1863 2016-03-23 Marek Polacek <polacek@redhat.com>
1866 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
1868 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1870 * call.c (build_conditional_expr_1): Always use original
1871 condition type for vector type checks and build.
1873 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1876 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
1878 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
1881 * constexpr.c (non_const_var_error): Check
1882 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
1884 2016-03-21 Richard Henderson <rth@redhat.com>
1887 * decl.c (notice_forced_label_r): New.
1888 (cp_finish_decl): Use it.
1890 2016-03-21 Jason Merrill <jason@redhat.com>
1893 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
1895 2016-03-18 Jason Merrill <jason@redhat.com>
1898 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
1901 * class.c (vptr_via_virtual_p): New.
1902 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
1903 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
1904 a vptr from any virtual base in a not-in-charge 'structor.
1906 * decl.c (build_clobber_this): Factor out of
1907 start_preparsed_function and begin_destructor_body. Handle
1908 virtual bases better.
1910 * class.c (build_if_in_charge): Split out from build_base_path.
1911 * init.c (expand_virtual_init, expand_default_init): Use it.
1912 * call.c (build_special_member_call): Use it.
1914 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1917 * init.c (build_new_1): Complain and return error_mark_node
1918 if alloc_fn is not _Jv_AllocObject function returning pointer.
1920 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1923 * search.c (adjust_result_of_qualified_name_lookup): Don't
1924 update the BASELINK_BINFO of DECL if the second call
1925 to lookup_base fails.
1927 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
1930 * parser.c (cp_parser_lambda_expression): Move call to
1931 pop_deferring_access_checks ahead of the call to
1932 cp_parser_end_tentative_firewall.
1934 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1937 * cp-tree.h (magic_varargs_p): Return int instead of bool.
1938 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
1939 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
1941 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
1942 if magic_varargs_p == 1, call decay_conversion
1943 instead of mark_type_use. Don't store error_mark_node arguments to
1944 argarray, instead return error_mark_node.
1947 * decl.c (begin_destructor_body): Don't insert clobber if
1948 is_empty_class (current_class_type).
1950 2016-03-17 Marek Polacek <polacek@redhat.com>
1953 * typeck.c (warn_for_null_address): New function.
1954 (cp_build_binary_op): Call it.
1956 2016-03-16 Jason Merrill <jason@redhat.com>
1959 * decl.c (start_preparsed_function): Don't clobber an empty base.
1961 2016-03-16 Jakub Jelinek <jakub@redhat.com>
1964 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
1965 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
1968 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
1969 set in_base_initializer.
1971 2016-03-15 Marek Polacek <polacek@redhat.com>
1974 * tree.c (strip_typedefs): Call strip_typedefs again on the
1975 DECL_ORIGINAL_TYPE result.
1977 2016-03-15 Jason Merrill <jason@redhat.com>
1980 * pt.c (instantiate_decl): Fix call to variable_template_p.
1983 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
1985 2016-03-14 Casey Carter <casey@carter.net>
1986 Jason Merrill <jason@redhat.com>
1988 P0184R0: Generalizing the Range-Based For Loop
1989 * parser.c (cp_convert_range_for): Set the type of __end separately.
1990 (cp_parser_perform_range_for_lookup): Allow different begin/end
1991 types if they are comparable.
1993 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
1996 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
1997 processing_template_decl and EXPR is a SCOPE_REF.
1999 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2000 Jakub Jelinek <jakub@redhat.com>
2003 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2004 return value from cxx_eval_constant_expression from earlier
2005 elements if it is valid constant initializer requiring no
2008 2016-03-10 Marek Polacek <polacek@redhat.com>
2011 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2013 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2015 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2016 when calling c_finish_omp_clauses.
2018 2016-03-08 Jason Merrill <jason@redhat.com>
2020 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2021 diagnostic for use of "concept".
2022 (cp_parser_requires_clause_opt): And "requires".
2023 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2024 (cp_parser_explicit_template_declaration): Adjust.
2025 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2027 P0036R0: Unary Folds and Empty Parameter Packs
2028 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2030 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2033 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2034 even after the last iteration of the loop.
2036 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2038 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2041 * pt.c (get_template_info): Handle PARM_DECL.
2042 (template_class_depth): Check DECL_P instead of
2043 VAR_OR_FUNCTION_DECL_P.
2045 2016-03-05 Jason Merrill <jason@redhat.com>
2048 * constexpr.c (cxx_eval_store_expression): Replace
2049 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2051 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2054 * pt.c (template_class_depth): Given a lambda type, iterate
2055 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2056 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2059 2016-03-04 Jason Merrill <jason@redhat.com>
2062 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2063 * init.c (build_vec_delete_1): Set it.
2064 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2066 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2068 * decl.c (start_preparsed_function): Don't emit start clobber at the
2069 start of constructor clones.
2072 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2073 * decl.c (start_preparsed_function): Call
2074 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2075 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2076 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2078 2016-03-04 Jason Merrill <jason@redhat.com>
2081 * constexpr.c (cxx_eval_component_reference): Further tweak.
2083 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2084 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2085 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2086 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2089 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2092 2016-03-03 Jason Merrill <jason@redhat.com>
2094 * method.c (synthesized_method_walk): operator= can also be constexpr.
2096 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2097 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2100 * pt.c (copy_template_args): New.
2101 (tsubst_pack_expansion): Use it.
2103 * call.c (build_aggr_conv): Use get_nsdmi.
2106 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2109 * constexpr.c (cxx_eval_component_reference): Just return an empty
2110 CONSTRUCTOR for an empty class.
2112 2016-03-01 Jason Merrill <jason@redhat.com>
2115 * parser.c (cp_parser_requires_clause): Call
2116 check_for_bare_parameter_packs.
2119 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2123 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2124 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2125 [TARGET_EXPR]: Unshare init.
2127 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2131 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2134 2016-02-28 Jason Merrill <jason@redhat.com>
2137 * constexpr.c (cxx_eval_store_expression): Unshare init.
2139 2016-02-26 Jason Merrill <jason@redhat.com>
2142 * pt.c (make_argument_pack): New.
2143 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2144 (tsubst_copy_and_build): Likewise.
2146 2016-02-25 Jason Merrill <jason@redhat.com>
2149 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2150 * tree.c (build_aggr_init_expr): Set it.
2151 * semantics.c (simplify_aggr_init_expr): Check it.
2152 * cp-gimplify.c (cp_genericize_r): Don't walk into
2153 a call/aggr_init from a thunk.
2156 * method.c (forward_parm): Handle parameter packs.
2157 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2160 * constexpr.c (cxx_eval_component_reference): Don't complain about
2161 unevaluated empty classes.
2164 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2166 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2169 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2170 (maybe_undo_parenthesized_ref): Declare.
2171 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2173 (finish_call_expr): Use it.
2174 * typeck.c (check_return_expr): Use it.
2175 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2176 REF_PARENTHESIZED_P flag.
2178 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2181 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2183 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2185 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2186 unless they are folded into INTEGER_CST, error_mark_node or some
2187 comparison with NULL, avoid folding them and use either the original
2188 comparison or non-folded comparison of folded arguments.
2189 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2190 comparison, don't fold the comparison right away.
2192 2016-02-24 Jason Merrill <jason@redhat.com>
2195 * friend.c (make_friend_class): Likewise.
2196 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2198 2016-02-24 Jason Merrill <jason@redhat.com>
2201 * pt.c (instantiate_class_template_1): Set
2202 processing_template_decl before substituting friend_type.
2204 016-02-24 Martin Sebor <msebor@redhat.com>
2207 * tree.c (build_ctor_subob_ref): Compare types' main variants
2208 instead of the types as they are.
2210 2016-02-24 Jason Merrill <jason@redhat.com>
2212 * decl.c (start_preparsed_function): Condition ctor clobber on
2213 flag_lifetime_dse > 1.
2215 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2217 2016-02-19 Jason Merrill <jason@redhat.com>
2220 * call.c (remaining_arguments): No longer static.
2221 * cp-tree.h: Declare it.
2222 * pt.c (more_specialized_fn): Use it.
2224 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2225 Bernd Edlinger <bernd.edlinger@hotmail.de>
2227 * Make-lang.in: Invoke gperf with -L C++.
2228 * cfns.gperf: Remove prototypes for hash and libc_name_p
2230 * cfns.h: Regenerated.
2231 * except.c (nothrow_libfn_p): Adjust.
2233 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2236 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2237 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2239 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2242 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2244 * semantics.c (finish_call_expr): Don't assume a constructor
2245 call is dependent if only the "this" pointer is dependent. When
2246 building a constructor call, always use a dummy object.
2248 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2251 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2253 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2254 operators if folding preserved the binop, just with different
2258 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2259 attr_spec is always single element chain, chain all the attributes
2260 properly together in the right order.
2262 2016-02-18 Jason Merrill <jason@redhat.com>
2264 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2266 (mangle_decl): Call maybe_check_abi_tags for function scope.
2267 (mangle_guard_variable): Call maybe_check_abi_tags here.
2268 (write_guarded_var_name): Not here.
2270 2016-02-17 Jason Merrill <jason@redhat.com>
2273 * constexpr.c (build_constexpr_constructor_member_initializers):
2274 Handle an additional STATEMENT_LIST.
2277 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2280 * decl2.c (reset_type_linkage_2): Look through member templates.
2282 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2285 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2287 2016-02-17 Jason Merrill <jason@redhat.com>
2290 * method.c (forward_parm): Split out from...
2291 (add_one_base_init): ...here.
2292 * lambda.c (maybe_add_lambda_conv_op): Use it.
2294 2016-02-16 Jason Merrill <jason@redhat.com>
2298 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2299 tree.c, typeck2.c: Revert earlier changes.
2300 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2301 non-type templates after -> or .
2303 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2306 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2308 2016-02-16 Jason Merrill <jason@redhat.com>
2311 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2312 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2313 * name-lookup.h: Adjust.
2315 2016-02-16 James Norris <jnorris@codesourcery.com>
2317 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2318 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2320 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2323 * init.c (expand_default_init): Only call reshape_init
2324 in the direct-initialization from an initializer list case.
2326 2016-02-15 Jason Merrill <jason@redhat.com>
2329 * semantics.c (finish_call_expr): Implicit 'this' does not make
2331 * search.c (any_dependent_bases_p): Split out...
2332 * name-lookup.c (do_class_using_decl): ...from here.
2333 * call.c (build_new_method_call_1): Don't complain about missing object
2334 if there are dependent bases. Tweak error.
2335 * tree.c (non_static_member_function_p): Remove.
2336 * pt.c (type_dependent_expression_p): A member template of a
2337 dependent type is dependent.
2338 * cp-tree.h: Adjust.
2341 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2343 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2346 * pt.c (lookup_and_finish_template_variable): New function,
2348 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2349 (tsubst_qualified_id): Consider that EXPR might be a variable
2351 * typeck.c (check_template_keyword): Don't emit an error
2352 if DECL is a variable template.
2354 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2356 * error.c: Spelling fixes - behaviour -> behavior and
2357 neighbour -> neighbor.
2359 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2361 * init.c (build_delete): Likewise.
2363 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2366 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2367 arguments for -Waddress warning. Fix up formatting.
2369 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2372 * pt.c (lookup_template_class_1): Check tsubst return value for
2375 2016-02-10 Jason Merrill <jason@redhat.com>
2378 * pt.c (resolve_nondeduced_context): Add complain parm.
2379 (do_auto_deduction): Pass it.
2380 * cvt.c (convert_to_void): Likewise.
2381 * decl.c (cp_finish_decl): Likewise.
2382 * init.c (build_new): Likewise.
2383 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2384 * semantics.c (finish_decltype_type): Likewise.
2385 * typeck.c (decay_conversion): Likewise.
2386 * cp-tree.h: Adjust declaration.
2387 * call.c (standard_conversion): Add complain parm, pass it along.
2388 (implicit_conversion): Pass it.
2391 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2392 (lookup_name_real_1): Likewise.
2393 (remove_hidden_names): Handle non-functions too.
2396 * parser.c (cp_parser_lookup_name): When looking for a template
2397 after . or ->, only consider class templates.
2398 (cp_parser_postfix_dot_deref_expression): Handle the current
2399 instantiation. Remember a dependent object expression.
2400 * typeck2.c (build_x_arrow): Handle the current instantiation.
2402 * ptree.c (debug_tree): Implement for cp_expr.
2404 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2407 * parser.c (cp_parser_simple_type_specifier): Make the check
2408 for disambiguating between an 'auto' placeholder and an implicit
2409 template parameter more robust.
2411 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2415 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2416 setting its TREE_USED flag.
2418 2016-02-08 Jason Merrill <jason@redhat.com>
2421 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2424 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2427 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2428 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2430 2016-02-08 Marek Polacek <polacek@redhat.com>
2433 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2434 Call clear_fold_cache.
2435 * cp-tree.h: Adjust declaration.
2436 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2437 rather than clear_cv_cache and clear_fold_cache.
2438 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2440 2016-02-08 Jason Merrill <jason@redhat.com>
2442 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2443 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2444 (ocp_convert): Use *_maybe_fold.
2445 (cp_convert_to_pointer): Add dofold parameter.
2446 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2448 2016-02-05 Martin Sebor <msebor@redhat.com>
2451 * init.c (find_field_init): New function.
2452 (warn_placement_new_too_small): Call it. Handle one-element arrays
2453 at ends of structures special.
2455 2016-02-05 Jason Merrill <jason@redhat.com>
2458 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2459 make sure we've seen_error().
2461 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2464 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2465 if lookup_fnfields returns NULL_TREE and the name being looked
2466 up has the form A::A.
2468 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2470 * constexpr.c (cxx_eval_binary_expression): Fold equality
2471 comparisons involving PTRMEM_CSTs.
2473 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2475 * class.c (find_flexarrays): Don't declare dom variable.
2476 (diagnose_flexarray): Likewise.
2478 2016-02-02 Martain Sebor <msebor@redhat.com>
2485 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2486 of a flexible array member for equality to null.
2487 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2488 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2489 (check_flexarrays): Same.
2490 * decl.c (compute_array_index_type): Avoid special case for flexible
2492 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2494 * error.c (dump_type_suffix): Revert changes introduced in r231665
2495 and rendered unnecessary by the changes above.
2496 * pt.c (tsubst): Same.
2497 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2498 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2499 (process_init_constructor_array): Same.
2500 (process_init_constructor_record): Same.
2502 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2505 * pt.c (try_one_overload): Handle comparing argument packs so
2506 that there is no conflict if we deduced more arguments of an
2507 argument pack than were explicitly specified.
2509 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2510 Jason Merrill <jason@redhat.com>
2513 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2514 function type if nothing is changing.
2516 2016-01-31 Jason Merrill <jason@redhat.com>
2519 * pt.c (partial_specialization_p, impartial_args): New.
2520 (instantiate_decl): Call impartial_args.
2522 * mangle.c (maybe_check_abi_tags): New.
2523 (write_guarded_var_name): Call it.
2524 (mangle_ref_init_variable): Call check_abi_tags.
2526 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2527 between template and instantiation.
2529 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2532 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2533 function declarations.
2535 2016-01-29 Marek Polacek <polacek@redhat.com>
2539 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2540 out of bound" error earlier.
2541 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2544 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2546 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2547 structure, update free_binding_level before the structure's
2548 level_chain field gets cleared, not after.
2550 2016-01-28 Jason Merrill <jason@redhat.com>
2553 * search.c (dfs_walk_once, dfs_walk_once_r)
2554 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2555 hash_set instead of BINFO_MARKED.
2556 (dfs_unmark_r): Remove.
2558 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2561 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2562 (cp_lexer_debugging_p): Use it.
2563 (cp_lexer_start_debugging): Likewise.
2564 (cp_lexer_stop_debugging): Likewise.
2566 2016-01-27 Marek Polacek <polacek@redhat.com>
2569 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2570 needed. Add -Wsign-compare warning.
2572 2016-01-27 Ryan Burn <contact@rnburn.com>
2575 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2576 superfluous post_p argument in call to
2577 cilk_gimplify_call_params_in_spawned_fn.
2579 2016-01-27 Marek Polacek <polacek@redhat.com>
2582 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2583 wrapped in NOP_EXPRs.
2585 2016-01-27 Martin Sebor <msebor@redhat.com>
2588 * mangle.c (mangle_decl): Reference the correct (saved) version
2589 of the ABI in -Wabi diagnostics.
2591 2016-01-27 Marek Polacek <polacek@redhat.com>
2594 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2595 elements of the array.
2597 2016-01-26 Jason Merrill <jason@redhat.com>
2600 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2601 (cxx_eval_call_expression): Don't look through clones.
2602 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2603 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2604 maybe-in-charge *tor.
2606 2016-01-26 Jason Merrill <jason@redhat.com>
2609 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2610 and TREE_SIDE_EFFECTS.
2611 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2612 verify_constructor_flags.
2614 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2617 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2618 return error_mark_node instead of building trees with error_mark_node
2621 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2624 * error.c (print_instantiation_partial_context_line): Add missing
2625 newlines from output for the t == NULL case.
2626 (print_instantiation_partial_context): Remove call to pp_newline.
2628 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2631 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2636 * decl.c (grokdeclarator): Don't decay array parameter type to
2637 a pointer type if it's dependent.
2638 (grokparms): Invoke strip_top_quals instead of directly invoking
2639 cp_build_qualified_type.
2640 * pt.c (decay_dependent_array_parm_type): New static function.
2641 (type_unification_real): Call decay_dependent_array_parm_type
2642 to decay a dependent array parameter type to its corresponding
2643 pointer type before unification.
2644 (more_specialized_fn): Likewise.
2645 (get_bindings): Likewise.
2646 * tree.c (cp_build_qualified_type): Trivial typofix in
2649 2016-01-23 Martin Sebor <msebor@redhat.com>
2653 * decl2.c (is_late_template_attribute): Handle dependent argument
2654 to attribute align and attribute vector_size.
2656 2016-01-21 Jason Merrill <jason@redhat.com>
2659 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2660 for init-capture, too.
2663 * decl.c (type_is_deprecated): Don't look into a typedef.
2667 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2670 * decl.c (start_enum): Add attributes parameter.
2671 * parser.c (cp_parser_enum_specifier): Pass it.
2672 * pt.c (lookup_template_class_1): Pass it.
2673 * cp-tree.h: Adjust.
2675 2016-01-19 Jason Merrill <jason@redhat.com>
2678 * pt.c (convert_template_argument): Handle VAR_DECL properly.
2680 2016-01-19 Marek Polacek <polacek@redhat.com>
2683 * constexpr.c (clear_cv_cache): New.
2684 * cp-gimplify.c (clear_fold_cache): New.
2685 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
2686 * decl.c (finish_enum_value_list): Call them.
2689 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
2691 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2696 * decl.c (grokdeclarator): Don't decay array parameter type to
2697 a pointer type if it's dependent.
2698 (grokparms): Invoke strip_top_quals instead of directly invoking
2699 cp_build_qualified_type.
2700 * pt.c (decay_dependent_array_parm_type): New static function.
2701 (type_unification_real): Call decay_dependent_array_parm_type
2702 to decay a dependent array parameter type to its corresponding
2703 pointer type before unification.
2704 (more_specialized_fn): Likewise.
2705 (get_bindings): Likewise.
2706 * tree.c (cp_build_qualified_type): Trivial typofix in
2709 2016-01-18 Jason Merrill <jason@redhat.com>
2711 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
2713 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
2716 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
2717 (contains_label_1, contains_label_p): Remove.
2719 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2722 * pt.c (type_dependent_expression_p): For a function template
2723 specialization, a type is dependent iff any of its template
2726 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2728 * cp-array-notation.c (cp_expand_cond_array_notations): Return
2729 error_mark_node only if find_rank failed, not if it was
2732 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2735 * tree.c (build_min_non_dep_call_vec): Don't retain the
2736 KOENIG_LOOKUP_P flag of the non-dependent expression that's
2738 (build_min_non_dep_op_overload): Instead, do it here.
2740 2016-01-15 Jakub Jelinek <jakub@redhat.com>
2743 * parser.h (cp_token): Remove pragma_kind field. Add comment
2744 with number of unused bits.
2745 * parser.c (eof_token): Remove pragma_kind field initializer.
2746 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
2747 field, don't clear CPP_PRAGMA u.value.
2748 (cp_parser_pragma_kind): New function.
2749 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
2750 cp_parser_omp_construct, cp_parser_initial_pragma,
2751 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
2754 2016-01-15 Jason Merrill <jason@redhat.com>
2757 * call.c (build_cxx_call): Use fold_non_dependent_expr.
2759 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
2763 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
2764 array/function-to-pointer conversion. Call
2765 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
2766 * call.c (convert_like_real): Print call context if
2767 decay_conversion errors.
2769 2016-01-14 Tom de Vries <tom@codesourcery.com>
2771 PR tree-optimization/68773
2772 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
2775 2016-01-14 Jason Merrill <jason@redhat.com>
2778 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
2780 2016-01-12 Marek Polacek <polacek@redhat.com>
2783 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
2784 error_at and adjust the return value.
2786 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2790 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
2791 GS_ERROR whenever seen_error (), only if *expr_p contains
2792 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
2796 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
2798 2016-01-11 Jason Merrill <jason@redhat.com>
2801 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
2802 (process_subob_fn): Likewise. Don't consider triviality if true.
2803 (synthesize_method_walk): Pass it.
2805 2016-01-11 David Malcolm <dmalcolm@redhat.com>
2808 * parser.c (cp_parser_postfix_expression): Initialize
2809 close_paren_loc to UNKNOWN_LOCATION; only use it if
2810 it has been written to by
2811 cp_parser_parenthesized_expression_list.
2812 (cp_parser_parenthesized_expression_list): Document the behavior
2813 with respect to the CLOSE_PAREN_LOC param.
2815 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2818 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
2819 folded operands have side-effects, but folding changed any of them,
2820 build a new tree with the folded operands instead of returning the
2823 2016-01-09 Marek Polacek <polacek@redhat.com>
2826 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
2828 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2831 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
2833 2016-01-08 Jason Merrill <jason@redhat.com>
2836 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
2839 2016-01-08 Marek Polacek <polacek@redhat.com>
2842 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
2844 2016-01-08 Jason Merrill <jason@redhat.com>
2846 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
2851 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
2852 TREE_ADDRESSABLE type.
2856 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
2858 2016-01-05 Nathan Sidwell <nathan@acm.org>
2861 * pt.c (build_non_dependent_expr): Don't try a checking fold when
2864 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2866 Update copyright years.
2868 Copyright (C) 2016 Free Software Foundation, Inc.
2870 Copying and distribution of this file, with or without modification,
2871 are permitted in any medium without royalty provided the copyright
2872 notice and this notice are preserved.