1 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
5 call is_really_empty_class on complete types.
8 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
9 TYPE_HAS_MUTABLE_P for any bases.
11 2016-09-16 Jason Merrill <jason@redhat.com>
13 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
15 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
16 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
18 2016-09-14 Jakub Jelinek <jakub@redhat.com>
21 * name-lookup.c (consider_binding_level): Look through TREE_LIST
24 2016-09-14 Marek Polacek <polacek@redhat.com>
26 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
27 expressions. Tweak an error message.
29 2016-09-14 Marek Polacek <polacek@redhat.com>
31 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
33 * decl2.c (one_static_initialization_or_destruction): Use true instead
35 * init.c (build_vec_init): Use false instead of 0.
36 * pt.c (tsubst_copy_and_build): Likewise.
37 * semantics.c (simplify_loop_decl_cond): Likewise.
38 * typeck.c (rationalize_conditional_expr): Likewise.
39 (cp_build_binary_op): Use true instead of 1.
40 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
42 (build_unary_op): Change nonconvert parameter type to bool.
43 (unary_complex_lvalue): Use false instead of 0.
45 2016-09-13 Jakub Jelinek <jakub@redhat.com>
47 Implement P0028R4, C++17 using attribute namespaces without repetition
48 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
49 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
50 ATTR_NS with non-scoped attribute tokens. Allow named ops in
52 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
53 to cp_parser_std_attribute calls.
54 (cp_parser_std_attribute_spec): Parse optional C++17
55 attribute-using-prefix, adjust grammar in function comment.
58 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
59 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
60 (cxx_eval_pointer_plus_expression): Remove.
61 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
62 call cxx_eval_pointer_plus_expression.
64 2016-09-13 David Malcolm <dmalcolm@redhat.com>
66 * parser.c (cp_parser_class_specifier_1): Update for renaming of
67 add_fixit_insert to add_fixit_insert_before.
68 (cp_parser_class_head): Likewise.
70 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
73 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
74 * class.c (instantiate_type): Look through the SAVE_EXPR.
76 2016-09-09 Jason Merrill <jason@redhat.com>
78 Implement P0035R4, C++17 new of over-aligned types.
79 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
80 (align_type_node): New macro.
81 * call.c (build_operator_new_call): Handle C++17 aligned new.
82 (second_parm_is_size_t, build_op_delete_call): Likewise.
83 (non_placement_deallocation_fn_p): Likewise. Rename to
84 usual_deallocation_fn_p.
85 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
86 * decl.c (cxx_init_decl_processing): Add aligned new support.
87 * init.c (type_has_new_extended_alignment): New.
88 (build_new_1): Handle aligned new.
89 * tree.c (vec_copy_and_insert): New.
91 2016-09-02 Jakub Jelinek <jakub@redhat.com>
94 * decl2.c (do_static_initialization_or_destruction): Only
95 call asan_dynamic_init_call if INITP is true.
97 2016-09-01 Martin Sebor <msebor@redhat.com>
99 * mangle.c: Increase buffer size to guarantee it fits the output
100 of the formatted function regardless of its arguments.
102 2016-09-01 Marek Polacek <polacek@redhat.com>
105 * error.c (dump_type): Fix falls through comment.
106 (dump_decl): Likewise.
107 (dump_expr): Likewise.
109 2016-08-30 David Malcolm <dmalcolm@redhat.com>
111 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
112 hint to ">>" within nested template argument list error.
114 2016-08-30 David Malcolm <dmalcolm@redhat.com>
116 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
117 rather than add_fixit_misspelled_id.
118 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
120 2016-08-29 Jason Merrill <jason@redhat.com>
123 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
124 (mangle_thunk): Add thunk parameter.
125 * method.c (finish_thunk): Pass it.
126 * cp-tree.h: Declare it.
128 2016-08-15 Jason Merrill <jason@redhat.com>
130 Avoid calling a trivial default constructor.
131 * class.c (default_ctor_p): New.
132 (in_class_defaulted_default_constructor): Use it.
133 (type_has_non_user_provided_default_constructor): Use it.
134 * call.c (build_over_call): Handle trivial default constructor.
135 * cp-tree.h: Declare default_ctor_p.
138 * pt.c (do_type_instantiation): Don't mess with non-user-provided
141 2016-08-25 Marek Polacek <polacek@redhat.com>
143 * parser.c (cp_parser_binary_expression): Pass LHS to
144 warn_logical_not_parentheses.
146 2016-08-18 Marek Polacek <polacek@redhat.com>
149 * call.c (add_builtin_candidate): Add gcc_fallthrough.
150 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
151 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
152 (cp_parser_cache_defarg): Likewise.
154 2016-08-12 Marek Polacek <polacek@redhat.com>
157 * call.c (add_builtin_candidate): Add FALLTHRU.
158 (build_integral_nontype_arg_conv): Adjust fall through comment.
159 (build_new_op_1): Add FALLTHRU.
160 (convert_like_real): Adjust fall through comment.
161 * class.c (fixed_type_or_null): Likewise.
162 * constexpr.c (cxx_eval_constant_expression): Likewise.
163 (potential_constant_expression_1): Likewise. Add FALLTHRU.
164 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
165 (cp_fold): Add FALLTHRU.
166 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
167 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
168 (pp_cxx_qualified_id): Likewise.
169 (cxx_pretty_printer::constant): Adjust fall through comment.
170 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
171 (pp_cxx_pm_expression): Adjust fall through comment.
172 (cxx_pretty_printer::expression): Add FALLTHRU.
173 (cxx_pretty_printer::declaration_specifiers): Reformat code.
174 (pp_cxx_type_specifier_seq): Adjust fall through comment.
175 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
176 * error.c (dump_type): Adjust fall through comment.
177 (dump_decl): Likewise.
178 * mangle.c (write_type): Likewise.
179 * method.c (synthesized_method_walk): Add FALLTHRU.
180 * name-lookup.c (arg_assoc_type): Likewise.
181 * parser.c (cp_lexer_print_token): Adjust fall through comment.
182 (cp_parser_primary_expression): Add FALLTHRU.
183 (cp_parser_operator): Likewise.
184 * pt.c (find_parameter_packs_r): Likewise.
185 (tsubst_aggr_type): Adjust fall through comment.
186 * semantics.c (finish_omp_clauses): Add FALLTHRU.
187 * tree.c (lvalue_kind): Likewise.
189 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
192 * cp-objcp-common.c (cp_function_decl_defaulted): New.
193 (cp_function_decl_explicit_p): Const_tree-ify.
194 (cp_function_decl_deleted_p): Likewise.
195 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
196 (cp_function_decl_explicit_p): Const_tree-ify.
197 (cp_function_decl_deleted_p): Likewise.
198 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
200 2016-08-11 Jakub Jelinek <jakub@redhat.com>
203 * constexpr.c (label_matches): Handle case range expressions.
205 2016-08-11 Jason Merrill <jason@redhat.com>
208 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
210 2016-08-10 Jason Merrill <jason@redhat.com>
212 Implement C++17 constexpr if.
213 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
214 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
215 * parser.h (struct cp_parser): Add in_discarded_stmt field.
216 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
217 (cp_parser_jump_statement): Avoid deducing from a discarded return.
218 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
219 * semantics.c (begin_if_stmt): Set the binding level this_entity.
220 (finish_if_stmt_cond): Require the condition of a
221 constexpr if to be constant.
222 * decl.c (level_for_constexpr_if): New.
223 (named_label_entry): Add in_constexpr_if field.
224 (poplevel_named_label_1): Set it.
225 (check_goto): Check it.
226 (check_previous_goto_1): Check level_for_constexpr_if.
228 2016-08-09 Jason Merrill <jason@redhat.com>
231 * decl2.c (any_dependent_type_attributes_p): New.
232 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
233 * semantics.c (finish_id_expression): Check it.
234 * typeck.c (finish_class_member_access_expr): Check it.
237 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
239 Adjust mangling of ABI tags on class template member functions.
240 * class.c (missing_abi_tags): New.
241 (check_abi_tags): Don't check template. Add just_checking mode.
242 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
243 (sorted_abi_tags): Split out from write_abi_tags.
244 (struct releasing_vec): New.
245 (write_unqualified_name): Only look for the primary
246 template for types. Implement backward compatibility.
249 * constexpr.c (cxx_eval_constant_expression): Check
250 COMPLETE_TYPE_P before calling is_really_empty_class.
251 * class.c (is_really_empty_class): Don't call complete_type.
254 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
256 2016-08-09 Jakub Jelinek <jakub@redhat.com>
259 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
260 builtin aggregate types without TYPE_BINFO.
262 2016-08-08 Jason Merrill <jason@redhat.com>
264 Implement C++17 constexpr lambda.
265 * class.c (finalize_literal_type_property): Handle lambdas.
266 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
267 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
269 (cxx_eval_constant_expression): Handle capture proxy.
270 (var_in_constexpr_fn): Don't check for C++14.
271 (var_in_maybe_constexpr_fn): New.
272 (potential_constant_expression_1): Use it. Check DECL_EXPR for
273 declarations not allowed in constexpr function. Handle
274 STATIC_ASSERT, RANGE_FOR_STMT.
275 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
276 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
277 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
278 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
279 (lambda_static_thunk_p): New.
280 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
281 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
282 (cp_parser_decl_specifier_seq): Handle it.
283 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
284 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
285 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
286 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
287 (dump_expr) [FUNCTION_DECL]: Pass it.
289 2016-08-08 Jason Merrill <jason@redhat.com>
292 * class.c (is_really_empty_class): Call complete_type.
293 * constexpr.c (cxx_eval_constant_expression): Check
294 is_really_empty_class.
295 (potential_constant_expression_1): Likewise. Check for error type.
297 2016-08-08 Jakub Jelinek <jakub@redhat.com>
300 * parser.c: Include tree-iterator.h.
301 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
303 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
306 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
308 * call.c (convert_like_real): Harmonize diagnostics for invalid
311 2016-08-05 Martin Sebor <msebor@redhat.com>
313 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
314 the spelling of "constant-expression" in diagnostic messages
316 (cxx_eval_constant_expression): Same.
317 (cxx_eval_outermost_constant_expr): Same.
318 (potential_constant_expression_1): Same.
320 2016-08-05 Nathan Sidwell <nathan@acm.org>
323 * pt.c (unify): TRAIT_EXPR is an expr.
325 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
328 * lambda.c (add_capture): Check lambda_capture_field_type return
329 value for error_mark_node.
331 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
334 * pt.c (tsubst_qualified_id): Return error_mark_node if
335 template_args is error_mark_node.
337 2016-08-04 Jason Merrill <jason@redhat.com>
340 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
343 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
344 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
345 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
346 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
349 * typeck.c (finish_class_member_access_expr): Avoid stripping
350 SCOPE_REF to dependent base.
352 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
354 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
355 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
356 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
357 Simplify code, and improve diagnostics.
358 (cp_parser_oacc_routine): Likewise. Move pragma context
360 (cp_parser_pragma): ... here.
362 * parser.h (struct cp_omp_declare_simd_data): New.
363 (struct cp_parser): Use it for oacc_routine member.
364 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
365 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
366 Use it. Simplify code.
367 (cp_parser_new): Initialize all members pointing to special
368 parsing data structures.
369 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
370 parser->cilk_simd_fn_info->clauses.
371 (cp_parser_omp_declare_simd): Initialize
372 parser->omp_declare_simd->clauses.
373 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
375 2016-08-04 Marek Polacek <polacek@redhat.com>
378 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
381 2016-08-01 Jason Merrill <jason@redhat.com>
383 * mangle.c (mangle_decl): Warn about mangled name change even if
386 * mangle.c (get_abi_tags): New.
387 (find_substitution, write_unqualified_name, write_abi_tags)
388 (maybe_check_abi_tags): Use it.
390 * mangle.c (mangle_decl): Fix mangled name change warning.
393 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
395 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
398 2016-07-30 Martin Sebor <msebor@redhat.com>
402 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
403 involving null pointers.
404 (cxx_eval_component_reference): Reject null pointer dereferences.
405 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
406 (cxx_eval_constant_expression): Reject invalid expressions involving
409 2016-07-29 Marek Polacek <polacek@redhat.com>
412 * semantics.c (maybe_convert_cond): Use the location of COND for the
415 2016-07-29 Jason Merrill <jason@redhat.com>
417 * decl.c (build_enumerator): Tweak diagnostic.
420 * init.c (expand_aggr_init_1): Only handle value-init of bases.
421 * constexpr.c (build_data_member_initialization): Handle multiple
422 initializers for the same field.
424 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
427 * decl.c (build_enumerator): Check the type of the enumerator before
428 calling cxx_constant_value.
430 2016-07-27 Jason Merrill <jason@redhat.com>
433 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
434 parameters with spec_tmpl. Call push_tinst_level.
435 (most_specialized_partial_spec): Adjust.
436 (more_specialized_partial_spec): Adjust.
438 2016-07-25 Jason Merrill <jason@redhat.com>
441 * cp-gimplify.c (genericize_cp_loop): Revert location change.
444 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
445 (build_lambda_object): Call build_x_compound_expr_from_list.
446 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
450 * pt.c (coerce_template_parameter_pack): Fix logic for
454 * constexpr.c (cxx_eval_loop_expr): Count iterations.
455 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
459 * constexpr.c (cxx_eval_array_reference): Handle looking for the
460 value of an element we're currently modifying.
462 2016-07-24 Jason Merrill <jason@redhat.com>
465 * pt.c (resolve_typename_type): Try to avoid calling
466 currently_open_class.
468 2016-07-23 Jason Merrill <jason@redhat.com>
471 * call.c (add_list_candidates): Handle VTT parm.
472 (build_new_method_call_1): Likewise.
476 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
479 * class.c (walk_subobject_offsets): Handle 0-length array.
482 * pt.c (tsubst): Also substitute into the template of a
483 BOUND_TEMPLATE_TEMPLATE_PARM.
486 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
489 * decl.c (reshape_init_r): Check complain for missing braces warning.
491 2016-07-22 Jason Merrill <jason@redhat.com>
494 * call.c (convert_like_real): Use lvalue_kind.
498 * pt.c (tsubst_baselink): Call
499 adjust_result_of_qualified_name_lookup for unqualified
502 2016-07-21 Jason Merrill <jason@redhat.com>
505 * semantics.c (apply_deduced_return_type): Call
506 complete_type_or_else before building the new RESULT_DECL.
509 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
510 (decl_constant_var_p): Use it instead.
513 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
517 * call.c (unsafe_copy_elision_p): It's OK to elide when
518 initializing an unknown object.
520 * call.c (build_over_call): Check unsafe_copy_elision_p even for
521 trivial constructors.
522 * method.c (do_build_copy_constructor): Don't copy tail padding
523 even in a trivial constructor.
525 2016-07-21 Jakub Jelinek <jakub@redhat.com>
528 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
529 Replace assert with test, return false if the goto isn't break
530 or continue. Formatting fix.
532 2016-07-21 Richard Biener <rguenther@suse.de>
534 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
537 2016-07-21 Jakub Jelinek <jakub@redhat.com>
540 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
541 save/restore bc_label array.
543 2016-07-21 Jason Merrill <jason@redhat.com>
546 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
547 error parsing the lambda-declarator.
550 * constexpr.c (cxx_eval_binary_expression): Handle comparison
551 between lowered and unlowered PTRMEM_CST.
554 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
555 Don't set c_inhibit_evaluation_warnings.
558 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
560 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
561 Jason Merrill <jason@redhat.com>
563 Improving concepts performance and diagnostics.
567 * cp-tree.def (CHECK_CONSTR): New.
568 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
569 (CHECK_CONSTR_ARGS): New.
570 * constraint.cc (make_predicate_constraint): Remove in favor of
571 normalize_expression.
572 (resolve_constraint_check): Actually return error_mark_node when
574 (resolve_variable_concept_check): Perform coercion as if processing
575 a template. Also return errors on resolution failure.
576 (lift_*): Remove all of these functions. Don't unnecessarily inline
578 (learn_*): Add facilities to memoize implications for subsumption
579 during normalization.
580 (expanding_concept): New.
581 (expand_concept): New. Return the inlined and normalized definition
582 of a concept when needed.
583 (transform_*, xform_*): Rename to normalize_* to better reflect the
584 responsibility of those functions.
585 (normalize_template_id_expression): Check for non-boolean operands
586 when possible. Generate check constraints instead of normal variable
588 (normalize_call_expression): Report errors when resolution fails.
589 (check_for_logical_overloads): Rewrite this check to more accurately
591 (normalize_atom): Check for overloaded calls and invalid types before
592 determining if the expression refers to a concept.
593 (build_constraints): Don't cache normalized constraints or decomposed
595 (finish_shorthand_constraint): Return a normalized expression instead
596 of a predicate constraint.
597 (finish_template_introduction): Same.
598 (placeholder_extract_concept_and_args): Rewrite this since we only
599 ever get check constraints here.
600 (equivalent_placeholder_constraints): Rewrite in terms of check
601 constraints, and handle error_mark_nodes correctly.
602 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
603 (tsubst_implicit_conversion_constr)
604 (tsubst_argument_deduction_constr, tsubst_exception_constr)
605 (tsubst_parameterized_constraint, tsubst_constraint): New.
606 (tsbust_conjunection): Replace with tsubst_logical_operator and
607 actually generate the right kind of constraint.
608 (tsubst_requirement_body): Reverse the order of substituted arguments
609 so that they appear in the order written (helps diagnostics).
610 (satisfy_check_constraint): New.
611 (satisfy_conjunction): Simplify.
612 (satisfy_disjunction): Same.
613 (satisfy_constraint_1): Handle check constraints.
614 (eval_constr): New (private) global state.
615 (evaluating_constraints_sentinel): New. Manages eval_constr.
616 (satisfy_constraint): Add timing variables.
617 (satisfy_associated_constraints): Add hooks for memoization.
618 (evaluate_function_concept): Build a check constraint instead of
619 normalizing its definition.
620 (evaluate_variable_concept): Same.
621 (evaluate_constraint_expression): Normalize, but in the current
622 declaration processing context.
623 (evaluating_constraints_p): New.
624 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
625 (diagnose_*): Remove artificial indentation. Add a new parameter to
626 each that tracks the current (complete) constraint prior to any
628 (diagnose_expression): Removed.
629 (diagnose_call_expression): Same.
630 (diagnose_template_id): Same.
631 (diagnose_template_id): New.
632 (diagnose_logical_constraint): New.
633 (diagnose_expression_constraint): Show the original expression.
634 (diagnose_type_constraint): Show the original type.
635 (diagnose_implicit_conversion_constraint): Be specific about
636 failures, don't re-diagnose a known-to-be-failed substitutions,
637 and manage elisions properly.
638 (diagnose_argument_deduction_constraint): Same.
639 (diagnose_exception_constraint): Same.
640 (diagnose_parameterized_constraint): Same.
641 (constraint_p): Allow EXPR_PACK_EXPANSION.
642 * logic.cc (next_by_distance): Removed. No longer used.
643 (any_p): Renamed from any_of.
644 (term_entry, term_hasher): New.
645 (term_list): Rewrite to include a hash table for quick lookup.
646 Also, make less stateful.
647 (proof_state): Extend to allow goals to be discharged once
649 (non_atomic_constraint_p): New.
650 (any_non_atomic_constraints_p): New.
651 (...rest...): Previous implementation completely replaced with an
652 iterative algorithm that opportunistically prunes the search space
653 before committing to using more memory.
654 * parser.c: (cp_parser_type_parameter): Normalize constraints.
655 (cp_parser_explicit_template_declaration): Same.
656 * pt.c: (finish_template_variable): Be less redundant with this error
658 (template_args_equal): No longer static.
659 (tsubst_decl): Don't try to find specializations of variables that
660 have already been instantiated.
661 (build_non_dependent_expr): Avoid infinite recursion during concept
663 (make_constrained_auto): Normalize constraints.
664 (do_auto_deduction): When doing auto deduction from a
665 partial-concept-id, be sure to include the explicit args checking
667 (constraint_sat_*): New. Memoize satisfied constraints.
668 (concept_spec_*): New. Memoize expressions associated with a concept
670 (constraint_memos, concept_memos): New.
671 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
672 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
673 (get_concept_expansion, save_concept_expansion): New.
674 (hash_subsumption_args): New.
675 (comp_subsumption_args): New.
676 (subsumption_*): New. Memoize parts of the subsumption relation.
677 (lookup_subsumption_result, save_subsumption_result): New.
678 (init_constraint_processing): Initialize memo tables.
679 (get_constraints): Shortcut if !flag_concepts.
680 * decl.c (grokfndecl): Normalize constraints.
681 * error.c (dump_simple_decl): Print "concept" when appropriate.
682 (dump_function_decl): Same.
683 (dump_template_decl): Don't write requirements when we're not
685 (dump_expr): Handle fold expressions.
686 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
688 (get_fold_operator): New.
689 (pp_cxx_unary_left_fold_expression): New.
690 (pp_cxx_unary_right_fold_expression): New.
691 (pp_cxx_binary_fold_expression): New.
692 (pp_cxx_check_constraint): New.
693 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
694 to make them easier to read when debugging.
695 * search.c (accessible_p): Don't shortcut when evaluating constraints.
696 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
698 2016-07-20 David Malcolm <dmalcolm@redhat.com>
702 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
704 (suggest_alternatives_for): If no candidates are found, try
705 lookup_name_fuzzy and report if if finds a suggestion.
706 (consider_binding_level): New function.
707 (lookup_name_fuzzy) New function.
708 * parser.c: Include gcc-rich-location.h.
709 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
711 (cp_keyword_starts_decl_specifier_p): ...this new function.
712 (cp_parser_diagnose_invalid_type_name): When issuing
713 "does not name a type" errors, attempt to make a suggestion using
715 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
716 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
717 types that are not CLASS_TYPE_P, rather than rejecting individual
720 2016-07-20 Jakub Jelinek <jakub@redhat.com>
723 * parser.c (cp_parser_save_member_function_body): Consume
724 __transaction_relaxed or __transaction_atomic with optional
725 attribute. Only skip catch with block if try keyword is seen.
728 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
729 when evaluating call arguments. Use fold_builtin_call_array instead
730 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
731 check the result with potential_constant_expression and call
732 cxx_eval_constant_expression on it.
734 2016-07-19 Jason Merrill <jason@redhat.com>
737 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
738 handle ARGUMENT_PACK_SELECT.
740 2016-07-18 Jakub Jelinek <jakub@redhat.com>
744 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
745 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
746 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
750 * call.c (build_op_call_1): Use convert_like_with_context only
751 if cand->fn is a decl.
754 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
755 For lval don't use cxx_eval_unary_expression and instead recurse
756 and if needed rebuild the reference.
759 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
762 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
763 fold *expr_p before genericizing it.
766 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
768 2016-07-15 Jason Merrill <jason@redhat.com>
771 * call.c (convert_like_real): Mask complain.
772 * semantics.c (perform_koenig_lookup): Likewise.
775 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
776 threw away DECL_SAVED_TREE.
780 * call.c (add_template_conv_candidate): Disable if there are
784 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
787 * pt.c (tsubst_attributes): Fix loop logic.
791 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
792 (cp_parser_simple_declaration): Diagnose type definition in
793 for-range-declaration.
796 * operators.def: Add *_FOLD_EXPR.
797 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
798 * mangle.c (write_expression): Handle fold-expressions.
799 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
800 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
801 partial instantiation.
804 * mangle.c (write_expression): Handle sizeof... an argument pack.
807 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
810 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
811 artificial variables.
813 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
815 * parser.c (cp_parser_oacc_declare): Don't scan for
817 * semantics.c (handle_omp_array_sections): Mark data clauses with
818 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
819 zero-length subarrays.
821 2016-07-11 Jason Merrill <jason@redhat.com>
823 * decl.c (store_parm_decls): Remove check for void parm.
825 2016-07-08 Jason Merrill <jason@redhat.com>
827 * cp-tree.h: Unpoison lvalue_p.
828 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
829 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
832 * tree.c (obvalue_p): Rename from lvalue_p.
833 (lvalue_p): Define for c-common.
834 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
836 (cp_build_addr_expr_1): Remove obsolete code.
838 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
839 * call.c, cp-tree.h, typeck.c: Adjust.
841 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
843 P0145R2: Refining Expression Order for C++.
844 * cp-gimplify.c (lvalue_has_side_effects): New.
845 (cp_gimplify_expr): Implement assignment ordering.
846 * call.c (op_is_ordered, build_over_call): Adjust for
847 -fargs-in-order renaming to -fstrong-eval-order.
848 * cp-gimplify.c (cp_gimplify_expr): Likewise.
850 2016-07-07 Jakub Jelinek <jakub@redhat.com>
851 Kai Tietz <ktietz70@googlemail.com>
855 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
856 artificial vars, genericize their initializers.
858 2016-07-05 David Malcolm <dmalcolm@redhat.com>
861 * parser.c (cp_parser_class_specifier_1): When reporting
862 missing semicolons, use a fixit-hint to suggest insertion
863 of a semicolon immediately after the closing brace,
864 offsetting the reported column accordingly.
866 2016-07-04 Jan Beulich <jbeulich@suse.com>
868 * lang-specs.h ("@c++-header"): Conditionalize "-o".
870 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
872 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
873 Move pragma context checking into...
874 (cp_parser_omp_cancellation_point): ... here, and improve
876 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
877 Improve diagnostic messages.
879 2016-06-28 Jakub Jelinek <jakub@redhat.com>
881 * Make-lang.in: Don't cat ../stage_current if it does not exist.
883 2016-06-24 Jason Merrill <jason@redhat.com>
885 P0145R2: Refining Expression Order for C++.
886 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
888 * tree.c (get_target_expr_sfinae): Handle bit-fields.
889 (build_target_expr): Call mark_rvalue_use.
891 2016-06-24 Jakub Jelinek <jakub@redhat.com>
893 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
894 (build_over_call): For magic == 3, do no conversion only on 3rd
897 2016-06-23 Andi Kleen <ak@linux.intel.com>
899 * Make-lang.in: Add support for autofdo.
901 2016-06-21 Jason Merrill <jason@redhat.com>
903 * constraint.cc (constraints_satisfied_p): Keep as many levels of
904 args as our template has levels of parms.
906 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
907 (type_dependent_expression_p): Use uses_outer_template_parms.
909 2016-06-20 David Malcolm <dmalcolm@redhat.com>
911 * parser.c (cp_parser_string_literal): Convert non-standard
912 concatenation error to directly use a rich_location, and
913 use that to add the location of the first literal to the
916 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
918 * decl.c (validate_constexpr_redeclaration): Change pair of errors
920 * error.c (dump_function_decl): Save the constexpr specifier too.
922 2016-06-17 Jakub Jelinek <jakub@redhat.com>
924 * tree.c (builtin_valid_in_constant_expr_p): Test for
925 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
927 (bot_manip): Likewise.
928 * call.c (magic_varargs_p): Likewise.
930 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
932 * decl.c (grokfndecl): Change pair of errors to error + inform.
934 2016-06-17 Jason Merrill <jason@redhat.com>
937 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
938 warning when there are dependent bases.
940 2016-06-17 Jakub Jelinek <jakub@redhat.com>
942 * semantics.c (handle_omp_array_sections_1): Don't ICE when
943 processing_template_decl when checking for bitfields and unions.
944 Look through REFERENCE_REF_P as base of COMPONENT_REF.
945 (finish_omp_clauses): Look through REFERENCE_REF_P even for
946 array sections with COMPONENT_REF bases.
948 2016-06-16 Jakub Jelinek <jakub@redhat.com>
950 * parser.c (cp_parser_omp_var_list_no_open): Call
951 convert_from_reference before cp_parser_postfix_dot_deref_expression.
952 * semantics.c (finish_omp_clauses): Don't ICE when
953 processing_template_decl when checking for bitfields and unions.
954 Look through REFERENCE_REF_P as base of COMPONENT_REF.
956 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
958 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
959 "%qF" in warning_at instead of "%q+F" in warning.
960 (check_redeclaration_exception_specification): Likewise in pedwarn
961 (and error, inform, for consistency).
962 * call.c (joust): Likewise.
964 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
967 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
968 code at the end of the for loop; also revert r159637 changes,
969 add back the gcc_assert.
970 * cp-tree.h (xref_basetypes): Adjust declaration.
971 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
973 2016-06-14 David Malcolm <dmalcolm@redhat.com>
975 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
977 2016-06-14 David Malcolm <dmalcolm@redhat.com>
979 * typeck.c: Include "gcc-rich-location.h".
980 (finish_class_member_access_expr): Simplify fixit code by
981 using gcc_rich_location::add_fixit_misspelled_id.
983 2016-06-14 Jason Merrill <jason@redhat.com>
985 P0145R2: Refining Expression Order for C++.
986 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
987 (CALL_EXPR_REVERSE_ARGS): New.
988 * call.c (build_new_op_1): Set them.
989 (extract_call_expr, op_is_ordered): New.
990 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
991 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
992 * pt.c (tsubst_copy_and_build): Copy new flags.
993 * semantics.c (simplify_aggr_init_expr): Likewise.
994 * tree.c (build_aggr_init_expr): Likewise.
995 (build_min_non_dep_op_overload): Likewise.
997 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1000 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1001 olddecl vars, preserve their TREE_READONLY bit.
1004 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1006 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1008 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1010 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1012 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1014 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1017 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1020 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1024 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1027 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1028 emits an error do not zero the type.
1030 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1032 * decl.c (maybe_deduce_size_from_array_init): Use
1033 DECL_SOURCE_LOCATION in error_at.
1034 (layout_var_decl): Likewise.
1035 (check_array_initializer): Likewise.
1036 (check_initializer): Likewise.
1037 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1039 2016-06-08 Martin Sebor <msebor@redhat.com>
1040 Jakub Jelinek <jakub@redhat.com>
1044 * constexpr.c: Include gimple-fold.h.
1045 (cxx_eval_internal_function): New function.
1046 (cxx_eval_call_expression): Call it.
1047 (potential_constant_expression_1): Handle integer arithmetic
1049 * tree.c (builtin_valid_in_constant_expr_p): Handle
1050 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1052 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1054 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1055 return value of tsubst_aggr_type for error_mark_node.
1057 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1060 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1062 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1063 Patrick Palka <ppalka@gcc.gnu.org>
1068 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1069 right after cp_fold call if cp_fold has returned the same stmt
1070 already in some earlier cp_fold_r call.
1071 (cp_fold_function): Add pset automatic variable, pass its address
1074 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1077 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1078 emits an error do not zero the type.
1080 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1083 * decl.c (duplicate_decls): Properly copy the
1084 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1085 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1087 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1089 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1090 arguments as addressable when async clause exists.
1092 2016-06-02 Jan Hubicka <jh@suse.cz>
1094 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1097 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1099 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1100 (start_enum): Likewise.
1101 * parser.c (cp_parser_class_head): Likewise.
1103 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1106 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1107 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1108 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1109 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1110 to the newly built tree.
1112 2016-05-31 Jason Merrill <jason@redhat.com>
1114 * pt.c (instantiate_decl): Avoid recalculation.
1119 * pt.c (instantiate_template_1): Don't put the partial
1120 specialization in DECL_TI_TEMPLATE.
1121 (partial_specialization_p, impartial_args): Remove.
1122 (regenerate_decl_from_template): Add args parm.
1123 (instantiate_decl): Look up the partial specialization again.
1126 * pt.c (check_explicit_specialization): Give better diagnostic about
1127 specializing a hidden friend.
1129 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1132 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1133 to obtain correct locations; avoid redundant diagnostics on
1134 out-of-class definitions.
1136 2016-05-30 Martin Sebor <msebor@redhat.com>
1139 * init.c (warn_placement_new_too_small): Handle placement new arguments
1140 that are elements of arrays more carefully. Remove a pointless loop.
1142 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1145 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1146 when combined with target construct.
1147 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1148 to cp_parser_omp_all_clauses.
1150 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1153 * lex.c (unqualified_name_lookup_error): Take a location too.
1154 (unqualified_fn_lookup_error): Take a cp_expr.
1155 * cp-tree.h (unqualified_name_lookup_error,
1156 unqualified_fn_lookup_error): Adjust declarations.
1157 * semantics.c (perform_koenig_lookup): Adjust
1158 unqualified_fn_lookup_error call, pass the location of
1159 the identifier too as part of a cp_expr.
1161 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1164 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1165 to improve the diagnostic about wrong uses of 'virtual'.
1167 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1170 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1171 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1173 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1177 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1178 decls into the global scope after stripping template bits
1179 and setting DECL_ANTICIPATED.
1181 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1184 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1186 * name-lookup.h (push_namespace): Adjust declaration.
1187 * parser.c (cp_parser_namespace_definition): Check push_namespace
1190 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1193 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1194 decls into the global scope after stripping template bits
1195 and setting DECL_ANTICIPATED.
1197 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1199 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1200 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1202 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1206 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1208 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1209 on the qualified_id then propagate it to the resulting
1211 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1213 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1214 its REF_PARENTHESIZED_P flag.
1216 2016-05-25 Jason Merrill <jason@redhat.com>
1220 * cp-tree.h (enum tag_types): Add scope_type.
1221 * parser.c (cp_parser_class_name): Use scope_type.
1222 (prefer_type_arg): Handle scope_type.
1223 (cp_parser_lookup_name): Use prefer_type_arg.
1224 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1225 int prefer_type, use lookup_flags.
1226 * name-lookup.h: Adjust.
1228 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1230 * parser.c (cp_parser_oacc_declare): Add support for
1231 GOMP_MAP_FIRSTPRIVATE_POINTER.
1232 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1233 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1235 (handle_omp_array_sections): Replace bool is_omp argument with enum
1236 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1237 (finish_omp_clauses): Add specific errors and warning messages for
1238 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1239 call to handle_omp_array_sections.
1241 2016-05-24 Jason Merrill <jason@redhat.com>
1244 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1246 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1248 2016-05-24 Martin Sebor <msebor@redhat.com>
1251 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1252 * pt.c (instantiate_class_template_1): Try to complete the element
1253 type of a flexible array member.
1254 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1255 * typeck.c (complete_type): Also complete the type of the elements of
1256 arrays with an unspecified bound.
1258 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1261 * typeck2.c (check_narrowing): Check pedwarn return value.
1263 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1266 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1267 For OMP_CLAUSE_LINEAR_REF don't require type to be
1268 integral or pointer.
1270 2016-05-24 Richard Biener <rguenther@suse.de>
1274 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1275 * constexpr.c (cxx_eval_array_reference): Handle indexed
1277 * typeck.c (cp_build_array_ref): Adjust.
1279 2016-05-23 Jason Merrill <jason@redhat.com>
1282 * constexpr.c (cxx_eval_call_expression): Check for
1283 fun == current_function_decl again.
1286 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1287 maybe_undo_parenthesized_ref.
1290 * pt.c (tsubst_copy): Just return a local variable from
1291 non-template context. Don't call rest_of_decl_compilation for
1292 duplicated static locals.
1293 (tsubst_decl): Set DECL_CONTEXT of local static from another
1296 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1299 * method.c (forward_parm): Use cp_build_reference_type.
1301 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1304 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1306 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1308 * pt.c (check_for_bare_parameter_packs): Improve error message
1309 location for expressions.
1311 2016-05-20 Nathan Sidwell <nathan@acm.org>
1313 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1315 (cxx_eval_call_expression): Fix comment grammar.
1317 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1320 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1321 and return immediately in case of erroneous code.
1323 2016-05-19 Marek Polacek <polacek@redhat.com>
1326 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1328 2016-05-19 Jason Merrill <jason@redhat.com>
1331 * pt.c (fn_type_unification): Add outer template args if needed.
1332 (type_unification_real): Handle getting full args.
1334 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1337 * parser.c (cp_parser_operator): For array new/delete, check that
1338 cp_parser_require returned a non-NULL token before dereferencing
1341 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1343 * decl.c (finish_enum_value_list): Use the specified mode.
1345 2016-05-18 Jason Merrill <jason@redhat.com>
1347 * pt.c (value_dependent_expression_p): Tweak new cases to better
1348 match the wording in the standard.
1350 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1353 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1354 when the previous cp_lexer_peek_token returns CPP_EOF.
1356 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1359 * call.c (convert_like_real): Check that we are actually converting
1362 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1364 * decl.c (grokdeclarator): Remove errmsg and use of
1365 targetm.invalid_return_type.
1366 (grokparms): Remove errmsg and use of
1367 targetm.invalid_parameter_type.
1369 2016-05-13 Jason Merrill <jason@redhat.com>
1373 * pt.c (tsubst_decl): Use uses_template_parms.
1374 (instantiate_template_1): Handle non-dependent calls in templates.
1375 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1376 (type_dependent_expression_p): Only consider innermost template args.
1377 (dependent_template_arg_p): Check enclosing class of a template here.
1378 (dependent_template_p): Not here.
1379 (type_dependent_object_expression_p): New.
1380 * typeck.c (finish_class_member_access_expr): Use it.
1381 * parser.c (cp_parser_postfix_expression): Use it.
1382 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1383 to detect the current instantiation.
1384 (cp_parser_lookup_name): Really implement DR 141.
1385 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1386 (any_dependent_bases_p): Split out from...
1387 * name-lookup.c (do_class_using_decl): ...here.
1388 * call.c (build_new_method_call_1): Use it.
1389 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1390 * tree.c (non_static_member_function_p): Remove.
1391 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1393 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1394 complete_type_or_else for unknown_type_node, too.
1396 2016-05-12 Marek Polacek <polacek@redhat.com>
1399 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1400 * cp-tree.h (cp_build_modify_expr): Update declaration.
1401 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1403 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1404 cp_build_modify_expr.
1405 * decl2.c (set_guard): Likewise.
1406 (handle_tls_init): Likewise.
1407 * init.c (perform_member_init): Likewise.
1408 (expand_virtual_init): Likewise.
1409 (build_new_1): Likewise.
1410 (build_vec_delete_1): Likewise.
1411 (get_temp_regvar): Likewise.
1412 (build_vec_init): Likewise.
1413 * method.c (do_build_copy_assign): Likewise.
1414 (assignable_expr): Likewise.
1415 * semantics.c (finish_omp_for): Likewise.
1416 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1418 (cp_pointer_int_sum): Add location parameter. Pass it down to
1420 (pointer_diff): Add location parameter. Use it.
1421 (build_modify_expr): Pass location down to cp_build_modify_expr.
1422 (cp_build_modify_expr): Add location parameter. Use it.
1423 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1424 * typeck2.c (cxx_incomplete_type_diagnostic,
1425 cxx_incomplete_type_error): Add location parameter.
1427 2016-05-11 Marek Polacek <polacek@redhat.com>
1430 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1432 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1434 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1435 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1437 2016-05-04 Marek Polacek <polacek@redhat.com>
1439 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1440 with OPT_Wdangling_else.
1442 2016-05-03 Martin Sebor <msebor@redhat.com>
1445 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1446 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1448 2016-05-03 Marek Polacek <polacek@redhat.com>
1451 * call.c (build_cxx_call): Pass location and vNULL down to
1452 check_builtin_function_arguments.
1454 2016-05-03 Richard Biener <rguenther@suse.de>
1456 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1457 the checksum from the previous stage.
1459 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1462 * typeck.c (finish_class_member_access_expr): When
1463 giving a hint about a possibly-misspelled member name,
1464 add a fix-it replacement hint.
1466 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1468 * cp-tree.h (finish_omp_clauses): Update prototype.
1469 * parser.c (cp_parser_oacc_all_clauses): Update call to
1471 (cp_parser_omp_all_clauses): Likewise.
1472 (cp_parser_omp_for_loop): Likewise.
1473 (cp_omp_split_clauses): Likewise.
1474 (cp_parser_oacc_cache): Likewise.
1475 (cp_parser_oacc_loop): Likewise.
1476 (cp_parser_omp_declare_target):
1477 (cp_parser_cilk_simd_all_clauses): Likewise.
1478 (cp_parser_cilk_for): Likewise.
1479 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1480 arguments with enum c_omp_region_type ort.
1481 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1482 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1483 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1484 (tsubst_expr): Update calls to tsubst_omp_clauses.
1485 * semantics.c (finish_omp_clauses): Replace bool arguments
1486 allow_fields, declare_simd, and is_cilk with bitmask ort.
1487 (finish_omp_for): Update call to finish_omp_clauses.
1489 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1492 * parser.c (cp_parser_class_head): Capture the start location;
1493 use it to emit a fix-it insertion hint when complaining
1494 about missing "template <> " in explicit specializations.
1496 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1498 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1500 2016-05-02 Richard Biener <rguenther@suse.de>
1502 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1505 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1508 * class.c (check_field_decl): Remove final int* parameter, change
1509 the return type to bool; fix logic in order not to reject multiple
1510 initialized fields in anonymous struct.
1511 (check_field_decls): Adjust call.
1513 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1516 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1517 OACC_LOOP_CLAUSE_MASK.
1518 (cp_parser_oacc_kernels_parallel): Update call to
1519 c_oacc_split_loop_clauses.
1521 2016-04-28 Jason Merrill <jason@redhat.com>
1523 Implement C++17 [[nodiscard]] attribute.
1526 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1527 * tree.c (handle_nodiscard_attribute): New.
1528 (cxx_attribute_table): Add [[nodiscard]].
1529 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1530 (maybe_warn_nodiscard): New.
1531 (convert_to_void): Call it.
1533 * cvt.c (cp_get_callee): New.
1534 * constexpr.c (get_function_named_in_call): Use it.
1535 * cxx-pretty-print.c (postfix_expression): Use it.
1536 * except.c (check_noexcept_r): Use it.
1537 * method.c (check_nontriv): Use it.
1538 * tree.c (build_aggr_init_expr): Use it.
1539 * cp-tree.h: Declare it.
1541 2015-04-27 Ryan Burn <contact@rnburn.com>
1542 Jeff Law <law@redhat.com>
1546 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1547 instead of cilk_detect_spawn_and_unwrap.
1548 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1550 (cilk_cp_detect_spawn_and_unwrap): New.
1551 * lambda.c: Include cp-cilkplus.h.
1552 * parser.c: Include cp-cilkplus.h.
1553 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1554 * cp-cilkpus.h: New file.
1556 2016-04-27 Nathan Sidwell <nathan@acm.org>
1558 * constexpr.c (get_fundef_copy): Use the original function for
1559 non-recursive evaluations.
1560 (save_fundef_copy): Always expect a slot to be available.
1562 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1564 * parser.c (cp_parser_postfix_expression): Call
1565 warn_for_memset instead of warning directly here.
1567 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1570 * decl.c (build_enumerator): Set current_access_specifier when
1571 declaring an enumerator belonging to an in-class enumeration.
1572 * parser.c (cp_parser_check_access_in_redecleration): Also
1573 consider in-class enumerations.
1575 2016-04-26 Marek Polacek <polacek@redhat.com>
1578 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1579 instead of stabilize_reference.
1580 (build_over_call): Likewise.
1581 * cp-tree.h (cp_stabilize_reference): Declare.
1582 * tree.c (cp_stabilize_reference): New function.
1583 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1584 stabilize_reference.
1585 (unary_complex_lvalue): Likewise.
1586 (cp_build_modify_expr): Likewise.
1588 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1591 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1594 2016-04-25 Jason Merrill <jason@redhat.com>
1596 * tree.c (std_attribute_table): New.
1597 (init_tree): Register it.
1599 2016-04-22 Jason Merrill <jason@redhat.com>
1601 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1603 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1605 * name-lookup.c (free_saved_scope): New free list of saved_scope
1607 (push_to_top_level): Attempt to reuse a saved_scope struct
1608 from free_saved_scope instead of allocating a new one each time.
1609 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1610 onto free_saved_scope.
1612 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1615 * semantics.c (process_outer_var_ref): Unconditionally return
1616 error_mark_node when mark_used returns false.
1618 2016-04-21 Marek Polacek <polacek@redhat.com>
1621 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1622 extra qualification.
1624 2016-04-20 Nathan Sidwell <nathan@acm.org>
1627 * init.c (build_vec_delete_1): Protect operator delete call in try
1629 (build_delete): Likewise.
1630 * optimize.c (build_delete_destructor_body): Likewise.
1632 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1635 * cp-tree.h (finish_omp_clauses): Add new default argument.
1636 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1637 instead of c_finish_cilk_clauses.
1638 * semantics.c (finish_omp_clauses): Add new argument. Allow
1639 floating-point variables in the linear clause for Cilk Plus.
1641 2016-04-20 Nathan Sidwell <nathan@acm.org>
1643 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1646 2016-04-19 Jason Merrill <jason@redhat.com>
1649 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1650 * pt.c (make_pack_expansion): Call mark_exp_read.
1651 * semantics.c (finish_id_expression): Call mark_type_use in
1652 unevaluated context.
1655 * call.c (implicit_conversion): If we choose a copy constructor
1656 for list-initialization from the same type, the conversion is an
1659 * constexpr.c (breaks): Handle EXIT_EXPR.
1660 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1661 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1666 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1669 * pt.c (tsubst_expr): Remove shadowing declaration.
1670 (tsubst_pack_expansion): Add assert.
1672 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1675 * name-lookup.c (qualified_lookup_using_namespace): Look through
1678 2016-04-18 Michael Matz <matz@suse.de>
1680 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1681 (layout_class_type): Ditto.
1682 (build_base_field): Use SET_DECL_ALIGN.
1683 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1684 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1685 (record_unknown_type): Use SET_TYPE_ALIGN.
1686 (cxx_init_decl_processing): Ditto.
1687 (copy_type_enum): Ditto.
1688 (grokfndecl): Use SET_DECL_ALIGN.
1689 (copy_type_enum): Use SET_TYPE_ALIGN.
1690 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1692 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1693 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1694 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1695 * rtti.c (emit_tinfo_decl): Ditto.
1697 2016-04-18 Jason Merrill <jason@redhat.com>
1701 * class.c (type_maybe_constexpr_default_constructor): New.
1702 (type_has_constexpr_default_constructor): Revert.
1704 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1708 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1709 (handle_com_interface_attribute): Delete.
1711 2016-04-15 Jason Merrill <jason@redhat.com>
1714 * constexpr.c (get_fundef_copy): Handle null *slot.
1717 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1718 unknown_type_node, too.
1720 2016-04-15 Jason Merrill <jason@redhat.com>
1721 Nathan Sidwell <nathan@acm.org>
1724 * constexpr.c (constexpr_call_table): Preserve in GC.
1725 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1726 (fundef_copies_table): Preserve in GC. Change to pointer to
1728 (maybe_initialize_fundef_copies_table): Adjust.
1729 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1730 (save_fundef_copy): Adjust for a TREE_LIST.
1731 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1732 (fini_constexpr): New.
1733 * cp-tree.h (fini_constexpr): Declare.
1734 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1736 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1739 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1741 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1742 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1743 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1744 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1745 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1746 cp_parser_statement.
1747 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1748 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1749 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1750 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1751 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1752 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1753 cp_parser_omp_taskloop, cp_parser_omp_construct,
1754 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1755 Add IF_P argument, pass it down where needed.
1756 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1757 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1760 2016-04-14 Jason Merrill <jason@redhat.com>
1763 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1764 * typeck2.c (split_nonconstant_init_1): Use it.
1767 * class.c (type_has_constexpr_default_constructor): Return true
1768 for an implicitly declared constructor.
1771 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1772 (cp_parser_simple_declaration): Pass it.
1773 (strip_declarator_types): New.
1776 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1777 initializer also makes the variable value-dependent.
1780 * constexpr.c (cxx_eval_store_expression): Also copy
1781 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1783 2016-04-14 Martin Sebor <msebor@redhat.com>
1788 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1790 2016-04-14 Jason Merrill <jason@redhat.com>
1792 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1793 parameter ABI change.
1795 2016-04-13 Martin Sebor <msebor@redhat.com>
1800 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1802 * decl.c (check_initializer, cp_finish_decl): Call them.
1803 (reshape_init_r): Reject incompletely braced intializer-lists
1805 * init.c (throw_bad_array_length, build_vla_check)
1806 (build_vla_size_check, build_vla_init_check): Define new functions.
1807 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1809 (store_init_value): Same.
1811 2016-04-13 Jason Merrill <jason@redhat.com>
1813 Warn about empty parameter ABI with -Wabi=9.
1814 * call.c (empty_class_msg, mark_for_abi_warning)
1815 (warn_empty_class_abi): New.
1816 (build_call_a): Use them.
1817 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1818 * error.c (pp_format_to_string): New.
1820 Pass empty class parameters like C.
1821 * call.c (pass_as_empty_struct, empty_class_arg): New.
1822 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1823 (build_call_a): Use empty_class_arg.
1824 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1825 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1827 2016-04-13 Jason Merrill <jason@redhat.com>
1830 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1832 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1835 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1836 avoidance mechanism.
1838 2016-04-13 Jason Merrill <jason@redhat.com>
1841 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1842 from instantiation_dependent_expression_p.
1843 (value_dependent_expression_p): Use it for unevaluated operands.
1844 (instantiation_dependent_r): Don't check value-dependence.
1845 (instantiation_dependent_expression_p): Check
1846 value-dependence of the expression as a whole.
1847 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1848 * semantics.c (finish_decltype_type): Use it.
1850 * constexpr.c (potential_nondependent_constant_expression): New.
1851 (potential_nondependent_static_init_expression): New.
1852 (maybe_constant_value_1, fold_non_dependent_expr)
1853 (maybe_constant_init): Use them.
1854 * pt.c (instantiate_non_dependent_expr_sfinae)
1855 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1857 * cp-tree.h: Declare them.
1859 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1862 * decl.c (pop_labels_1): Removed.
1863 (note_label, sort_labels): New functions.
1864 (pop_labels): During named_labels traversal, just push the slot
1865 pointers into a vector, then qsort it by DECL_UID and only then
1866 call pop_label and chain it into BLOCK_VARS.
1868 2016-04-13 Jason Merrill <jason@redhat.com>
1871 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1872 (cp_gimplify_expr): Not here.
1874 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1877 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1879 * typeck.c (build_x_conditional_expr): Unconditionally remember
1880 that the result is an lvalue or xvalue.
1882 2016-04-12 Jason Merrill <jason@redhat.com>
1884 * class.c (is_really_empty_class): A zero-length array is empty.
1885 An unnamed bit-field doesn't make a class non-empty.
1887 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1890 * parser.c (cp_parser_cache_defarg): When file ends in default
1891 argument simply return error_mark_node.
1893 2016-04-12 Nathan Sidwell <nathan@acm.org>
1896 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1899 2016-04-11 Jason Merrill <jason@redhat.com>
1901 * mangle.c (decl_is_template_id): The template itself counts as a
1904 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1908 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1909 on the result if it's not a CONSTRUCTOR.
1911 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1914 * constexpr.c (find_constructor): New function.
1915 (unshare_constructor): New function.
1916 (cxx_eval_call_expression): Use unshare_constructor instead of
1918 (find_array_ctor_elt): Likewise.
1919 (cxx_eval_vec_init_1): Likewise.
1920 (cxx_eval_store_expression): Likewise.
1921 (cxx_eval_constant_expression): Likewise.
1923 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
1926 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
1927 potentially generating a future -Wparentheses warning in its
1930 2016-04-06 Jason Merrill <jason@redhat.com>
1932 * class.c (check_abi_tags): Fix function template handling.
1934 2016-04-05 Nathan Sidwell <nathan@acm.org>
1937 * class.c (fixup_may_alias): New.
1938 (fixup_attribute_variants): Call it.
1940 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1943 * constexpr.c (struct fundef_copy): New struct.
1944 (struct fundef_copies_table_t): New struct.
1945 (fundef_copies_table): New static variable.
1946 (maybe_initialize_fundef_copies_table): New static function.
1947 (get_fundef_copy): New static function.
1948 (save_fundef_copy): New static function.
1949 (cxx_eval_call_expression): Use get_fundef_copy, and
1951 (constexpr_call_table): Add "deletable" GTY marker.
1953 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
1956 * cp-tree.h (class cache_map): Remove.
1957 * constexpr.c (cv_cache): Change type to
1958 GTY((deletable)) hash_map<tree, tree> *.
1959 (maybe_constant_value): Adjust following the change to cv_cache.
1960 (clear_cv_cache): New static function.
1961 (clear_cv_and_fold_caches): Use it.
1962 * cp-gimplify.c (fold_cache): Change type to
1963 GTY((deletable)) hash_map<tree, tree> *.
1964 (clear_fold_cache): Adjust following the change to fold_cache.
1965 (cp_fold): Likewise.
1967 2016-04-02 Martin Sebor <msebor@redhat.com>
1973 * constexpr.c (diag_array_subscript): New function.
1974 (cxx_eval_array_reference): Detect out of bounds array indices.
1976 2016-04-01 Jason Merrill <jason@redhat.com>
1980 * pt.c (instantiate_decl): A function isn't fully defined if
1981 DECL_INITIAL is error_mark_node.
1982 * constexpr.c (cxx_eval_call_expression): Likewise.
1984 2016-04-01 Jakub Jelinek <jakub@redhat.com>
1985 Marek Polacek <polacek@redhat.com>
1988 * init.c (warn_placement_new_too_small): Test whether
1989 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
1991 2016-04-01 Nathan Sidwell <nathan@acm.org>
1994 * decl.c (check_redeclaration_exception_specification): Check
1995 regardless of -fno-exceptions.
1996 * typeck2.c (merge_exception_specifiers): Relax assert by checking
1997 flag_exceptions too.
1999 2016-03-31 Nathan Sidwell <nathan@acm.org>
2001 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2002 (finish_destructor_body): Don't emit operator delete here.
2004 2016-03-31 Nathan Sidwell <nathan@acm.org>
2007 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2008 elements in field order.
2010 2016-03-31 Marek Polacek <polacek@redhat.com>
2013 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2015 2016-03-31 Richard Biener <rguenther@suse.de>
2018 * typeck.c (cp_build_binary_op): Fix operand order of vector
2019 conditional in truth op handling.
2021 2016-03-29 Jason Merrill <jason@redhat.com>
2024 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2025 in constexpr functions.
2027 2016-03-28 Jason Merrill <jason@redhat.com>
2032 * decl.c, pt.c, constexpr.c: Revert last patch.
2034 2016-03-25 Jason Merrill <jason@redhat.com>
2035 Martin Liška <mliska@suse.cz>
2040 * decl.c (cp_fname_init): Decay the initializer to pointer.
2041 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2042 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2043 Don't call cp_finish_decl.
2044 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2045 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2046 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2047 Handle DECL_VALUE_EXPR.
2049 2016-03-24 Jason Merrill <jason@redhat.com>
2052 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2055 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2058 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2061 * tree.c (build_cplus_array_type): Determine type-dependentess
2062 with uses_template_parms instead of with dependent_type_p.
2064 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2067 * typeck.c (process_init_constructor_union): If the initializer
2068 is empty, use the union's NSDMI if it has one.
2070 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2073 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2074 NSDMI that's part of an aggregrate initialization.
2076 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2079 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2080 for 1..max even for multi-dimensional arrays. Call unshare_expr
2084 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2085 on TREE_OVERFLOW constants.
2088 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2089 for OMP_TASKLOOP here.
2090 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2091 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2093 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2094 Jason Merrill <jason@redhat.com>
2095 Jakub Jelinek <jakub@redhat.com>
2098 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2099 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2100 (finish_function): Don't set or test them.
2101 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2103 2016-03-23 Jason Merrill <jason@redhat.com>
2106 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2108 2016-03-23 Marek Polacek <polacek@redhat.com>
2111 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2113 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2115 * call.c (build_conditional_expr_1): Always use original
2116 condition type for vector type checks and build.
2118 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2121 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2123 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2126 * constexpr.c (non_const_var_error): Check
2127 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2129 2016-03-21 Richard Henderson <rth@redhat.com>
2132 * decl.c (notice_forced_label_r): New.
2133 (cp_finish_decl): Use it.
2135 2016-03-21 Jason Merrill <jason@redhat.com>
2138 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2140 2016-03-18 Jason Merrill <jason@redhat.com>
2143 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2146 * class.c (vptr_via_virtual_p): New.
2147 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2148 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2149 a vptr from any virtual base in a not-in-charge 'structor.
2151 * decl.c (build_clobber_this): Factor out of
2152 start_preparsed_function and begin_destructor_body. Handle
2153 virtual bases better.
2155 * class.c (build_if_in_charge): Split out from build_base_path.
2156 * init.c (expand_virtual_init, expand_default_init): Use it.
2157 * call.c (build_special_member_call): Use it.
2159 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2162 * init.c (build_new_1): Complain and return error_mark_node
2163 if alloc_fn is not _Jv_AllocObject function returning pointer.
2165 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2168 * search.c (adjust_result_of_qualified_name_lookup): Don't
2169 update the BASELINK_BINFO of DECL if the second call
2170 to lookup_base fails.
2172 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2175 * parser.c (cp_parser_lambda_expression): Move call to
2176 pop_deferring_access_checks ahead of the call to
2177 cp_parser_end_tentative_firewall.
2179 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2182 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2183 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2184 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2186 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2187 if magic_varargs_p == 1, call decay_conversion
2188 instead of mark_type_use. Don't store error_mark_node arguments to
2189 argarray, instead return error_mark_node.
2192 * decl.c (begin_destructor_body): Don't insert clobber if
2193 is_empty_class (current_class_type).
2195 2016-03-17 Marek Polacek <polacek@redhat.com>
2198 * typeck.c (warn_for_null_address): New function.
2199 (cp_build_binary_op): Call it.
2201 2016-03-16 Jason Merrill <jason@redhat.com>
2204 * decl.c (start_preparsed_function): Don't clobber an empty base.
2206 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2209 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2210 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2213 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2214 set in_base_initializer.
2216 2016-03-15 Marek Polacek <polacek@redhat.com>
2219 * tree.c (strip_typedefs): Call strip_typedefs again on the
2220 DECL_ORIGINAL_TYPE result.
2222 2016-03-15 Jason Merrill <jason@redhat.com>
2225 * pt.c (instantiate_decl): Fix call to variable_template_p.
2228 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2230 2016-03-14 Casey Carter <casey@carter.net>
2231 Jason Merrill <jason@redhat.com>
2233 P0184R0: Generalizing the Range-Based For Loop
2234 * parser.c (cp_convert_range_for): Set the type of __end separately.
2235 (cp_parser_perform_range_for_lookup): Allow different begin/end
2236 types if they are comparable.
2238 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2241 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2242 processing_template_decl and EXPR is a SCOPE_REF.
2244 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2245 Jakub Jelinek <jakub@redhat.com>
2248 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2249 return value from cxx_eval_constant_expression from earlier
2250 elements if it is valid constant initializer requiring no
2253 2016-03-10 Marek Polacek <polacek@redhat.com>
2256 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2258 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2260 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2261 when calling c_finish_omp_clauses.
2263 2016-03-08 Jason Merrill <jason@redhat.com>
2265 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2266 diagnostic for use of "concept".
2267 (cp_parser_requires_clause_opt): And "requires".
2268 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2269 (cp_parser_explicit_template_declaration): Adjust.
2270 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2272 P0036R0: Unary Folds and Empty Parameter Packs
2273 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2275 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2278 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2279 even after the last iteration of the loop.
2281 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2283 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2286 * pt.c (get_template_info): Handle PARM_DECL.
2287 (template_class_depth): Check DECL_P instead of
2288 VAR_OR_FUNCTION_DECL_P.
2290 2016-03-05 Jason Merrill <jason@redhat.com>
2293 * constexpr.c (cxx_eval_store_expression): Replace
2294 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2296 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2299 * pt.c (template_class_depth): Given a lambda type, iterate
2300 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2301 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2304 2016-03-04 Jason Merrill <jason@redhat.com>
2307 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2308 * init.c (build_vec_delete_1): Set it.
2309 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2311 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2313 * decl.c (start_preparsed_function): Don't emit start clobber at the
2314 start of constructor clones.
2317 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2318 * decl.c (start_preparsed_function): Call
2319 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2320 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2321 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2323 2016-03-04 Jason Merrill <jason@redhat.com>
2326 * constexpr.c (cxx_eval_component_reference): Further tweak.
2328 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2329 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2330 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2331 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2334 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2337 2016-03-03 Jason Merrill <jason@redhat.com>
2339 * method.c (synthesized_method_walk): operator= can also be constexpr.
2341 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2342 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2345 * pt.c (copy_template_args): New.
2346 (tsubst_pack_expansion): Use it.
2348 * call.c (build_aggr_conv): Use get_nsdmi.
2351 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2354 * constexpr.c (cxx_eval_component_reference): Just return an empty
2355 CONSTRUCTOR for an empty class.
2357 2016-03-01 Jason Merrill <jason@redhat.com>
2360 * parser.c (cp_parser_requires_clause): Call
2361 check_for_bare_parameter_packs.
2364 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2368 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2369 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2370 [TARGET_EXPR]: Unshare init.
2372 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2376 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2379 2016-02-28 Jason Merrill <jason@redhat.com>
2382 * constexpr.c (cxx_eval_store_expression): Unshare init.
2384 2016-02-26 Jason Merrill <jason@redhat.com>
2387 * pt.c (make_argument_pack): New.
2388 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2389 (tsubst_copy_and_build): Likewise.
2391 2016-02-25 Jason Merrill <jason@redhat.com>
2394 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2395 * tree.c (build_aggr_init_expr): Set it.
2396 * semantics.c (simplify_aggr_init_expr): Check it.
2397 * cp-gimplify.c (cp_genericize_r): Don't walk into
2398 a call/aggr_init from a thunk.
2401 * method.c (forward_parm): Handle parameter packs.
2402 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2405 * constexpr.c (cxx_eval_component_reference): Don't complain about
2406 unevaluated empty classes.
2409 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2411 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2414 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2415 (maybe_undo_parenthesized_ref): Declare.
2416 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2418 (finish_call_expr): Use it.
2419 * typeck.c (check_return_expr): Use it.
2420 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2421 REF_PARENTHESIZED_P flag.
2423 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2426 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2428 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2430 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2431 unless they are folded into INTEGER_CST, error_mark_node or some
2432 comparison with NULL, avoid folding them and use either the original
2433 comparison or non-folded comparison of folded arguments.
2434 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2435 comparison, don't fold the comparison right away.
2437 2016-02-24 Jason Merrill <jason@redhat.com>
2440 * friend.c (make_friend_class): Likewise.
2441 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2443 2016-02-24 Jason Merrill <jason@redhat.com>
2446 * pt.c (instantiate_class_template_1): Set
2447 processing_template_decl before substituting friend_type.
2449 016-02-24 Martin Sebor <msebor@redhat.com>
2452 * tree.c (build_ctor_subob_ref): Compare types' main variants
2453 instead of the types as they are.
2455 2016-02-24 Jason Merrill <jason@redhat.com>
2457 * decl.c (start_preparsed_function): Condition ctor clobber on
2458 flag_lifetime_dse > 1.
2460 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2462 2016-02-19 Jason Merrill <jason@redhat.com>
2465 * call.c (remaining_arguments): No longer static.
2466 * cp-tree.h: Declare it.
2467 * pt.c (more_specialized_fn): Use it.
2469 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2470 Bernd Edlinger <bernd.edlinger@hotmail.de>
2472 * Make-lang.in: Invoke gperf with -L C++.
2473 * cfns.gperf: Remove prototypes for hash and libc_name_p
2475 * cfns.h: Regenerated.
2476 * except.c (nothrow_libfn_p): Adjust.
2478 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2481 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2482 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2484 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2487 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2489 * semantics.c (finish_call_expr): Don't assume a constructor
2490 call is dependent if only the "this" pointer is dependent. When
2491 building a constructor call, always use a dummy object.
2493 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2496 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2498 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2499 operators if folding preserved the binop, just with different
2503 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2504 attr_spec is always single element chain, chain all the attributes
2505 properly together in the right order.
2507 2016-02-18 Jason Merrill <jason@redhat.com>
2509 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2511 (mangle_decl): Call maybe_check_abi_tags for function scope.
2512 (mangle_guard_variable): Call maybe_check_abi_tags here.
2513 (write_guarded_var_name): Not here.
2515 2016-02-17 Jason Merrill <jason@redhat.com>
2518 * constexpr.c (build_constexpr_constructor_member_initializers):
2519 Handle an additional STATEMENT_LIST.
2522 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2525 * decl2.c (reset_type_linkage_2): Look through member templates.
2527 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2530 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2532 2016-02-17 Jason Merrill <jason@redhat.com>
2535 * method.c (forward_parm): Split out from...
2536 (add_one_base_init): ...here.
2537 * lambda.c (maybe_add_lambda_conv_op): Use it.
2539 2016-02-16 Jason Merrill <jason@redhat.com>
2543 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2544 tree.c, typeck2.c: Revert earlier changes.
2545 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2546 non-type templates after -> or .
2548 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2551 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2553 2016-02-16 Jason Merrill <jason@redhat.com>
2556 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2557 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2558 * name-lookup.h: Adjust.
2560 2016-02-16 James Norris <jnorris@codesourcery.com>
2562 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2563 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2565 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2568 * init.c (expand_default_init): Only call reshape_init
2569 in the direct-initialization from an initializer list case.
2571 2016-02-15 Jason Merrill <jason@redhat.com>
2574 * semantics.c (finish_call_expr): Implicit 'this' does not make
2576 * search.c (any_dependent_bases_p): Split out...
2577 * name-lookup.c (do_class_using_decl): ...from here.
2578 * call.c (build_new_method_call_1): Don't complain about missing object
2579 if there are dependent bases. Tweak error.
2580 * tree.c (non_static_member_function_p): Remove.
2581 * pt.c (type_dependent_expression_p): A member template of a
2582 dependent type is dependent.
2583 * cp-tree.h: Adjust.
2586 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2588 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2591 * pt.c (lookup_and_finish_template_variable): New function,
2593 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2594 (tsubst_qualified_id): Consider that EXPR might be a variable
2596 * typeck.c (check_template_keyword): Don't emit an error
2597 if DECL is a variable template.
2599 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2601 * error.c: Spelling fixes - behaviour -> behavior and
2602 neighbour -> neighbor.
2604 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2606 * init.c (build_delete): Likewise.
2608 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2611 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2612 arguments for -Waddress warning. Fix up formatting.
2614 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2617 * pt.c (lookup_template_class_1): Check tsubst return value for
2620 2016-02-10 Jason Merrill <jason@redhat.com>
2623 * pt.c (resolve_nondeduced_context): Add complain parm.
2624 (do_auto_deduction): Pass it.
2625 * cvt.c (convert_to_void): Likewise.
2626 * decl.c (cp_finish_decl): Likewise.
2627 * init.c (build_new): Likewise.
2628 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2629 * semantics.c (finish_decltype_type): Likewise.
2630 * typeck.c (decay_conversion): Likewise.
2631 * cp-tree.h: Adjust declaration.
2632 * call.c (standard_conversion): Add complain parm, pass it along.
2633 (implicit_conversion): Pass it.
2636 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2637 (lookup_name_real_1): Likewise.
2638 (remove_hidden_names): Handle non-functions too.
2641 * parser.c (cp_parser_lookup_name): When looking for a template
2642 after . or ->, only consider class templates.
2643 (cp_parser_postfix_dot_deref_expression): Handle the current
2644 instantiation. Remember a dependent object expression.
2645 * typeck2.c (build_x_arrow): Handle the current instantiation.
2647 * ptree.c (debug_tree): Implement for cp_expr.
2649 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2652 * parser.c (cp_parser_simple_type_specifier): Make the check
2653 for disambiguating between an 'auto' placeholder and an implicit
2654 template parameter more robust.
2656 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2660 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2661 setting its TREE_USED flag.
2663 2016-02-08 Jason Merrill <jason@redhat.com>
2666 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2669 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2672 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2673 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2675 2016-02-08 Marek Polacek <polacek@redhat.com>
2678 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2679 Call clear_fold_cache.
2680 * cp-tree.h: Adjust declaration.
2681 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2682 rather than clear_cv_cache and clear_fold_cache.
2683 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2685 2016-02-08 Jason Merrill <jason@redhat.com>
2687 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2688 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2689 (ocp_convert): Use *_maybe_fold.
2690 (cp_convert_to_pointer): Add dofold parameter.
2691 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2693 2016-02-05 Martin Sebor <msebor@redhat.com>
2696 * init.c (find_field_init): New function.
2697 (warn_placement_new_too_small): Call it. Handle one-element arrays
2698 at ends of structures special.
2700 2016-02-05 Jason Merrill <jason@redhat.com>
2703 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2704 make sure we've seen_error().
2706 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2709 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2710 if lookup_fnfields returns NULL_TREE and the name being looked
2711 up has the form A::A.
2713 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2715 * constexpr.c (cxx_eval_binary_expression): Fold equality
2716 comparisons involving PTRMEM_CSTs.
2718 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2720 * class.c (find_flexarrays): Don't declare dom variable.
2721 (diagnose_flexarray): Likewise.
2723 2016-02-02 Martain Sebor <msebor@redhat.com>
2730 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2731 of a flexible array member for equality to null.
2732 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2733 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2734 (check_flexarrays): Same.
2735 * decl.c (compute_array_index_type): Avoid special case for flexible
2737 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2739 * error.c (dump_type_suffix): Revert changes introduced in r231665
2740 and rendered unnecessary by the changes above.
2741 * pt.c (tsubst): Same.
2742 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2743 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2744 (process_init_constructor_array): Same.
2745 (process_init_constructor_record): Same.
2747 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2750 * pt.c (try_one_overload): Handle comparing argument packs so
2751 that there is no conflict if we deduced more arguments of an
2752 argument pack than were explicitly specified.
2754 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2755 Jason Merrill <jason@redhat.com>
2758 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2759 function type if nothing is changing.
2761 2016-01-31 Jason Merrill <jason@redhat.com>
2764 * pt.c (partial_specialization_p, impartial_args): New.
2765 (instantiate_decl): Call impartial_args.
2767 * mangle.c (maybe_check_abi_tags): New.
2768 (write_guarded_var_name): Call it.
2769 (mangle_ref_init_variable): Call check_abi_tags.
2771 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2772 between template and instantiation.
2774 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2777 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2778 function declarations.
2780 2016-01-29 Marek Polacek <polacek@redhat.com>
2784 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2785 out of bound" error earlier.
2786 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2789 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2791 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2792 structure, update free_binding_level before the structure's
2793 level_chain field gets cleared, not after.
2795 2016-01-28 Jason Merrill <jason@redhat.com>
2798 * search.c (dfs_walk_once, dfs_walk_once_r)
2799 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2800 hash_set instead of BINFO_MARKED.
2801 (dfs_unmark_r): Remove.
2803 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2806 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2807 (cp_lexer_debugging_p): Use it.
2808 (cp_lexer_start_debugging): Likewise.
2809 (cp_lexer_stop_debugging): Likewise.
2811 2016-01-27 Marek Polacek <polacek@redhat.com>
2814 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2815 needed. Add -Wsign-compare warning.
2817 2016-01-27 Ryan Burn <contact@rnburn.com>
2820 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2821 superfluous post_p argument in call to
2822 cilk_gimplify_call_params_in_spawned_fn.
2824 2016-01-27 Marek Polacek <polacek@redhat.com>
2827 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2828 wrapped in NOP_EXPRs.
2830 2016-01-27 Martin Sebor <msebor@redhat.com>
2833 * mangle.c (mangle_decl): Reference the correct (saved) version
2834 of the ABI in -Wabi diagnostics.
2836 2016-01-27 Marek Polacek <polacek@redhat.com>
2839 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2840 elements of the array.
2842 2016-01-26 Jason Merrill <jason@redhat.com>
2845 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2846 (cxx_eval_call_expression): Don't look through clones.
2847 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2848 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2849 maybe-in-charge *tor.
2851 2016-01-26 Jason Merrill <jason@redhat.com>
2854 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2855 and TREE_SIDE_EFFECTS.
2856 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2857 verify_constructor_flags.
2859 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2862 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2863 return error_mark_node instead of building trees with error_mark_node
2866 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2869 * error.c (print_instantiation_partial_context_line): Add missing
2870 newlines from output for the t == NULL case.
2871 (print_instantiation_partial_context): Remove call to pp_newline.
2873 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2876 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2881 * decl.c (grokdeclarator): Don't decay array parameter type to
2882 a pointer type if it's dependent.
2883 (grokparms): Invoke strip_top_quals instead of directly invoking
2884 cp_build_qualified_type.
2885 * pt.c (decay_dependent_array_parm_type): New static function.
2886 (type_unification_real): Call decay_dependent_array_parm_type
2887 to decay a dependent array parameter type to its corresponding
2888 pointer type before unification.
2889 (more_specialized_fn): Likewise.
2890 (get_bindings): Likewise.
2891 * tree.c (cp_build_qualified_type): Trivial typofix in
2894 2016-01-23 Martin Sebor <msebor@redhat.com>
2898 * decl2.c (is_late_template_attribute): Handle dependent argument
2899 to attribute align and attribute vector_size.
2901 2016-01-21 Jason Merrill <jason@redhat.com>
2904 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2905 for init-capture, too.
2908 * decl.c (type_is_deprecated): Don't look into a typedef.
2912 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2915 * decl.c (start_enum): Add attributes parameter.
2916 * parser.c (cp_parser_enum_specifier): Pass it.
2917 * pt.c (lookup_template_class_1): Pass it.
2918 * cp-tree.h: Adjust.
2920 2016-01-19 Jason Merrill <jason@redhat.com>
2923 * pt.c (convert_template_argument): Handle VAR_DECL properly.
2925 2016-01-19 Marek Polacek <polacek@redhat.com>
2928 * constexpr.c (clear_cv_cache): New.
2929 * cp-gimplify.c (clear_fold_cache): New.
2930 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
2931 * decl.c (finish_enum_value_list): Call them.
2934 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
2936 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2941 * decl.c (grokdeclarator): Don't decay array parameter type to
2942 a pointer type if it's dependent.
2943 (grokparms): Invoke strip_top_quals instead of directly invoking
2944 cp_build_qualified_type.
2945 * pt.c (decay_dependent_array_parm_type): New static function.
2946 (type_unification_real): Call decay_dependent_array_parm_type
2947 to decay a dependent array parameter type to its corresponding
2948 pointer type before unification.
2949 (more_specialized_fn): Likewise.
2950 (get_bindings): Likewise.
2951 * tree.c (cp_build_qualified_type): Trivial typofix in
2954 2016-01-18 Jason Merrill <jason@redhat.com>
2956 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
2958 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
2961 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
2962 (contains_label_1, contains_label_p): Remove.
2964 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2967 * pt.c (type_dependent_expression_p): For a function template
2968 specialization, a type is dependent iff any of its template
2971 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2973 * cp-array-notation.c (cp_expand_cond_array_notations): Return
2974 error_mark_node only if find_rank failed, not if it was
2977 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
2980 * tree.c (build_min_non_dep_call_vec): Don't retain the
2981 KOENIG_LOOKUP_P flag of the non-dependent expression that's
2983 (build_min_non_dep_op_overload): Instead, do it here.
2985 2016-01-15 Jakub Jelinek <jakub@redhat.com>
2988 * parser.h (cp_token): Remove pragma_kind field. Add comment
2989 with number of unused bits.
2990 * parser.c (eof_token): Remove pragma_kind field initializer.
2991 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
2992 field, don't clear CPP_PRAGMA u.value.
2993 (cp_parser_pragma_kind): New function.
2994 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
2995 cp_parser_omp_construct, cp_parser_initial_pragma,
2996 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
2999 2016-01-15 Jason Merrill <jason@redhat.com>
3002 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3004 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3008 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3009 array/function-to-pointer conversion. Call
3010 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3011 * call.c (convert_like_real): Print call context if
3012 decay_conversion errors.
3014 2016-01-14 Tom de Vries <tom@codesourcery.com>
3016 PR tree-optimization/68773
3017 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3020 2016-01-14 Jason Merrill <jason@redhat.com>
3023 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3025 2016-01-12 Marek Polacek <polacek@redhat.com>
3028 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3029 error_at and adjust the return value.
3031 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3035 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3036 GS_ERROR whenever seen_error (), only if *expr_p contains
3037 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3041 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3043 2016-01-11 Jason Merrill <jason@redhat.com>
3046 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3047 (process_subob_fn): Likewise. Don't consider triviality if true.
3048 (synthesize_method_walk): Pass it.
3050 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3053 * parser.c (cp_parser_postfix_expression): Initialize
3054 close_paren_loc to UNKNOWN_LOCATION; only use it if
3055 it has been written to by
3056 cp_parser_parenthesized_expression_list.
3057 (cp_parser_parenthesized_expression_list): Document the behavior
3058 with respect to the CLOSE_PAREN_LOC param.
3060 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3063 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3064 folded operands have side-effects, but folding changed any of them,
3065 build a new tree with the folded operands instead of returning the
3068 2016-01-09 Marek Polacek <polacek@redhat.com>
3071 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3073 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3076 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3078 2016-01-08 Jason Merrill <jason@redhat.com>
3081 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3084 2016-01-08 Marek Polacek <polacek@redhat.com>
3087 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3089 2016-01-08 Jason Merrill <jason@redhat.com>
3091 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3096 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3097 TREE_ADDRESSABLE type.
3101 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3103 2016-01-05 Nathan Sidwell <nathan@acm.org>
3106 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3109 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3111 Update copyright years.
3113 Copyright (C) 2016 Free Software Foundation, Inc.
3115 Copying and distribution of this file, with or without modification,
3116 are permitted in any medium without royalty provided the copyright
3117 notice and this notice are preserved.