2017-10-10  Release Manager

	* GCC 5.5.0 released.

2017-09-18  Jason Merrill  <jason@redhat.com>

	PR c++/80294 - ICE with constexpr and inheritance.
	* constexpr.c (reduced_constant_expression_p):
	A null constructor element is non-constant.
	(cxx_eval_indirect_ref): Don't VERIFY_CONSTANT before
	returning an empty base.

	PR c++/79607 - ICE with T{} initializer
	* decl.c (type_dependent_init_p): Check the type of a CONSTRUCTOR.

	PR c++/72457
	* init.c (expand_aggr_init_1): Only handle value-init of bases.
	* constexpr.c (build_data_member_initialization): Handle multiple
	initializers for the same field.

	PR c++/55922
	PR c++/63151
	* init.c (expand_aggr_init_1): Handle list-initialization from {}.

2017-09-16  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2017-06-21  Jakub Jelinek  <jakub@redhat.com>

	PR c++/81154
	* semantics.c (handle_omp_array_sections_1, finish_omp_clauses):
	Complain about t not being a variable if t is OVERLOAD even
	when processing_template_decl.

	2017-06-13  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80984
	* cp-gimplify.c (cp_genericize): Only look for VAR_DECLs in
	BLOCK_VARS (outer) chain.
	(cxx_omp_const_qual_no_mutable): Likewise.

2017-06-08  Jakub Jelinek  <jakub@redhat.com>

	PR c/81006
	* semantics.c (handle_omp_array_sections_1): Convert TYPE_MAX_VALUE
	to sizetype before size_binop.

2017-05-30  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2017-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80363
	* error.c (dump_expr): Handle VEC_COND_EXPR like COND_EXPR.

	2017-04-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80176
	* tree.c (lvalue_kind): For COMPONENT_REF with BASELINK second
	operand, if it is a static member function, recurse on the
	BASELINK.

	2017-03-22  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80141
	* semantics.c (finish_omp_clause) <case OMP_CLAUSE_SIMDLEN,
	case OMP_CLAUSE_ALIGNED>: Call maybe_constant_value only when not
	processing_template_decl.

	2017-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79896
	* decl.c (finish_enum_value_list): If value is error_mark_node,
	don't copy it and change its type.
	* init.c (constant_value_1): Return error_mark_node if DECL_INITIAL
	of CONST_DECL is error_mark_node.

	2017-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79664
	* parser.c (cp_parser_omp_teams, cp_parser_omp_target): Use
	SET_EXPR_LOCATION on OMP_TARGET/OMP_TEAMS tree.
	* constexpr.c (potential_constant_expression_1): Handle
	OMP_*, OACC_* and CILK_* trees.

	2017-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79512
	* parser.c (cp_parser_omp_target): For -fopenmp-simd
	ignore #pragma omp target even when not followed by identifier.

	2017-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78341
	* parser.c (cp_parser_std_attribute_spec): Remove over-eager
	assertion.  Formatting fix.

	2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78949
	* typeck.c (cp_build_unary_op): Call mark_rvalue_use on arg if it has
	vector type.

	2016-12-02  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78649
	* pt.c (tsubst_init): Don't call build_value_init if decl's type
	is error_mark_node.

	2016-11-23  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77739
	* cp-gimplify.c (cp_gimplify_tree) <case VEC_INIT_EXPR>: Pass
	false as handle_invisiref_parm_p to cp_genericize_tree.
	(struct cp_genericize_data): Add handle_invisiref_parm_p field.
	(cp_genericize_r): Don't wrap is_invisiref_parm into references
	if !wtd->handle_invisiref_parm_p.
	(cp_genericize_tree): Add handle_invisiref_parm_p argument,
	set wtd.handle_invisiref_parm_p to it.
	(cp_genericize): Pass true as handle_invisiref_parm_p to
	cp_genericize_tree.  Formatting fix.

	2016-11-18  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77285
	* mangle.c (mangle_tls_init_fn, mangle_tls_wrapper_fn): Call
	check_abi_tags.

	2016-10-31  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78089
	* parser.c (cp_parser_postfix_expression): Replace return statement in
	the first switch with setting postfix_expression to the return
	expression and break;.

	2016-09-28  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77467
	* constexpr.c (enum constexpr_switch_state): New.
	(struct constexpr_ctx): Add css_state field.
	(label_matches): Add CTX and STMT arguments, remove I and
	DEFAULT_LABEL.  For CASE_LABEL_EXPR assert ctx->css_state != NULL,
	handle default labels according to css_state.
	(cxx_eval_statement_list): Remove statement skipping, label_matches
	and default_label handling code.
	(cxx_eval_loop_expr): Exit after first iteration even if
	switches (jump_target).
	(cxx_eval_switch_expr): Set up css_state field in ctx, if default
	label has been seen in the body, but no cases matched, evaluate
	the body second time.
	(cxx_eval_constant_expression): Handle stmt skipping and label_matches
	here.  Handle PREDICT_EXPR.  For MODIFY_EXPR or INIT_EXPR, assert
	statement is not skipped.  For COND_EXPR during skipping, don't
	evaluate condition, just the then block and if still skipping at the
	end also the else block.
	(cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
	(is_sub_constant_expr): Likewise.

	2016-09-27  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77722
	* cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
	functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
	BIND_EXPR with some statement rather than STATEMENT_LIST as body.

	2016-09-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77637
	* parser.c (cp_parser_std_attribute_list): Reject ... without
	preceding attribute.

	2016-09-16  Jakub Jelinek  <jakub@redhat.com>

	PR c++/77375
	* class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
	TYPE_HAS_MUTABLE_P for any bases.

	2016-08-11  Jakub Jelinek  <jakub@redhat.com>

	PR c++/72868
	* constexpr.c (label_matches): Handle case range expressions.

2017-01-12  Nathan Sidwell  <nathan@acm.org>

	PR c++/77812
	* name-lookup.c (set_namespace_binding_1): An overload of 1 decl
	is a new overload.

2016-12-08  Nathan Sidwell  <nathan@acm.org>

	PR c++/78551
	* constexpr.c (extract_string_elt): New.  Broken out of ...
	(cxx_eval_array_reference): ... here.  Call it.
	(cxx_eval_store_expression): Convert init by STRING_CST into
	CONSTRUCTOR, if needed.

2016-08-05  Nathan Sidwell  <nathan@acm.org>

	PR c++/68724
	* pt.c (unify): TRAIT_EXPR is an expr.

2016-07-25  Jason Merrill  <jason@redhat.com>

	PR c++/71833
	* pt.c (coerce_template_parameter_pack): Fix logic for
	pack index.

2016-07-21  Jason Merrill  <jason@redhat.com>

	PR c++/69223
	* semantics.c (apply_deduced_return_type): Call
	complete_type_or_else before building the new RESULT_DECL.

	PR c++/71630
	* pt.c (instantiate_decl): Fix pattern_defined for namespace scope
	variable templates.

	PR c++/71913
	* call.c (unsafe_copy_elision_p): It's OK to elide when
	initializing an unknown object.

2016-07-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71909
	* parser.c (cp_parser_save_member_function_body): Consume
	__transaction_relaxed or __transaction_atomic with optional
	attribute.  Only skip catch with block if try keyword is seen.

2016-07-19  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2016-07-18  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71871
	* typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.

2016-07-07  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2016-06-14  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71528
	* decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
	olddecl vars, preserve their TREE_READONLY bit.

	PR c++/71516
	* decl.c (complete_vars): Handle gracefully type == error_mark_node.

2016-06-08  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71442
	* pt.c (tsubst_copy): Only set TREE_USED on DECLs.

2016-06-03  Release Manager

	* GCC 5.4.0 released.

2016-05-23  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2016-03-23  Patrick Palka  <ppalka@gcc.gnu.org>
 
	PR c++/70347
	* typeck.c (process_init_constructor_union): If the initializer
	is empty, use the union's NSDMI if it has one.

2016-05-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/70466
	* call.c (convert_like_real): Check that we are actually converting
	from an init list.

2016-05-18  Jason Merrill  <jason@redhat.com>

	PR c++/70505
	* pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
	unknown_type_node, too.

	PR c++/70494
	* decl.c (cxx_maybe_build_cleanup): Handle non-decls.
	* typeck2.c (split_nonconstant_init_1): Use it.

	PR c++/70648
	* constexpr.c (cxx_eval_store_expression): Also copy
	CONSTRUCTOR_NO_IMPLICIT_ZERO.

	PR c++/70353
	* decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
	in constexpr functions.

	PR c++/70095
	* pt.c (instantiate_decl): Fix call to variable_template_p.

2016-05-18  Jason Merrill  <jason@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c++/70135
	* constexpr.c (struct constexpr_ctx): Add save_exprs field.
	(cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
	(cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
	(cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.

2016-05-18  Jason Merrill  <jason@redhat.com>

	* method.c (synthesized_method_walk): operator= can also be constexpr.

2016-05-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/70635
	* pt.c (resolve_typename_type): Fix typos in infinite recursion
	avoidance mechanism.

2016-04-18  Marek Polacek  <polacek@redhat.com>

	Backport from mainline
	2016-03-31  Marek Polacek  <polacek@redhat.com>

	PR c/70297
	* decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.

2016-04-18  Marek Polacek  <polacek@redhat.com>

	Backport from mainline
	2015-11-11  Jason Merrill  <jason@redhat.com>

	* decl.c (duplicate_decls): When combining typedefs, remove the
	new type from the variants list.

2016-04-15  Jason Merrill  <jason@redhat.com>

	* pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
	LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.

	PR c++/67164
	* pt.c (copy_template_args): New.
	(tsubst_pack_expansion): Use it.

2016-04-13  Alan Modra  <amodra@gmail.com>

	Backport from mainline
	2016-03-22  Patrick Palka  <ppalka@gcc.gnu.org>
	PR target/70107
	PR c++/70096
	* pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.

2016-04-06  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2016-03-31  Richard Biener  <rguenther@suse.de>

	PR c++/70430
	* typeck.c (cp_build_binary_op): Fix operand order of vector
	conditional in truth op handling.

2016-03-31  Nathan Sidwell  <nathan@acm.org>

	PR c++/70393
	* constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
	elements in field order.

2016-03-30  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2016-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR c++/70272
	* decl.c (begin_destructor_body): Don't insert clobber if
	is_empty_class (current_class_type).

	2016-02-19  Jakub Jelinek  <jakub@redhat.com>

	PR c++/67767
	* parser.c (cp_parser_std_attribute_spec_seq): Don't assume
	attr_spec is always single element chain, chain all the attributes
	properly together in the right order.

2016-03-21  Marek Polacek  <polacek@redhat.com>

	Backported from mainline
	2016-03-15  Marek Polacek  <polacek@redhat.com>

	PR c++/70209
	* tree.c (strip_typedefs): Call strip_typedefs again on the
	DECL_ORIGINAL_TYPE result.

2016-03-18  Jason Merrill  <jason@redhat.com>

	PR c++/70139
	* constexpr.c (cxx_eval_call_expression): Don't shortcut trivial copy.

2016-03-05  Jason Merrill  <jason@redhat.com>

	PR c++/67364
	* constexpr.c (cxx_eval_store_expression): Replace
	CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.

2016-03-04  Jason Merrill  <jason@redhat.com>

	PR c++/67364
	* constexpr.c (cxx_eval_component_reference): Further tweak.

	PR c++/70067
	* tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
	same type.

2016-03-03  Jason Merrill  <jason@redhat.com>

	* call.c (build_aggr_conv): Use get_nsdmi.

	PR c++/51406
	* typeck.c (build_static_cast_1): Avoid folding back to lvalue.

	PR c++/67364
	* constexpr.c (cxx_eval_component_reference): Just return an empty
	CONSTRUCTOR for an empty class.

2016-03-01  Paolo Carlini  <paolo.carlini@oracle.com>

	* call.c (build_op_delete_call, build_over_call): Check mark_used
	return value.
	* class.c (resolve_address_of_overloaded_function): Likewise.
	* decl.c (cxx_maybe_build_cleanup): Likewise.
	* pt.c (gen_elem_of_pack_expansion_instantiation, tsubst_baselink,
	tsubst_qualified_id, tsubst_copy, tsubst_copy_and_build): Likewise.
	* rtti.c (build_dynamic_cast_1): Likewise.
	* semantics.c (process_outer_var_ref): Likewise.
	* typeck.c (build_class_member_access_expr,
	cp_build_function_call_vec, cp_build_addr_expr_1): Likewise.

2016-03-01  Jason Merrill  <jason@redhat.com>

	PR c++/69261
	* constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.

2016-03-01  Markus Trippelsdorf  <markus@trippelsdorf.de>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/68087
	* constexpr.c (cxx_eval_array_reference): Use tree_fits_shwi_p before
	tree_to_shwi to avoid ICEs.

2016-03-01  Jason Merrill  <jason@redhat.com>

	PR c++/67104
	* constexpr.c (array_index_cmp, find_array_ctor_elt): New.
	(cxx_eval_array_reference, cxx_eval_store_expression): Use them.

	PR c++/51489
	* constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
	the operands.

	PR c++/69995
	* constexpr.c (cxx_eval_call_expression): Unshare arg.
	(cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
	[TARGET_EXPR]: Unshare init.

2016-02-29  Jason Merrill  <jason@redhat.com>

	PR c++/69995
	* constexpr.c (cxx_eval_store_expression): Unshare init.

	PR c++/65985
	* constexpr.c (build_constexpr_constructor_member_initializers):
	Handle an additional STATEMENT_LIST.

2016-02-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	Backported from mainline
	2016-02-19  Jakub Jelinek  <jakub@redhat.com>
		    Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* Make-lang.in: Invoke gperf with -L C++.
	* cfns.gperf: Remove prototypes for hash and libc_name_p
	inlines.
	* cfns.h: Regenerated.
	* except.c (nothrow_libfn_p): Adjust.

2016-02-25  Jason Merrill  <jason@redhat.com>

	PR c++/67364
	* constexpr.c (cxx_eval_component_reference): Don't complain about
	unevaluated empty classes.

	PR c++/68049
	* tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.

2016-02-24  Jason Merrill  <jason@redhat.com>

	PR c++/69323
	* pt.c (instantiate_class_template_1): Set
	processing_template_decl before substituting friend_type.

2016-02-19  Jason Merrill  <jason@redhat.com>

	PR c++/69743
	* call.c (remaining_arguments): No longer static.
	* cp-tree.h: Declare it.
	* pt.c (more_specialized_fn): Use it.

2016-02-17  Jason Merrill  <jason@redhat.com>

	PR c++/68585
	* constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.

	PR c++/68679
	* decl2.c (reset_type_linkage_2): Look through member templates.

2016-02-15  Jason Merrill  <jason@redhat.com>

	PR c++/68890
	* constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.

2016-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/68926
	* pt.c (resolve_nondeduced_context): Add complain parm.
	(do_auto_deduction): Pass it.
	* cvt.c (convert_to_void): Likewise.
	* decl.c (cp_finish_decl): Likewise.
	* init.c (build_new): Likewise.
	* rtti.c (get_tinfo_decl_dynamic): Likewise.
	* semantics.c (finish_decltype_type): Likewise.
	* typeck.c (decay_conversion): Likewise.
	* cp-tree.h: Adjust declaration.
	* call.c (standard_conversion): Add complain parm, pass it along.
	(implicit_conversion): Pass it.

2016-02-10  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2016-02-08  Jakub Jelinek  <jakub@redhat.com>

	PR c++/59627
	* parser.c (cp_parser_omp_declare_reduction): Set assembler name
	of the DECL_OMP_DECLARE_REDUCTION_P decls.

2016-01-31  Jason Merrill  <jason@redhat.com>

	PR c++/69009
	* pt.c (partial_specialization_p, impartial_args): New.
	(instantiate_decl): Call impartial_args.

2016-01-27  Marek Polacek  <polacek@redhat.com>

	Backport from mainline
	2016-01-27  Marek Polacek  <polacek@redhat.com>

	PR c/68062
	* typeck.c (cp_build_binary_op): Promote operand to unsigned, if
	needed.  Add -Wsign-compare warning.

2016-01-27  Jason Merrill  <jason@redhat.com>

	PR c++/68949
	* optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
	* semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
	maybe-in-charge *tor.

	PR c++/69131
	* method.c (walk_field_subobs): Add dtor_from_ctor parm.
	(process_subob_fn): Likewise.  Don't consider triviality if true.
	(synthesize_method_walk): Pass it.

2016-01-19  Marek Polacek  <polacek@redhat.com>

	Backported from mainline
	2016-01-19  Marek Polacek  <polacek@redhat.com>

	PR c++/68965
	* pt.c (tsubst_copy): Mark elements in expanded vector as used.

2016-01-08  Marek Polacek  <polacek@redhat.com>

	PR c++/68449
	* constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.

2016-01-07  Jason Merrill  <jason@redhat.com>

	PR c++/68983
	PR c++/67557
	* call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.

2015-12-22  Jason Merrill  <jason@redhat.com>

	PR c++/66921
	* decl.c (cp_complete_array_type): Allow an initializer that
	already has array type.

	PR c++/67339
	* parser.c (cp_parser_elaborated_type_specifier): Use CLASS_TYPE_P
	rather than check for RECORD_TYPE.

2015-12-20  Jason Merrill  <jason@redhat.com>

	PR c++/67411
	* decl2.c (decl_maybe_constant_var_p): Use DECL_HAS_VALUE_EXPR_P.

	PR c++/67411
	* decl2.c (decl_maybe_constant_var_p): A proxy isn't constant.

2015-12-17  Jason Merrill  <jason@redhat.com>

	PR c++/67550
	* init.c (constant_value_1): Don't return a CONSTRUCTOR missing
	non-constant elements.

	PR c++/67576
	PR c++/25466
	* rtti.c (build_typeid): Use save_expr, not stabilize_reference.

2015-12-16  Joseph Myers  <joseph@codesourcery.com>

	PR c/68162
	* tree.c (c_build_qualified_type): Add extra arguments.

2015-12-16  Jason Merrill  <jason@redhat.com>

	PR c++/63628
	* pt.c (tsubst_pack_expansion): Also make dummy decls if
	retrieve_local_specialization fails.

2015-12-04  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/67337
	* mangle.c (write_template_prefix): Guard against context==NULL.

2015-12-04  Release Manager

	* GCC 5.3.0 released.

2015-11-26  Jakub Jelinek  <jakub@redhat.com>

	PR c++/68508
	* cp-tree.h (cp_ubsan_maybe_instrument_downcast): Add INTYPE argument.
	* cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.  Use
	it instead of or in addition to TREE_TYPE (op).  Use
	is_properly_derived_from, return NULL_TREE if TREE_TYPE (intype) and
	TREE_TYPE (type) are the same type minus qualifiers.
	* typeck.c (build_static_cast_1): Adjust callers.

2015-11-25  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2015-11-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/67354
	* cp-tree.h (defer_mangling_aliases): Declare.
	(generate_mangling_aliases): New prototype.
	* decl2.c (defer_mangling_aliases): New variable.
	(note_mangling_alias): Use !defer_mangling_aliases
	instead of at_eof.
	(generate_mangling_aliases): No longer static. Clear
	defer_mangling_aliases.
	* optimize.c (maybe_thunk_body): Defer emitting mangling aliases
	if !defer_mangling_aliases until the fns are put into the same
	comdat group.

	2015-05-09  Aldy Hernandez  <aldyh@redhat.com>

	PR bootstrap/66085
	* decl2.c (note_mangling_alias): Declare arguments as unused.

	2015-05-08  Jason Merrill  <jason@redhat.com>

	* decl2.c (mangling_aliases): New variable.
	(note_mangling_alias, generate_mangling_aliases): New.
	(cp_write_global_declarations): Call generate_mangling_aliases.
	(generate_mangling_alias): Split out from...
	* mangle.c (mangle_decl): ...here.
	* cp-tree.h: Declare note_mangling_alias.

2015-11-25  Jason Merrill  <jason@redhat.com>

	PR c++/67941
	* lambda.c (maybe_add_lambda_conv_op): Mark _FUN as
	no_sanitize_undefined.

	PR c++/68422
	* cp-tree.h (PACK_EXPANSION_SIZEOF_P): New.
	* parser.c (cp_parser_sizeof_pack): Set it.
	* pt.c 	(tsubst_copy) [SIZEOF_EXPR]: Likewise.
	(tsubst_pack_expansion): Improve T... shortcut when set.

	PR c++/67813
	* constexpr.c (cxx_eval_store_expression): Always use *valp if
	set.

2015-11-25  Markus Trippelsdorf  <markus@trippelsdorf.de>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/68087
	* constexpr.c (cxx_eval_array_reference): Use tree_fits_shwi_p before
	tree_to_shwi to avoid ICEs.

2015-11-19  Jakub Jelinek  <jakub@redhat.com>
	    Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/67409
	* decl.c (identify_goto): Add LOC and DIAG_KIND arguments, call
	emit_diagnostic instead of permerror.
	(check_previous_goto_1): Adjust identify_goto callers, treat all
	cases but crossing initialization and entering scope of decl with
	non-trivial dtor as unconditional hard errors.
	(check_goto): Use identify_goto.  Treat all cases but crossing
	initialization and entering scope of decl with non-trivial dtor
	as unconditional hard errors.

2015-10-20  Jason Merrill  <jason@redhat.com>

	PR c++/66583
	* init.c (innermost_aggr_scope): New.
	(sort_mem_initializers): Use it.

	PR c++/67557
	* call.c (is_base_field_ref): New.
	(unsafe_copy_elision_p): New.
	(build_over_call): Use it.

2015-09-12  Paolo Carlini  <paolo.carlini@oracle.com>

	Backport from mainline
	2015-06-15  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51048
	* decl2.c (no_linkage_error): Do not issue a permerror if the DECL
	using a local type is pure virtual.

2015-09-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/67522
	* semantics.c (handle_omp_array_sections_1): Only run
	type_dependent_expression_p on VAR_DECL/PARM_DECLs.
	(finish_omp_clauses) <case OMP_CLAUSE_LINEAR>: Likewise.
	Don't adjust OMP_CLAUSE_LINEAR_STEP if OMP_CLAUSE_DECL
	is not a VAR_DECL/PARM_DECL.

	PR c++/67511
	* semantics.c (handle_omp_for_class_iterator): Don't wrap
	error_mark_node into a NOP_EXPR to void_type_node.

2015-09-09  Jakub Jelinek  <jakub@redhat.com>

	PR c++/67504
	* parser.c (cp_parser_omp_clause_collapse): Test tree_fits_shwi_p
	before INTEGRAL_TYPE_P test.

2015-09-08  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/67369
	* pt.c (tsubst_copy, [case FUNCTION_DECL]): Do not call tsubst
	if the first argument isn't a template.

2015-08-17  Jason Merrill  <jason@redhat.com>

	PR c++/66957
	* search.c (protected_accessible_p): Revert fix for 38579.

2015-08-17  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/66919
	* pt.c (tsubst_copy): Pass complain to mark_used, check return value.

2015-08-17  Jason Merrill  <jason@redhat.com>

	PR c++/67244
	* pt.c (tsubst_copy_and_build): Call insert_pending_capture_proxies.

	PR c++/65734
	* class.c (fixup_attribute_variants): Respect TYPE_USER_ALIGN.

	PR c++/67104
	* constexpr.c (cxx_eval_array_reference): Handle sparse
	CONSTRUCTORs.

2015-08-14  Jason Merrill  <jason@redhat.com>

	PR c++/65974
	* decl2.c (mark_vtable_entries): Suppress -Wdeprecated.

2015-08-14  Patrick Palka  <ppalka@gcc.gnu.org>

	PR c++/66857
	* cvt.c (ocp_convert): Don't call scalar_constant_value when
	converting to a class type.

2015-08-12  Jason Merrill  <jason@redhat.com>

	PR c++/67161
	* error.c (dump_decl) [TEMPLATE_ID_EXPR]: Pass
	TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS.

2015-08-06  Jason Merrill  <jason@redhat.com>

	PR c++/66533
	* parser.c (cp_parser_primary_expression): Don't skip to the end
	of the statement if we're parsing tentatively.

	PR c++/67130
	PR c++/67131
	PR c++/66260
	* mangle.c (write_expression) [TEMPLATE_ID_EXPR]: Handle variable
	templates.
	* pt.c (tsubst_copy_and_build): Check for argument substitution
	failure.

2015-08-05  Jason Merrill  <jason@redhat.com>

	PR c++/66260
	PR c++/66596
	PR c++/66649
	PR c++/66923
	* pt.c (lookup_template_variable): Use NULL_TREE for type.
	(instantiate_template_1): Also set DECL_TI_ARGS based on
	the immediate parent.
	(tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: Handle variable templates.
	(finish_template_variable): Add complain parm.
	* cp-tree.h: Adjust.

	PR c++/65195
	PR c++/66619
	* semantics.c (finish_id_expression): Call convert_from_reference
	for variable template.

	PR c++/66336
	* pt.c (find_parameter_packs_r): Handle variable templates.
	(variable_template_specialization_p): New.
	* cp-tree.h: Declare it.

2015-07-30  Jason Merrill  <jason@redhat.com>

	DR 1558
	PR c++/67021
	* pt.c (tsubst_decl) [TYPE_DECL]: Clear TYPE_DEPENDENT_P_VALID.

2015-07-16  Marek Polacek  <polacek@redhat.com>

	Backported from mainline
	2015-07-08  Marek Polacek  <polacek@redhat.com>

	PR c++/66748
	* tree.c (handle_abi_tag_attribute): Check for CLASS_TYPE_P before
	accessing TYPE_LANG_SPECIFIC node.

2015-07-16  Release Manager

	* GCC 5.2.0 released.

2015-07-10  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2015-07-08  Jakub Jelinek  <jakub@redhat.com>

	* decl.c (grokfndecl): Handle flag_openmp_simd like flag_openmp.
	* pt.c (apply_late_template_attributes): Likewise.

2015-07-02  Jason Merrill  <jason@redhat.com>

	PR c++/66743
	* pt.c (for_each_template_parm_r) [UNDERLYING_TYPE]: Use
	TYPE_VALUES_RAW rather than TYPE_FIELDS.

2015-06-30  Jason Merrill  <jason@redhat.com>

	PR c++/65945
	* decl.c (cxx_init_decl_processing): Set TYPE_ALIGN of nullptr_t.
	* class.c (layout_nonempty_base_or_field): Warn if that affects
	the offset of a field.

2015-06-29  Adam Butcher  <adam@jessamine.co.uk>

	PR c++/65750
	* parser.c (cp_parser_simple_type_specifier): Don't synthesize
	implicit template parm if 'auto' is a placeholder for trailing
	return type.

2015-06-26  Jason Merrill  <jason@redhat.com>

	PR c++/66216
	* class.c (finish_struct): Call fixup_attribute_variants.

	PR c++/66067
	* mangle.c (write_template_args): Handle 0 length TREE_VEC.

2015-06-24  Jason Merrill  <jason@redhat.com>

	PR c++/65919
	* mangle.c (mangle_decl): Always SET_IDENTIFIER_GLOBAL_VALUE.
	(decl_implicit_alias_p): Split out from maybe_remove_implicit_alias.
	* cp-tree.h (DECL_REALLY_EXTERN): Handle null DECL_LANG_SPECIFIC.

	PR c++/66647
	* pt.c (dependent_type_p_r): Check for dependent alias template
	specialization sooner.

	PR c++/66501
	* init.c (vec_copy_assign_is_trivial): New.
	(build_vec_init): Use it.

2015-06-24  Mikhail Maltsev  <maltsevm@gmail.com>

	Backport from mainline:
	2015-06-20  Mikhail Maltsev  <maltsevm@gmail.com>

	PR c++/65882
	* call.c (build_new_op_1): Check tf_warning flag in all cases.

2015-06-23  Jason Merrill  <jason@redhat.com>

	PR c++/65879
	* tree.c (no_linkage_check): Skip the 'this' pointer.

2015-06-19  Jason Merrill  <jason@redhat.com>

	PR c++/66515
	* call.c (implicit_conversion): Call reshape_init here, early.
	(build_aggr_conv): Not here.

	PR c++/66585
	* pt.c (instantiate_class_template_1): Clear
	cp_unevaluated_operand and c_inhibit_evaluation_warnings.

	PR c++/65880
	* decl.c (build_ptrmemfunc_type): Check TYPE_GET_PTRMEMFUNC_TYPE after
	cv-qualifiers.

	PR c++/65973
	* constexpr.c (build_constexpr_constructor_member_initializers):
	Handle an empty STATEMENT_LIST.

	PR c++/65843
	* pt.c (tsubst_copy_and_build): Register a capture proxy in
	local_specializations.

2015-06-17  Jason Merrill  <jason@redhat.com>

	PR c++/66001
	* constexpr.c (cxx_eval_constant_expression): Handle TRY_BLOCK and
	TRY_FINALLY_EXPR.
	(potential_constant_expression_1): Likewise.

2015-06-17  Jakub Jelinek  <jakub@redhat.com>

	PR c++/66571
	* pt.c (tsubst_omp_clause_decl): New function.
	(tsubst_omp_clauses): Use it or tsubst_copy instead of
	tsubst_expr on OMP_CLAUSE_DECL.

2015-06-17  Jason Merrill  <jason@redhat.com>

	PR c++/66536
	* tree.c (replace_placeholders_r) [CONSTRUCTOR]: Handle type
	mismatch.

	PR c++/58063
	* tree.c (bot_manip): Remap SAVE_EXPR.

	PR c++/66387
	* pt.c (tsubst_copy) [VAR_DECL]: Use process_outer_var_ref.

	PR c++/66450
	* constexpr.c (cxx_eval_store_expression): Avoid messing up outer
	ctx->ctor.

	PR c++/66289
	* cp-tree.h (TEMPLATE_DECL_COMPLEX_ALIAS_P): New.
	* pt.c (push_template_decl_real): Set it.
	(dependent_alias_template_spec_p): Use it.
	(dependent_type_p_r): Use dependent_alias_template_spec_p.
	(uses_all_template_parms_data, uses_all_template_parms_r)
	(complex_alias_template_p): New.
	(get_template_parm_index): Handle BOUND_TEMPLATE_TEMPLATE_PARM.

2015-06-12  Jason Merrill  <jason@redhat.com>

	PR c++/65719
	* pt.c (tsubst_decl) [VAR_DECL]: Mark namespace-scope
	variables as DECL_NOT_REALLY_EXTERN.

2015-06-11  Jason Merrill  <jason@redhat.com>

	PR c++/66445
	* constexpr.c (potential_constant_expression_1): Handle a
	DECL_EXPR of TYPE_DECL.

2015-06-11  Pierre-Marie de Rodat  <derodat@adacore.com>

	* decl.c (cxx_init_decl_processing): Register the main
	translation unit through the new debug hook.

2015-06-09  Jason Merrill  <jason@redhat.com>

	PR c++/66387
	* semantics.c (process_outer_var_ref): Make sure the value is
	actually constant before returning it.
	* typeck.c (cp_build_array_ref): Allow subscripting non-lvalue
	array.

	PR c++/66383
	* tree.c (replace_placeholders_r): Handle placeholders for an
	outer object.
	* typeck2.c (store_init_value): Only replace_placeholders for
	objects of class type.

2015-06-05  Jason Merrill  <jason@redhat.com>

	PR c++/66405
	* pt.c (argument_pack_element_is_expansion_p): Return 2 if
	the expansion has extra args.
	(use_pack_expansion_extra_args_p): Return true in that case.

	PR c++/66405
	* pt.c (type_dependent_expression_p): EXPR_PACK_EXPANSION is
	dependent even if it has a type.

2015-06-05  Jason Merrill  <jason@redhat.com>

	PR c++/65942
	* decl2.c (mark_used): Don't always instantiate constexpr fns.
	* constexpr.c (cxx_eval_call_expression): Instantiate them here.

2015-06-04  Marek Polacek  <polacek@redhat.com>

	Backported from mainline
	2015-06-03  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/66190
	* cp-gimplify.c (struct cp_genericize_data): Add no_sanitize_p.
	(cp_genericize_r): Don't instrument static initializers.
	(cp_genericize_tree): Initialize wtd.no_sanitize_p.

2015-05-31  Jason Merrill  <jason@redhat.com>

	PR c++/66320
	* constexpr.c (cxx_eval_constant_expression): Treat a placeholder
	with the wrong type as non-constant.

	* pt.c (tsubst_decl) [VAR_DECL]: SET_DECL_IMPLICIT_INSTANTIATION
	before register_specialization.

2015-05-22  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2015-05-19  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/66199
	* parser.c (cp_parser_omp_for_loop): Don't add
	OMP_CLAUSE_SHARED to OMP_PARALLEL_CLAUSES when moving
	OMP_CLAUSE_LASTPRIVATE clause to OMP_FOR_CLAUSES.
	(cp_parser_omp_teams): Set OMP_TEAMS_COMBINED for combined
	constructs.

2015-05-18  Jason Merrill  <jason@redhat.com>

	* pt.c (tsubst_decl) [VAR_DECL]: Call coerce_innermost_template_parms.
	(determine_specialization): Call coerce_template_parms.

	* tree.c (strip_typedefs_expr) [TRAIT_EXPR]: Fix typo.
	(strip_typedefs) [DECLTYPE_TYPE]: Fix typedef of decltype.
	[TREE_LIST]: Fix no-change case.

2015-05-07  Jason Merrill  <jason@redhat.com>

	PR c++/59012
	* parser.c (cp_parser_std_attribute_list): Handle attribute expansion.
	(cp_parser_std_attribute_spec): Handle alignas pack expansion.
	* decl2.c (is_late_template_attribute): An attribute exp is dependent.
	* pt.c (make_pack_expansion): Allow TREE_LIST for attribute expansion.
	(apply_late_template_attributes): Handle attribute pack expansion.

	DR 1467
	PR c++/51747
	* typeck2.c (digest_init_r): Fix single element list.

2015-05-05  Jason Merrill  <jason@redhat.com>

	* decl.c (start_decl): Don't push the plain VAR_DECL for a
	variable template.

2015-05-04  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c++/66007
	* typeck2.c (check_narrowing): Check by-hand that the pedwarn didn't
	result in an actual error.

2015-05-01  Paolo Carlini  <paolo.carlini@oracle.com>
	    Prathamesh Kulharni  <prathamesh.kulkarni@linaro.org>

	PR c++/65858
	* typeck2.c (check_narrowing): Set ok = true when pedwarn returns
	false.

2015-04-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65801
	* typeck2.c (check_narrowing): In C++11 mode too, -Wno-narrowing
	suppresses the diagnostic.

2015-04-30  Jason Merrill  <jason@redhat.com>

	PR c++/65876
	* constexpr.c (cxx_eval_call_expression): Fail gracefully if cgraph
	threw away DECL_SAVED_TREE.

2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>

	Backport from trunk r222564:

	2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>

	* pt.c (tsubst_expr) <OMP_TARGET_UPDATE>: Use
	OMP_TARGET_UPDATE_CLAUSES instead of OMP_CLAUSES.

2015-04-28  Jason Merrill  <jason@redhat.com>

	PR c++/65896
	* constexpr.c (cxx_eval_store_expression): Don't try to actually
	store an empty class.

2015-04-22  Marek Polacek  <polacek@redhat.com>

	PR c++/65727
	* lambda.c (maybe_resolve_dummy): Handle null return.

2015-04-22  Jason Merrill  <jason@redhat.com>

	PR c++/65695
	* cvt.c (cp_fold_convert): Avoid wrapping PTRMEM_CST in NOP_EXPR.

	PR c++/65721
	* name-lookup.c (do_class_using_decl): Complain about specifying
	the current class even if there are dependent bases.

2015-04-22  David Krauss  <david_work@me.com>

	PR c++/59766
	* decl.c (grokdeclarator): Do not flag friends with deduced return.

2015-04-22  Release Manager

	* GCC 5.1.0 released.

2015-04-20  Ilya Verbin  <ilya.verbin@intel.com>

	* parser.c (cp_parser_omp_target_update): Add missed %> to error_at ().

2015-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR c++/65736
	* constexpr.c (cxx_eval_pointer_plus_expression): Don't fold for VLAs,
	don't fold if op01 isn't divisible by TYPE_SIZE_UNIT.  Convert
	the expression to the original type at the end.

2015-04-09  Jakub Jelinek  <jakub@redhat.com>

	PR c++/65690
	* tree.c (cp_build_qualified_type_real): Copy TYPE_ALIGN and
	TYPE_USER_ALIGN.

	PR c++/65690
	* tree.c (build_cplus_array_type): Layout type before variants are
	set, but copy over TYPE_SIZE and TYPE_SIZE_UNIT from the main
	variant.

2015-04-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/64085
	* lambda.c (add_capture): Use dependent_type_p for capture by
	reference too.

2015-04-02  Marek Polacek  <polacek@redhat.com>

	PR c++/65642
	* constexpr.c (cxx_eval_pointer_plus_expression): Call
	cxx_eval_constant_expression on the first operand.

2015-04-01  Jason Merrill  <jason@redhat.com>

	PR c++/65625
	* decl.c (make_typename_type): Handle seeing a variable template.

2015-04-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56100
	* pt.c (instantiating_current_function_p): New.
	* name-lookup.c (pushdecl_maybe_friend_1): Use it.
	* cp-tree.h (instantiating_current_function_p): Declare.

2015-04-01  Jason Merrill  <jason@redhat.com>

	PR c++/65646
	* decl.c (grokvardecl): Don't call check_explicit_specialization
	for non-template members of a class template.

2015-04-01  Marek Polacek  <polacek@redhat.com>

	PR c++/65554
	* class.c (finish_struct): Require that the second field of a
	user-defined initializer_list be of size type.

2015-03-31  Marek Polacek  <polacek@redhat.com>

	PR c++/65390
	* tree.c (build_cplus_array_type): Use dependent_type_p rather than
	checking for constness.

2015-03-30  Marek Polacek  <polacek@redhat.com>

	PR c++/65398
	* constexpr.c (cxx_fold_indirect_ref): Don't perform the
	 *(&A[i] p+ j) => A[i + j] transformation here.
	(cxx_eval_pointer_plus_expression): New function.
	(cxx_eval_constant_expression): Use it here.

2015-03-27  Tobias Burnus  <burnus@net-b.de>

	PR c/65586
	* parser.c (cp_parser_omp_for, cp_parser_omp_parallel,
	cp_parser_omp_distribute, cp_parser_omp_teams, cp_parser_omp_target,
	cp_parser_omp_declare): Don't show error for skipped omp pragmas with
	-fopenmp-simd.

2015-03-27  Marek Polacek  <polacek@redhat.com>

	PR c++/65556
	* semantics.c (finish_switch_cond): If the unlowered type is not an
	enum, use the type of the condition.

2015-03-27  Jason Merrill  <jason@redhat.com>

	PR c++/65509
	* decl.c (make_rtl_for_nonlocal_decl): Don't defer static
	constants.

2015-03-26  Mikhail Maltsev  <maltsevm@gmail.com>

	PR c++/65154
	* init.c (build_vec_init): Fix initializing aggregates
	with empty init list.

2015-03-26  Jason Merrill  <jason@redhat.com>

	PR c++/65525
	* constexpr.c (potential_constant_expression_1): Handle MEM_REF.

2015-03-25  Marek Polacek  <polacek@redhat.com>

	PR c++/65558
	* name-lookup.c (handle_namespace_attrs): Ignore abi_tag attribute
	on an anonymous namespace.

2015-03-25  Marek Polacek  <polacek@redhat.com>

	PR c++/61670
	* class.c (remove_zero_width_bit_fields): Check for null DECL_SIZE.

2015-03-24  Jason Merrill  <jason@redhat.com>

	PR c++/65046
	* cp-tree.h (NAMESPACE_IS_INLINE): Remove.
	* parser.c (cp_parser_namespace_definition): Don't set it.
	* name-lookup.c (handle_namespace_attrs): Check
	DECL_NAMESPACE_ASSOCIATIONS instead.

	PR c++/65498
	* pt.c (get_mostly_instantiated_function_type): Just return the
	type of the partially instantiated template in DECL_TI_TEMPLATE.

2015-03-20  Marek Polacek  <polacek@redhat.com>

	PR c++/65398
	* constexpr.c (cxx_fold_indirect_ref): Transform *(&A[i] p+ j) into
	A[i + j].

2015-03-20  Marek Polacek  <polacek@redhat.com>

	PR c++/65072
	* typeck.c (lookup_anon_field): Make sure we're dealing with the main
	variant.

2015-03-19  Jason Merrill  <jason@redhat.com>

	PR c++/65046
	Automatically propagate ABI tags to variables and functions
	from their (return) type.
	* class.c (check_tag): Handle variables and functions.
	(mark_or_check_attr_tags): Split out from find_abi_tags_r.
	(mark_or_check_tags): Likewise.
	(mark_abi_tags): Use it.  Rename from mark_type_abi_tags.
	(check_abi_tags): Add single argument overload for decls.
	Handle inheriting tags for decls.
	* mangle.c (write_mangled_name): Call it.
	(mangle_return_type_p): Split out from write_encoding.
	(unmangled_name_p): Split out from write_mangled_name.
	(write_mangled_name): Ignore abi_tag on namespace.
	* cp-tree.h (NAMESPACE_IS_INLINE): Replace NAMESPACE_ABI_TAG.
	* parser.c (cp_parser_namespace_definition): Set it.
	* name-lookup.c (handle_namespace_attrs): Use arguments. Warn
	about abi_tag attribute on non-inline namespace.
	* tree.c (check_abi_tag_args): Split out from handle_abi_tag_attribute.
	(handle_abi_tag_attribute): Allow tags on variables.

2015-03-19  Jakub Jelinek  <jakub@redhat.com>

	* decl2.c (cplus_decl_attributes): Also add "omp declare target"
	attribute for DECL_EXTERNAL VAR_DECLs.

2015-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65340
	* call.c (build_over_call): Pass the tsubst_flags_t argument to
	mark_used.
	* decl2.c (mark_used): Inline the require_deduced_type call and
	guard the error call.

2015-03-16  Jason Merrill  <jason@redhat.com>

	PR c++/65061
	* parser.c (cp_parser_template_name): Call strip_using_decl.

2015-03-16  Marek Polacek  <polacek@redhat.com>

	DR 1688
	PR c++/65327
	* decl.c (grokdeclarator): Allow volatile and constexpr together.

2015-03-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65323
	* decl.c (check_default_argument): Don't call
	maybe_warn_zero_as_null_pointer_constant.

2015-03-11  Aldy Hernandez  <aldyh@redhat.com>

	* cp-gimplify.c (simple_empty_class_p): New.
	* cp-gimplify.c (cp_gimplify_expr): Handle RETURN_EXPR.  Abstract
	the code for empty class copies into simple_empty_class_p, and
	adapt it to handle COMPOUND_EXPRs.

2015-03-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65370
	* decl.c (duplicate_decls): Call check_redeclaration_no_default_args
	only if the location of newdecl doesn't match the location of olddecl.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/65127
	* parser.c (parsing_nsdmi): Don't return true if current_class_ptr
	is not a PARM_DECL.

2015-03-10  Jason Merrill  <jason@redhat.com>

	PR c++/65333
	DR 1558
	* pt.c (dependent_type_p_r): Check both class and alias template args.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR c/65120
	* parser.c (cp_parser_binary_expression): Check for tcc_comparison
	before preparing arguments to warn_logical_not_parentheses.
	Use maybe_constant_value on rhs.

2015-03-09  Jason Merrill  <jason@redhat.com>

	PR c++/65339
	* call.c: Don't call maybe_resolve_dummy when calling a constructor.

2015-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR c/65120
	* parser.c (cp_parser_binary_expression): Don't warn for
	!!x == y or !b == y where b is bool.

2015-03-06  Aldy Hernandez  <aldyh@redhat.com>

	* ptree.c (cxx_print_lambda_node): New.
	(cxx_print_xnode): Handle LAMBDA_EXPR.

2015-03-03  Aldy Hernandez  <aldyh@redhat.com>

	PR c++/65295
	* constexpr.c (cxx_eval_constant_expression): Remove assert in
	RESULT_DECL handling.

2015-02-26  Marek Polacek  <polacek@redhat.com>

	PR c++/65202
	* constexpr.c (cxx_eval_constant_expression): Don't evaluate
	a RETURN_EXPR if its operand is null.

2015-02-25  Jason Merrill  <jason@redhat.com>

	PR c++/65209
	* decl2.c (constrain_visibility) [VISIBILITY_ANON]: Clear
	DECL_COMDAT.
	(constrain_visibility_for_template): Handle reference arguments.

	PR debug/58315
	* decl.c (start_preparsed_function): Use create_artificial_label
	for cdtor_label.

2015-02-17  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c++/65075
	* constexpr.c (check_constexpr_bind_expr_vars): Allow
	implicit typedefs for lambda types.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60894
	* decl.c (lookup_and_check_tag): Use strip_using_decl.

2015-02-13  Jason Merrill  <jason@redhat.com>

	PR c++/65054
	* pt.c (template_args_equal): Look through conversions here.
	* tree.c (cp_tree_equal): Not here.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60211
	* parser.c (cp_parser_pragma): Diagnose PRAGMA_IVDEP at
	pragma_external context.

2015-02-13  Jason Merrill  <jason@redhat.com>

	PR c++/65051
	* call.c (reference_binding): Don't look for bad conversion
	if TO is incomplete.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/64970
	* decl.c (make_typename_type): Pass tsubst_flags_t argument
	to lookup_template_class.

2015-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR ipa/65034
	* decl.c (start_preparsed_function): Use void_type_node instead
	of NULL_TREE as LABEL_DECL type.

2015-02-12  Jason Merrill  <jason@redhat.com>

	PR c++/64898
	* mangle.c (write_mangled_name): Fix test for variable template
	instantiation.

	* decl.c (begin_destructor_body): Condition clobber on
	-flifetime-dse.

2015-02-12 Andrea Azzarone <azzaronea@gmail.com>

	PR c++/64959
	* parser.c (lookup_literal_operator): Return all candidates.
	(cp_parser_userdef_char_literal): Simplify error handling.
	(cp_parser_userdef_numeric_literal):  Pass tf_warning_or_error.
	(cp_parser_userdef_string_literal): Pass tf_warning_or_error.
	Also give higher priority to standard string UDL operator.

2015-02-12  Jakub Jelinek  <jakub@redhat.com>

	PR debug/55541
	* cp-tree.h (BLOCK_OUTER_CURLY_BRACE_P): Define.
	* decl.c (poplevel): If functionbody, try not to create an extra
	BLOCK for function body and use subblocks as that, if it is non-NULL
	and doesn't have siblings.  Set BLOCK_OUTER_CURLY_BRACE_P flag.
	(outer_curly_brace_block): Use BLOCK_OUTER_CURLY_BRACE_P flag.

	PR sanitizer/64984
	* except.c (check_noexcept_r): Return NULL for internal
	calls.

2015-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/64994
	* constexpr.c (cxx_eval_call_expression): Walk the clone list.

2015-02-10  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/64982
	* method.c (use_thunk): Do not check for stdarg thunks.

2015-02-06  Jason Merrill  <jason@redhat.com>

	PR c++/64899
	* init.c (build_vec_init): Handle default-initialized array with
	constexpr default constructor.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR c/64824
	PR c/64868
	* parser.c (cp_parser_omp_atomic): Handle RDIV_EXPR.

2015-02-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/64877
	* typeck.c (cp_build_binary_op): Avoid spurious -Waddress warnings
	for generated expressions.

2015-02-02  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR c++/64901
	* decl.c (duplicate_decls): Also duplicate DECL_FINAL_P and
	DECL_OVERRIDE_P.

2015-02-02  Jason Merrill  <jason@redhat.com>

	* tree.c (handle_abi_tag_attribute): Diagnose invalid arguments.

2015-01-30  Joseph Myers  <joseph@codesourcery.com>

	* class.c, except.c, parser.c, pt.c: All callers of fatal_error
	changed to pass input_location as first argument.

2015-01-29  Jakub Jelinek  <jakub@redhat.com>

	PR c++/64717
	* cp-ubsan.c (cp_ubsan_instrument_vptr): Don't wrap vptr
	into SAVE_EXPR.

2015-01-29  Jason Merrill  <jason@redhat.com>

	PR c++/49508
	* semantics.c (finish_return_stmt): Suppress -Wreturn-type on
	erroneous return statement.

	PR c++/64521
	* repo.c (repo_emit_p): It's OK for a clone to be extern at this
	point.

2015-01-27  Caroline Tice  <cmtice@google.com>

	Committing VTV Cywin/Ming patch for Patrick Wollgast
	* vtable-class-hierarchy.cc (vtv_generate_init_routine): Add
	check for not TARGET_PECOFF at the VTV_PREINIT_PRIORITY checks.

2015-01-27  Jason Merrill  <jason@redhat.com>

	PR c++/58597
	* lambda.c (maybe_add_lambda_conv_op): Check cfun rather than
	current_function_decl.

	PR c++/63889
	* pt.c (finish_template_variable): Move from semantics.c.
	Handle multiple template arg levels.  Handle coercion here.
	(lookup_template_variable): Not here.

2015-01-23  Jason Merrill  <jason@redhat.com>

	PR c++/64314
	PR c++/57510
	* typeck2.c (split_nonconstant_init_1): Remove a sub-CONSTRUCTOR
	that has been completely split out.

	PR c++/64701
	* constexpr.c (cxx_eval_constant_expression): Don't crash on C++
	statement codes.

	PR c++/64727
	* constexpr.c (cxx_eval_constant_expression): Allow for lvalue use
	of CONST_DECL.

2015-01-21  Jason Merrill  <jason@redhat.com>

	PR c++/64603
	* constexpr.c (cxx_eval_constant_expression): Only shortcut
	constant CONSTRUCTORs.

	PR c++/64647
	* constexpr.c (ensure_literal_type_for_constexpr_object): Don't
	give a hard error in a template instantiation.

2015-01-21  Richard Biener  <rguenther@suse.de>

	PR middle-end/64313
	* decl.c (duplicate_decls): Call set_builtin_decl_declared_p
	for builtins the user declared correctly.

2015-01-16  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/58614
	* pt.c (unify): When BRACE_ENCLOSED_INITIALIZER_P (arg), handle
	TREE_TYPE (elt) == error_mark_node.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

	PR tree-optimization/62053
	* tree.c (build_cplus_array_type): Layout type after variants are set.

2015-01-15  Jakub Jelinek  <jakub@redhat.com>

	* cp-gimplify.c (cp_genericize_r): Call
	cp_ubsan_maybe_instrument_member_call for member calls.
	(cp_ubsan_check_member_access_r): New function.
	(cp_genericize_tree): Call cp_ubsan_instrument_member_accesses.
	* cp-tree.h (cp_ubsan_maybe_instrument_member_call,
	cp_ubsan_instrument_member_accesses,
	cp_ubsan_maybe_instrument_downcast,
	cp_ubsan_maybe_instrument_cast_to_vbase): New prototypes.
	* cp-ubsan.c: New file.
	* Make-lang.in (CXX_AND_OBJCXX_OBJS): Add cp/cp-ubsan.o.
	* constexpr.c (cxx_eval_call_expression): Return void_node
	for IFN_UBSAN_VPTR.
	(potential_constant_expression_1): Return true for
	UBSAN_NULL, UBSAN_BOUNDS and UBSAN_VPTR internal calls.
	* typeck.c (build_class_member_access_expr): Provide locus
	for COMPONENT_REFs.
	(build_static_cast_1): Instrument downcasts.
	* class.c (build_base_path): For -fsanitize=vptr and !fixed_type_p
	add ubsan instrumentation for virtual_access.
	* call.c: Include internal-fn.h.
	(set_flags_from_callee): Handle internal calls.

2015-01-15  Momchil Velikov  <momchil.velikov@gmail.com>

	PR c++/59366
	* name-lookup.c (pushdecl_maybe_friend_1): Hide friend functions
	and function templates, declared only in the class.
	* decl.c (duplicate_decls): Reveal hidden friend functions or
	function templates, if they are redeclared outside the class.

2015-01-15  Jason Merrill  <jason@redhat.com>

	PR c++/64356
	* constexpr.c (cxx_eval_binary_expression): Fix pasto.

	PR c++/63283
	* constexpr.c (potential_constant_expression_1): Handle reference
	args in templates.

2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>
	    Ilmir Usmanov  <i.usmanov@samsung.com>
	    Jakub Jelinek  <jakub@redhat.com>

	* parser.c: Include "gomp-constants.h".
	(cp_parser_omp_clause_map): Use enum gomp_map_kind instead of enum
	omp_clause_map_kind.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
	Use OMP_CLAUSE_SET_MAP_KIND.
	(cp_parser_omp_construct, cp_parser_pragma): Handle
	PRAGMA_OACC_CACHE, PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA,
	PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_PARALLEL,
	PRAGMA_OACC_LOOP, PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
	(cp_parser_omp_clause_name): Handle "async", "copy", "copyout",
	"create", "delete", "deviceptr", "host", "num_gangs",
	"num_workers", "present", "present_or_copy", "pcopy",
	"present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout",
	"present_or_create", "pcreate", "vector_length", "wait".
	(OACC_DATA_CLAUSE_MASK, OACC_ENTER_DATA_CLAUSE_MASK)
	(OACC_EXIT_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
	(OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK)
	(OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros.
	(cp_parser_omp_var_list_no_open): Handle OMP_CLAUSE__CACHE_.
	(cp_parser_oacc_data_clause, cp_parser_oacc_data_clause_deviceptr)
	(cp_parser_oacc_clause_vector_length, cp_parser_oacc_wait_list)
	(cp_parser_oacc_clause_wait, cp_parser_omp_clause_num_gangs)
	(cp_parser_omp_clause_num_workers, cp_parser_oacc_clause_async)
	(cp_parser_oacc_all_clauses, cp_parser_oacc_cache)
	(cp_parser_oacc_data, cp_parser_oacc_enter_exit_data)
	(cp_parser_oacc_kernels, cp_parser_oacc_loop)
	(cp_parser_oacc_parallel, cp_parser_oacc_update)
	(cp_parser_oacc_wait): New functions.
	* cp-tree.h (finish_oacc_data, finish_oacc_kernels)
	(finish_oacc_parallel): New prototypes.
	* semantics.c: Include "gomp-constants.h".
	(handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR.  Use
	GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
	OMP_CLAUSE_SET_MAP_KIND.
	(finish_omp_clauses): Handle OMP_CLAUSE_ASYNC,
	OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_WAIT, OMP_CLAUSE__CACHE_.
	Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
	(finish_oacc_data, finish_oacc_kernels, finish_oacc_parallel): New
	functions.

2015-01-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/58671
	* decl2.c (var_defined_without_dynamic_init): Handle gracefully
	self-initialization.

2015-01-13  Jason Merrill  <jason@redhat.com>

	PR c++/64356
	PR libstdc++/58777
	* constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
	pointer expressions.
	(cxx_eval_increment_expression): Likewise.

	PR c++/64514
	* pt.c (coerce_template_parameter_pack): Return NULL for a
	zero-length fixed parameter pack with a pack expansion arg.

	PR c++/64520
	* pt.c (unify): Don't try to deduce to std::initializer_list<T...>.

2015-01-12  Jason Merrill  <jason@redhat.com>

	PR c++/64547
	* constexpr.c (cxx_eval_call_expression): A call to a void
	function doesn't need to return a value.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

	* call.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* class.c: Ditto.
	* constexpr.c: Ditto.
	* cp-array-notation.c: Ditto.
	* cp-gimplify.c: Ditto.
	* cp-lang.c: Ditto.
	* cp-objcp-common.c: Ditto.
	* cvt.c: Ditto.
	* decl2.c: Ditto.
	* decl.c: Ditto.
	* dump.c: Ditto.
	* error.c: Ditto.
	* except.c: Ditto.
	* expr.c: Ditto.
	* friend.c: Ditto.
	* init.c: Ditto.
	* lambda.c: Ditto.
	* lex.c: Ditto.
	* mangle.c: Ditto.
	* name-lookup.c: Ditto.
	* optimize.c: Ditto.
	* parser.c: Ditto.
	* pt.c: Ditto.
	* ptree.c: Ditto.
	* repo.c: Ditto.
	* rtti.c: Ditto.
	* search.c: Ditto.
	* semantics.c: Ditto.
	* tree.c: Ditto.
	* typeck2.c: Ditto.
	* typeck.c: Ditto.

2015-01-08  Jason Merrill  <jason@redhat.com>

	* cp-gimplify.c (cp_genericize): Use do_ubsan_in_current_function.
	* decl.c (compute_array_index_type): Likewise.
	* init.c (build_vec_init): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.

2015-01-08  Jason Merrill  <jason@redhat.com>

	* init.c (build_vec_init): Call ubsan_instrument_bounds to check
	whether an initializer-list is too big for a VLA.
	(throw_bad_array_length): Remove.
	* cp-tree.h: Remove prototype.

2015-01-08  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60753
	* decl.c (grokfndecl): Add bool parameter.
	(grokdeclarator): Adjust calls.
	(start_decl): Don't set DECL_DELETED_FN here.

2015-01-06  Jason Merrill  <jason@redhat.com>

	* parser.c (cp_parser_nested_name_specifier_opt): Diagnose invalid
	template-ids.

	PR c++/64455
	* pt.c (type_dependent_expression_p): Handle variable templates.
	* constexpr.c (potential_constant_expression_1): Use it.

	PR c++/64487
	* semantics.c (finish_offsetof): Handle templates here.
	* parser.c (cp_parser_builtin_offsetof): Not here.

	PR c++/64496
	* semantics.c (process_outer_var_ref): Diagnose lambda in local
	class NSDMI.

2015-01-06  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR c++/64489
	* class.c (check_field_decls): Make copy assignment operators
	complex only in c++98 mode.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

	PR c++/31397
	* class.c (check_for_override): Warn when a virtual function is an
	override not marked override.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

	* class.c (warn_hidden): Use auto_vec<tree> instead of tree_list to
	hold base_fndecls.
	(get_basefndecls): Adjust.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2015-01-05  Marek Polacek  <polacek@redhat.com>

	PR c/64423
	* typeck.c (cp_build_array_ref): Pass loc down to
	warn_array_subscript_with_type_char.


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