path: root/gcc/cp/ChangeLog

2013-04-08  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56871
	* decl.c (validate_constexpr_redeclaration): Allow an explicit
	specialization to be different wrt the constexpr specifier.

2013-04-06  Jason Merrill  <jason@redhat.com>

	* parser.c (cp_parser_std_attribute): Treat [[noreturn]] like GNU
	noreturn attribute.

2013-04-05  Ed Smith-Rowland  <3dw4rd@verizon.net>

	* parser.c (cp_parser_ref_qualifier_seq_opt): Move to
	cp_parser_ref_qualifier_opt.  Error if more than one ref-qual found.

2013-04-03  Jason Merrill  <jason@redhat.com>

	* cp-tree.h (FUNCTION_OR_METHOD_TYPE_CHECK): Remove.
	(TYPE_RAISES_EXCEPTIONS): Use FUNC_OR_METHOD_CHECK instead.
	(FUNCTION_REF_QUALIFIED, FUNCTION_RVALUE_QUALIFIED): Likewise.

	* mangle.c (write_type): When writing a function type with
	function-cv-quals, don't add the unqualified type as a
	substitution candidate.

2013-04-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56815
	* typeck.c (cp_build_unary_op): Change -Wpointer-arith permerror to
	pedwarn.

2013-04-03  Jakub Jelinek  <jakub@redhat.com>

	PR debug/56819
	* tree.c (strip_typedefs): Copy NON_DEFAULT_TEMPLATE_ARGS_COUNT
	from args to new_args.
	(strip_typedefs_expr): Copy NON_DEFAULT_TEMPLATE_ARGS_COUNT from t to
	r instead of doing {S,G}ET_NON_DEFAULT_TEMPLATE_ARGS_COUNT.

2013-04-02  Jason Merrill  <jason@redhat.com>

	PR c++/56821
	* mangle.c (write_function_type): Mangle ref-qualifier.
	(write_nested_name): Likewise.
	(canonicalize_for_substitution): Preserve ref-qualifier.
	(write_type): Likewise.

	PR c++/34949
	* decl.c (begin_destructor_body): Clobber the object in a cleanup.

2013-04-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* friend.c (do_friend): Use COMPLETE_OR_OPEN_TYPE_P.
	* pt.c (find_parameter_packs_r): Use TYPE_ALIAS_P and TYPE_TI_ARGS.
	(for_each_template_parm_r): Use TYPE_TI_ARGS.

2013-04-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* cp-tree.h (TAGGED_TYPE_P): Remove.
	(IS_OVERLOAD_TYPE): Rename to OVERLOAD_TYPE_P, adjust.
	(TYPE_ANONYMOUS_P): Adjust.
	* call.c (build_new_op_1): Likewise.
	* class.c (find_abi_tags_r): Likewise.
	* decl.c (warn_misplaced_attr_for_class_type, start_decl,
	type_is_deprecated): Likewise.
	* decl2.c (grokfield, min_vis_r): Likewise.
	* pt.c (get_template_info): Likewise.
	* tree.c (handle_abi_tag_attribute): Likewise.

2013-04-01  Jason Merrill  <jason@redhat.com>

	* semantics.c (maybe_constant_value): Check
	instantiation_dependent_expression_p.
	* pt.c (build_non_dependent_expr): Don't check it here.

	PR c++/56772
	* init.c (build_new): Don't try to process an array initializer
	at template definition time.

	PR c++/56793
	* typeck.c (finish_class_member_access_expr): Handle enum scope.

	PR c++/56794
	* parser.c (cp_parser_range_for): Don't try to do auto deduction
	in a template if the type of the range is incomplete.

	* call.c (add_function_candidate): Take the address of 'this' here.
	(build_over_call): And here.
	(build_new_method_call_1, build_op_call_1): Not here.
	(build_user_type_conversion_1): Or here.
	(add_candidates): Adjust.

	* cxx-pretty-print.h (pp_cxx_cv_qualifiers): New.
	* class.c (same_signature_p): Use type_memfn_quals.
	* cp-tree.h (TYPE_RAISES_EXCEPTIONS): Use
	FUNCTION_OR_METHOD_TYPE_CHECK.
	* error.c (dump_type_suffix): Add padding before cv-qualifiers.
	* pt.c (unify): Use static_fn_type.

2013-04-01  Bronek Kozicki <b.kozicki@gmail.com>
	    Jason Merrill  <jason@redhat.com>

	Implement N2439 (ref-qualifiers for 'this')
	* cp-tree.h (FUNCTION_REF_QUALIFIED): New.
	(FUNCTION_RVALUE_QUALIFIED): New.
	(FUNCTION_OR_METHOD_TYPE_CHECK): New.
	(cpp0x_warn_str): Add CPP0X_REF_QUALIFIER.
	(cp_ref_qualifier): New enum.
	(cp_declarator): Add ref_qualifier.
	* parser.c (cp_parser_ref_qualifier_seq_opt): New.
	(cp_parser_direct_declarator): Use it.
	(make_call_declarator): Adjust.
	(cp_parser_lambda_declarator_opt): Adjust.
	* call.c (add_function_candidate): Handle ref-qualifier overload
	resolution semantics.
	(standard_conversion): Adjust.
	* class.c (add_method, same_signature_p): Compare ref-qualifiers.
	* decl.c (grokdeclarator): Handle ref-qualifiers.
	(grokfndecl): Check for invalid ref-qualifiers.
	(static_fn_type, revert_static_member_fn): Adjust.
	* decl2.c (build_memfn_type): Handle ref-qualifiers.
	(check_classfn): Check them.
	(cp_reconstruct_complex_type): Retain them.
	* error.c (dump_ref_qualifier): New.
	(dump_type_suffix, dump_function_decl): Use it.
	(maybe_warn_cpp0x): Handle CPP0X_REF_QUALIFIER.
	* pt.c (tsubst, tsubst_function_type): Instantiate ref-quals.
	(unify): Retain them.
	* tree.c (cp_check_qualified_type): New.
	(cp_build_qualified_type_real): Keep exception spec and ref-qual.
	(build_ref_qualified_type): New.
	(strip_typedefs, build_exception_variant): Keep ref-qualifier.
	(cp_build_type_attribute_variant): Keep ref-qualifier.
	* typeck.c (merge_types): Keep ref-qualifier.
	(structural_comptypes): Compare ref-qualifier.
	(type_memfn_rqual): New.
	(apply_memfn_quals): Take ref-qual argument.
	* typeck2.c (build_m_component_ref): Check ref-qualifier.

2013-04-01  Paolo Carlini  <paolo.carlini@oracle.com>

	* cp-tree.h (DECL_UNBOUND_CLASS_TEMPLATE_P): Remove.
	(DECL_FUNCTION_TEMPLATE_P): Adjust.

	* cxx-pretty-print.c (pp_cxx_nested_name_specifier,
	pp_cxx_qualified_id): Use get_containing_scope.
	* parser.c (cp_parser_class_head): Likewise.
	* pt.c (push_template_decl_real): Likewise.

	* decl2.c (import_export_decl): Use DECL_TEMPLOID_INSTANTIATION.
	* pt.c (unify): Use CP_INTEGRAL_TYPE_P.

2013-03-31  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl2.c (collect_candidates_for_java_method_aliases): Use
	DECL_CLASS_SCOPE_P.
	* name-lookup.c (pushtag_1) Use TYPE_FUNCTION_SCOPE_P.
	(pushdecl_maybe_friend_1): Use DECL_DECLARES_FUNCTION_P.
	* decl.c (duplicate_decls): Likewise.
	* parser.c (cp_parser_template_declaration_after_export): Likewise,
	also DECL_DECLARES_TYPE_P.
	* pt.c (instantiate_class_template_1): Likewise.
	* search.c (lookup_field_1): Use DECL_DECLARES_TYPE_P.
	(lookup_field_r): Likewise.
	(friend_accessible_p): Use DECL_DECLARES_FUNCTION_P.
	(lookup_fnfields_slot_nolazy): Likewise.
	* semantics.c (finish_member_declaration): Likewise.
	* typeck.c (convert_for_initialization): Use TYPE_REFFN_P.

2013-03-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* pt.c (template_parms_to_args): Fix typo in comment.

2013-03-29  Paolo Carlini  <paolo.carlini@oracle.com>

	* call.c (build_op_call_1): Use TYPE_PTRFN_P and TYPE_REFFN_P.

2013-03-29  Paolo Carlini  <paolo.carlini@oracle.com>

	* call.c (add_builtin_candidate): Use TYPE_PTR_P and VOID_TYPE_P.
	(build_op_call_1): Likewise.
	(build_over_call): Likewise.
	(compare_ics): Likewise.
	* class.c (build_base_path): Likewise.
	(resolve_address_of_overloaded_function): Likewise.
	* cp-tree.h: Likewise.
	* cvt.c (cp_convert_to_pointer): Likewise.
	(convert_to_reference): Likewise.
	(ocp_convert): Likewise.
	(convert_force): Likewise, tidy.
	* cxx-pretty-print.c (pp_cxx_postfix_expression): Likewise.
	(pp_cxx_ptr_operator): Likewise.
	* decl.c (duplicate_decls): Likewise.
	(start_decl): Likewise.
	(grok_op_properties): Likewise.
	(start_preparsed_function): Likewise.
	(store_parm_decls): Likewise.
	(finish_function): Likewise.
	* decl2.c (delete_sanity): Likewise.
	(acceptable_java_type): Likewise.
	(grokbitfield): Likewise.
	(cp_reconstruct_complex_type): Likewise.
	* error.c (dump_type_prefix): Likewise.
	(dump_expr): Likewise.
	* except.c (push_eh_cleanup): Likewise.
	(complete_ptr_ref_or_void_ptr_p): Likewise.
	(can_convert_eh): Likewise.
	* init.c (build_new_1): Likewise.
	(build_delete): Likewise.
	(build_vec_delete): Likewise.
	* mangle.c (write_type): Likewise.
	* parser.c (lookup_literal_operator): Likewise.
	* pt.c (convert_nontype_argument_function): Likewise.
	(convert_nontype_argument): Likewise.
	(tsubst): Likewise.
	(unify): Likewise.
	(dependent_type_p_r): Likewise.
	* rtti.c (build_headof): Likewise.
	(build_typeid): Likewise.
	(build_dynamic_cast_1): Likewise.
	(target_incomplete_p): Likewise.
	(typeinfo_in_lib_p): Likewise.
	* semantics.c (finish_omp_for): Likewise.
	(cxx_eval_call_expression): Likewise.
	(maybe_resolve_dummy): Likewise.
	* tree.c (build_target_expr): Likewise.
	(cp_build_qualified_type_real): Likewise.
	* typeck.c (composite_pointer_type_r): Likewise.
	(composite_pointer_type): Likewise.
	(comp_except_types): Likewise.
	(cxx_sizeof_nowarn): Likewise.
	(string_conv_p): Likewise.
	(cp_build_array_ref): Likewise.
	(cp_build_function_call_vec): Likewise, also use TYPE_PTRFN_P.
	(pointer_diff): Likewise.
	(cp_build_addr_expr_1): Likewise.
	(cp_build_unary_op): Likewise.
	(build_static_cast_1): Likewise.
	(cp_build_c_cast): Likewise.
	(comp_ptr_ttypes_real): Likewise.
	(ptr_reasonably_similar): Likewise.
	(comp_ptr_ttypes_const): Likewise.
	(casts_away_constness): Likewise.
	(check_literal_operator_args): Likewise.
	* typeck2.c (build_x_arrow): Likewise.
	(add_exception_specifier): Likewise.

2013-03-29  Jason Merrill  <jason@redhat.com>

	N3582
	* cp-tree.h (AUTO_IS_DECLTYPE): New.
	* parser.c (cp_parser_decltype): Handle decltype(auto).
	(cp_parser_type_id_1): Allow auto without a late-specified
	return in C++1y.
	(cp_parser_primary_expression): Use the return value of
	finish_parenthesized_expr.
	(cp_parser_transaction_expression): Likewise.
	* semantics.c (force_paren_expr): New.
	(finish_parenthesized_expr): Use it.
	* call.c (build_conditional_expr_1): Likewise.
	* pt.c (do_auto_deduction): Handle decltype(auto).
	(tsubst_copy): Handle PAREN_EXPR.
	(tsubst_copy_and_build): Likewise.
	* error.c (dump_expr): Handle PAREN_EXPR.
	* cxx-pretty-print.c (pp_cxx_expression): Likewise.
	* mangle.c (write_expression): Ignore PAREN_EXPR.

	* parser.c (cp_parser_decltype_expr): Split out...
	(cp_parser_decltype): ...from here.

	PR c++/56774
	PR c++/35722
	* pt.c (unify_pack_expansion): Fix indexing.

2013-03-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* call.c (build_java_interface_fn_ref): Likewise.
	(make_temporary_var_for_ref_to_temp): Likewise.
	* class.c (check_field_decls): Likewise.
	(layout_class_type): Likewise.
	(finish_struct_1): Likewise.
	(fixed_type_or_null): Likewise.
	(get_vtbl_decl_for_binfo): Likewise.
	* cp-gimplify.c (omp_var_to_track): Likewise.
	(cp_genericize_r): Likewise.
	* cp-objcp-common.c (cxx_warn_unused_global_decl): Likewise.
	* cp-tree.h (LANG_DECL_HAS_MIN): Likewise.
	(DECL_DISCRIMINATOR_P): Likewise.
	* decl.c (poplevel): Likewise.
	(decls_match): Likewise.
	(duplicate_decls): Likewise.
	(decl_jump_unsafe): Likewise.
	(start_decl): Likewise.
	(check_for_uninitialized_const_var): Likewise.
	(make_rtl_for_nonlocal_decl): Likewise.
	(cp_finish_decl): Likewise.
	(expand_static_init): Likewise.
	(local_variable_p): Likewise.
	(maybe_register_incomplete_var): Likewise.
	* decl2.c (grokfield): Likewise.
	(comdat_linkage): Likewise.
	(determine_visibility): Likewise.
	(import_export_decl): Likewise.
	(prune_vars_needing_no_initialization): Likewise.
	(decl_maybe_constant_var_p): Likewise.
	* error.c (dump_simple_decl): Likewise.
	(dump_template_decl): Likewise.
	(cp_printer): Likewise.
	* except.c (build_throw): Likewise.
	* init.c (build_vtbl_address): Likewise.
	(member_init_ok_or_else): Likewise.
	(build_aggr_init): Likewise.
	(expand_aggr_init_1): Likewise.
	(build_offset_ref): Likewise.
	(constant_value_1): Likewise.
	* mangle.c (write_mangled_name): Likewise.
	(write_prefix): Likewise.
	* name-lookup.c (supplement_binding_1): Likewise.
	(add_decl_to_level): Likewise.
	(pushdecl_maybe_friend_1): Likewise.
	(check_for_out_of_scope_variable): Likewise.
	(validate_nonmember_using_decl): Likewise.
	(lookup_name_innermost_nonclass_level_1): Likewise.
	(lookup_arg_dependent_1): Likewise.
	* parser.c (cp_parser_lambda_introducer): Likewise.
	(cp_parser_template_argument): Likewise.
	(cp_parser_single_declaration): Likewise.
	* pt.c (convert_nontype_argument): Likewise.
	(instantiate_class_template_1): Likewise.
	(tsubst_decl): Likewise.
	(tsubst_expr): Likewise.
	(do_decl_instantiation): Likewise.
	(do_type_instantiation): Likewise.
	(regenerate_decl_from_template): Likewise.
	(always_instantiate_p): Likewise.
	(instantiate_decl): Likewise.
	(type_dependent_expression_p): Likewise.
	(build_non_dependent_expr): Likewise.
	* repo.c (repo_emit_p): Likewise.
	* rtti.c (build_dynamic_cast_1): Likewise.
	* search.c (shared_member_p): Likewise.
	* semantics.c (outer_var_p): Likewise.
	(finish_id_expression): Likewise.
	(finish_omp_clauses): Likewise.
	(finish_decltype_type): Likewise.
	(ensure_literal_type_for_constexpr_object): Likewise.
	* tree.c (lvalue_kind): Likewise.
	(bot_replace): Likewise.
	(cp_tree_equal): Likewise.
	(handle_init_priority_attribute): Likewise.
	(decl_storage_duration): Likewise.
	* typeck.c (cxx_sizeof_expr): Likewise.
	(cxx_alignof_expr): Likewise.
	(decay_conversion): Likewise.
	(build_class_member_access_expr): Likewise.
	(cp_build_array_ref): Likewise.
	(cxx_mark_addressable): Likewise.
	(maybe_warn_about_returning_address_of_local): Likewise.
	(check_return_expr): Likewise.
	* typeck2.c (cxx_readonly_error): Likewise.
	(abstract_virtuals_error_sfinae): Likewise.
	(cxx_incomplete_type_diagnostic): Likewise.

2013-03-28  Lawrence Crowl  <crowl@google.com>

	* Make-lang.in
	(CXX_PARSER_H): Add header dependence.
	* cp-tree.h
	(extern debug (cp_binding_level &)): New.
	(extern debug (cp_binding_level *)): New.
	* name-lookup.h
	(debug (cp_binding_level &)): New.
	(debug (cp_binding_level *)): New.
	* parser.c
	(debug (cp_parser &)): New.
	(debug (cp_parser *)): New.
	(debug (cp_token &)): New.
	(debug (cp_token *)): New.
	(debug (vec<cp_token, va_gc> &)): New.
	(debug (vec<cp_token, va_gc> *)): New.
	* parser.c: Add header dependence.
	(extern debug (cp_parser &)): New.
	(extern debug (cp_parser *)): New.
	(extern debug (cp_token &)): New.
	(extern debug (cp_token *)): New.
	(extern debug (vec<cp_token, va_gc> &)): New.
	(extern debug (vec<cp_token, va_gc> *)): New.

2013-03-28  Jason Merrill  <jason@redhat.com>

	PR c++/17232
	PR c++/52748
	* typeck2.c (abstract_virtuals_error_sfinae): Don't complete
	the type if tf_decltype is set.
	* pt.c (fn_type_unification): Add decltype_p parm.
	(get_bindings): Adjust.
	* cp-tree.h: Adjust.
	* class.c (resolve_address_of_overloaded_function): Adjust.
	* call.c (add_template_candidate_real, print_z_candidate): Adjust.

	PR c++/56679
	* parser.c (cp_parser_sizeof_pack): Split out from...
	(cp_parser_sizeof_operand): ...here.  Require (id).

	PR c++/56701
	* semantics.c (finish_this_expr): 'this' is an rvalue.
	* typeck.c (cp_build_indirect_ref): Handle NOP_EXPR of 'this'.

	PR c++/56710
	* semantics.c (finish_member_declaration): Don't push closure
	members.

	* name-lookup.c (pushdecl_maybe_friend_1): Use
	nonlambda_method_basetype and current_nonlambda_class_type.

	PR c++/56728
	* semantics.c (potential_constant_expression_1) [NOP_EXPR]: Reject
	conversion from integer to pointer.
	(cxx_eval_constant_expression): Likewise.
	(cxx_eval_indirect_ref): Use the folded operand if we still think
	this might be constant.

2013-03-28  Paolo Carlini  <paolo.carlini@oracle.com>
	    Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c++/56725
	* call.c (convert_like_real): Change series of two permerrors
	to permerror + inform (and likewise for two errors).
	(build_new_method_call_1): Likewise.
	* typeck.c (convert_for_initialization): Change additional
	warning or error to inform.

2013-03-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* cp-tree.h (next_aggr_init_expr_arg): Remove static specifier.
	(first_aggr_init_expr): Likewise.
	(more_aggr_init_expr_args_p): Likewise.
	(type_of_this_parm): Likewise.
	(class_of_this_parm): Likewise.
	* name-lookup.h (get_global_value_if_present): Likewise.
	(is_typename_at_global_scope): Likewise.

2013-03-28  Paolo Carlini  <paolo.carlini@oracle.com>

	* call.c (joust): Don't call inform for a permerror returning false.
	* parser.c (cp_parser_check_class_key): Likewise.
	* pt.c (tsubst_copy_and_build): Likewise.

2013-03-27  Jason Merrill  <jason@redhat.com>

	PR c++/56749
	* semantics.c (finish_qualified_id_expr): Return early
	for enum scope.

2013-03-26  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* call.c (build_new_method_call_1): Use INDIRECT_REF_P.
	* cvt.c (convert_to_void): Likewise.
	* error.c (dump_expr): Likewise.
	* mangle.c (write_expression): Likewise.
	* parser.c (cp_parser_template_argument): Likewise.
	* pt.c (convert_nontype_argument): Likewise.
	(tsubst_copy_and_build): Likewise.
	* rtti.c (build_typeid): Likewise.
	* semantics.c (finish_call_expr): Likewise.
	(finish_decltype_type): Likewise.
	(build_data_member_initialization): Likewise.
	* tree.c (is_dummy_object): Likewise.
	* typeck.c (decay_conversion): Likewise.
	(build_class_member_access_expr): Likewise.
	(cp_build_addr_expr_1): Likewise.
	(unary_complex_lvalue): Likewise.
	(check_return_expr): Likewise.
	* typeck2.c (cxx_readonly_error): Likewise.

2013-03-26  Jason Merrill  <jason@redhat.com>

	PR c++/52597
	* typeck.c (invalid_nonstatic_memfn_p): Use get_first_fn.  Take tree.
	* semantics.c (finish_decltype_type): Check it before type_unknown_p.
	* cp-tree.h: Adjust prototype.

	PR c++/45282
	* typeck2.c (build_m_component_ref): Handle prvalue object.

2013-03-26  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* cp-gimplify.c (cp_genericize_r): Use VAR_OR_FUNCTION_DECL_P.
	* decl.c (duplicate_decls): Likewise.
	(cp_finish_decl): Likewise.
	(check_class_member_definition_namespace): Likewise.
	* decl2.c (grokfield): Likewise.
	(decl_needed_p): Likewise.
	(import_export_decl): Likewise.
	(mark_used): Likewise.
	* name-lookup.c (pushdecl_maybe_friend_1): Likewise.
	* pt.c (push_access_scope): Likewise.
	(instantiate_decl): Likewise.
	* ptree.c (cxx_print_decl): Likewise.
	* repo.c (repo_emit_p): Likewise.
	* semantics.c (note_decl_for_pch): Likewise.
	* tree.c (decl_linkage): Likewise.

2013-03-26  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55951
	* decl.c (check_array_designated_initializer): Handle CONST_DECL
	as ce->index.

2013-03-26  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grokfndecl): Handle separately <inline> and <constexpr>
	error messages.

	* decl.c (grokdeclarator): Declare typedef_p and use it everywhere.

2013-03-25  Jason Merrill  <jason@redhat.com>

	PR c++/56699
	* semantics.c (maybe_resolve_dummy): Make sure that the enclosing
	class is derived from the type of the object.

	PR c++/52014
	* semantics.c (lambda_expr_this_capture): Don't capture 'this' in
	unevaluated context.

2013-03-25  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56722
	* decl.c (cp_finish_decl): Check DECL_LANG_SPECIFIC before
	DECL_TEMPLATE_INSTANTIATION.

2013-03-22  Jason Merrill  <jason@redhat.com>

	PR c++/56684
	* pt.c (instantiation_dependent_r): Check DECL_INITIAL of VAR_DECL
	and CONST_DECL.

2013-03-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* cp-tree.h (identifier_p): New.
	* call.c: Throughout, call identifier_p insstead of direct
	comparaison of TREE_CODE against IDENTIFIER_NODE.
	* decl.c: Likewisse.
	* decl2.c: Likewise.
	* init.c: Likewise.
	* mangle.c: Likewise.
	* name-lookup.c: Likewise.
	* parser.c: Likewise.
	* pt.c: Likewise.
	* search.c: Likewise.
	* semantics.c: Likewise.
	* tree.c: Likewise.
	* typeck.c: Likewise.
	* typeck2.c: Likewise.

2013-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48087
	* pt.c (convert_nontype_argument): Count werrorcount as warnings.
	* call.c (build_temp): Likewise.
	* method.c (synthesize_method): Likewise.
	* typeck.c (convert_for_initialization): Likewise.

2013-03-21  Marc Glisse  <marc.glisse@inria.fr>

	* call.c (build_conditional_expr_1): Fold VEC_COND_EXPR.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* error.c (cp_printer): Use DECL_HAS_DEBUG_EXPR_P instead of
	DECL_DEBUG_EXPR_IS_FROM.  Guard properly.

2013-03-20  Jason Merrill  <jason@redhat.com>

	PR c++/56646
	* parser.c (cp_parser_late_return_type_opt): Save and restore
	current_class_ptr/ref.

	PR c++/54532
	* expr.c (cplus_expand_constant): Do nothing if the class is
	incomplete.
	* semantics.c (reduced_constant_expression_p): Allow PTRMEM_CST.
	* typeck2.c (store_init_value): Use reduced_constant_expression_p.
	* decl.c (maybe_register_incomplete_var): Handle PTRMEM_CST.
	(complete_vars): Likewise.

	* name-lookup.c (get_anonymous_namespace_name): Never use
	get_file_function_name.

	* pt.c (retrieve_specialization): Handle null tmpl argument.

	PR c++/17232
	PR c++/56642
	* pt.c (tsubst_decl): Check return value of register_specialization.
	* typeck2.c (abstract_virtuals_error_sfinae): Re-apply complete_type
	change.

2013-03-17  Jason Merrill  <jason@redhat.com>

	PR c++/54359
	PR c++/56639
	* parser.c (cp_parser_direct_declarator): Bail if we see a
	qualified-id not at namespace scope.

	PR c++/17232
	PR c++/56642
	* typeck2.c (abstract_virtuals_error_sfinae): Revert complete_type
	change for now.

2013-03-16  Jason Merrill  <jason@redhat.com>

	* decl.c (grokdeclarator): Assert that we won't see a pointer to
	METHOD_TYPE.

	PR c++/54277
	* cp-tree.h (WILDCARD_TYPE_P): Split out from...
	(MAYBE_CLASS_TYPE_P): ...here.
	* semantics.c (lambda_capture_field_type): Only build a
	magic decltype for wildcard types.
	(lambda_proxy_type): Likewise.
	(finish_non_static_data_member): Get the quals from
	the object.

	PR c++/55931
	* parser.c (cp_parser_template_argument): Don't
	fold_non_dependent_expr.

	* parser.c (cp_parser_lambda_declarator_opt): Use
	cp_parser_trailing_type_id.

	PR c++/45917
	* parser.c (cp_parser_template_id): Don't forget access checks.

	PR c++/52374
	* pt.c (tsubst_qualified_id): Use current_nonlambda_class_type.

	PR c++/54764
	PR c++/55972
	* name-lookup.h (tag_scope): Add ts_lambda.
	* semantics.c (begin_lambda_type): Use it.
	* decl.c (xref_tag_1): Set CLASSTYPE_LAMBDA_EXPR.
	* pt.c (check_default_tmpl_args): Ignore lambdas.
	(push_template_decl_real): Handle lambdas.
	* tree.c (no_linkage_check): Adjust lambda check.

	PR c++/56039
	* tree.c (strip_typedefs_expr): Complain about lambda, don't abort.

	PR c++/54359
	* parser.c (cp_parser_direct_declarator): Fix late return
	for out-of-class defn of member function.

	PR c++/55357
	* semantics.c (maybe_add_lambda_conv_op): Clear DECL_NAME of copied
	parms to avoid duplicate -Wshadow warnings.

	* search.c (lookup_base): Handle NULL_TREE.

	PR c++/56481
	* semantics.c (potential_constant_expression_1): Use of 'this' in
	a non-constexpr function makes the expression not potentially
	constant.

	N3276
	PR c++/52748
	* cp-tree.h (tsubst_flags): Add tf_decltype.
	* call.c (build_cxx_call): Don't build a temporary if it's set.
	(build_over_call): Make sure it's only passed to build_cxx_call.
	* parser.c (cp_parser_primary_expression): Add decltype_p parm.
	(cp_parser_unary_expression): Likewise.
	(cp_parser_cast_expression): Likewise.
	(cp_parser_binary_expression): Likewise.
	(cp_parser_assignment_expression): Likewise.
	(cp_parser_postfix_expression): Likewise.  Pass tf_decltype.
	(cp_parser_expression): Add decltype_p.  Force a
	temporary for a call on the LHS of a comma.
	(cp_parser_decltype): Pass true to decltype_p parms.
	* pt.c (tsubst) [DECLTYPE_TYPE]: Pass tf_decltype.
	(tsubst_copy_and_build): Pass tf_decltype down only for
	CALL_EXPR and the RHS of COMPOUND_EXPR.
	* tree.c (build_cplus_new): Call complete_type_or_maybe_complain.

	* cp-tree.h (abstract_class_use): New enum.
	* typeck2.c (pending_abstract_type): Add use field.
	(abstract_virtuals_error_sfinae): Add overloads taking
	abstract_class_use instead of tree.
	* typeck.c (build_static_cast_1): Call it.
	* except.c (is_admissible_throw_operand_or_catch_parameter): Call it.
	* pt.c: Adjust calls.
	* decl.c (cp_finish_decl): Don't handle functions specially.
	(grokdeclarator): Always check return type.
	* init.c (build_new_1): Adjust call.

	DR 337
	PR c++/17232
	* pt.c (tsubst) [ARRAY_TYPE]: Use abstract_virtuals_error_sfinae.
	* typeck2.c (abstract_virtuals_error_sfinae): Call complete_type.

	DR 657
	* pt.c (tsubst_function_type): Call abstract_virtuals_error_sfinae.
	(tsubst_arg_types): Likewise.

	DR 1518
	PR c++/54835
	* call.c (convert_like_real): Check for explicit constructors
	even for value-initialization.

	PR c++/54946
	* pt.c (convert_nontype_argument): Handle invalid pointer.

	* parser.c (cp_parser_lambda_expression): Use nreverse.

	PR c++/56447
	PR c++/55532
	* pt.c (instantiate_class_template_1): Instantiate lambda capture
	list here.
	(tsubst_copy_and_build): Not here.

	PR c++/55017
	* method.c (walk_field_subobs): Disallow copy of rvalue ref.

	PR c++/55240
	* parser.c (parsing_nsdmi): New.
	* semantics.c (outer_automatic_var_p): Check it.
	(finish_id_expression): Likewise.
	* cp-tree.h: Declare it.

	PR c++/55241
	* error.c (dump_expr) [SIZEOF_EXPR]: Print sizeof... properly.

	* parser.c (lookup_literal_operator): Correct parm/arg naming
	mixup.

	PR c++/56238
	* pt.c (fold_non_dependent_expr_sfinae): Check
	instantiation_dependent_expression_p.

	PR c++/56095
	* class.c (resolve_address_of_overloaded_function): Accept a
	reference to function for target_type.
	(instantiate_type): Likewise.
	* pt.c (convert_nontype_argument): Pass it to
	convert_nontype_argument_function.

2013-03-16  Jakub Jelinek  <jakub@redhat.com>

	* tree.c (cp_tree_equal): Fix a pasto.

	PR c++/56607
	* typeck.c (cp_build_binary_op): When calling warn_for_div_by_zero,
	pass op1 through maybe_constant_value first.

2013-03-16  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56582
	* semantics.c (cxx_eval_array_reference): Check for negative index.

2013-03-14  Jason Merrill  <jason@redhat.com>

	PR c++/56614
	* decl.c (local_variable_p_walkfn): Check DECL_ARTIFICIAL again.

	PR c++/56346
	* decl.c (register_dtor_fn): Pass null to __cxa_thread_atexit
	dso_handle parm on targets without __cxa_atexit.

2013-03-11  Jason Merrill  <jason@redhat.com>

	PR c++/56567
	* typeck.c (check_return_expr): Disallow returning init list here.
	* semantics.c (apply_deduced_return_type): Not here.

2013-03-08  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51412
	* cxx-pretty-print.c (pp_cxx_expression): Handle LAMBDA_EXPR.
	* error.c (dump_expr): Likewise.

2013-03-08  Jason Merrill  <jason@redhat.com>

	PR c++/51884
	* class.c (modify_all_vtables): Mangle the vtable name before
	entering dfs_walk.

	* semantics.c (lambda_expr_this_capture): In unevaluated context,
	just return the nearest 'this'.

	PR c++/51494
	PR c++/52183
	PR c++/56222
	* tree.c (maybe_dummy_object): Don't capture 'this'.
	* semantics.c (maybe_resolve_dummy): New.
	(finish_non_static_data_member): Use it.
	(finish_qualified_id_expr): Don't test is_dummy_object.
	* cp-tree.h: Declare maybe_resolve_dummy.
	* call.c (build_new_method_call_1): Use it.

	PR c++/56567
	* semantics.c (apply_deduced_return_type): Don't allow returning
	std::initializer_list.

2013-03-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56534
	* parser.c (cp_parser_elaborated_type_specifier): Don't call
	check_elaborated_type_specifier when TREE_CODE (decl) != TYPE_DECL.
	* decl.c (check_elaborated_type_specifier): Tidy.

2013-03-06  Jakub Jelinek  <jakub@redhat.com>

	PR c++/56543
	* tree.c (strip_typedefs): Don't copy args if they are NULL.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

	* parser.c (cp_parser_braced_list): For {} initialize
	*non_constant_p to false.

2013-03-04  Jason Merrill  <jason@redhat.com>

	PR c++/56464
	PR c++/54383
	* semantics.c (lambda_expr_this_capture): Handle NSDMI
	and non-class scopes.

2013-03-01  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grokdeclarator): Remove dead code.

2013-02-28  Jason Merrill  <jason@redhat.com>

	PR c++/56481
	* semantics.c (potential_constant_expression_1): Use
	cxx_eval_outermost_constant_expr rather than maybe_constant_value.

	PR c++/56243
	* call.c (build_over_call): Avoid virtual lookup in a template.

2013-02-27  Jason Merrill  <jason@redhat.com>

	PR c++/56358
	PR c++/56323
	* name-lookup.c (do_class_using_decl): Use ctor_identifier instead
	of the base name for inheriting ctors.
	(push_class_level_binding_1): Remove inheriting ctor handling.
	* pt.c (tsubst_decl) [USING_DECL]: Likewise.
	* class.c (add_implicitly_declared_members): Adjust.

2013-02-26  David Binderman  <dcb314@hotmail.com>

	PR c++/55632
	* decl.c (grokdeclarator): Tidy publicp assignment.

2013-02-25  Aldy Hernandez  <aldyh@redhat.com>

	PR c++/56419
	* semantics.c (begin_transaction_stmt): Set TREE_SIDE_EFFECTS.
	(build_transaction_expr): Same.

2013-02-25  Jason Merrill  <jason@redhat.com>

	PR c++/56377
	* pt.c (fn_type_unification): Wait to call push_tinst_level until
	we know what args we're looking at.

	PR c++/56438
	* semantics.c (potential_constant_expression_1): In C++98, a cast
	to non-integral type can't be a constant expression.

2013-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR c++/56403
	* init.c (build_zero_init_1): Use RECORD_OR_UNION_CODE_P instead
	of CLASS_TYPE_P.

2013-02-22  Jason Merrill  <jason@redhat.com>

	PR c++/40405
	* pt.c (push_template_decl_real): Set DECL_INTERFACE_KNOWN
	if we got the wrong number of template parms.

	PR c++/56377
	* pt.c (fn_type_unification): Use explicit args in template
	instantiation context.

	PR c++/56359
	* call.c (can_convert_arg): Discard access checks.

	PR c++/56395
	* tree.c (strip_typedefs): Strip typedefs from TYPENAME_TYPE template
	args.

2013-02-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56373
	* tree.c (maybe_warn_zero_as_null_pointer_constant): Add.
	* cvt.c (ocp_convert): Use the latter.
	(cp_convert_to_pointer): Likewise.
	* decl.c (check_default_argument): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.
	* cp-tree.h (maybe_warn_zero_as_null_pointer_constant): Declare.

2013-02-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51242
	* decl2.c (grokbitfield): Allow scoped enumeration types.

2013-02-15  Jason Merrill  <jason@redhat.com>

	PR c++/54276
	* semantics.c (finish_id_expression): Also return the identifier
	for an outer local static.

	PR c++/56343
	* class.c (check_bases_and_members): Deduce noexcept after
	checking bases.

	PR c++/52026
	* semantics.c (finish_id_expression): In a template, return
	the identifier for a constant variable.

2013-02-14  Jason Merrill  <jason@redhat.com>

	PR c++/54922
	* semantics.c (build_anon_member_initialization): New.
	(build_data_member_initialization): Use it.

	PR c++/55003
	* decl.c (cp_finish_decl): Force instantiation of an
	auto static data member.

	PR c++/55220
	* pt.c (unify): A pack expansion that is not the last template
	argument makes the entire template argument list non-deduced.

	PR c++/56323
	* name-lookup.c (do_class_using_decl): Handle typedefs with
	inheriting constructors.
	(push_class_level_binding_1): Allow inheriting from template
	template parameter, too.
	* pt.c (tsubst_decl) [USING_DECL]: Likewise.

	PR c++/55223
	* pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Fix handling of
	default argument scope.
	* mangle.c (write_name): Likewise.

	PR c++/55232
	* error.c (find_typenames_r): Don't walk into a pack expansion.

2013-02-13  Jason Merrill  <jason@redhat.com>

	PR c++/55670
	* parser.c (cp_parser_member_declaration): Check the declarator
	form when detecting a function declaration via typedef.

	PR c++/55680
	* pt.c (maybe_process_partial_specialization): A lambda
	isn't what's being specialized.

	PR c++/55710
	* semantics.c (maybe_add_lambda_conv_op): Mark static thunk
	TREE_USED.

	PR c++/55879
	* semantics.c (cxx_bind_parameters_in_call): Undo DECL_BY_REFERENCE.

	PR c++/55993
	* semantics.c (cxx_fold_indirect_ref): Handle empty bases at
	non-zero offsets, too.

	PR c++/56155
	* decl.c (build_enumerator): Always convert the value to a
	fixed underlying type.

	PR c++/56135
	* pt.c (tsubst_copy_and_build): Don't forget any new
	captures that arose from use of dependent names.

2013-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR c++/56302
	* semantics.c (finish_asm_stmt): If input constraints allow
	neither register nor memory, try maybe_constant_value to get
	a constant if possible.

2013-02-12  Jason Merrill  <jason@redhat.com>

	PR c++/56285
	* method.c (add_one_base_init): Handle base constructor
	taking rvalue reference parm.

	PR c++/56291
	* semantics.c (sort_constexpr_mem_initializers): Handle
	vptr out of order.

2013-02-09  Jason Merrill  <jason@redhat.com>

	PR c++/56268
	* semantics.c (classtype_has_nothrow_assign_or_copy_p): Call
	maybe_instantiate_noexcept.

	PR c++/56247
	* pt.c (eq_specializations): Set comparing_specializations.
	* tree.c (cp_tree_equal): Check it.
	* cp-tree.h: Declare it.

	* decl.c (decls_match): Check versions later.

	PR c++/56238
	* pt.c (build_non_dependent_expr): Don't try to fold
	instantiation-dependent expressions.
	(instantiation_dependent_r) [TRAIT_EXPR]: Split out.
	[BIND_EXPR]: Treat as dependent.

2013-02-07  Jakub Jelinek  <jakub@redhat.com>

	PR c++/56241
	* init.c (build_vec_init): Don't append NULL values into new_vec.
	(build_zero_init_1): Don't push anything into v if recursive call
	returned NULL_TREE.
	(build_value_init_noctor): Don't push anything into v if
	build_value_init call returned NULL_TREE.

	PR c++/56239
	* parser.c (cp_parser_token_starts_cast_expression): Renamed to...
	(cp_parser_tokens_start_cast_expression): ... this.  Change parameter
	to cp_parser *, call cp_lexer_peek_token first.  For CPP_OPEN_PAREN,
	return true only if 2nd token isn't CPP_CLOSE_PAREN.
	(cp_parser_cast_expression): Adjust caller.

	PR c++/56237
	* decl.c (push_local_name): Look at DECL_DISCRIMINATOR (t)
	only if DECL_DISCRIMINATOR_SET_P (t) rather than just
	DECL_LANG_SPECIFIC (t).

2013-02-07  Jason Merrill  <jason@redhat.com>

	PR c++/56235
	* method.c (do_build_copy_constructor): Don't bother turning
	scalars from lvalues to xvalues.
	(do_build_copy_assign): Likewise.

2013-02-06  Jason Merrill  <jason@redhat.com>

	* parser.c (cp_parser_enum_specifier): Check for error_mark_node.

2013-02-05  Jason Merrill  <jason@redhat.com>

	PR c++/54122
	* tree.c (lvalue_kind) [INDIRECT_REF]: Don't check for
	METHOD_TYPE.

	PR c++/56177
	* decl.c (start_preparsed_function): Update restype if we change
	decl1.

	PR c++/56208
	* pt.c (fn_type_unification): Discard any access checks from
	substituting explicit args.

2013-01-31  Jason Merrill  <jason@redhat.com>

	PR c++/56162
	PR c++/56104
	* typeck.c (get_member_function_from_ptrfunc): Fix
	ptrmemfunc_vbit_in_delta case.

2013-01-29  Jason Merrill  <jason@redhat.com>

	PR libstdc++/54314
	* class.c (build_ctor_vtbl_group): Give construction vtables
	hidden visibility.

2013-01-25  Jason Merrill  <jason@redhat.com>

	PR c++/56095
	* pt.c (convert_nontype_argument_function): Handle invalid input.
	(convert_nontype_argument): Likewise.

	PR c++/56104
	* typeck.c (get_member_function_from_ptrfunc): Optimize if the
	dynamic type has no virtual functions.

2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55944
	* decl.c (check_initializer): Use TARGET_EXPR_DIRECT_INIT_P only
	on TARGET_EXPR nodes.

2013-01-22  Jason Merrill  <jason@redhat.com>

	PR c++/56071
	* pt.c (maybe_instantiate_noexcept): Don't defer access checks.

2013-01-22  Dodji Seketeli  <dodji@redhat.com>

	PR c++/53609
	* pt.c (argument_pack_element_is_expansion_p)
	(make_argument_pack_select, use_pack_expansion_extra_args_p)
	(gen_elem_of_pack_expansion_instantiation): New static functions.
	(tsubst): When looking through an ARGUMENT_PACK_SELECT tree node,
	look through the possibly resulting pack expansion as well.
	(tsubst_pack_expansion): Use use_pack_expansion_extra_p to
	generalize when to use the PACK_EXPANSION_EXTRA_ARGS mechanism.
	Use gen_elem_of_pack_expansion_instantiation to build the
	instantiation piece-wise.  Don't use arg_from_parm_pack_p anymore,
	as gen_elem_of_pack_expansion_instantiation and the change in
	tsubst above generalize this particular case.
	(arg_from_parm_pack_p): Remove this for it's not used by
	tsubst_pack_expansion anymore.

2013-01-21  Jason Merrill  <jason@redhat.com>

	PR c++/56059
	* tree.c (strip_typedefs_expr) [TREE_VEC]: Preserve non-default
	template args count.

2013-01-18  Jason Merrill  <jason@redhat.com>

	PR target/54908
	* decl2.c (get_local_tls_init_fn): New.
	(get_tls_init_fn): Handle flag_extern_tls_init.  Don't bother
	with aliases for internal variables.  Don't use weakrefs if
	the variable needs destruction.
	(generate_tls_wrapper): Mark the wrapper as const if no
	initialization is needed.
	(handle_tls_init): Don't require aliases.

2013-01-15  Dodji Seketeli  <dodji@redhat.com>

	PR c++/55663
	* pt.c (coerce_innermost_template_parms): New static function.
	(instantiate_alias_template):  Use it here.

2013-01-09  Jason Merrill  <jason@redhat.com>

	PR c++/55878
	* rtti.c (build_typeid, get_typeid): Add complain parm.
	(get_tinfo_decl_dynamic): Likewise.
	* cp-tree.h, parser.c, pt.c: Adjust.

	PR c++/55893
	* decl.c (cp_finish_decl): Clear TREE_READONLY if the variable
	needs destruction.

2013-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR c/48418
	* typeck.c (cp_build_binary_op): For LSHIFT_EXPR and RSHIFT_EXPR,
	call maybe_constant_value for the negative or too big shift
	count warnings.

2013-01-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55801
	* decl2.c (var_needs_tls_wrapper): Return false when error_operand_p
	of the argument is true.

2013-01-08  Joel Brobecker  <brobecker@adacore.com>

	* parser.c (cp_parser_initializer_list): Move declaration
	of variable non_const to start of lexical block.

2013-01-07  Jason Merrill  <jason@redhat.com>

	PR c++/55753
	* tree.c (build_aggr_init_expr): Do nothing in a template.
	* pt.c (tsubst_copy_and_build) [CALL_EXPR]: Strip an ADDR_EXPR off
	a FUNCTION_DECL before tsubsting.

2013-01-04  Dodji Seketeli  <dodji@redhat.com>

	PR c++/52343
	* pt.c (check_instantiated_arg): Allow type template arguments.

2013-01-04  Jason Merrill  <jason@redhat.com>

	PR c++/55877
	* decl.c (reset_type_linkage, bt_reset_linkage): New.
	(grokdeclarator): Use reset_type_linkage.
	* name-lookup.c (binding_table_foreach): Handle null table.
	* tree.c (decl_anon_ns_mem_p): Check TYPE_MAIN_DECL, not TYPE_NAME.

2013-01-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54526 (again)
	* parser.c (cp_parser_template_id): Revert core of previous change
	(keep adjusted inform message).

2013-01-03  Jason Merrill  <jason@redhat.com>

	PR c++/55419
	PR c++/55753
	* pt.c (tsubst_copy_and_build) [TARGET_EXPR]: Don't touch
	TREE_CONSTANT.

	PR c++/55842
	* semantics.c (trait_expr_value): Call maybe_instantiate_noexcept.

	PR c++/55856
	* semantics.c (build_data_member_initialization): Handle DECL_EXPR.

	PR c++/53650
	* call.c (type_has_extended_temps): New.
	* cp-tree.h: Declare it.
	* decl.c (check_initializer): Use build_aggr_init for arrays
	if it is false.
	* init.c (build_vec_init): Avoid mixed signed/unsigned arithmetic.

2013-01-02  Jason Merrill  <jason@redhat.com>

	PR c++/54325
	* call.c (build_new_method_call_1): Don't use build_value_init for
	user-provided default constructors.

	* decl.c (check_default_argument): Use LOOKUP_IMPLICIT.

	PR c++/55032
	PR c++/55245
	* tree.c (build_cplus_array_type): Copy layout information
	to main variant if necessary.

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Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
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