* config-lang.in: Add semantics.c to gtfiles.
	* cp-tree.h (flagged_type_tree_s): Remove lookups field.
	(saved_scope): Likewise.
	(type_lookups): Remove.
	(deferred_access): New structure.
	(type_access_control): Remove.
	(save_type_access_control): Likewise.
	(reset_type_access_control): Likewise.
	(decl_type_access_control): Likewise.
	(push_deferring_access_checks): Declare.
	(resume_deferring_access_checks): Likewise.
	(stop_deferring_access_checks): Likewise.
	(pop_deferring_access_checks): Likewise.
	(get_deferred_access_checks): Likewise.
	(pop_to_parent_deferring_access_checks): Likewise.
	(perform_deferred_access_checks): Likewise.
	(perform_or_defer_access_check): Likewise.
	* decl.c (make_typename_type): Use perform_or_defer_access_check.
	(make_unbound_class_template): Likewise.
	(grokdeclarator): Don't call decl_type_access_control.
	* parser.c (cp_parser_context): Remove deferred_access_checks
	and deferring_access_checks_p fields.
	(cp_parser_context_new): Adjust.
	(cp_parser): Remove access_checks_lists.
	(cp_parser_defer_access_check): Remove.
	(cp_parser_start_deferring_access_checks): Remove.
	(cp_parser_stop_deferring_access_checks): Remove.
	(cp_parser_perform_deferred_access_checks): Remove.
	(cp_parser_nested_name_specifier_opt): Use new deferred access
	functions.
	(cp_parser_simple_declaration): Likewise.
	(cp_parser_template_id): Likewise.
	(cp_parser_function_definition): Likewise.
	(cp_parser_class_specifier): Likewise.
	(cp_parser_lookup_name): Likewise.
	(cp_parser_single_declaration): Likewise.
	(cp_parser_pre_parsed_nested_name_specifier): Likewise.
	(cp_parser_parse_tentatively): Likewise.
	(cp_parser_parse_definitely): Likewise.
	(yyparse): Likewise.
	(cp_parser_init_declarator): Remove access_checks parameter.
	Use new deferred access functions.
	(cp_parser_function_definition_from_specifiers_and_declarator):
	Likewise.
	(cp_parser_class_head): Remove deferring_access_checks_p and
	saved_access_checks parameters.  Use new deferred access functions.
	(cp_parser_member_specification_opt): Don't call
	reset_type_access_control.
	* search.c (type_access_control): Remove.
	* semantics.c: Include "gt-cp-semantics.h".
	(deferred_type_access_control): Remove.
	(deferred_access_stack): New variable.
	(deferred_access_free_list): Likewise.
	(push_deferring_access_checks): New function.
	(resume_deferring_access_checks): Likewise.
	(stop_deferring_access_checks): Likewise.
	(pop_deferring_access_checks): Likewise.
	(get_deferred_access_checks): Likewise.
	(pop_to_parent_deferring_access_checks): Likewise.
	(perform_deferred_access_checks): New function, adapted from
	cp_parser_perform_deferred_access_checks.
	(perform_or_defer_access_check): New function, adapted from
	cp_parser_defer_access_check.
	(current_type_lookups): Remove.
	(deferred_type_access_control): Likewise.
	(decl_type_access_control): Likewise.
	(save_type_access_control): Likewise.
	(reset_type_access_control): Likewise.
	(begin_function_definition): Adjust.
	(begin_class_definiton): Likewise.

From-SVN: r61283