re PR c++/18803 (rejects access to operator() in template)

re PR c++/18803 (rejects access to operator() in template)

cp:
	PR c++/18803
	* cp-tree.h (REFERENCE_REF_P): New.
	(CPTI_TYPE_INFO_TYPE): Rename to ...
	(CPTI_CONST_TYPE_INFO_TYPE): ... here.
	(CPTI_TYPE_INFO_REF_TYPE): Remove.
	(type_info_type_node): Rename to ...
	(const_type_info_type_node): ... here.
	(type_info_ref_type): Remove.
	* call.c (build_user_type_conversion): Reformat.
	(resolve_args): Do not convert_from_reference.
	(build_object_call): Call convert_from_reference.
	(prep_operand): Do not convert_from_reference.
	(build_new_method_call): Likewise.
	* class.c (build_vfield_ref): Likewise.
	* cvt.c (convert_to_reference): Likewise.
	(convert_from_reference): Build INDIRECT_REF here, not with
	build_indirect_ref.
	(convert_force): Do not convert_from_reference.
	(build_expr_type_conversion): Likewise.
	* decl.c (grok_reference_init): Likewise.
	* decl2.c (delete_sanity): Likewise.
	* except.c (initialize_handler_parm): Use POINTER_TYPE_P.
	* init.c (build_dtor_call): Do not convert_from_reference.
	* parser.c (cp_parser_template_argument): Unwrap indirected
	reference. Allow TEMPLATE_PARM_INDEX as an object parm.
	* pt.c (tsubst_copy_and_build) <case INDIRECT_REF>: Use
	convert_from_reference, if indicated.
	<case CALL_EXPR>: Do not convert_from_reference.
	<case PARM_DECL, VAR_DECL>: Convert_from_reference if needed.
	(tsubst_initializer_list): Do not convert_from_reference.
	* rtti.c (init_rtti_processing): Adjust node creation.
	(throw_bad_typeid): Use const_type_info_type_node.
	Do not convert_from_reference.
	(typeid_ok_p): Use const_type_info_type_node.
	(build_typeid, get_typeid): Always return type_info typed node.
	(build_dynamic_cast_1): Dont convert_from_reference. Refactor.
	* semantics.c (finish_stmt_expr_expr): Do not
	convert_from_reference.
	(finish_id_expression): Convert_from_reference as appropriate.
	* typeck.c (decay_conversion): Do not convert_from_reference.
	(finish_class_member_access_expr): Likewise.
	(build_indirect_ref): Use POINTER_TYPE_P.
	(convert_arguments): Do not convert_from_reference.
	(build_modify_expr): Likewise.
	(convert_for_initialization): Likewise.
	* typeck2.c (build_x_arrow): Likewise.
testsuite:
	PR c++/18803
	* g++.dg/template/operator5.C: New.

From-SVN: r91863