PR c++/10771
	* parser.c (cp_parser_check_for_invalid_template_id): New
	function.
	(cp_parser_simple_type_specifier): Use it.
	(cp_parser_elaborated_type_specifier): Likewise.
	(cp_parser_class_head): Likewise.

	PR c++/10771
	* g++.dg/template/error5.C: New test.

From-SVN: r74239