re PR c++/29886 (Cast misinterpreted as variable declaration)

re PR c++/29886 (Cast misinterpreted as variable declaration)

	PR c++/29886
	* parser.c (cp_parser): Add in_function_body.
	(cp_parser_new): Initialize it.
	(cp_parser_primary_expression): Use parser->in_function_body
	instead of at_function_scope_p.
	(cp_parser_asm_definition): Likewise.
	(cp_parser_direct_declarator): Likewise.
	(cp_parser_class_specifier): Clear parser->in_function_body.
	(cp_parser_constructor_declarator_p): Use parser->in_function_body
	instead of at_function_scope_p.
	(cp_parser_function_body_after_declarator): Set
	parser->in_function_body.
	PR c++/29886
	* g++.dg/expr/cast8.C: New test.

From-SVN: r119242