* stmt.c (check_unique_operand_names): Expect operand names to
	be strings rather than identifiers.  Use simple_cst_equal to
	compare them.
	(resolve_operand_name_1): Make same identifier to string change here.
	* c-parse.in (asm_operand): Convert a named operand into a string.
	* cp/parse.y (asm_operand): Likewise.

From-SVN: r52269