* pt.c (complete_template_args): Rewrite.
	(tsubst, FUNCTION_DECL): Use it.
	* semantics.c (finish_asm_stmt): Fix combine strings. Call
	c_expand_asm_operands () if output_operands, input_operands or
	clobbers is not NULL_TREE.
	* pt.c (complete_template_args): New function.
	(get_bindings): Deal with specializations of function templates
	with return type containing parameters from outer class
	templates.
	(tsubst, TEMPLATE_TEMPLATE_PARM): When reducing parameter level,
	substitute arguments and compose a new type.

From-SVN: r18724