* tree.c (first_rtl_op): New fn.
	(unsave_expr_now): Use it.
	* print-tree.c (print_node): Likewise.
	* tree.c (has_cleanups): New fn.
	* fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it.  Be more
	conservative about pushing the cleanup point down.
	* tree.h: Declare them.

From-SVN: r18023