* cfgloopmanip.c (add_loop, duplicate_loop): Do not set level

	of the loop.
	* cfgloop.c (flow_loop_level_compute, flow_loops_level_compute):
	Removed.
	(flow_loop_dump): Do not dump loop level.
	(flow_loops_find): Do not call flow_loops_level_compute.
	* cfgloop.h (struct loop): Remove level field.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119040 138bc75d-0d04-0410-961f-82ee72b054a4