re PR tree-optimization/60891 (ICE: SIGSEGV (Invalid write/read) in pre_and_rev_post_order_compute_fn with -O -fno-tree-ch -fno-tree-cselim -fno-tree-dominator-opts)

2014-04-23  Richard Biener  <rguenther@suse.de>

	PR middle-end/60891
	* loop-init.c (loop_optimizer_init): Make sure to apply
	LOOPS_MAY_HAVE_MULTIPLE_LATCHES before fixing up loops.

	* gcc.dg/torture/pr60891.c: New testcase.

From-SVN: r209673