re PR tree-optimization/79977 ([graphite] ICE in outermost_loop_in_sese, at sese.c:300 w/ -O2 -floop-nest-optimize)

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79977
	* graphite-scop-detection.c (scop_detection::merge_sese):
	Handle the case of extra exits to blocks dominating the entry.

	* gcc.dg/graphite/pr79977.c: New testcase.

From-SVN: r246006