gcc/

2014-10-13  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/67909, 67947
	* tree-ssa-loop-unswitch.c (find_loop_guard): Add check that GUARD_EDGE
	really skip the inner loop.

gcc/testsuite/

2014-10-13  Yuri Rumyantsev  <ysrumyan@gmail.com>

	PR tree-optimization/67909, 67947
	* gcc.dg/torture/pr67947.c: New test.

From-SVN: r228760