re PR tree-optimization/64406 (ICE: SIGSEGV in estimate_numbers_of_iterations_loop (tree-ssa-loop-niter.c:3453) with custom flags)

2015-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/64406
	* tree-loop-distibution.c (pass_loop_distribution::execute):
	Reset the SCEV hashtable if we distributed anything.

	* gcc.dg/pr64406.c: New testcase.

From-SVN: r219528