re PR tree-optimization/82220 (SPEC CPU2006 482.sphinx3 ~10% performance regression with trunk@250416)

2017-09-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/82220
	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
	epilogue niters from the min_profitable_iters compute.

From-SVN: r252917