https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81510
--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Tue Jul 25 11:02:32 2017 New Revision: 250504 URL: https://gcc.gnu.org/viewcvs?rev=250504&root=gcc&view=rev Log: 2017-07-25 Richard Biener <rguent...@suse.de> PR tree-optimization/81510 * tree-vect-loop.c (vect_is_simple_reduction): When the reduction stmt is not inside the loop bail out. * gcc.dg/torture/pr81510.c: New testcase. * gcc.dg/torture/pr81510-2.c: Likewise. Added: trunk/gcc/testsuite/gcc.dg/torture/pr81510-2.c trunk/gcc/testsuite/gcc.dg/torture/pr81510.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vect-loop.c