https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69720
--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Fri May 20 13:03:19 2016 New Revision: 236510 URL: https://gcc.gnu.org/viewcvs?rev=236510&root=gcc&view=rev Log: 2016-05-20 Richard Biener <rguent...@suse.de> Backport from mainline 2016-02-29 Richard Biener <rguent...@suse.de> PR tree-optimization/69720 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid the adjustment_def path for possibly vectorized defs. (vect_create_epilog_for_reduction): Handle vectorized initial defs properly. * gcc.dg/vect/vect-outer-pr69720.c: New testcase. Added: branches/gcc-5-branch/gcc/testsuite/gcc.dg/vect/vect-outer-pr69720.c Modified: branches/gcc-5-branch/gcc/ChangeLog branches/gcc-5-branch/gcc/testsuite/ChangeLog branches/gcc-5-branch/gcc/tree-vect-loop.c