https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70726
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Apr 20 07:20:16 2016 New Revision: 235236 URL: https://gcc.gnu.org/viewcvs?rev=235236&root=gcc&view=rev Log: 2016-04-20 Richard Biener <rguent...@suse.de> PR tree-optimization/70726 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar shift amounts from a pattern stmt operand. * g++.dg/vect/pr70726.cc: New testcase. Added: trunk/gcc/testsuite/g++.dg/vect/pr70726.cc Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vect-stmts.c