[Bug tree-optimization/70726] [6/7 Regression] Internal compiler error (ICE) on valid code

[rguenth at gcc dot gnu.org]

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  <rguenther@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