[Bug tree-optimization/71752] [7 Regression] ICE in compute_live_loop_exits, at tree-ssa-loop-manip.c:229 w/ -O1 -ftree-vectorize

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71752

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Aug  1 13:58:13 2017
New Revision: 250779

URL: https://gcc.gnu.org/viewcvs?rev=250779&root=gcc&view=rev
Log:
2017-08-01  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/71752
        PR tree-optimization/81633
        * tree-vect-slp.c (vect_get_slp_defs): Handle null operands
        in the original suggested way.

        * gcc.dg/vect/pr81633.c: New testcase.

Added:
    branches/gcc-7-branch/gcc/testsuite/gcc.dg/vect/pr81633.c
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/testsuite/ChangeLog
    branches/gcc-7-branch/gcc/tree-vect-slp.c