[Bug rtl-optimization/85431] UBSAN: ../../gcc/dse.c:303:15: runtime error: shift exponent 64 is too large for 64-bit type 'long unsigned int'

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85431

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Jun 22 21:11:28 2018
New Revision: 261955

URL: https://gcc.gnu.org/viewcvs?rev=261955&root=gcc&view=rev
Log:
        Backported from mainline
        2018-04-17  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/85431
        * dse.c (record_store): Ignore zero width stores.

Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/dse.c