[Bug tree-optimization/90018] [8 Regression] r265453 miscompiled 527.cam4_r in SPEC CPU 2017

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90018

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2019-04-09
   Target Milestone|---                         |8.4
     Ever confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
r265452, which was backported to GCC 8 as r265453, caused the same failure
on trunk.