[Bug middle-end/64028] New: [5 Regression] r211599 caused many vectorizer test failures with -fPIC

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64028

            Bug ID: 64028
           Summary: [5 Regression] r211599 caused many vectorizer test
                    failures with -fPIC
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
                CC: hubicka at ucw dot cz

On Linux/ia32, r211599 caused many vectorizer test failures with -fPIC,
like:

FAIL: gcc.dg/vect/vect-7.c scan-tree-dump-times vect "Vectorizing an unaligned
a
ccess" 0
FAIL: gcc.dg/vect/vect-7.c -flto -ffat-lto-objects  scan-tree-dump-times vect
"V
ectorizing an unaligned access" 0