[Bug tree-optimization/96075] [8/9/10/11 Regression] bogus alignment for negative step grouped access

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96075

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
                 CC|                            |marxin at gcc dot gnu.org
            Summary|bogus alignment for         |[8/9/10/11 Regression]
                   |negative step grouped       |bogus alignment for
                   |access                      |negative step grouped
                   |                            |access
   Target Milestone|---                         |8.5
           Keywords|                            |needs-bisection
      Known to fail|                            |10.1.1, 8.4.0, 9.3.0
      Known to work|                            |10.1.0, 7.5.0, 8.3.0, 9.2.0

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Regressed somewhere on all branches but GCC 7.  Bisecting on the GCC 10 branch
appreciated.