[Bug tree-optimization/99856] [9/10/11 Regression] Alpha Compositing auto vectorization regression

[marxin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99856

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2021-04-01
          Component|c                           |tree-optimization
     Ever confirmed|0                           |1
      Known to work|                            |8.4.0
             Status|UNCONFIRMED                 |NEW
            Summary|Alpha Compositing auto      |[9/10/11 Regression] Alpha
                   |vectorization regression:   |Compositing auto
                   |8.3 -> 9.1                  |vectorization regression
      Known to fail|                            |9.3.0
                 CC|                            |marxin at gcc dot gnu.org,
                   |                            |rsandifo at gcc dot gnu.org

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, started with r9-1590-g370c2ebe8fa20e08.