[Bug c/71598] Wrong optimization with aliasing enums

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71598

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
      Known to work|                            |9.0
         Resolution|---                         |FIXED
      Known to fail|                            |7.4.0, 8.3.0

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed for GCC 9+.