[Bug tree-optimization/128651] [14/15/16/17 Regression] wrong code at -O2: FRE replaces stored (unsigned)x with (unsigned)(x ^ k) inside a loop

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128651

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |14.5
      Known to work|                            |10.5.0, 11.4.0, 7.5.0,
                   |                            |8.5.0
      Known to fail|                            |12.5.0, 13.4.0, 14.3.0,
                   |                            |15.2.0, 16.2.0, 17.0