[Bug tree-optimization/38209] branch optimisation generates worse code

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38209

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |12.0
             Status|ASSIGNED                    |RESOLVED
      Known to work|                            |12.1.0
         Resolution|---                         |FIXED

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Fixed for GCC 12 by r12-5699-gde3e5aae6c4b540e8
Specifically this part:
    X != C1 ? ~X : C2 simplifies to ~X when ~C1 == C2.
    which is the BIT_NOT_EXPR analog of the NEGATE_EXPR case.