[Bug tree-optimization/91882] boolean XOR tautology missed optimisation

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91882

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note comment #1 is not done after the patch for PR103356 .