[Bug tree-optimization/111487] (a OP CST1) & (a == CST0) could be simplified down to (CST OP CST1) & (a == CST0)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111487

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           See Also|                            |https://github.com/llvm/llv
                   |                            |m-project/issues/66733

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This is similar to how `(X == CST1) && (X OP2 CST2)` handles things.

And it was kinda of noticed after I submitted very inconstitant LLVM code
generation issue:
https://github.com/llvm/llvm-project/issues/66733