[Bug tree-optimization/128449] Improve gimple select across sequences that differ only in signedness

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128449

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

           What    |Removed                     |Added
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                 CC|                            |pinskia at gcc dot gnu.org
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2026-11-05

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
So if we had a hoist pass that was not just VN based, it could handle this.

Maybe for 18 we add hoisting to phiopt.