[Bug middle-end/91883] Division by a constant could be optimized for known variables value range

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91883

--- Comment #6 from Drea Pinski <pinskia at gcc dot gnu.org> ---
https://gcc.gnu.org/pipermail/gcc-patches/2026-May/717904.html