[Bug tree-optimization/126644] `a << CST >> CST` can be simplified into a if upper CST bits of a are known to be zero

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126644

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2026-09-26
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1

--- Comment #5 from Drea Pinski <pinskia at gcc dot gnu.org> ---
.