[Bug tree-optimization/96688] Failure to optimize shift-right/add+bitwise not of constant to avoid bitwise not

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96688

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 49960
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49960&action=edit
gcc11-pr96688.patch

Untested fix for the right shifts.