[Bug tree-optimization/110949] ((cast)cmp) - 1 should be tranformed into -(cast)cmp` where cmp` is the inverse of cmp

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110949

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 61919
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61919&action=edit
patch which is under testing