[Bug tree-optimization/108041] ivopts results in extra instruction in simple loop

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108041

--- Comment #3 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Created attachment 55185
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55185&action=edit
(Incomplete) Patch