[Bug rtl-optimization/98425] Superfluous sign-extend for constrained integer

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98425

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note your optimum code is wrong.
movl %esi, %eax
Is a zero extend.