[Bug c/89670] __builtin_ctz(_mm256_movemask_epi8(foo)) assumed to be <31 ?

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89670

--- Comment #10 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I forgot to list what L15 was:
.L15:
        tzcntl  %eax, %eax
        vzeroupper
        ret