[Bug rtl-optimization/127903] simplify-rtx: bit-cast of an unordered vector comparison is folded to a constant zero

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127903

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
The issue is cmp_mode seems wrong. It should be v4sf.