[Bug tree-optimization/128484] loop-carried signed bit-field load and its sign extract stay outside the cutoff test

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128484

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
If we lower bitfield on the gimple level I think this will resolve itself.