[Bug tree-optimization/82192] [5/6/7/8 Regression] gcc produces incorrect code with -O2 and bit-field

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82192

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #6)
> emit instead a left shift by -12 and right shift by 19 instead of left shift
> by 31.

Instead of right shift by 31 obviously.