https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65368
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[4.8/4.9/5 |[4.8/4.9
|Regression]_bzhi_u32 |Regression]_bzhi_u32
|intrinsic generates |intrinsic generates
|incorrect code when -O1 or |incorrect code when -O1 or
|above is specified and |above is specified and
|index is an immediate |index is an immediate
--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed on the trunk so far, backports will follow soon.