https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116264
--- Comment #2 from Hongtao Liu <liuhongt at gcc dot gnu.org> ---
BTW, GCC supports -mapx-features= for each apx subfeature
.i.e
w/ -O2 -mapx-features=egpr,ndd
"fclear":
and eax, esi, -1048577
and edi, 1024
cmove eax, esi
ret
