https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80131
ktkachov at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Status|UNCONFIRMED |NEW
Last reconfirmed| |2017-03-21
CC| |ktkachov at gcc dot gnu.org
Component|c |middle-end
Ever confirmed|0 |1
--- Comment #1 from ktkachov at gcc dot gnu.org ---
On aarch64 we also get:
f1:
mov w1, 31
mov w2, 1
sub w0, w1, w0
lsl w0, w2, w0
ret
f2:
mov w1, -2147483648
lsr w0, w1, w0
ret
