https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69053
alalaw01 at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2016-01-05
CC| |alahay01 at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from alalaw01 at gcc dot gnu.org ---
Yes. The r230423 change means x86 now has a reduc_umax_scal_optab for V4DI,
causing the loop to be vectorized as a COND_REDUCTION. (It is not vectorized on
e.g. AArch64, as that platform has reduc_umax_scal_optabs only for vector modes
with smaller elements, not V2DI).
