https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57558
alalaw01 at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-05-06 CC| |alalaw01 at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #3 from alalaw01 at gcc dot gnu.org --- Seeing this too. Is another approach to fall back to an alternative (scalar?) path (perhaps just the epilogue?) if we can tell at the beginning of the loop that the iteration count will be infinite?