https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62040
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |aarch64*-*-* Status|UNCONFIRMED |NEW Last reconfirmed| |2014-08-06 Component|rtl-optimization |target Ever confirmed|0 |1 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Here is what I wrote on an internal bug about this same issue: This is just bogus RTL as vec_dup of a scalar mode does not make sense. We should have a different pattern for the 2 element case. Confirmed.