[Bug tree-optimization/50328] reduction with constant or invariant not vectorized

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50328

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-09-08 
14:06:58 UTC ---
Hmm, we fail to set the vectype for the PHI - I'm somewhat lost in the
reduction code.