[Bug tree-optimization/50969] 17% degradation in 168.wupwise for interleave via permutation

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50969

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-11-03 08:19:01 UTC ---
Yes, sounds like a cost model issue.