http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51980
Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2012-01-24 Ever Confirmed|0 |1 --- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-24 14:57:43 UTC --- It looks like the neon builtins are not properly marked as pure/const, that certainly is a road-block for optimizations. The heavy use of UNSPECs is another. Confirmed.