http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54981
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> 2012-10-19 11:06:16 UTC --- +not generating builtin, partition has scalar uses outside of the loop that check is confused by debug stmts. I have a simple patch, let's watch for the fallout (the issue is surely latent on the branches).
