http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47000
--- Comment #15 from H.J. Lu <hjl.tools at gmail dot com> 2010-12-18 19:38:47 UTC --- (In reply to comment #13) > I'd like to wait for Honza's opinion before we just start trying random > patches. > > But if you feel like trying some other things, perhaps you can see if > backporting all changes of > http://gcc.gnu.org/viewcvs?view=revision&revision=166517 helps. This checkin depends on is_simple_builtin and is_inexpensive_builtin, which are new in 4.6.