http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42612
Oleg Endo <olegendo at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |olegendo at gcc dot gnu.org Known to fail| | --- Comment #4 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-08-23 14:15:47 UTC --- I haven't checked this on ARM but on SH there's a similar problem. See PR 50749. As far as I understand it, it is a problem of the auto-inc-dec pass, which is unable to find related addresses due to prior optimizations