http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56522
--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> 2013-03-11 08:45:04 UTC --- (In reply to comment #13) > There is almost no difference with reduced test case. Assignment in nbench can > be tested with: > ./nbench -cCOM.DAT > > where file COM.DAT has content: > > ALLSTATS=F > DONUMSORT=F > DOSTRINGSORT=F > DOBITFIELD=F > DOEMF=F > DOFOUR=F > DOASSIGN=T > DOIDEA=F > DOHUFF=F > DONNET=F > DOLU=F > > Which CPU have you tested? processor : 7 vendor_id : GenuineIntel cpu family : 6 model : 30 model name : Intel(R) Core(TM) CPU 860 @ 2.80GHz stepping : 5 note that there were _zero_ assembly differences with/without the patch apart from using different register numbers and one single switched bb order.