On 14.11.12 21:57, Peter Bergner wrote: > On Wed, 2012-11-14 at 18:51 +0100, Andreas Tobler wrote: >> Hello, >> >> on trunk (193501) I get a comparison failure: >> --- >> Bootstrap comparison failure! >> gcc/tree-ssa-forwprop.o differs >> --- >> >> This is with --disable-checking. Leaving disable-checking away, the >> bootstrap completes succesfully. > > I just fired off a --disable-checking build and I see the same > thing on powerpc64-linux. > > >> - 9658: e8 89 00 09 ldu r4,8(r9) >> - 965c: 39 08 00 01 addi r8,r8,1 >> + 9658: 39 08 00 01 addi r8,r8,1 >> + 965c: e8 89 00 09 ldu r4,8(r9) > > Looks like a harmless scheduling difference, but enough trigger > the stage2/stage3 comparison. :(
Thank you for confirming. I'll try to bisect this weekend. My last good results are from November 2nd. Andreas
