Hello!
g++.dg/tree-ssa/ivopts-1.C started failing by r129727: http://gcc.gnu.org/ml/gcc-testresults/2007-10/msg01385.html
This one was introduced by adjusting the scan for the correct string. x86_64 doesn't fail because the test is XFAILed for this target. Otherwise, this is PR 26726.
Uros.