http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55610 --- Comment #2 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-12-06 15:27:51 UTC --- Sorry, that should have been "Nick wasn't able to completely backtrace in cc1 due to the default use of -fomit-frame-pointer in FSF gcc".