http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51258
Jack Howarth <howarth at nitro dot med.uc.edu> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |howarth at nitro dot | |med.uc.edu --- Comment #15 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-12-06 19:08:22 UTC --- On x86_64-apple-darwin11, we are seeing the following failures at -m64 (but not -m32)... Running /sw/src/fink.build/gcc47-4.7.0-1/gcc-4.7-20111206/gcc/testsuite/gcc.dg/simulate-thread/simulate-thread.exp ... FAIL: gcc.dg/simulate-thread/atomic-load-int128.c -O1 -g thread simulation test FAIL: gcc.dg/simulate-thread/atomic-load-int128.c -O2 -g thread simulation test FAIL: gcc.dg/simulate-thread/atomic-load-int128.c -O3 -g thread simulation test FAIL: gcc.dg/simulate-thread/atomic-load-int128.c -Os -g thread simulation test The output for the first failure is attached.