Bill, this patch: http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090914/087407.html is breaking linux x86-64: http://google1.osuosl.org:8011/builders/llvm-gcc-x86_64-linux-selfhost/builds/72 You reverted half of it, please revert the other half too. -Chris