http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47723
--- Comment #1 from Zack Weinberg <zackw at panix dot com> 2011-02-13 23:27:10 UTC --- > I have run the build a second time and it makes it past the point > where it segfaulted, This means your problem is almost certainly *not* a bug in GCC, but rather a hardware fault: most commonly a bad RAM module. Please run a memory tester against your computer (a good one is at http://www.memtest.org/ ) -- you may have to run it for several hours for definitive results.