https://bugzilla.kernel.org/show_bug.cgi?id=60523
--- Comment #37 from Alex Deucher alexdeucher@gmail.com --- I was finally able to reproduce this, but only with gcc 4.8. Older versions of gcc work fine. Looks like the gcc bug has struck again. See: https://bugs.freedesktop.org/show_bug.cgi?id=66932 Now to find what other part gcc doesn't like...