http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56554
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> 2013-03-06 23:28:19 UTC --- Did you rebuild a candian cross to the target first before updating your libc? I think you broke your system by changing your libc without first building a full cross build to the new target first.