http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53300
--- Comment #8 from Jan Hubicka <hubicka at ucw dot cz> 2012-05-10 20:48:52 UTC --- > Your patch in comment #5 seems to work around the problem. I will try to > figure > out which file omits the symbols. Thank you! If you could test it fully, I will commit it for time being to unbreak the bootstrap. We can solve this problem incrementally. Honza