http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51439
--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-12-07 06:49:57 UTC --- (In reply to comment #2) > Did you build with checking enabled? Yes, I am bootstrap with --enable-gold --with-plugin-ld=/usr/bin/gold --enable-languages=c,c++,fortran,lto - which matches to my knowledge checking=yes.