http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47180
--- Comment #7 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-01-05 18:18:34 UTC --- Compiling revision 168524 gives: ../../work/gcc/fortran/trans-expr.c: In function 'gfc_trans_class_assign': ../../work/gcc/fortran/trans-expr.c:6172:42: error: 'vtab' may be used uninitialized in this function [-Werror=uninitialized] cc1: all warnings being treated as errors
