http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56169
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2013-02-01 07:21:38 UTC --- configure:15408: checking whether the GNU Fortran compiler is working configure:15421: /usr/ports/lang/gcc/work/build/./gcc/gfortran -B/usr/ports/lang/gcc/work/build/./gcc/ -B/usr/local/i386-portbld-freebsd8.1/bin/ -B/usr/local/i386-portbld-freebsd8.1/lib/ -isystem /usr/local/i386-portbld-freebsd8.1/include -isystem /usr/local/i386-portbld-freebsd8.1/sys-include -c conftest.f >&5 <built-in>:0:0: internal compiler error: Segmentation fault: 11 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. --- CUT --- What happens when you try building it again?