http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50062
--- Comment #2 from hsong6 at ucsc dot edu 2011-08-12 19:38:46 UTC --- Thank you for pointing out. Here is an error message -------------------------------------- checking whether the GNU Fortran compiler is working... no configure: error: GNU Fortran is not working; please report a bug in http://gcc.gnu.org/bugzilla, attaching /home/hsong/objdir/x86_64-unknown-linux-gnu/libgfortran/config.log make[1]: *** [configure-target-libgfortran] Error 1 make[1]: Leaving directory `/auto/home/hsong/objdir' make: *** [all] Error 2 --------------------------------------- Thank you. HJ