[Bug fortran/51607] New: configure: error: GNU fortran compiler is not working ;

[d.barrows at me dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51607

             Bug #: 51607
           Summary: configure: error: GNU fortran compiler is  not working
                    ;
    Classification: Unclassified
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: d.barrows@me.com


checking whether we are using the GNU Fortran compiler... yes
checking whether /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    accepts -g... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking for /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    option to produce
PIC... -fno-common
checking if /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    PIC flag
-fno-common works... yes
checking if /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    static flag
-static works... no
checking if /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    supports -c -o
file.o... yes
checking if /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    supports -c -o
file.o... (cached) yes
checking whether the /Users/Exodus/downloads/gcc-4.6.2/build/./gcc/gfortran
-B/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/bin/
-B/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/lib/ -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/include -isystem
/Users/Exodus/my_gcc/x86_64-apple-darwin11.2.0/sys-include    linker
(/Users/Exodus/downloads/gcc-4.6.2/build/./gcc/collect-ld) supports shared
libraries... yes
checking dynamic linker characteristics... darwin11.2.0 dyld
checking how to hardcode library paths into programs... immediate
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
/Users/Exodus/downloads/gcc-4.6.2/build/x86_64-apple-darwin11.2.0/libgfortran/config.log
make[1]: *** [configure-target-libgfortran] Error 1
make: *** [all] Error 2


i'm quite new to unix, i have tried to find solutions to this but any
help/pointers would be useful