On Mon, Oct 31, 2011 at 10:05 PM, James E. Davies
<[log in to unmask]> wrote:
> gfortran is now very good:
>
> gcc-gfortran.x86_64 : Fortran support
>
> if you want to spend money, ifort (Intel fortran) is what we use at work.
>
> gfortran will compile legacy f77 code, as well as f90 and f95 (and f2003?).
>
> cheers,
>
> jim.

I'll second this. The "gcc-gfortran" tools are based on the old "f2c"
toolkit, designed to turn Fortran code into C code and then compile
*that*. The result is surprisingly stable, standards compliant, and
effective at dealing with old code and old projects.