gfortran is known to work on...
- x86-linux, x86_64-linux
- Windows (x86, cygwin and mingw; amd64-mingw)
- MacOS X, Intel and PowerPC (powerpc-darwin and i386-darwin)
- x86-freebsd, amd64-freebsd, x86-openbsd
- IA64-linux, IA64-hpux
- sparc-solaris, i386-solaris
- alpha-linux, Tru64
- powerpc-aix
- mips-irix, mips-linux
- hppa-linux, hppa-hpux
- s390-linux
- powerpc-linux
- sh4-linux
- sparc-linux
If you know another platform on which gfortran is working, please add it here! If you know a platform where gfortran is not working, please file a bug!