Added support for building on Darwin...
(builds a static libgcc/libstdc++ there)

http://www.algonet.se/~afb/d/gdc.spec
http://www.algonet.se/~afb/d/gdc-0.10-6.nosrc.rpm

Fedora Core 1:
> 2.1M    i386/gdc-0.10-6.i386.rpm
> 2.7M    i386/gdc-c-0.10-6.i386.rpm
> 9.7M    i386/gdc-c++-0.10-6.i386.rpm

> 2.2M    i686/gdc-0.10-6.i686.rpm
> 2.8M    i686/gdc-c-0.10-6.i686.rpm
> 9.8M    i686/gdc-c++-0.10-6.i686.rpm

Mac OS X 10.3:
> 2.9M    ppc/gdc-0.10-6.ppc.rpm
> 4.5M    ppc/gdc-c-0.10-6.ppc.rpm
>  12M    ppc/gdc-c++-0.10-6.ppc.rpm

Haven't tried building on Red Hat Linux
or Mac OS X 10.2, let me know how it goes.
(ditto if anyone has OpenDarwin for X86 up:
http://www.opendarwin.org/downloads/7.2.1/)

--anders

PS. Still using GCC 3.4.3 and installing
    under /opt/gdc to not cause conflicts.