Gccgo doesn't work on OS X (or any other non-ELF) platform, and it's useless on anything but Linux anyway as segmented stacks are supported only with the gold l

Gccgo doesn't work on OS X (or any other non-ELF) platform, and it's useless on anything but Linux anyway as segmented stacks are supported only with the gold linker, which is not ported to non-Linux platforms.