binutils-apple : Darwin assembler as(1) and static linker ld(1), Xcode Tools ${PV} ( http://www.opensource.apple.com/darwinsource/ )
gcc-apple : Apple branch of the GNU Compiler Collection, Developer Tools 4.0 ( https://gcc.gnu.org )
gdb : GNU debugger ( https://sourceware.org/gdb/ )
llvm : Low Level Virtual Machine ( https://llvm.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a srcshelton
For Paludis use this rsync : rsync://gentoo.zugaina.org/srcshelton-portage
If you have a problem : ycarus(-at-)zugaina.org