DMD source overview?

[Nick Sabalausky]

"Eldar Insafutdinov" <e.insafutdinov at gmail.com> wrote in message 
news:i6ni0q$31jt$1 at digitalmars.com...
> Hi Nick!
>
> If you are going to replace dmd's backend, you might want to have a look 
> at ddmd,
> as we have plans to make other backends for it. And of course it is much 
> more
> pleasant to work with D rather than C++!

I'm having trouble building DDMD:
http://www.dsource.org/forums/viewtopic.php?t=5620