D and the demo scene

[Moritz Warning]

On Wed, 23 Jul 2008 09:04:54 -0700, Sean Kelly wrote:

> Mike wrote:
>> On Wed, 23 Jul 2008 14:00:21 +0200, Moritz Warning
>> <moritzwarning at web.de> wrote:
>> 
> The .exe size is mostly related to the TypeInfo data, which is used by
> the GC among other things.  The new -lib switch in recent versions of
> DMD is intended to help with this issue a bit.
> 
> 
> Sean

Is there some documentation or just some notes available that explains 
how the gc is integrated and how typeinfo is related to this.
Or is there just the source?