rt_finalize WTFs?

[Trass3r]

> IIRC CDGC includes two major enhancements:
>
> 1.  The snapshot GC for Linux.  (Does this work on OSX/FreeBSD/anything  
> Posix, or just Linux?  I'm a bit skeptical about whether a snapshot GC  
> is really that great an idea given its propensity to waste memory on  
> long collect cycles with a lot of mutation.)

I guess, at least it uses fork IIRC.


> 2.  I think there was some precise heap scanning-related stuff in it.  I  
> originally tried to implement precise heap scanning a couple years ago,  
> but it went nowhere for reasons too complicated to explain here.  Given  
> this experience, I'm not inclined to try again until the compiler has  
> extensions for generating pointer offset information.

What's the status of that anyway? Every patch in that bugzilla entry is  
marked obsolete and there's no real final answer.