[plt-scheme] precise GC example?

At Sat, 29 Dec 2007 10:39:41 -0700, Chongkai Zhu wrote:
> For me, I use "mzc --xform" to do the job, and my code happen to (or, I 
> managed to make it) meet all the limitations described in section 3.1.3. 
> So I know I do it correctly.
> 
> A rule I used: if the point is managed by Scheme (i.e., with 
> scheme_malloc), I use xform to deal with it. If the point is managed by 
> C/yourself (i.e. with malloc/free), I warp that part of the code with
> 
> #ifdef MZ_PRECISE_GC
> XFORM_START_SKIP;
> #endif
> 
> and
> 
> #ifdef MZ_PRECISE_GC
> XFORM_END_SKIP;
> #endif
> 
> Hope that helps.

It sounds like you have some example code that Tom might find helpful.
I guess it's here?:

  http://www.cs.utah.edu/~czhu/SchemeLink/mrmathematica.plt


Matthew