ok we should write that in the NB chapter.

On Jul 3, 2013, at 10:36 PM, Guillermo Polito <guillermopol...@gmail.com> wrote:

> I'm just guessing, but if a function receives a pointer, it does not store 
> the pointer anywhere but works with the contents, and finally returns while 
> VM is blocked, voilá :).
> 
> 
> On Wed, Jul 3, 2013 at 10:13 PM, Stéphane Ducasse <stephane.duca...@inria.fr> 
> wrote:
> 
>> 
>> if you pass a pointer to something in object memory into function,
>> make sure GC cannot move the object while function uses/accessing its 
>> contents.
> 
> How?
> 
> 
> 

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