Re: GGC and finding resources problem?

Carl Lebsack <[email protected]>
Newsgroups gmane.comp.java.vm.sablevm.devel
Message-ID <[email protected]>
>   Grzegorz> I hardly see a normal way a GC algorithm could influence
>   Grzegorz> finding resources, unless there's something broken...
> 
> To me, it looks like GGC breaks something. See my bug report
> http://sablevm.org/bugs/71 
> 

This type of problem can occur if there is a write barrier missing 
somewhere where object to object references are modified.  Missing write 
barriers can be difficult to track down as the program won't crash until 
the missed reference is accessed subsequent to an object being relocated 
by a GC invocation.  I am working towards a research deadline in 2 weeks 
and don't have much time to debug now.  These problems are easy to fix, 
but can be hard to find.  If anyone knows of components that modify 
object to object references based on the demo code and can point me to 
them, I could check it out quickly.  I'll try to verify the problem on my 
machine tomorrow and investigate briefly.

Carl Lebsack
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