From: Brian Candler <lists@...>
Date: 2012-11-06T03:23:32+09:00
Subject: Re: Ruby under Valgrind shows a ton of memory errors -- normal?

Alex Dowad wrote in post #1082916:
> Is this normal? Does Ruby's GC do some fancy things with pointers which
> trick Valgrind into thinking it is "using uninitialized values"?

I believe so. This is "conservative garbage collection" - anything on 
the stack which looks like a valid object reference is treated as one, 
even if it is actually garbage. It means some objects are 'marked' as in 
use, even if they actually aren't.

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