From: Roger Pack <rogerpack2005@...>
Date: 2010-07-06T01:05:22+09:00
Subject: Re: Garbage Collection on Windoze

> ObjectSpace.each_object(Test) { |o| puts o.inspect }
> # => #<Inner:0x40b4470>
>      #<Outer:0x40b4ff8 @inner=nil>
> 
> I'm using ruby 1.8.7p249, but I have the same results with 1.9.1p378.
> I'm on windoze (yeah, I know...). The problem does not appear on my Mac
> (Inner is gone after GC). Any idea about this, a workaround? I need to
> free OLE automation objects, that's why...

Yeah get the same thing here.  It's the nature of conservative GC.
I did a little writeup of it here:

http://en.wikibooks.org/wiki/Ruby_Programming/Reference/Objects/GC#Conservative

-r
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