From: Peter Zotov <whitequark@...>
Date: 2012-09-07T01:59:34+09:00
Subject: Re: Ruby's Mark mechanism

Tridib Bandopadhyay писал 06.09.2012 19:36:
> Eric Hodel wrote in post #1074857:
>> On Sep 5, 2012, at 2:41 PM, Tridib Bandopadhyay 
>> <lists@ruby-forum.com>
>> wrote:
>>> After doing one mark cycle how GC determines which slots are 
>>> reachable?.
>>> Does they maintain any database for that?
>>
>> The GC walks the pointers between objects to determine reachability. 
>> It
>> starts from Object (including constants, methods, etc.), the C stack 
>> and
>> the global variables.
>
> Yes I have a literature stating exactly what you said. But can anyone
> tell me in code level where and in which file I can see GC checks for
> these objects?

http://rxr.whitequark.org/mri/source/gc.c#2386 and so on.

>
> Thanks
>
> Tridib

-- 
   WBR, Peter Zotov.