From: Tanaka Akira <akr@...17n.org>
Date: 2006-02-28T10:03:14+09:00
Subject: Re: Symbols overlap ordinary objects, especially on OS X (Was: Re: Problem with weak references on OS X 10.3)

In article <m1FDshr-0006MNC@Knoppix>,
  nobu@ruby-lang.org writes:

> Two thoughts;
>
> a) assume any objects never be placed at lowest 32MB area,
>    while same problem presumably occurs on systems which
>    doesn't have virtual memory feature, such as X68k.
>
> b) use id name pointer instead of ID value, which would causes
>    perfomance penalty.

Another idea:

c) align objects 20bytes.  map symbols to non-20bytes aligned value.
-- 
Tanaka Akira