From: Minero Aoki <aamine@...>
Date: 2002-10-17T11:37:40+09:00
Subject: Re: ruby-dev summary 18458-18504

Hi,

  In mail "Re: ruby-dev summary 18458-18504"
    Carlos <angus@quovadis.com.ar> wrote:

> >  Read [ruby-talk:53308] you don't find something strange ?
> 
> I find something strange (to me at least...):
> 
> Why needs first:
> 	st = r = w = nil
> 
> and then shadows these variables? These variables are not used after the
> block... (?)

It is there just because for peephole optimization.
Pure local variables is faster than block local variables.

-- Minero Aoki