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Cc: gcc@gcc.gnu.org, Andrew Pinski <pinskia@physics.uc.edu>,
   "Timothy J. Wood" <tjw@omnigroup.com>
From: Andrew Pinski <pinskia@physics.uc.edu>
Subject: Re: 3.4 bootstrap failure on powerpc-apple-darwin7.2.0
Date: Sun, 18 Jan 2004 23:18:00 -0000
To: Ziemowit Laski <zlaski@apple.com>
X-SW-Source: 2004-01/txt/msg01219.txt.bz2

On Jan 18, 2004, at 15:10, Ziemowit Laski wrote:
>> --enable-altivec is really only for ppc linux to enable the altivec 
>> ABI by default which is
>> done for PPC Darwin by default already.

> Actually, in the course of my recent AltiVec struggles, I failed to 
> discover any purpose whatsoever for the '--enable-altivec' config 
> switch -- perhaps Aldy can enlighten us.


Doing a simple search using google, I found when this was added:
http://gcc.gnu.org/ml/gcc-patches/2001-12/msg02123.html

It is exactly does what I said it does is to change the ABI by default.

Thanks,
Andrew Pinski