From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: 203 much slower than 202
Date: Sun, 30 Jan 2000 21:49:27 +0200
Organization: NetVision Israel	
Lines: 21
Message-ID: <389495C7.B42A450@is.elta.co.il>
References: <Pine DOT SUN DOT 3 DOT 91 DOT 1000130101851 DOT 17273W-100000 AT is> <871u51$1gp$1 AT nnrp1 DOT deja DOT com>
NNTP-Posting-Host: ras1-p115.rvt.netvision.net.il
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
X-Trace: news.netvision.net.il 949261778 3514 62.0.172.117 (30 Jan 2000 19:49:38 GMT)
X-Complaints-To: abuse AT netvision DOT net DOT il
NNTP-Posting-Date: 30 Jan 2000 19:49:38 GMT
X-Mailer: Mozilla 4.7 [en] (Win98; I)
X-Accept-Language: en,ru,hebrew
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

dennis51 AT my-deja DOT com wrote:
> 
> `-funroll-loops'
>      Perform the optimization of loop unrolling.  This is only done for
>      loops whose number of iterations can be determined at compile time
>      or run time.
> -----^^^^^^^^^^^
> 
> I think those last three words there are wrong.

Probably; they are at least unclear.  I suggest to post a bug report to
gnu.gcc.bug.

> > I don't think there's a fix for this one, since the optimzations
> > performed by GCC are now so much more elaborate.
> 
> Where can I find a list of these new optimizations?

I think they are described in the GCC FAQ, at this URL:

	http://egcs.cygnus.com/faq.html