delorie.com/archives/browse.cgi   search  
Mail Archives: djgpp/2001/05/14/14:24:42

Date: Mon, 14 May 2001 21:23:15 +0300
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: "Patrick Mitran" <pmitran AT tsp DOT ece DOT mcgill DOT ca>
Message-Id: <2950-Mon14May2001212313+0300-eliz@is.elta.co.il>
X-Mailer: Emacs 20.6 (via feedmail 8.3.emacs20_6 I) and Blat ver 1.8.9
CC: djgpp AT delorie DOT com
In-reply-to: <hOSL6.22921$z01.3439658@carnaval.risq.qc.ca>
(pmitran AT tsp DOT ece DOT mcgill DOT ca)
Subject: Re: -O6 optimizations
References: <2rVK6.20535$z01 DOT 3117219 AT carnaval DOT risq DOT qc DOT ca> <7458-Sat12May2001083424+0300-eliz AT is DOT elta DOT co DOT il> <hOSL6.22921$z01 DOT 3439658 AT carnaval DOT risq DOT qc DOT ca>
Reply-To: djgpp AT delorie DOT com
Errors-To: nobody AT delorie DOT com
X-Mailing-List: djgpp AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com

> From: "Patrick Mitran" <pmitran AT tsp DOT ece DOT mcgill DOT ca>
> Newsgroups: comp.os.msdos.djgpp
> Date: Mon, 14 May 2001 15:26:05 GMT
> >
> > "-O6" only does some real work in the PGCC variant of the compiler,
> > which is not what you have (and which is not on the main branch of the
> > GCC development anyway).
> 
> Really? This would seem to contradict the FAQ which explicitly states that
> GCC 2.95 and above does some extra work with -O6. (section 14.2)

The FAQ is wrong.  It was written before GCC 2.95 was released, and I
somehow was under the impression it will support -O6.  It doesn't.

Thanks for pointing this out, I will correct the FAQ for the next
release.

- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019