From owner-freebsd-alpha Tue Mar 18 5:48:27 2003 Delivered-To: freebsd-alpha@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C976A37B404; Tue, 18 Mar 2003 05:48:25 -0800 (PST) Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6867D43F75; Tue, 18 Mar 2003 05:48:24 -0800 (PST) (envelope-from gallatin@cs.duke.edu) Received: from grasshopper.cs.duke.edu (grasshopper.cs.duke.edu [152.3.145.30]) by duke.cs.duke.edu (8.12.8/8.12.8) with ESMTP id h2IDmNRv023175 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Tue, 18 Mar 2003 08:48:24 -0500 (EST) Received: (from gallatin@localhost) by grasshopper.cs.duke.edu (8.11.6/8.9.1) id h2IDmIL00315; Tue, 18 Mar 2003 08:48:18 -0500 (EST) (envelope-from gallatin@cs.duke.edu) From: Andrew Gallatin MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15991.9122.826678.673067@grasshopper.cs.duke.edu> Date: Tue, 18 Mar 2003 08:48:18 -0500 (EST) To: David Schultz Cc: current@FreeBSD.ORG, alpha@FreeBSD.ORG Subject: Re: HEADS UP: Don't upgrade your Alphas! In-Reply-To: <20030318080132.GB10867@HAL9000.homeunix.com> References: <20030317161219.GA1429@sunbay.com> <200303150947.h2F9l5eQ028059@repoman.freebsd.org> <20030317164037.GB98100@sunbay.com> <20030318073019.GA10737@HAL9000.homeunix.com> <3E76CE0F.8FAA6AE3@mindspring.com> <20030318080132.GB10867@HAL9000.homeunix.com> X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org David Schultz writes: > Thus spake Terry Lambert : > > David Schultz wrote: > > > This is because floating point > > > support on Alpha is broken unless you specifically tell gcc to > > > unbreak it by specifying -mieee. > > > > Sounds like the ability to turn "-mieee" off at all, let alone > > making it the default, is bad? If so, why is that the way it > > is configured? > > > > > I'm hoping there's a better solution than > > > disabling support for NaNs in strtod(). > > > > Make "-mieee" on by default? > > Well, I was secretly hoping I'd get that answer from the Powers > That Be, but I think it's off by default on purpose for efficiency > reasons. That would imply that I need to come up with a workaround > that involves not generating NaN values, *period*. Sigh. FWIW, I think -mieee should be on by default. If anybody cared about speed, they'd use the compaq compiler or a P4. Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message