From owner-freebsd-numerics@FreeBSD.ORG  Fri Sep 21 01:41:06 2012
Return-Path: <owner-freebsd-numerics@FreeBSD.ORG>
Delivered-To: freebsd-numerics@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id B3F611065673
	for <freebsd-numerics@FreeBSD.org>;
	Fri, 21 Sep 2012 01:41:06 +0000 (UTC)
	(envelope-from stephen@missouri.edu)
Received: from wilberforce.math.missouri.edu (wilberforce.math.missouri.edu
	[128.206.184.213])
	by mx1.freebsd.org (Postfix) with ESMTP id 6F3B68FC17
	for <freebsd-numerics@FreeBSD.org>;
	Fri, 21 Sep 2012 01:41:06 +0000 (UTC)
Received: from [127.0.0.1] (wilberforce.math.missouri.edu [128.206.184.213])
	by wilberforce.math.missouri.edu (8.14.5/8.14.5) with ESMTP id
	q8L1eww2078803; Thu, 20 Sep 2012 20:40:59 -0500 (CDT)
	(envelope-from stephen@missouri.edu)
Message-ID: <505BC5AA.2030604@missouri.edu>
Date: Thu, 20 Sep 2012 20:40:58 -0500
From: Stephen Montgomery-Smith <stephen@missouri.edu>
User-Agent: Mozilla/5.0 (X11; Linux i686;
	rv:15.0) Gecko/20120827 Thunderbird/15.0
MIME-Version: 1.0
To: Bruce Evans <brde@optusnet.com.au>
References: <5017111E.6060003@missouri.edu> <504FF726.9060001@missouri.edu>
	<20120912191556.F1078@besplex.bde.org>
	<20120912225847.J1771@besplex.bde.org>
	<50511B40.3070009@missouri.edu>
	<20120913204808.T1964@besplex.bde.org>
	<5051F59C.6000603@missouri.edu>
	<20120914014208.I2862@besplex.bde.org>
	<50526050.2070303@missouri.edu>
	<20120914212403.H1983@besplex.bde.org>
	<50538E28.6050400@missouri.edu>
	<20120915231032.C2669@besplex.bde.org>
	<50548E15.3010405@missouri.edu> <5054C027.2040008@missouri.edu>
	<5054C200.7090307@missouri.edu>
	<20120916041132.D6344@besplex.bde.org>
	<50553424.2080902@missouri.edu>
	<20120916134730.Y957@besplex.bde.org>
	<5055ECA8.2080008@missouri.edu>
	<20120917022614.R2943@besplex.bde.org>
	<50562213.9020400@missouri.edu>
	<20120917060116.G3825@besplex.bde.org>
	<50563C57.60806@missouri.edu>
	<20120918012459.V5094@besplex.bde.org>
	<5057A932.3000603@missouri.edu> <5057F24B.7020605@missouri.edu>
	<20120918162105.U991@besplex.bde.org>
	<20120918232850.N2144@besplex.bde! .org>
In-Reply-To: <20120918232850.N2144@besplex.bde.org>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: freebsd-numerics@FreeBSD.org
Subject: Re: Complex arg-trig functions
X-BeenThere: freebsd-numerics@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "Discussions of high quality implementation of libm functions."
	<freebsd-numerics.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-numerics>, 
	<mailto:freebsd-numerics-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-numerics>
List-Post: <mailto:freebsd-numerics@freebsd.org>
List-Help: <mailto:freebsd-numerics-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-numerics>, 
	<mailto:freebsd-numerics-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 21 Sep 2012 01:41:06 -0000

On 09/18/2012 09:15 AM, Bruce Evans wrote:

> @      if (ax == 1 && ay < DBL_EPSILON) {
> @ -        if ((int)ay==0) { /* raise inexact */
> @ +        if (1) { /* inexact will be raised by log() */
> @              /*
> @               * If ay == 0, divide-by-zero will be (correctly)
>
> I didn't re-indent this.

I have put back the old optimizations in catrig.c.  The only change I 
have made so far is that I did re-indent this.