From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25270 invoked by alias); 5 Aug 2008 14:07:19 -0000 Received: (qmail 18609 invoked by uid 48); 5 Aug 2008 14:06:01 -0000 Date: Tue, 05 Aug 2008 14:07:00 -0000 Message-ID: <20080805140601.18608.qmail@sourceware.org> From: "mtk dot manpages at gmail dot com" To: glibc-bugs@sources.redhat.com In-Reply-To: <20070112233054.3866.kreckel@ginac.de> References: <20070112233054.3866.kreckel@ginac.de> Reply-To: sourceware-bugzilla@sourceware.org Subject: [Bug math/3866] pow(double, double) does not fulfil several of C99's requirements X-Bugzilla-Reason: CC Mailing-List: contact glibc-bugs-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: glibc-bugs-owner@sourceware.org X-SW-Source: 2008-08/txt/msg00022.txt.bz2 ------- Additional Comments From mtk dot manpages at gmail dot com 2008-08-05 14:05 ------- Created an attachment (id=2892) --> (http://sourceware.org/bugzilla/attachment.cgi?id=2892&action=view) test program Just to add a little detail here regarding these four points: 1) pow(-1, 1e100): 2) pow(-1, -1e100): 3) pow(-3.141592, 1e100): 4) pow(-3.141592, -1e100): If x is less than -0, then (on x86, glibc 2.8) pow() fails with EDOM/FE_INVALID for any y whose absolute value is greater than about 9.223373e18. (EDOM/FE_INVALID == pole error, which is the error that occurs if x == 0, and y is negative) -- http://sourceware.org/bugzilla/show_bug.cgi?id=3866 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is.