From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.devel Subject: Re: problem report #102 Date: Mon, 01 Dec 2008 19:51:45 +0100 Message-ID: References: <200812011701.mB1H1XCJ015346@mothra.ics.uci.edu> <200812011834.mB1IYkON015962@mothra.ics.uci.edu> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1228157541 11742 80.91.229.12 (1 Dec 2008 18:52:21 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 1 Dec 2008 18:52:21 +0000 (UTC) Cc: emacs-devel@gnu.org To: Dan Nicolaescu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Dec 01 19:53:25 2008 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1L7DtL-0006qA-MI for ged-emacs-devel@m.gmane.org; Mon, 01 Dec 2008 19:53:07 +0100 Original-Received: from localhost ([127.0.0.1]:38120 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L7DsB-00047O-Et for ged-emacs-devel@m.gmane.org; Mon, 01 Dec 2008 13:51:55 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1L7Ds7-00047J-5R for emacs-devel@gnu.org; Mon, 01 Dec 2008 13:51:51 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1L7Ds4-00046v-Lk for emacs-devel@gnu.org; Mon, 01 Dec 2008 13:51:50 -0500 Original-Received: from [199.232.76.173] (port=43826 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L7Ds4-00046s-FL for emacs-devel@gnu.org; Mon, 01 Dec 2008 13:51:48 -0500 Original-Received: from cantor2.suse.de ([195.135.220.15]:48097 helo=mx2.suse.de) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1L7Ds3-0001H9-VQ for emacs-devel@gnu.org; Mon, 01 Dec 2008 13:51:48 -0500 Original-Received: from Relay1.suse.de (relay-ext.suse.de [195.135.221.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id 1389A4642A; Mon, 1 Dec 2008 19:51:46 +0100 (CET) X-Yow: LOU GRANT froze my ASSETS!! In-Reply-To: <200812011834.mB1IYkON015962@mothra.ics.uci.edu> (Dan Nicolaescu's message of "Mon, 1 Dec 2008 10:34:46 -0800 (PST)") User-Agent: Gnus/5.110009 (No Gnus v0.9) Emacs/22.3 (gnu/linux) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.4-2.6 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:106395 Archived-At: Dan Nicolaescu writes: > Andreas Schwab writes: > > > Dan Nicolaescu writes: > >=20 > > > Event negative_returns: Negative constant "-1" was passed to a ne= gative sink. [model] > >=20 > > What's a "negative sink"?? > > Thanks for looking at these. > > negative_sink: The checker reports this event when it determines that a= value is used in an operation that would have a bad effect if that value= were negative. The checker then tracks the value used to see if it is su= bsequently compared against a negative value. So what _is_ the "bad effect"? > [model] are links to other pages with further explanations for the > checker's action. Following those links: I could not find any indication of an alleged "bad effect". Andreas. --=20 Andreas Schwab, SuSE Labs, schwab@suse.de SuSE Linux Products GmbH, Maxfeldstra=DFe 5, 90409 N=FCrnberg, Germany PGP key fingerprint =3D 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED= 5 "And now for something completely different."