From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Daniel Colascione Newsgroups: gmane.emacs.bugs Subject: bug#15344: 24.3; Crash when yanking in c-mode Date: Mon, 13 Jan 2014 05:59:33 -0800 Message-ID: <52D3F145.7050107@dancol.org> References: <5230C14B.8050208@matholka.se> <523F32AE.3070702@matholka.se> <87iotoknl5.fsf@zigzag.favinet> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1389621616 14042 80.91.229.3 (13 Jan 2014 14:00:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 13 Jan 2014 14:00:16 +0000 (UTC) Cc: Lars Ljung To: Thien-Thi Nguyen , 15344@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Jan 13 15:00:19 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1W2i3u-0006tj-NC for geb-bug-gnu-emacs@m.gmane.org; Mon, 13 Jan 2014 15:00:18 +0100 Original-Received: from localhost ([::1]:42684 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2i3u-0005Yz-8K for geb-bug-gnu-emacs@m.gmane.org; Mon, 13 Jan 2014 09:00:18 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:40405) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2i3l-0005YH-I2 for bug-gnu-emacs@gnu.org; Mon, 13 Jan 2014 09:00:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W2i3g-0001X1-Cz for bug-gnu-emacs@gnu.org; Mon, 13 Jan 2014 09:00:09 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:34591) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2i3g-0001W7-Ah for bug-gnu-emacs@gnu.org; Mon, 13 Jan 2014 09:00:04 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1W2i3f-0004iZ-GO for bug-gnu-emacs@gnu.org; Mon, 13 Jan 2014 09:00:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Daniel Colascione Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 13 Jan 2014 14:00:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15344 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 15344-submit@debbugs.gnu.org id=B15344.138962160018094 (code B ref 15344); Mon, 13 Jan 2014 14:00:03 +0000 Original-Received: (at 15344) by debbugs.gnu.org; 13 Jan 2014 14:00:00 +0000 Original-Received: from localhost ([127.0.0.1]:48610 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1W2i3b-0004hl-K2 for submit@debbugs.gnu.org; Mon, 13 Jan 2014 08:59:59 -0500 Original-Received: from dancol.org ([96.126.100.184]:40919) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1W2i3K-0004hL-Rk for 15344@debbugs.gnu.org; Mon, 13 Jan 2014 08:59:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=dancol.org; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:References:Subject:CC:To:MIME-Version:From:Date:Message-ID; bh=BIdd7JYbBKu150HuPLfi9fg8LCoFlbTOr5RHIXYaD5A=; b=nYZ6RcuNCNPZMM4MGpziNFudYY+SmwG69xERgYkDC/Tq9xIIMoacstNhLOmvZgT+YUH6cSJDIazRTTLkYHMhujgPxpqwdWV3f3ToBpzzySaBToaC2EX3pCWjpeEMbNIIijLUJ3F/7S4QRSBLAp4hgxLJfXEyMAhI5SKzC4Zts/7QKLl65+1OLA2cP0mCsCveLZMqFP5FkpAFiZSWyKdS5H6jrv054cGB49gRfFjaLD6wGYD6tBsNBRBK+SOSvWizj1Gpbfe/NEmg0n2mpbemO9KEyyFKEQFx2Mhpy7yK99aOHO2qBkYIKXqLD6mI69kVUlnsYYYDu964My2oCese4w==; Original-Received: from [2620:0:1cfe:99::7] by dancol.org with esmtpsa (TLS1.0:DHE_RSA_CAMELLIA_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1W2i3H-00088c-Dv; Mon, 13 Jan 2014 05:59:39 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 In-Reply-To: <87iotoknl5.fsf@zigzag.favinet> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:83400 Archived-At: On 01/13/2014 05:39 AM, Thien-Thi Nguyen wrote: > Here is a script to make debugging easier: Thanks. Does this patch have any unwanted side effects? It seems perfectly reasonable to me that we could reach the end of the interval tree without finding anything to modify or going past our bound. === modified file 'src/textprop.c' --- src/textprop.c 2014-01-01 07:43:34 +0000 +++ src/textprop.c 2014-01-13 13:56:18 +0000 @@ -1741,6 +1741,8 @@ } len -= LENGTH (i); i = next_interval (i); + if (!i) + return Qnil; } }