From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Romain Francoise Newsgroups: gmane.emacs.bugs Subject: bug#7952: 24.0.50; crash in find_interval Date: Sat, 19 Mar 2011 14:56:21 +0100 Organization: orebokech dot com Message-ID: <8739mj1aey.fsf@silenus.orebokech.com> References: <87r5ag7a72.fsf@silenus.orebokech.com> <87lj0c1bj8.fsf@silenus.orebokech.com> <8339mkrzic.fsf@gnu.org> <87ei6417kl.fsf@silenus.orebokech.com> <83r5a3qtts.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1300543636 12972 80.91.229.12 (19 Mar 2011 14:07:16 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 19 Mar 2011 14:07:16 +0000 (UTC) Cc: 7952@debbugs.gnu.org To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Mar 19 15:07:11 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Q0woB-0002qa-64 for geb-bug-gnu-emacs@m.gmane.org; Sat, 19 Mar 2011 15:07:11 +0100 Original-Received: from localhost ([127.0.0.1]:33236 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Q0woA-0006fn-3P for geb-bug-gnu-emacs@m.gmane.org; Sat, 19 Mar 2011 10:07:10 -0400 Original-Received: from [140.186.70.92] (port=47615 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Q0wo4-0006fO-6O for bug-gnu-emacs@gnu.org; Sat, 19 Mar 2011 10:07:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Q0wo2-000126-AP for bug-gnu-emacs@gnu.org; Sat, 19 Mar 2011 10:07:04 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:44410) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Q0wo2-00011p-8L for bug-gnu-emacs@gnu.org; Sat, 19 Mar 2011 10:07:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1Q0weM-0007Wr-79; Sat, 19 Mar 2011 09:57:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Romain Francoise Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 19 Mar 2011 13:57:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 7952 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 7952-submit@debbugs.gnu.org id=B7952.130054299728911 (code B ref 7952); Sat, 19 Mar 2011 13:57:02 +0000 Original-Received: (at 7952) by debbugs.gnu.org; 19 Mar 2011 13:56:37 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Q0wdw-0007WF-Hf for submit@debbugs.gnu.org; Sat, 19 Mar 2011 09:56:36 -0400 Original-Received: from smtp6-g21.free.fr ([212.27.42.6]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Q0wds-0007W0-Vc for 7952@debbugs.gnu.org; Sat, 19 Mar 2011 09:56:34 -0400 Original-Received: from silenus.orebokech.com (unknown [82.67.41.165]) by smtp6-g21.free.fr (Postfix) with ESMTP id 7987382294; Sat, 19 Mar 2011 14:56:22 +0100 (CET) Original-Received: by silenus.orebokech.com (Postfix, from userid 1000) id 4BE942E00FC; Sat, 19 Mar 2011 14:56:21 +0100 (CET) X-Face: }9mYu, e_@+e!`Z-P5kVXa3\_b:hdJ"B)ww[&=b<2=awG:GOIM (Andreas Schwab's message of "Sat, 19 Mar 2011 13:14:48 +0100") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sat, 19 Mar 2011 09:57:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:45169 Archived-At: Andreas Schwab writes: > Try setting a breakpoint at the abort line to get a better > picture. Thanks, that helped. (gdb) p tree $1 = (INTERVAL) 0x102cdc8 (gdb) p *tree $2 = { total_length = 222096, position = 129685, left = 0x11f4d58, right = 0x1059098, up = { interval = 0xeee915, obj = 15657237 }, up_obj = 1, gcmarkbit = 0, write_protect = 0, visible = 0, front_sticky = 0, rear_sticky = 0, plist = 20446582 } (gdb) p relative_position $3 = 222657 (gdb) p TOTAL_LENGTH (tree) $4 = 222096 (gdb) l 630 if (BUFFERP (parent)) 631 relative_position -= BUF_BEG (XBUFFER (parent)); 632 } 633 634 if (relative_position > TOTAL_LENGTH (tree)) 635 abort (); /* Paranoia */ 636 637 if (!handling_signal) 638 tree = balance_possible_root_interval (tree); 639 (gdb) > Probably your toolchain is too old to be able to produce complete > unwind information. It happens with GCC 4.4.3 (fencepost) and 4.5.2 (my machine), both are x86_64.