From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#22301: 25.1.50; Emacs crashes while lisp debugging Date: Fri, 15 Jan 2016 09:46:43 +0200 Message-ID: <8337tzgu8s.fsf@gnu.org> References: <84ziw76abi.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1452844046 30312 80.91.229.3 (15 Jan 2016 07:47:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 15 Jan 2016 07:47:26 +0000 (UTC) Cc: 22301@debbugs.gnu.org To: Vincent =?UTF-8?Q?Bela=C3=AFche?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 15 08:47:10 2016 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 1aJz6D-0006dM-EC for geb-bug-gnu-emacs@m.gmane.org; Fri, 15 Jan 2016 08:47:09 +0100 Original-Received: from localhost ([::1]:45711 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJz6C-0003W0-TF for geb-bug-gnu-emacs@m.gmane.org; Fri, 15 Jan 2016 02:47:08 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58769) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJz69-0003Vf-D6 for bug-gnu-emacs@gnu.org; Fri, 15 Jan 2016 02:47:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aJz66-00041h-7a for bug-gnu-emacs@gnu.org; Fri, 15 Jan 2016 02:47:05 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:33119) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJz66-00041J-4I for bug-gnu-emacs@gnu.org; Fri, 15 Jan 2016 02:47:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84) (envelope-from ) id 1aJz65-00055u-Tc for bug-gnu-emacs@gnu.org; Fri, 15 Jan 2016 02:47:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 15 Jan 2016 07:47:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 22301 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 22301-submit@debbugs.gnu.org id=B22301.145284401719572 (code B ref 22301); Fri, 15 Jan 2016 07:47:01 +0000 Original-Received: (at 22301) by debbugs.gnu.org; 15 Jan 2016 07:46:57 +0000 Original-Received: from localhost ([127.0.0.1]:49572 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aJz61-00055c-K0 for submit@debbugs.gnu.org; Fri, 15 Jan 2016 02:46:57 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:39304) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aJz5z-00055O-H8 for 22301@debbugs.gnu.org; Fri, 15 Jan 2016 02:46:55 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aJz5r-0003u9-2C for 22301@debbugs.gnu.org; Fri, 15 Jan 2016 02:46:50 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:33356) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJz5q-0003u0-VD; Fri, 15 Jan 2016 02:46:46 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4516 helo=HOME-C4E4A596F7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aJz5q-0001l2-8j; Fri, 15 Jan 2016 02:46:46 -0500 In-reply-to: <84ziw76abi.fsf@gmail.com> (message from Vincent =?UTF-8?Q?Bela=C3=AFche?= on Thu, 14 Jan 2016 23:54:57 +0100) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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:111628 Archived-At: > From: Vincent Belaïche > Cc: Vincent Belaïche > ,22301@debbugs.gnu.org > Date: Thu, 14 Jan 2016 23:54:57 +0100 > > > Please tell what these commands display: > > > > (gdb) p p > > (gdb) p end > > > > Thanks. > > Here you are. I tried to print other variables too, but unfortunately, > when doing that it seems that I have killed the gdb session (doing `p > *p' has caused gdb to get locked telling "value has been optimized out", > and then I had to do `M-x signal-process RET shell RET 3 RET' to exit > from this. > > --8<----8<----8<----8<----8<-- begin -->8---->8---->8---->8---->8---- > (gdb) p p > $1 = > (gdb) p end > $2 = (unsigned char *) 0x9bbcd354
> (gdb) p obj > $3 = 12579352 > (gdb) p name > $4 = > (gdb) p *p > (gdb) value has been optimized out This just means you compiled Emacs with optimizations. Can you reproduce this in an unoptimized build?