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#18438: 24.4.50; assertion failed in bidi.c Date: Wed, 24 Sep 2014 22:49:09 +0300 Message-ID: <83bnq4x0i2.fsf@gnu.org> References: "\"<4745242cd3e424a6c4d5db0e8d3e33d0@amuri.net> " <54109EB5.2060801@amuri.net> " <8338bz9tt7.fsf@gnu.org> " <153d642db591b29dba44712b44194385@amuri.net> " <8361gt8jjz.fsf@gnu.org> " <8338bx8enz.fsf@gnu.org> " <47b6853869d32221142fecc7dff1d3e8@amuri.net> " <83sijs46yu.fsf@gnu.org> " " <83ppev4ouy.fsf@gnu.org> " " <8361gm4yy1.fsf@gnu.org> <83fvfhvz9h.fsf@gnu.org> <5422F3FF.4080605@cornell.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1411589473 27416 80.91.229.3 (24 Sep 2014 20:11:13 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 24 Sep 2014 20:11:13 +0000 (UTC) Cc: 18438@debbugs.gnu.org, aidalgol@amuri.net To: Ken Brown Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Sep 24 22:11:06 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 1XWsu1-0003Wz-22 for geb-bug-gnu-emacs@m.gmane.org; Wed, 24 Sep 2014 22:11:05 +0200 Original-Received: from localhost ([::1]:34339 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XWsu0-00065o-Jc for geb-bug-gnu-emacs@m.gmane.org; Wed, 24 Sep 2014 16:11:04 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47801) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XWstt-00063C-L9 for bug-gnu-emacs@gnu.org; Wed, 24 Sep 2014 16:11:02 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XWsto-0005fb-Qh for bug-gnu-emacs@gnu.org; Wed, 24 Sep 2014 16:10:57 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:59500) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XWsto-0005eH-Nj for bug-gnu-emacs@gnu.org; Wed, 24 Sep 2014 16:10:52 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XWsZe-0001zv-11 for bug-gnu-emacs@gnu.org; Wed, 24 Sep 2014 15:50:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 24 Sep 2014 19:50:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18438 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 18438-submit@debbugs.gnu.org id=B18438.14115881577616 (code B ref 18438); Wed, 24 Sep 2014 19:50:01 +0000 Original-Received: (at 18438) by debbugs.gnu.org; 24 Sep 2014 19:49:17 +0000 Original-Received: from localhost ([127.0.0.1]:51061 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XWsYu-0001yl-Sr for submit@debbugs.gnu.org; Wed, 24 Sep 2014 15:49:17 -0400 Original-Received: from mtaout28.012.net.il ([80.179.55.184]:36669) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XWsYr-0001yY-G9 for 18438@debbugs.gnu.org; Wed, 24 Sep 2014 15:49:15 -0400 Original-Received: from conversion-daemon.mtaout28.012.net.il by mtaout28.012.net.il (HyperSendmail v2007.08) id <0NCF00A007JZ1T00@mtaout28.012.net.il> for 18438@debbugs.gnu.org; Wed, 24 Sep 2014 22:48:15 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout28.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NCF0085H8CF6W40@mtaout28.012.net.il>; Wed, 24 Sep 2014 22:48:15 +0300 (IDT) In-reply-to: <5422F3FF.4080605@cornell.edu> X-012-Sender: halo1@inter.net.il 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:93701 Archived-At: > Date: Wed, 24 Sep 2014 12:40:31 -0400 > From: Ken Brown > CC: aidalgol@amuri.net, 18438@debbugs.gnu.org, > Daniel Colascione > > > What is the backtrace of the other threads? > > Attached. Nothing stands out. > I have one thought: You've mentioned before the possibility that this > problem is caused by interference from other threads. The one thread > that exists in the Cygwin-w32 build but not in other Cygwin builds is > the one used for the Windows message queue. (Thread 5 in the attached > backtrace). I'm not familiar with the code involving the message queue, > but is it possible that this code is not thread safe in the 64-bit > Cygwin build? I will try to look at that code, although I'm not very familiar with it. Also note that if there's some problem with that code, I'd expect the users of the native MinGW64 build to bump into it.