From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#30846: 26.0.91; debug-watch of kill-all-local-variables triggers 'assertion failed: found == !EQ (blv->defcell, blv->valcell)' Date: Thu, 22 Mar 2018 17:53:22 +0200 Message-ID: <83sh8shzt9.fsf@gnu.org> References: <87sh8xttpq.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1521733955 27949 195.159.176.226 (22 Mar 2018 15:52:35 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 22 Mar 2018 15:52:35 +0000 (UTC) Cc: npostavs@gmail.com, 30846@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Mar 22 16:52:30 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ez2Vy-0007Bt-Fb for geb-bug-gnu-emacs@m.gmane.org; Thu, 22 Mar 2018 16:52:30 +0100 Original-Received: from localhost ([::1]:33313 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ez2Y1-00088T-JB for geb-bug-gnu-emacs@m.gmane.org; Thu, 22 Mar 2018 11:54:37 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42188) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ez2XV-0007et-FS for bug-gnu-emacs@gnu.org; Thu, 22 Mar 2018 11:54:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ez2XS-0004gy-CD for bug-gnu-emacs@gnu.org; Thu, 22 Mar 2018 11:54:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:40157) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ez2XS-0004gs-8J for bug-gnu-emacs@gnu.org; Thu, 22 Mar 2018 11:54:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ez2XS-00054J-0u for bug-gnu-emacs@gnu.org; Thu, 22 Mar 2018 11:54:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 22 Mar 2018 15:54:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30846 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 30846-submit@debbugs.gnu.org id=B30846.152173401519448 (code B ref 30846); Thu, 22 Mar 2018 15:54:01 +0000 Original-Received: (at 30846) by debbugs.gnu.org; 22 Mar 2018 15:53:35 +0000 Original-Received: from localhost ([127.0.0.1]:48054 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ez2X1-00053b-Jo for submit@debbugs.gnu.org; Thu, 22 Mar 2018 11:53:35 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:51013) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ez2X0-00053O-45 for 30846@debbugs.gnu.org; Thu, 22 Mar 2018 11:53:34 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ez2Wp-0004Sf-6O for 30846@debbugs.gnu.org; Thu, 22 Mar 2018 11:53:28 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:48778) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ez2Wp-0004Sb-2o; Thu, 22 Mar 2018 11:53:23 -0400 Original-Received: from [176.228.60.248] (port=4522 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1ez2Wo-0005SA-Fr; Thu, 22 Mar 2018 11:53:22 -0400 In-reply-to: (message from Stefan Monnier on Thu, 22 Mar 2018 11:45:32 -0400) 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" Xref: news.gmane.org gmane.emacs.bugs:144530 Archived-At: > From: Stefan Monnier > Date: Thu, 22 Mar 2018 11:45:32 -0400 > Cc: 30846@debbugs.gnu.org > > If you feel this is too risky for emacs-26, I wouldn't blame you (this > is pretty tricky code): while the assertion crashes Emacs, a normal > build without assertions will likely not notice the problem at all. > I came up with a test case that catches the problem, but I think that in > "real" life it's very unlikely to cause a problem. > > It applies unchanged to master (and while looking at this bug I found > a whole bunch of other minor changes that I plan to install into master > anyway). I indeed prefer to install this on master, not on the release branch. Thanks.