From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#51982: Erroneous handling of local variables in byte-compiled nested lambdas Date: Sat, 20 Nov 2021 18:04:04 +0100 Message-ID: <29C3A3F8-CD9F-4AF2-A731-3304FC30E380@acm.org> References: <87y25jo2q1.fsf@web.de> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.21\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8382"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Michael Heerdegen , Stefan Monnier , 51982@debbugs.gnu.org To: Paul Pogonyshev Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Nov 20 18:05:36 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1moTnz-0001wt-O7 for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 20 Nov 2021 18:05:35 +0100 Original-Received: from localhost ([::1]:50114 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1moTny-0006x9-B0 for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 20 Nov 2021 12:05:34 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:59242) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1moTnU-0006sx-FG for bug-gnu-emacs@gnu.org; Sat, 20 Nov 2021 12:05:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:60284) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1moTnU-0000NK-6X for bug-gnu-emacs@gnu.org; Sat, 20 Nov 2021 12:05:04 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1moTnT-0003w4-Rs for bug-gnu-emacs@gnu.org; Sat, 20 Nov 2021 12:05:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 20 Nov 2021 17:05:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51982 X-GNU-PR-Package: emacs Original-Received: via spool by 51982-submit@debbugs.gnu.org id=B51982.163742785314995 (code B ref 51982); Sat, 20 Nov 2021 17:05:03 +0000 Original-Received: (at 51982) by debbugs.gnu.org; 20 Nov 2021 17:04:13 +0000 Original-Received: from localhost ([127.0.0.1]:43586 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1moTmf-0003tm-9c for submit@debbugs.gnu.org; Sat, 20 Nov 2021 12:04:13 -0500 Original-Received: from mail18c50.megamailservers.eu ([91.136.10.28]:38646) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1moTmc-0003tX-7h for 51982@debbugs.gnu.org; Sat, 20 Nov 2021 12:04:11 -0500 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1637427847; bh=R/Z6mv/73qQtpFJevv13+Yh7wofxe68TlfJWfUfVfAg=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=L8H5nZcxieLmwmzDaRk0tHE0GsjhAPQLwj79q0IKd20BsX4zXgErSI/qjKHwHxzvB CIU5dJbkwN79SarFJ6WgkdO0zdgRx1vztriolbibwLvKsC8mQQL1pW8jbnvrL1QJg7 P/BaE9fq7chsxSDkMAvWZRysrwPuZmuq7r23fXyU= Feedback-ID: mattiase@acm.or Original-Received: from [192.168.0.4] (c188-150-171-71.bredband.tele2.se [188.150.171.71]) (authenticated bits=0) by mail18c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id 1AKH44kL026797; Sat, 20 Nov 2021 17:04:06 +0000 In-Reply-To: X-Mailer: Apple Mail (2.3445.104.21) X-CTCH-RefID: str=0001.0A742F16.61992A87.004A, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.4 cv=GKNrrsBK c=1 sm=1 tr=0 ts=61992a87 a=SF+I6pRkHZhrawxbOkkvaA==:117 a=SF+I6pRkHZhrawxbOkkvaA==:17 a=kj9zAlcOel0A:10 a=M51BFTxLslgA:10 a=pGLkceISAAAA:8 a=6gV9F8qI7Iccj_f2u08A:9 a=CjuIK1q_8ugA:10 X-Origin-Country: SE X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:220512 Archived-At: 20 nov. 2021 kl. 17.54 skrev Paul Pogonyshev : > I consider this bug pretty important. You are not alone! However, it's been there for quite a long time so you = cannot count on an eventual fix to be back-ported to Emacs 28, much less = older releases. If you value compatibility with old versions, be = prepared for work-arounds. For that matter I know exactly what's wrong and am currently weighing = various solutions.