From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.bugs Subject: bug#31635: mapcon hangs emacs 24.5.1 of debian Date: Tue, 29 May 2018 09:55:51 +0200 Message-ID: <87bmcy520o.fsf@igel.home> References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1527580451 2164 195.159.176.226 (29 May 2018 07:54:11 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 29 May 2018 07:54:11 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) Cc: 31635@debbugs.gnu.org To: Dave Goel Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue May 29 09:54:07 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 1fNZSH-0000Qh-WF for geb-bug-gnu-emacs@m.gmane.org; Tue, 29 May 2018 09:54:06 +0200 Original-Received: from localhost ([::1]:59478 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fNZUN-0002T1-2W for geb-bug-gnu-emacs@m.gmane.org; Tue, 29 May 2018 03:56:15 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52777) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fNZUD-0002Sk-P6 for bug-gnu-emacs@gnu.org; Tue, 29 May 2018 03:56:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fNZUA-0006hO-O1 for bug-gnu-emacs@gnu.org; Tue, 29 May 2018 03:56:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:45180) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fNZUA-0006h8-Jj for bug-gnu-emacs@gnu.org; Tue, 29 May 2018 03:56:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fNZUA-0007yX-A7 for bug-gnu-emacs@gnu.org; Tue, 29 May 2018 03:56:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Andreas Schwab Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 29 May 2018 07:56:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31635 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 31635-submit@debbugs.gnu.org id=B31635.152758055530645 (code B ref 31635); Tue, 29 May 2018 07:56:02 +0000 Original-Received: (at 31635) by debbugs.gnu.org; 29 May 2018 07:55:55 +0000 Original-Received: from localhost ([127.0.0.1]:53077 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fNZU3-0007yC-En for submit@debbugs.gnu.org; Tue, 29 May 2018 03:55:55 -0400 Original-Received: from mail-out.m-online.net ([212.18.0.9]:55993) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fNZU2-0007y5-4y for 31635@debbugs.gnu.org; Tue, 29 May 2018 03:55:54 -0400 Original-Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 40w5d522LGz1qyLJ; Tue, 29 May 2018 09:55:53 +0200 (CEST) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 40w5d50Kn3z1qrWn; Tue, 29 May 2018 09:55:53 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Original-Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id ZjOwgLLVw6RT; Tue, 29 May 2018 09:55:52 +0200 (CEST) X-Auth-Info: gozAH+6ZtvKAAHGnccu95jKUazOAW5TiN16/BYD9dwrr0QjNq8ZJoSJ/gSlJPhiC Original-Received: from localhost (ppp-188-174-156-101.dynamic.mnet-online.de [188.174.156.101]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Tue, 29 May 2018 09:55:52 +0200 (CEST) Original-Received: by localhost (Postfix, from userid 1000) id E49BE2C309D; Tue, 29 May 2018 09:55:51 +0200 (CEST) X-Yow: ..Are we having FUN yet...? In-Reply-To: (Dave Goel's message of "Mon, 28 May 2018 19:33:04 -0400") 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:146678 Archived-At: On Mai 28 2018, Dave Goel wrote: > (require 'cl) > > (mapcon 'identity (list nil nil nil)) => hangs With 26.1, this now produces an error: ELISP> (mapcon 'identity (list nil nil nil)) *** Eval error *** List contains a loop: (nil nil nil . #1) Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."