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#33940: 27.0.50; ?\^c syntax confuses scanning Date: Wed, 02 Jan 2019 10:49:54 +0100 Message-ID: <87y383ie2l.fsf@igel.home> References: <8736qdnkx0.fsf@web.de> <7076b21c-8563-943b-f699-90f3a362111c@cs.ucla.edu> <8736qdhv80.fsf@web.de> <871s5vkin5.fsf@web.de> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1546422488 1397 195.159.176.226 (2 Jan 2019 09:48:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 2 Jan 2019 09:48:08 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.90 (gnu/linux) Cc: eggert@cs.ucla.edu, 33940@debbugs.gnu.org To: Michael Heerdegen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jan 02 10:48:04 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from listsout.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ged86-0000Gc-H7 for geb-bug-gnu-emacs@m.gmane.org; Wed, 02 Jan 2019 10:48:02 +0100 Original-Received: from localhost ([127.0.0.1]:43334 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gedAD-0003D0-7K for geb-bug-gnu-emacs@m.gmane.org; Wed, 02 Jan 2019 04:50:13 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:53489) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gedA7-0003Cs-CI for bug-gnu-emacs@gnu.org; Wed, 02 Jan 2019 04:50:07 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gedA2-0007UO-BY for bug-gnu-emacs@gnu.org; Wed, 02 Jan 2019 04:50:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:53068) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gedA2-0007UG-8J for bug-gnu-emacs@gnu.org; Wed, 02 Jan 2019 04:50:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gedA2-0003LC-0Q for bug-gnu-emacs@gnu.org; Wed, 02 Jan 2019 04:50:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Andreas Schwab Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 02 Jan 2019 09:50:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 33940 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 33940-submit@debbugs.gnu.org id=B33940.154642259912830 (code B ref 33940); Wed, 02 Jan 2019 09:50:01 +0000 Original-Received: (at 33940) by debbugs.gnu.org; 2 Jan 2019 09:49:59 +0000 Original-Received: from localhost ([127.0.0.1]:44302 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ged9z-0003Ks-HU for submit@debbugs.gnu.org; Wed, 02 Jan 2019 04:49:59 -0500 Original-Received: from mail-out.m-online.net ([212.18.0.9]:59272) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ged9x-0003Ki-DZ for 33940@debbugs.gnu.org; Wed, 02 Jan 2019 04:49:57 -0500 Original-Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 43V5r41fPBz1qvV5; Wed, 2 Jan 2019 10:49:55 +0100 (CET) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 43V5r34l1cz1qqlC; Wed, 2 Jan 2019 10:49:55 +0100 (CET) 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 iWNhlnfTT74L; Wed, 2 Jan 2019 10:49:54 +0100 (CET) X-Auth-Info: c1lsl9zhYjXm2K/SIeKRXALc4mgkNm4iD3nXe2emCGa9OZPRcbgKmyY/xx//p/IN Original-Received: from igel.home (ppp-188-174-149-180.dynamic.mnet-online.de [188.174.149.180]) (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; Wed, 2 Jan 2019 10:49:54 +0100 (CET) Original-Received: by igel.home (Postfix, from userid 1000) id 5E3D62C173E; Wed, 2 Jan 2019 10:49:54 +0100 (CET) X-Yow: Where's my SOCIAL WORKER? In-Reply-To: <871s5vkin5.fsf@web.de> (Michael Heerdegen's message of "Wed, 02 Jan 2019 01:28:14 +0100") 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:154085 Archived-At: On Jan 02 2019, Michael Heerdegen wrote: > BTW, do you know whether the original "?\^]" is considered correct read > syntax? Does the reader only accept it by accident, or should > `scan-sexps' also be able to handle it? It's as valid as `?]', which has the same problem wrt scan-sexps. That's why prin1-char adds redundant backslashes. 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."