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#31492: 26.1; query-replace-regexp undo fails in regexps w/o printable chars Date: Fri, 18 May 2018 17:16:01 +0300 Message-ID: <838t8hhwwu.fsf@gnu.org> References: <8736yp14c7.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1526652922 22901 195.159.176.226 (18 May 2018 14:15:22 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 18 May 2018 14:15:22 +0000 (UTC) Cc: 31492@debbugs.gnu.org To: Tino Calancha Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri May 18 16:15:17 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 1fJgA7-0005pc-JA for geb-bug-gnu-emacs@m.gmane.org; Fri, 18 May 2018 16:15:15 +0200 Original-Received: from localhost ([::1]:39228 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJgCE-00031o-Me for geb-bug-gnu-emacs@m.gmane.org; Fri, 18 May 2018 10:17:26 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45093) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJgBv-00030O-Ud for bug-gnu-emacs@gnu.org; Fri, 18 May 2018 10:17:09 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fJgBq-0002pm-BB for bug-gnu-emacs@gnu.org; Fri, 18 May 2018 10:17:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:60235) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fJgBq-0002pd-7w for bug-gnu-emacs@gnu.org; Fri, 18 May 2018 10:17:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fJgBq-0003TA-2H for bug-gnu-emacs@gnu.org; Fri, 18 May 2018 10:17:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 18 May 2018 14:17:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31492 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 31492-submit@debbugs.gnu.org id=B31492.152665297913286 (code B ref 31492); Fri, 18 May 2018 14:17:02 +0000 Original-Received: (at 31492) by debbugs.gnu.org; 18 May 2018 14:16:19 +0000 Original-Received: from localhost ([127.0.0.1]:39899 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fJgB9-0003SE-DD for submit@debbugs.gnu.org; Fri, 18 May 2018 10:16:19 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:53887) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fJgB7-0003S0-0M for 31492@debbugs.gnu.org; Fri, 18 May 2018 10:16:17 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fJgAx-00026z-Mf for 31492@debbugs.gnu.org; Fri, 18 May 2018 10:16:11 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:53338) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJgAx-00026p-IX; Fri, 18 May 2018 10:16:07 -0400 Original-Received: from [176.228.60.248] (port=4681 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1fJgAw-0000NN-2i; Fri, 18 May 2018 10:16:06 -0400 In-reply-to: <8736yp14c7.fsf@gmail.com> (message from Tino Calancha on Fri, 18 May 2018 22:27:36 +0900) 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:146258 Archived-At: > From: Tino Calancha > Date: Fri, 18 May 2018 22:27:36 +0900 > > emacs -Q > > < C-M-% \b RET foo RET TAB TAB TAB > U ; undo all replacements > ;; Nothing is undid :-( I'm probably missing something, because I cannot reproduce the problem (and therefore don't understand the solution). When I repeat what you show above, I get "replaced 0 occurrences", and therefore there's nothing to undo in the first place... I guess the explanation is in what does "<" mean and, more importantly, what did you actually type instead of "\b". Or maybe some command is missing before the recipe begins? TIA