From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#31586: 27.0.50; `frame-title-format' doesn't save match data Date: Sat, 26 May 2018 16:58:56 -0400 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1527368227 4654 195.159.176.226 (26 May 2018 20:57:07 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 26 May 2018 20:57:07 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 31586@debbugs.gnu.org To: Philipp Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat May 26 22:57:03 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 1fMgFK-000145-CW for geb-bug-gnu-emacs@m.gmane.org; Sat, 26 May 2018 22:57:02 +0200 Original-Received: from localhost ([::1]:50137 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fMgHR-00056O-Ex for geb-bug-gnu-emacs@m.gmane.org; Sat, 26 May 2018 16:59:13 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50744) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fMgHL-000568-7Y for bug-gnu-emacs@gnu.org; Sat, 26 May 2018 16:59:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fMgHG-0007QG-Cj for bug-gnu-emacs@gnu.org; Sat, 26 May 2018 16:59:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:42063) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fMgHG-0007PU-9V for bug-gnu-emacs@gnu.org; Sat, 26 May 2018 16:59:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fMgHF-0004Y0-OJ for bug-gnu-emacs@gnu.org; Sat, 26 May 2018 16:59:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 26 May 2018 20:59:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31586 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 31586-submit@debbugs.gnu.org id=B31586.152736834017473 (code B ref 31586); Sat, 26 May 2018 20:59:01 +0000 Original-Received: (at 31586) by debbugs.gnu.org; 26 May 2018 20:59:00 +0000 Original-Received: from localhost ([127.0.0.1]:49960 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fMgHE-0004Xl-8j for submit@debbugs.gnu.org; Sat, 26 May 2018 16:59:00 -0400 Original-Received: from chene.dit.umontreal.ca ([132.204.246.20]:39157) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fMgHC-0004XX-Eu for 31586@debbugs.gnu.org; Sat, 26 May 2018 16:58:59 -0400 Original-Received: from pastel.home (lechon.iro.umontreal.ca [132.204.27.242]) by chene.dit.umontreal.ca (8.14.7/8.14.1) with ESMTP id w4QKxHfR028803; Sat, 26 May 2018 16:59:18 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id 7D5806A368; Sat, 26 May 2018 16:58:56 -0400 (EDT) In-Reply-To: (Philipp's message of "Thu, 24 May 2018 23:55:57 +0200") X-NAI-Spam-Flag: NO X-NAI-Spam-Threshold: 5 X-NAI-Spam-Score: 0 X-NAI-Spam-Rules: 2 Rules triggered EDT_SA_DN_PASS=0, RV6294=0 X-NAI-Spam-Version: 2.3.0.9418 : core <6294> : inlines <6661> : streams <1787886> : uri <2647710> 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:146581 Archived-At: > perform-replace: Args out of range: #, 0, 1 > > Backtrace: > > Debugger entered--Lisp error: (args-out-of-range # 0 1) > buffer-substring-no-properties(0 1) > perform-replace("a" "b" t nil nil nil nil nil nil nil nil) > query-replace("a" "b" nil nil nil nil nil) > funcall-interactively(query-replace "a" "b" nil nil nil nil nil) > call-interactively(query-replace nil nil) > command-execute(query-replace) FWIW, I think this qualifies as a bug in query-replace: Elisp code should never presume that the match-data is preserved across something like sit-for, read-char, or any other function which can run process filters, redisplay, timers, or contains a yield-point. Stefan