From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#35119: 26.1; narrow-to-region loses word-start/symbol-start information at end Date: Wed, 03 Apr 2019 14:25:42 +0300 Message-ID: <83a7h7e3ex.fsf@gnu.org> References: <87y34r1glv.fsf@gmail.com> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="59128"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 35119@debbugs.gnu.org To: Sam Halliday Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Apr 03 13:26:15 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hBe22-000FGK-PP for geb-bug-gnu-emacs@m.gmane.org; Wed, 03 Apr 2019 13:26:14 +0200 Original-Received: from localhost ([127.0.0.1]:43597 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBe21-0000da-OP for geb-bug-gnu-emacs@m.gmane.org; Wed, 03 Apr 2019 07:26:13 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:52066) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBe1s-0000Xb-1M for bug-gnu-emacs@gnu.org; Wed, 03 Apr 2019 07:26:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hBe1q-0005eu-SO for bug-gnu-emacs@gnu.org; Wed, 03 Apr 2019 07:26:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:56816) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hBe1q-0005ed-Mk for bug-gnu-emacs@gnu.org; Wed, 03 Apr 2019 07:26:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hBe1q-0001IV-GA for bug-gnu-emacs@gnu.org; Wed, 03 Apr 2019 07:26:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 03 Apr 2019 11:26:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 35119 X-GNU-PR-Package: emacs Original-Received: via spool by 35119-submit@debbugs.gnu.org id=B35119.15542907364955 (code B ref 35119); Wed, 03 Apr 2019 11:26:02 +0000 Original-Received: (at 35119) by debbugs.gnu.org; 3 Apr 2019 11:25:36 +0000 Original-Received: from localhost ([127.0.0.1]:42127 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hBe1Q-0001Hr-BU for submit@debbugs.gnu.org; Wed, 03 Apr 2019 07:25:36 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:37549) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hBe1O-0001Hf-Oh for 35119@debbugs.gnu.org; Wed, 03 Apr 2019 07:25:35 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:51895) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hBe1J-00050r-Fh; Wed, 03 Apr 2019 07:25:29 -0400 Original-Received: from [176.228.60.248] (port=2454 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hBe1I-0003pQ-KM; Wed, 03 Apr 2019 07:25:29 -0400 In-reply-to: <87y34r1glv.fsf@gmail.com> (message from Sam Halliday on Wed, 03 Apr 2019 12:19:08 +0100) 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: 209.51.188.43 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:157118 Archived-At: > From: Sam Halliday > Date: Wed, 03 Apr 2019 12:19:08 +0100 > > If the function `narrow-to-region' (as it is in `looking-back') is used > to restrict the region prior to an invocation of re-search-forward or > looking-at, then zero length regexp patterns are lost at the boundaries. Could you please provide a recipe to reproduce the issue? I'm not sure I understand what is the problem you are describing. Thanks.