From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.bugs Subject: bug#31584: 27.0.50; Document again what match re-search-backward finds Date: Thu, 24 May 2018 23:31:03 +0200 Message-ID: <87in7cg2qw.fsf@web.de> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1527197423 724 195.159.176.226 (24 May 2018 21:30:23 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 24 May 2018 21:30:23 +0000 (UTC) To: 31584@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu May 24 23:30:19 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 1fLxoQ-00004t-UG for geb-bug-gnu-emacs@m.gmane.org; Thu, 24 May 2018 23:30:19 +0200 Original-Received: from localhost ([::1]:40731 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fLxqY-00076G-1w for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 24 May 2018 17:31:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fLxpC-00006l-QR for bug-gnu-emacs@gnu.org; Thu, 24 May 2018 17:31:11 -0400 Original-Received: from mout.web.de ([212.227.17.12]:50499) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fLxpC-000062-G4 for bug-gnu-emacs@gnu.org; Thu, 24 May 2018 17:31:06 -0400 Original-Received: from drachen.dragon ([188.110.196.170]) by smtp.web.de (mrweb103 [213.165.67.124]) with ESMTPSA (Nemesis) id 0Lc8Xx-1g2gVZ0F9x-00jbYN for ; Thu, 24 May 2018 23:31:04 +0200 X-Provags-ID: V03:K1:mjp0fXTAAnXrVFzYo9Ny0Cf0qQMECwRgj1ROD4dz/KRd7Gurk9C eYWvWkRj2zvcUfAPgtJWTQxi1O8jRwXNpjA2i1OLwrNQztT311QbG6O4VmT7eD+DogN4oRS DiJZCU1zwHEok6elf2W6/tF6LRt+EZvu9gzSnizZUAPlE1pL7sBof5m7u7WxPJSu8jPbxP6 QujbXu5VisuQnUzJZhWwg== X-UI-Out-Filterresults: notjunk:1;V01:K0:MUER0RTZk58=:T1TGR21lJ5GcThWyKoES41 Qqf+HY/NcAgeUpQ4NB0wVXEz5J0AJI90zm0RkPdQsYkjCAOQSXjQ43HAiymzvwshfGZP/hNDP tMSwMj4BTTLhYy9UZ4gFwb3aG5vLx11RCTfXMX//84+fR0MHg30sffyBodoHOmHV3bSyh/J+C LHmwzdDt4OAKZAVXfKiPidvWo4XA4/9GIJQQdTXuD1SsphEivJXlB7fzgsI6AdwBLe0GgiD/J AZzv9Qt+Kr/zmWx9MExh/uy6S2MbsgbS4Iekcv3xQpiGddkQy7kGvboPAkO2NeSjAK9hDZcPj hmEPT5+wwvYQtkQcW+BxgAe5skK2ZGb9SjBCtkqR5RJnPjOcEJR0hVWm2b3r1QF9/P6LMF1Ee Sy+HnU5rnznyhlhOQbq/U3U1gLOjqRwToZ97ieqwWYtXR4VmY6ARlArGzdupIwCkUlkfakJJu 7LrYOO5B++Tjw+lTgyyIT7i2Z3rAs/E3O78IpCygLcjyEtZbexGpkHSEUXIYzD+L1FxR0sqpw FqgjqsaH0d8J9TdmOmtQcZXsmDzbfl5BW7oT6pAfGBTk3/Tkz4c0XNx+holGu63xEIGrHBucO p5FqmQpSkLmE9NxMGRaIi4/nzE3z4rr27JiV2H31ouhqFwkh3vKUbuFr4q6nEB8Gfw9hmhA84 zaTZL+0h1htc3HCKVGo6PL+b8c/e94wrQYsIsuOXCp93tOgSE+wk4DWk53KGcBuGwP7QuvXdE JZcD2SMlbXonwU8A1eWGpUGideug7Tnij+qawIKfTjVzo9tBn/HdS8oqWQKuUF7RzT+SEE5O X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:146498 Archived-At: Hello, a user asked in emacs-help why (re-search-backward "a*") at the end of a line consisting only "a"s didn't move point. With today's documentation, that question can't be answered. Some time ago, we had this sentence in the docstring: The match found is the one starting last in the buffer and yet ending before the origin of the search. but it has been removed. I think we need to say something like that, otherwise the semantics of backward re search is unclear. TIA, Michael. In GNU Emacs 27.0.50 (build 30, x86_64-pc-linux-gnu, GTK+ Version 3.22.29) of 2018-05-24 built on drachen Repository revision: 98c624708a37bc306130e1499fb1a0c5339a50af Windowing system distributor 'The X.Org Foundation', version 11.0.11906000 System Description: Debian GNU/Linux buster/sid