From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: What happens with overlays when their buffer is killed? Date: Mon, 26 Mar 2018 13:55:06 -0400 Message-ID: References: <877epz1eoo.fsf@mbork.pl> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1522086824 6582 195.159.176.226 (26 Mar 2018 17:53:44 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 26 Mar 2018 17:53:44 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Mar 26 19:53:40 2018 Return-path: Envelope-to: geh-help-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 1f0WJQ-0001c2-34 for geh-help-gnu-emacs@m.gmane.org; Mon, 26 Mar 2018 19:53:40 +0200 Original-Received: from localhost ([::1]:58311 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0WLT-0001vL-Ka for geh-help-gnu-emacs@m.gmane.org; Mon, 26 Mar 2018 13:55:47 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:60158) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0WL0-0001vB-Sw for help-gnu-emacs@gnu.org; Mon, 26 Mar 2018 13:55:19 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0WKx-0004SY-RX for help-gnu-emacs@gnu.org; Mon, 26 Mar 2018 13:55:18 -0400 Original-Received: from [195.159.176.226] (port=33616 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f0WKx-0004SJ-Kp for help-gnu-emacs@gnu.org; Mon, 26 Mar 2018 13:55:15 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1f0WIr-00014M-TD for help-gnu-emacs@gnu.org; Mon, 26 Mar 2018 19:53:05 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 15 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:bCLunW5iY7DXk/ekGd+x+O+1fcU= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:116284 Archived-At: > assume that I create a few overlays in some buffer, and then I kill that > buffer. What happens with the overlays? When a buffer is killed, all the markers (and overlays) it holds are "deleted" (aka moved so they point to any buffer any more). This is equivalent to calling `delete-overlay` for overlays (and set-marker with a nil value for markers). > If they were not assigned to a variable, do they get > garbage collected? Yes. Stefan