From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#30539: 26.0; `char-displayable-p' is much slower in Emacs 25 and 26 Date: Wed, 18 Nov 2020 19:21:46 +0200 Message-ID: <83wnyipolx.fsf@gnu.org> References: <8c79c39f-7abb-4591-a676-17fb46af5a8f@default> <923b8123-937d-4ffb-9988-5359fdcbb6bc@default> <87woz44grg.fsf@gmail.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18684"; mail-complaints-to="usenet@ciao.gmane.io" Cc: npostavs@gmail.com, 30539@debbugs.gnu.org To: Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Nov 18 18:42:34 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kfRTV-0004lF-P9 for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 18 Nov 2020 18:42:33 +0100 Original-Received: from localhost ([::1]:57886 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kfRTU-0006YY-RJ for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 18 Nov 2020 12:42:32 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40104) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kfR9e-0001Iu-1b for bug-gnu-emacs@gnu.org; Wed, 18 Nov 2020 12:22:05 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:53041) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kfR9d-0002Vx-Oi for bug-gnu-emacs@gnu.org; Wed, 18 Nov 2020 12:22:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kfR9d-0001lU-Jx for bug-gnu-emacs@gnu.org; Wed, 18 Nov 2020 12:22:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 18 Nov 2020 17:22:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30539 X-GNU-PR-Package: emacs Original-Received: via spool by 30539-submit@debbugs.gnu.org id=B30539.16057201166774 (code B ref 30539); Wed, 18 Nov 2020 17:22:01 +0000 Original-Received: (at 30539) by debbugs.gnu.org; 18 Nov 2020 17:21:56 +0000 Original-Received: from localhost ([127.0.0.1]:36354 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kfR9Y-0001lB-DC for submit@debbugs.gnu.org; Wed, 18 Nov 2020 12:21:56 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:39944) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kfR9X-0001kw-3f for 30539@debbugs.gnu.org; Wed, 18 Nov 2020 12:21:55 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:57701) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kfR9R-0002VJ-BU; Wed, 18 Nov 2020 12:21:49 -0500 Original-Received: from [176.228.60.248] (port=4142 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1kfR9P-0001lc-Sp; Wed, 18 Nov 2020 12:21:48 -0500 In-Reply-To: (message from Stefan Kangas on Wed, 18 Nov 2020 07:35:06 -0800) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:193635 Archived-At: > From: Stefan Kangas > Date: Wed, 18 Nov 2020 07:35:06 -0800 > Cc: 30539@debbugs.gnu.org > > > Doing (setq inhibit-compacting-font-caches t) brings back reasonable > > performance. > > > > I can't reproduce on my GNU/Linux box, although that may just be due to > > different fonts installed. In particular, char-displayable-p never gave > > me nil. > > Given this change: > > commit f34f49f35e5c000a6ee070678f43d2ca38b76cad > Author: Eli Zaretskii > Date: Sat Sep 7 12:26:08 2019 +0300 > > Set inhibit-compacting-font-caches to t by default on MS-Windows > > Is there anything left to do here, or should this bug be closed? If the problem doesn't happen on GNU/Linux, we can close this.