From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#23291: 25.0.92; Inserting unicode in buffer requiring a different font slows down Emacs Date: Thu, 14 Apr 2016 22:57:30 +0300 Message-ID: <83d1psdkut.fsf@gnu.org> References: Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1460663967 24797 80.91.229.3 (14 Apr 2016 19:59:27 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 14 Apr 2016 19:59:27 +0000 (UTC) Cc: 23291@debbugs.gnu.org To: "Philippe Crama" Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Apr 14 21:59:15 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aqnQ2-0006IP-K4 for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Apr 2016 21:59:14 +0200 Original-Received: from localhost ([::1]:45749 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqnPy-0005x0-V8 for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Apr 2016 15:59:10 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:37038) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqnPu-0005tO-Ea for bug-gnu-emacs@gnu.org; Thu, 14 Apr 2016 15:59:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aqnPq-0007Ah-Ev for bug-gnu-emacs@gnu.org; Thu, 14 Apr 2016 15:59:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:51589) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqnPq-0007Ad-BZ for bug-gnu-emacs@gnu.org; Thu, 14 Apr 2016 15:59:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1aqnPp-0005hM-Qe for bug-gnu-emacs@gnu.org; Thu, 14 Apr 2016 15:59:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 14 Apr 2016 19:59:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23291 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23291-submit@debbugs.gnu.org id=B23291.146066388521831 (code B ref 23291); Thu, 14 Apr 2016 19:59:01 +0000 Original-Received: (at 23291) by debbugs.gnu.org; 14 Apr 2016 19:58:05 +0000 Original-Received: from localhost ([127.0.0.1]:35692 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1aqnOv-0005g3-Dq for submit@debbugs.gnu.org; Thu, 14 Apr 2016 15:58:05 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:45795) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1aqnOt-0005fY-Hv for 23291@debbugs.gnu.org; Thu, 14 Apr 2016 15:58:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aqnOk-000721-C7 for 23291@debbugs.gnu.org; Thu, 14 Apr 2016 15:57:58 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:56270) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqnOk-00071x-9U; Thu, 14 Apr 2016 15:57:54 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1291 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aqnOj-0002Bm-LH; Thu, 14 Apr 2016 15:57:54 -0400 In-reply-to: (phcrama.work@gmx.com) 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: 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:116477 Archived-At: > Date: Thu, 14 Apr 2016 21:28:55 +0200 > Sensitivity: Normal > > 1. Go to the *scratch* buffer or create a new buffer in fundamental mode > 2. Observe that Emacs is quite responsive when typing random ASCII > characters > 3. Insert (C-x 8 RET) a CIRCLED DIGIT EIGHT into the buffer > 4. Continue typing: the buffer update is slower than before I cannot reproduce this on my system. > 3. In all versions I tested for this report, C-u x = reports the same > information for CIRCLED DIGIT EIGHT (I've replaced the troublesome > unicode character by `(8)'): > character: (8) (displayed as (8)) (codepoint 9319, #o22147, #x2467) > preferred charset: unicode (Unicode (ISO10646)) > code point in charset: 0x2467 > script: symbol > syntax: _ which means: symbol > category: .:Base, c:Chinese, h:Korean, j:Japanese > to input: type "C-x 8 RET 2467" or "C-x 8 RET CIRCLED DIGIT EIGHT" > buffer code: #xE2 #x91 #xA7 > file code: #xE2 #x91 #xA7 (encoded by coding system utf-8-dos) > display: by this font (glyph code) > uniscribe:-outline-BatangChe-normal-normal-normal-mono-13-*-*-*-c-*-gb2312.1980-0 (#xF62) Try installing Symbola, that's what Emacs uses on my system for that character.