From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#26333: 26.0.50; Hang when displaying some special characters for the first time Date: Sat, 01 Apr 2017 23:44:58 +0300 Message-ID: <83lgrj5039.fsf@gnu.org> References: <87pogwrl30.fsf@bistromath> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1491079579 4966 195.159.176.226 (1 Apr 2017 20:46:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 1 Apr 2017 20:46:19 +0000 (UTC) Cc: 26333@debbugs.gnu.org To: Steven Allen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Apr 01 22:46:10 2017 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 1cuPuS-0008IH-FS for geb-bug-gnu-emacs@m.gmane.org; Sat, 01 Apr 2017 22:46:08 +0200 Original-Received: from localhost ([::1]:52784 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cuPuW-0006Ck-QL for geb-bug-gnu-emacs@m.gmane.org; Sat, 01 Apr 2017 16:46:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43518) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cuPuQ-0006CQ-Gp for bug-gnu-emacs@gnu.org; Sat, 01 Apr 2017 16:46:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cuPuM-0001RM-Kn for bug-gnu-emacs@gnu.org; Sat, 01 Apr 2017 16:46:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:57788) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cuPuM-0001RA-ID for bug-gnu-emacs@gnu.org; Sat, 01 Apr 2017 16:46:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cuPuM-0001C8-BJ for bug-gnu-emacs@gnu.org; Sat, 01 Apr 2017 16:46:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 01 Apr 2017 20:46:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 26333 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 26333-submit@debbugs.gnu.org id=B26333.14910795124489 (code B ref 26333); Sat, 01 Apr 2017 20:46:02 +0000 Original-Received: (at 26333) by debbugs.gnu.org; 1 Apr 2017 20:45:12 +0000 Original-Received: from localhost ([127.0.0.1]:55987 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cuPtX-0001AK-Pj for submit@debbugs.gnu.org; Sat, 01 Apr 2017 16:45:12 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:51935) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cuPtV-0001A6-C4 for 26333@debbugs.gnu.org; Sat, 01 Apr 2017 16:45:09 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cuPtM-0000aV-7n for 26333@debbugs.gnu.org; Sat, 01 Apr 2017 16:45:04 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:51806) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cuPtM-0000aH-4i; Sat, 01 Apr 2017 16:45:00 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:3026 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1cuPtK-0000hh-KQ; Sat, 01 Apr 2017 16:44:59 -0400 In-reply-to: <87pogwrl30.fsf@bistromath> (message from Steven Allen on Sat, 01 Apr 2017 12:20:35 -0700) 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:131180 Archived-At: > From: Steven Allen > Date: Sat, 01 Apr 2017 12:20:35 -0700 > > > 1. Start `emacs -Q` (GUI mode, GTK3). > 2. Open a scratch buffer. > 3. Insert a MATHMATICAL SANS-SERIF BOLD SMALL LAMBDA (0x1D77A): 𝝺 > > The first time this character is displayed, Emacs hangs for ~15 seconds > pegging the CPU at 100%. Unfortunately, the profiler doesn't seem to > notice/record this hang. That's normal: Emacs is looking for a font that can display this character. If you install the Symbola font, I think the search will be much faster.