From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Ryan B Newsgroups: gmane.emacs.devel Subject: Re: Making font-lock handle long lines better Date: Sat, 11 Feb 2017 14:06:08 -0800 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=94eb2c03d92af354590548486bbf X-Trace: blaine.gmane.org 1486870128 22320 195.159.176.226 (12 Feb 2017 03:28:48 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 12 Feb 2017 03:28:48 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Feb 12 04:28:43 2017 Return-path: Envelope-to: ged-emacs-devel@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 1cckqB-0005WJ-6f for ged-emacs-devel@m.gmane.org; Sun, 12 Feb 2017 04:28:43 +0100 Original-Received: from localhost ([::1]:50569 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cckqG-0000NW-OJ for ged-emacs-devel@m.gmane.org; Sat, 11 Feb 2017 22:28:48 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41302) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ccfoC-0007ne-Fk for emacs-devel@gnu.org; Sat, 11 Feb 2017 17:06:21 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ccfo7-0001hd-Ht for emacs-devel@gnu.org; Sat, 11 Feb 2017 17:06:20 -0500 Original-Received: from smtp1.cs.stanford.edu ([171.64.64.25]:39110) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ccfo7-0001hS-B2 for emacs-devel@gnu.org; Sat, 11 Feb 2017 17:06:15 -0500 Original-Received: from mail-ua0-f173.google.com ([209.85.217.173]:33159) by smtp1.cs.Stanford.EDU with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.88) (envelope-from ) id 1ccfo2-0005XN-6c for emacs-devel@gnu.org; Sat, 11 Feb 2017 14:06:12 -0800 Original-Received: by mail-ua0-f173.google.com with SMTP id i68so48467041uad.0 for ; Sat, 11 Feb 2017 14:06:10 -0800 (PST) X-Gm-Message-State: AMke39k96xlrIsK/vLT2z4AsullOJTtfvyD+pH4u3s/QxdDfqmJo1mHFAAPmOQ2uslLEjJ5ud3uIxOOK2Y6s6g== X-Received: by 10.159.54.205 with SMTP id p71mr6638338uap.61.1486850769504; Sat, 11 Feb 2017 14:06:09 -0800 (PST) Original-Received: by 10.176.65.134 with HTTP; Sat, 11 Feb 2017 14:06:08 -0800 (PST) Original-Received: by 10.176.65.134 with HTTP; Sat, 11 Feb 2017 14:06:08 -0800 (PST) In-Reply-To: X-Gmail-Original-Message-ID: X-Scan-Signature: 078eb853d78558c6c655f7b6c94b391a X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 171.64.64.25 X-Mailman-Approved-At: Sat, 11 Feb 2017 22:27:46 -0500 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:212258 Archived-At: --94eb2c03d92af354590548486bbf Content-Type: text/plain; charset=UTF-8 On Feb 10, 2017 7:44 AM, "Ryan B" wrote: even on modern hardware, fontifying still hangs my emacs for 5-10s on long lines, e.g. 10k-20k characters, whenever they appear. I've filled a bug report with a minimal test case for this here: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=25682 --94eb2c03d92af354590548486bbf Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
On Feb 10, 2017 7:44 AM, "Ryan B" <public@ryanb.org> wrote:
=
even on modern hardware= , fontifying still hangs my emacs for 5-10s on long lines, e.g. 10k-20k cha= racters, whenever they appear.

I've filled a bug repo= rt with a minimal test case for this here: