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#56682: Fix the long lines font locking related slowdowns Date: Sat, 23 Jul 2022 22:12:27 +0300 Message-ID: <83mtczhcdg.fsf@gnu.org> References: <837d46mjen.fsf@gnu.org> <8335esjppt.fsf@gnu.org> <837d43j198.fsf@gnu.org> <83y1wjhkkh.fsf@gnu.org> <43b4cf4f0d23ab554c05@heytings.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10266"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 56682@debbugs.gnu.org, monnier@iro.umontreal.ca To: Gregory Heytings Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Jul 23 21:13:11 2022 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 1oFKYo-0002Sq-PZ for geb-bug-gnu-emacs@m.gmane-mx.org; 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a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=8v15eGjbP3iR6rpU88ZhxIo/ml42mqr5NLQi6gmHplA=; b=UL964zAqTvJ8 9V+ppIZBFf3FRkqVIvcr+cer9AYsG/D6fDvaWDXCmmHYUsEQOU49Kl4ikDIpoFTgt+K7rL2EzH0Fm x57UggNRl+24XbUgF3uqff76931LOvD227BrGRV8Ri/mxOdc1dZnRmLFSPnvbq8M6uqQInfDoKnJM XnBZjCxASsbuYOdqAAZNA4/VHb2Ytrw7TiwuIlWstYEp47NEDNlc5L5pxt0kB2ALrmIcIVMtNFkju VqPoHTJH/F0xYwlTcA3Oa0QpXvT41Uc7Rmtli0EwZBgp0qB1L8Xx1hUcBk+CuX0B3m6J1HDliIn0/ SESV3oHBpKzOtJSr67dlwg==; Original-Received: from [87.69.77.57] (port=3460 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oFKY9-0001CG-Ed; Sat, 23 Jul 2022 15:12:29 -0400 In-Reply-To: <43b4cf4f0d23ab554c05@heytings.org> (message from Gregory Heytings on Sat, 23 Jul 2022 19:05:54 +0000) 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:237788 Archived-At: > Date: Sat, 23 Jul 2022 19:05:54 +0000 > From: Gregory Heytings > cc: Stefan Monnier , bug-gnu-emacs@gnu.org > > > My bet is indeed on the mere presence of text properties, plus the fact > > that we need to merge faces. > > That's precisely what I've been investigating during the last day. I > probably need two or three more days to reach a conclusion, so please tell > me if you're doing that in parallel. I'm not. I did the measurements, and so did Gerd, but I'm not looking into the font-lock influence any deeper than that.