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.devel Subject: Re: New optimisations for long raw strings in C++ Mode. Date: Wed, 10 Aug 2022 19:35:58 +0300 Message-ID: <83edxoqcnl.fsf@gnu.org> References: <83sfm8vxht.fsf@gnu.org> <87k07hxwe9.fsf@gnus.org> <87fsi5xw9l.fsf@gnus.org> <83wnbhtlzb.fsf@gnu.org> <703c2351d96919276449@heytings.org> <83o7wsqlcm.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19838"; mail-complaints-to="usenet@ciao.gmane.io" Cc: gregory@heytings.org, larsi@gnus.org, emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Aug 10 18:38:44 2022 Return-path: Envelope-to: ged-emacs-devel@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 1oLojD-0004xE-EX for ged-emacs-devel@m.gmane-mx.org; Wed, 10 Aug 2022 18:38:43 +0200 Original-Received: from localhost ([::1]:43114 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oLojC-0002SA-9s for ged-emacs-devel@m.gmane-mx.org; Wed, 10 Aug 2022 12:38:42 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:45922) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLogi-0000Qi-Tc for emacs-devel@gnu.org; Wed, 10 Aug 2022 12:36:08 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36950) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLogh-0004Qy-PD; Wed, 10 Aug 2022 12:36:07 -0400 DKIM-Signature: v=1; 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=Bqh8eOzPFSHYB7wATJpAxuyaIWGrLBucono/VmzUQDU=; b=I++xujuhR1i8 BdtHhlKlHhq7WkJe8Xf0J2yZ+j/oiu61L2HM80jiLN8TZ485HsK1v2xUPXlVYxAj698ya4Rdy7RlS iF9EF9ISiOMJ+KwQslLcuvi2EMPe4LS2Gik8fR2nzICpE4s/9Zon8qmxMwlCP2k/eMXa3W4aDMbkX bDVCRgEUo6lx+jWY6pLDsg/Qs8+UA/BRIIlxxiF+c8WD0kaAbCmbmDvZxcd4TsCZdtVYC9elSUkYu QbIttAgRzRrKX/o76lFEpjgZ1AvbR5zr6aBEWA0BF0+XUuqcfk35CPxyMW1S0z+NesngBqxuBaVUF 9Lt3nezaENiYVFNkNRedyA==; Original-Received: from [87.69.77.57] (port=1813 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 1oLogh-0003Kw-88; Wed, 10 Aug 2022 12:36:07 -0400 In-Reply-To: (message from Alan Mackenzie on Wed, 10 Aug 2022 16:23:27 +0000) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:293357 Archived-At: > Date: Wed, 10 Aug 2022 16:23:27 +0000 > Cc: gregory@heytings.org, larsi@gnus.org, emacs-devel@gnu.org > From: Alan Mackenzie > > > > Er, actually, CC Mode has been around a tad longer than the new feature. > > > That just means it had been doing what it shouldn't for a very long > > time. It doesn't get any good points for that. > > CC Mode has not been doing anything wrong in accessing the buffers it > controls. The idea that one should access only the characters in the > (BEG END) supplied by fontification_functions (and jit-lock) is false. > It has no basis in rationality. And in fact, standard font-locking > itself accesses (via syntax-ppss) all character positions from BOB to > BEG. You seem to disagree with a major idea of the design of the Emacs display engine.