From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: New optimisations for long raw strings in C++ Mode. Date: Tue, 09 Aug 2022 17:35:26 +0200 Message-ID: <87k07hxwe9.fsf@gnus.org> References: <87r11s2p7f.fsf@gnus.org> <87fsi818ju.fsf@gnus.org> <87wnbkyuhe.fsf@gnus.org> <83sfm8vxht.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="32658"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Eli Zaretskii , emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Aug 09 17:41:03 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 1oLRLq-0008Ik-EK for ged-emacs-devel@m.gmane-mx.org; Tue, 09 Aug 2022 17:41:02 +0200 Original-Received: from localhost ([::1]:46490 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oLRLo-0005HM-He for ged-emacs-devel@m.gmane-mx.org; Tue, 09 Aug 2022 11:41:00 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56752) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLRGZ-00077R-D5 for emacs-devel@gnu.org; Tue, 09 Aug 2022 11:35:35 -0400 Original-Received: from quimby.gnus.org ([2a01:4f9:2b:f0f::2]:40830) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLRGX-00040g-IR; Tue, 09 Aug 2022 11:35:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:Date:References: In-Reply-To:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=+wS3jzoy/g2AU/phDXD05doM9Kw1/hMFw0J4WRLEYpE=; b=p0KEEJZD+niZ6peCsuEWeDAD2R yqOYaP6HnWFIFZS5OAjGR+5zBZJzQQslrLITdk9vyasvr+4TxoG/Ldp7I8hgJyn1x5DVDhbDGjjjG /YI36O1vYz/62b4UT3Ad/92HypiJdHYObKluXUTZLjZRpeKhgB3NYANqDmGrhniMX5Sc=; Original-Received: from [84.212.220.105] (helo=joga) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oLRGT-0004TM-2x; Tue, 09 Aug 2022 17:35:31 +0200 In-Reply-To: (Alan Mackenzie's message of "Tue, 9 Aug 2022 11:00:40 +0000") Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAABGdBTUEAALGPC/xhBQAAACBj SFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAAIVBMVEUFBAQgHh8vLi9O TU1gXl5APj+Mi4tvbW6ioqKAf3////+L6EbXAAAAAWJLR0QKaND0VgAAAAd0SU1FB+YICQ8eHmSj E/UAAAGsSURBVDjLrZPNUoMwEMc3Ae01tGo90i2Va0lq8dgCUzw61gfwo6MetXTgAZzx7owPLCQU CLQ395KQH/v13wSgMsLgsI1HR0Bwdo2H2CAIPILcsLVTRsMxg36eaK6BQfqG/i5dJQLEpBHuRIhx 4DALhJ9xcGsfd4Ie9/INdYWzLCKWDbwgB1L+Z25tmMJ+f1/3RjiHfZZ12KxkhHkyaYZYNiukzvRc 7fBqoUuTPAgZGpctIQR15OpvIx0MgcsUKbF0YDAZeyjachreR7E4XhtQIcHZtA0glLEvFh2QyDIv PzvAVx54V8+rVFtKdMpQCVNY2aHUqMcMCbAGrl9U2rNlvQRY1edslOVBT1GJTixmKUSCqRpTeW7Z JaBqPr3HjiQbCYwuSOTS23S0imQ/0fyIR/+Ws5a4CpCbZ92Bx6H60/zSPKhV3dF3bSIE1/vtxZPm wauRmt91LAKmY1dfq3pWHLFxOZbpvmLKhvGiBn0z/VHP2ci82G7kgyzmrHiWEZs3HID2cR5GWYDu 1uWDRleEgzmOf9/i11Xr9o3ytnZiFiW6atLyd0TwwPk/2B8L1jnf5d7zRAAAACV0RVh0ZGF0ZTpj cmVhdGUAMjAyMi0wOC0wOVQxNTozMDozMCswMDowMGFbj64AAAAldEVYdGRhdGU6bW9kaWZ5ADIw MjItMDgtMDlUMTU6MzA6MzArMDA6MDAQBjcSAAAAAElFTkSuQmCC X-Now-Playing: Propaganda's _Outside World_: "Das Testament des Dr Mabuse (13th Life Mix)" Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action 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:293313 Archived-At: Alan Mackenzie writes: > I've committed the fix. Now the sequence > (i) emacs -Q > (ii) M-: (setq long-line-threshold nil) > (iii) Insert opening and closing raw string delimiters into a C++ Mode > buffer. > (iv) Put point between the delimiters. > (v) M-: (insert (make-string 1000000 ?y)) > > works in a reasonable amount of time (the last step takes under a second > on my system), especially considering that the code scans the inserted > string for a closing raw string delimiter. I can confirm that this is fast now; thanks.