From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Barzilay Newsgroups: gmane.emacs.bugs Subject: bug#24953: 25.1; Possible inefficiency in UTF-8 Date: Tue, 15 Nov 2016 23:25:35 -0500 Message-ID: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1479270419 17687 195.159.176.226 (16 Nov 2016 04:26:59 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 16 Nov 2016 04:26:59 +0000 (UTC) To: 24953@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Nov 16 05:26:50 2016 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 1c6rnU-0006qS-Su for geb-bug-gnu-emacs@m.gmane.org; Wed, 16 Nov 2016 05:26:09 +0100 Original-Received: from localhost ([::1]:50586 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c6rnY-0006se-40 for geb-bug-gnu-emacs@m.gmane.org; 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Tue, 15 Nov 2016 23:25:40 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c6rmz-0005Bi-PN for bug-gnu-emacs@gnu.org; Tue, 15 Nov 2016 23:25:39 -0500 Original-Received: from mail-yb0-x233.google.com ([2607:f8b0:4002:c09::233]:34840) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1c6rmz-0005BZ-Ip for bug-gnu-emacs@gnu.org; Tue, 15 Nov 2016 23:25:37 -0500 Original-Received: by mail-yb0-x233.google.com with SMTP id d128so41059699ybh.2 for ; Tue, 15 Nov 2016 20:25:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=barzilay-org.20150623.gappssmtp.com; s=20150623; h=mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=qa/wJwBtpUwsI6eTfQrsCFPADblmM05ww2zr58aHmLs=; b=NkCS5be0rru+jxcFvRQoaKbFM39EiQc5ZAJSvpkNBeGjccKse9lwcGi7LT22tsKjX4 hhDFWgwiId4LfVy7RSYNCeyA6t8pWUOyRHpNTBcYqQk3WXQxU4VJ20bSPrhznhZNYKM/ jyV1qJeK4fL0L4F+K79iJuyyaeqRerB9V5bk7lZRgeS6IwivSP3dqXN8eA+2/oZBHPAC pwxt7w0G8gmcTUGccqAbRq11K/L9pQeGewmhSnyBCLa98zh+mevN2Rj0KLqVbi7+mAA/ wBG2U2ARI8lNrpae+PdvmsWZEi9phKgNDm8eul13C+RacvIEo70fUS2zxQ0iHNd46pac QVpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:from:date:message-id:subject:to :content-transfer-encoding; bh=qa/wJwBtpUwsI6eTfQrsCFPADblmM05ww2zr58aHmLs=; b=EhmKC4DjshncveKAgocjrNjz02mDbbYMwo/QLF6XcH6cXgCL5BOvbxLiW6Zz3SYzki cYNkoVYGVzWZqFzx2293Q2JCG5EQHnox38xw6H3tLrcPsSaQ0Vvgi65dEVvZ0OaaRJ0H BDD/A4uPWzbA/kkAdkkuGQyDsXZ3q+X2hoBbD09nH6gpXtPWsWGbS2l0ey7ncejKUKaI SdxD5tJGD7pI1GLeAjQTsUaGNAvtAgRXCslQIetzRGaZ6a6fy9Pc/3/bQIgw90kXUnyA cyhEgSzZO1uo8XKjakvEvgzDVTvziX6+0ELZDTiOKXy5NgNl+dvILmwGmd2m1bCkzouB Z/ZQ== X-Gm-Message-State: ABUngve47yB9GoeLs4TC01Q9PNY2pyowELfBn2nYHhWqvOkqVGqBUkCsTRyhSDsBl70d/zA8EVFV8n3i/Q2AJw== X-Received: by 10.37.174.65 with SMTP id g1mr506962ybe.10.1479270336376; Tue, 15 Nov 2016 20:25:36 -0800 (PST) Original-Received: by 10.37.25.136 with HTTP; Tue, 15 Nov 2016 20:25:35 -0800 (PST) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:125747 Archived-At: In an empty buffer, insert a pile of "foo" lines (a few screens high), in the middle, add the result of (insert #x23ce) (to get the unicode character). Now `C-x RET l' and "UTF-8". Now, just moving the cursor around in the buffer shows very noticeable delays, up to more than a second. In the default language of "English" I don't see that happening. This is on a Windows 7 machine. In GNU Emacs 25.1.1 (x86_64-w64-mingw32) of 2016-09-17 built on LAPHROAIG Windowing system distributor 'Microsoft Corp.', version 6.1.7601 Configured using: 'configure --without-dbus --without-compress-install CFLAGS=3D-static' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY ACL GNUTLS LIBXML2 ZLIB TOOLKIT_SCROLL_BARS Important settings: value of $LC_COLLATE: POSIX value of $LANG: en_US.UTF-8 locale-coding-system: cp1252 Major mode: Text Minor modes in effect: tooltip-mode: t global-eldoc-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Recent messages: next-line: End of buffer [9 times] previous-line: Beginning of buffer [6 times] Mark set [90 times] previous-line: Beginning of buffer [10 times] You can run the command =E2=80=98set-language-environment=E2=80=99 with C-x= RET l Auto-saving...done next-line: End of buffer [11 times] previous-line: Beginning of buffer [10 times] next-line: End of buffer [9 times] Making completion list... Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message idna dired format-spec rfc822 mml mml-sec password-cache epg epg-config gnus-util mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util help-fns help-mode easymenu cl-loaddefs pcase cl-lib mail-prsvr mail-utils time-date mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type mwheel dos-w32 ls-lisp disp-table w32-win w32-vars term/common-win tool-bar dnd fontset image regexp-opt fringe tabulated-list newcomment elisp-mode lisp-mode prog-mode register page menu-bar rfn-eshadow timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core frame cl-generic cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese charscript case-table epa-hook jka-cmpr-hook help simple abbrev minibuffer cl-preloaded nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote w32notify w32 multi-tty make-network-process emacs) Memory information: ((conses 16 91694 5152) (symbols 56 19958 0) (miscs 48 116 129) (strings 32 16382 3241) (string-bytes 1 443818) (vectors 16 11828) (vector-slots 8 426659 5914) (floats 8 164 74) (intervals 56 442 840) (buffers 976 25)) --=20 ((x=3D>x(x))(x=3D>x(x))) Eli Barzilay: http://barzilay.org/ Maze is Life!