GNU bug report logs - #10288
24.0.92; font-lock-mode/c++-mode extremely slow on this file

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From: Kan-Ru Chen <kanru <at> kanru.info>
To: 10288 <at> debbugs.gnu.org
Subject: bug#10288: 24.0.92; font-lock-mode/c++-mode extremely slow on this file
Date: Tue, 13 Dec 2011 18:03:14 +0800

[Message part 1 (text/plain, inline)]

File attached.

$ emacs -Q -nw test.cpp

Emacs become slow to complete unresponsive if the pointer was in the
middle of the initializer.

In GNU Emacs 24.0.92.1 (x86_64-pc-linux-gnu, GTK+ Version 3.2.2)
 of 2011-12-06 on zelenka, modified by Debian
 (emacs-snapshot package, version 1:20111206-1)
configured using `configure  '--build' 'x86_64-linux-gnu' '--host' 'x86_64-linux-gnu' '--prefix=/usr' '--sharedstatedir=/var/lib' '--libexecdir=/usr/lib' '--localstatedir=/var' '--infodir=/usr/share/info' '--mandir=/usr/share/man' '--with-pop=yes' '--enable-locallisppath=/etc/emacs-snapshot:/etc/emacs:/usr/local/share/emacs/24.0.92/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/24.0.92/site-lisp:/usr/share/emacs/site-lisp' '--without-compress-info' '--with-crt-dir=/usr/lib/x86_64-linux-gnu/' '--with-x=yes' '--with-x-toolkit=gtk3' '--with-imagemagick=yes' 'build_alias=x86_64-linux-gnu' 'host_alias=x86_64-linux-gnu' 'CFLAGS=-DDEBIAN -DSITELOAD_PURESIZE_EXTRA=5000 -g -O2''

Important settings:
  value of $LC_ALL: nil
  value of $LC_COLLATE: nil
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: en_US.UTF-8
  value of $XMODIFIERS: @im=uim
  locale-coding-system: utf-8-unix
  default enable-multibyte-characters: t

Major mode: C++/l

Minor modes in effect:
  tooltip-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
  auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t
  transient-mark-mode: t
  abbrev-mode: t

-- 
Kanru

[test.cpp (text/x-c++src, attachment)]

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