From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: waterloo Newsgroups: gmane.emacs.bugs,gmane.emacs.pretest.bugs Subject: bug#3821: 23.0.96; redundant comma Date: Sat, 11 Jul 2009 21:56:33 +0800 Message-ID: <907065090907110656i3d49ef4do3fdb636eb5ce0167@mail.gmail.com> Reply-To: waterloo , 3821@emacsbugs.donarmstrong.com NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=000e0cd17d6ee9a1f6046e6e74b0 X-Trace: ger.gmane.org 1247321872 22593 80.91.229.12 (11 Jul 2009 14:17:52 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 11 Jul 2009 14:17:52 +0000 (UTC) To: emacs-pretest-bug@gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jul 11 16:17:46 2009 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1MPdOZ-0007hj-6d for geb-bug-gnu-emacs@m.gmane.org; Sat, 11 Jul 2009 16:17:44 +0200 Original-Received: from localhost ([127.0.0.1]:52163 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MPdOY-0005OM-61 for geb-bug-gnu-emacs@m.gmane.org; Sat, 11 Jul 2009 10:17:42 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MPdOS-0005O6-UG for bug-gnu-emacs@gnu.org; Sat, 11 Jul 2009 10:17:36 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MPdON-0005Nf-LA for bug-gnu-emacs@gnu.org; Sat, 11 Jul 2009 10:17:36 -0400 Original-Received: from [199.232.76.173] (port=46335 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MPdON-0005Nc-Hd for bug-gnu-emacs@gnu.org; Sat, 11 Jul 2009 10:17:31 -0400 Original-Received: from rzlab.ucr.edu ([138.23.92.77]:49603) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1MPdOM-0005eJ-UA for bug-gnu-emacs@gnu.org; Sat, 11 Jul 2009 10:17:31 -0400 Original-Received: from rzlab.ucr.edu (rzlab.ucr.edu [127.0.0.1]) by rzlab.ucr.edu (8.14.3/8.14.3/Debian-5) with ESMTP id n6BEHRo4002223; Sat, 11 Jul 2009 07:17:29 -0700 Original-Received: (from debbugs@localhost) by rzlab.ucr.edu (8.14.3/8.14.3/Submit) id n6BE56bo032090; Sat, 11 Jul 2009 07:05:06 -0700 X-Loop: owner@emacsbugs.donarmstrong.com Resent-From: waterloo Resent-To: bug-submit-list@donarmstrong.com Resent-CC: Emacs Bugs Resent-Date: Sat, 11 Jul 2009 14:05:05 +0000 Resent-Message-ID: Resent-Sender: owner@emacsbugs.donarmstrong.com X-Emacs-PR-Message: report 3821 X-Emacs-PR-Package: emacs X-Emacs-PR-Keywords: Original-Received: via spool by submit@emacsbugs.donarmstrong.com id=B.124732063830869 (code B ref -1); Sat, 11 Jul 2009 14:05:05 +0000 Original-Received: (at submit) by emacsbugs.donarmstrong.com; 11 Jul 2009 13:57:18 +0000 X-Spam-Bayes: score:0.5 Bayes not run. spammytokens:Tokens not available. hammytokens:Tokens not available. Original-Received: from fencepost.gnu.org (fencepost.gnu.org [140.186.70.10]) by rzlab.ucr.edu (8.14.3/8.14.3/Debian-5) with ESMTP id n6BDv8Ru030852 for ; Sat, 11 Jul 2009 06:57:09 -0700 Original-Received: from mx10.gnu.org ([199.232.76.166]:51134) by fencepost.gnu.org with esmtp (Exim 4.67) (envelope-from ) id 1MPd4H-0005Rz-GP for emacs-pretest-bug@gnu.org; Sat, 11 Jul 2009 09:57:07 -0400 Original-Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1MPd4A-0001h9-Di for emacs-pretest-bug@gnu.org; Sat, 11 Jul 2009 09:56:41 -0400 Original-Received: from mail-pz0-f202.google.com ([209.85.222.202]:33978) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MPd48-0001fo-7t for emacs-pretest-bug@gnu.org; Sat, 11 Jul 2009 09:56:37 -0400 Original-Received: by pzk40 with SMTP id 40so378917pzk.14 for ; Sat, 11 Jul 2009 06:56:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type; bh=TvcmyUuc74j32pLAT6IikIshLS1/0DS0JxXiKAVA29Q=; b=Oz93ojOmSuG71kDvWF1IrQGK0lLmTayJW7OtkQLEpHrqBr/l/leyaClvcBKRKqAdZq +0uecw4Dtmk7KKy+FcvQxm0qv6slETFQ+IHz2Jxo2hu1rUOkTMXRgMtCkhkFyemHpxTB 1AXLJqgffPlebhV8AmdDKwqpxVyARPHTZediE= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=PUPUWFzJlmi2fd1VO6bq7WATQ7zS5ULzSa8gVERkPMM2qOT+ZG8s6wmg4A42YFWvFo Lg4gTv+sBqH0aWMLT2YNuLCIf3rWnyW16LFKJyCzHcs86+REb2US7s/pOYIuYAz76qJl I4Od7tRNPkr0E5W2wwpe/yDrYSGTIeN5nU/OU= Original-Received: by 10.142.193.13 with SMTP id q13mr881270wff.222.1247320593768; Sat, 11 Jul 2009 06:56:33 -0700 (PDT) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) Resent-Date: Sat, 11 Jul 2009 10:17:36 -0400 X-BeenThere: bug-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:29322 gmane.emacs.pretest.bugs:24771 Archived-At: --000e0cd17d6ee9a1f6046e6e74b0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit --text follows this line-- Please write in English if possible, because the Emacs maintainers usually do not have translators to read other languages for them. Your bug report will be posted to the emacs-pretest-bug@gnu.org mailing list. Please describe exactly what actions triggered the bug and the precise symptoms of the bug: In 34.3.1.3 Backslash Constructs in Regular Expressions of Emacs Lisp Reference , If a particular grouping construct in the regular expression was never matched--for instance, if it appears inside of an alternative that wasn't used, or inside of a repetition that repeated zero times--then the corresponding `\DIGIT' construct never matches anything. To use an artificial example,, `\(foo\(b*\)\|lose\)\2' cannot match `lose': the second alternative inside the larger group matches it, but then `\2' is undefined and can't match anything. But it can match `foobb', because the first alternative matches `foob' and `\2' matches `b'. After "To use an artificial example" , there are two commas . PS. why can I not send bug in emacs ? it says :Sending...failed with exit value 1 Thanks If Emacs crashed, and you have the Emacs process in the gdb debugger, please include the output from the following gdb commands: `bt full' and `xbacktrace'. If you would like to further debug the crash, please read the file /usr/share/emacs/23.0.96/etc/DEBUG for instructions. In GNU Emacs 23.0.96.1 (i686-pc-linux-gnu, GTK+ Version 2.16.1) of 2009-07-09 on laptop Windowing system distributor `The X.Org Foundation', version 11.0.10503000 configured using `configure '--prefix=/usr' '--build=i686-pc-linux-gnu' '--host=i686-pc-linux-gnu' '--mandir=/usr/share/man' '--infodir=/usr/share/info' '--datadir=/usr/share' '--sysconfdir=/etc' '--localstatedir=/var/lib' '--program-suffix=-emacs-23' '--infodir=/usr/share/info/emacs-23' '--with-sound' '--with-x' '--without-toolkit-scroll-bars' '--with-gif' '--with-jpeg' '--with-png' '--with-rsvg' '--with-tiff' '--with-xpm' '--with-xft' '--without-libotf' '--without-m17n-flt' '--with-x-toolkit=gtk' '--without-hesiod' '--without-kerberos' '--without-kerberos5' '--with-gpm' '--with-dbus' 'build_alias=i686-pc-linux-gnu' 'host_alias=i686-pc-linux-gnu' 'CFLAGS=-O2 -march=pentium-m -pipe' 'LDFLAGS=-Wl,-O1'' Important settings: value of $LC_ALL: nil value of $LC_COLLATE: en_US.UTF-8 value of $LC_CTYPE: zh_CN.UTF-8 value of $LC_MESSAGES: en_US.UTF-8 value of $LC_MONETARY: en_US.UTF-8 value of $LC_NUMERIC: en_US.UTF-8 value of $LC_TIME: en_US.UTF-8 value of $LANG: en_US.UTF-8 value of $XMODIFIERS: @im=SCIM locale-coding-system: utf-8-unix default-enable-multibyte-characters: t Major mode: Info Minor modes in effect: show-paren-mode: t display-time-mode: t global-auto-complete-mode: t desktop-save-mode: t yas/minor-mode: t auto-image-file-mode: t shell-dirtrack-mode: t tooltip-mode: t tool-bar-mode: t mouse-wheel-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t global-auto-composition-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t column-number-mode: t line-number-mode: t transient-mark-mode: t abbrev-mode: t Recent input: C-x 1 Recent messages: bunzip2ing elisp-7.info.bz2...done goto-history-element: Beginning of history; no preceding item [7 times] 200 matches (limit reached) [2 times] byte-code: End of buffer Mark set No matches [6 times] byte-code: End of buffer [5 times] bunzip2ing elisp-8.info.bz2...done byte-code: End of buffer [2 times] bunzip2ing elisp-7.info.bz2...done --000e0cd17d6ee9a1f6046e6e74b0 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable --text follows this line--

Please write in English if possible, beca= use the Emacs maintainers
usually do not have translators to read other = languages for them.

Your bug report will be posted to the emacs-pretest-bug@gnu.org mailing li= st.

Please describe exactly what actions triggered the bug
and the preci= se symptoms of the bug:

In 34.3.1.3 Backslash Constructs in Regular = Expressions of Emacs Lisp
Reference ,
=A0=A0=A0=A0 If a particular gr= ouping construct in the regular expression was
=A0=A0=A0=A0 never matched--for instance, if it appears inside of an
=A0= =A0=A0=A0 alternative that wasn't used, or inside of a repetition that<= br>=A0=A0=A0=A0 repeated zero times--then the corresponding `\DIGIT' co= nstruct
=A0=A0=A0=A0 never matches anything.=A0 To use an artificial exa= mple,,
=A0=A0=A0=A0 `\(foo\(b*\)\|lose\)\2' cannot match `lose': the secon= d
=A0=A0=A0=A0 alternative inside the larger group matches it, but then = `\2' is
=A0=A0=A0=A0 undefined and can't match anything.=A0 But = it can match `foobb',
=A0=A0=A0=A0 because the first alternative matches `foob' and `\2' = matches
=A0=A0=A0=A0 `b'.

After "To use an artificial ex= ample" , there are two commas .

PS. why=A0 can I not send bug i= n emacs ?
it says :Sending...failed with exit value 1

Thanks


If Emacs crashed, and you have the Emacs process in t= he gdb debugger,
please include the output from the following gdb comman= ds:
=A0=A0=A0 `bt full' and `xbacktrace'.
If you would like t= o further debug the crash, please read the file
/usr/share/emacs/23.0.96/etc/DEBUG for instructions.


In GNU Emac= s 23.0.96.1 (i686-pc-linux-gnu, GTK+ Version 2.16.1)
=A0of 2009-07-09 on= laptop
Windowing system distributor `The X.Org Foundation', version= 11.0.10503000
configured using `configure=A0 '--prefix=3D/usr' '--build=3Di68= 6-pc-linux-gnu' '--host=3Di686-pc-linux-gnu' '--mandir=3D/u= sr/share/man' '--infodir=3D/usr/share/info' '--datadir=3D/u= sr/share' '--sysconfdir=3D/etc' '--localstatedir=3D/var/lib= ' '--program-suffix=3D-emacs-23' '--infodir=3D/usr/share/in= fo/emacs-23' '--with-sound' '--with-x' '--without-t= oolkit-scroll-bars' '--with-gif' '--with-jpeg' '--w= ith-png' '--with-rsvg' '--with-tiff' '--with-xpm= 9; '--with-xft' '--without-libotf' '--without-m17n-flt&= #39; '--with-x-toolkit=3Dgtk' '--without-hesiod' '--wit= hout-kerberos' '--without-kerberos5' '--with-gpm' '= --with-dbus' 'build_alias=3Di686-pc-linux-gnu' 'host_alias= =3Di686-pc-linux-gnu' 'CFLAGS=3D-O2 -march=3Dpentium-m -pipe' &= #39;LDFLAGS=3D-Wl,-O1''

Important settings:
=A0 value of $LC_ALL: nil
=A0 value of $LC_CO= LLATE: en_US.UTF-8
=A0 value of $LC_CTYPE: zh_CN.UTF-8
=A0 value of $= LC_MESSAGES: en_US.UTF-8
=A0 value of $LC_MONETARY: en_US.UTF-8
=A0 v= alue of $LC_NUMERIC: en_US.UTF-8
=A0 value of $LC_TIME: en_US.UTF-8
=A0 value of $LANG: en_US.UTF-8
= =A0 value of $XMODIFIERS: @im=3DSCIM
=A0 locale-coding-system: utf-8-uni= x
=A0 default-enable-multibyte-characters: t

Major mode: Info
=
Minor modes in effect:
=A0 show-paren-mode: t
=A0 display-time-mode: t
=A0 global-auto-compl= ete-mode: t
=A0 desktop-save-mode: t
=A0 yas/minor-mode: t
=A0 aut= o-image-file-mode: t
=A0 shell-dirtrack-mode: t
=A0 tooltip-mode: t=A0 tool-bar-mode: t
=A0 mouse-wheel-mode: t
=A0 menu-bar-mode: t
=A0 file-name-shadow-mod= e: t
=A0 global-font-lock-mode: t
=A0 font-lock-mode: t
=A0 blink-= cursor-mode: t
=A0 global-auto-composition-mode: t
=A0 auto-compositi= on-mode: t
=A0 auto-encryption-mode: t
=A0 auto-compression-mode: t
=A0 column-n= umber-mode: t
=A0 line-number-mode: t
=A0 transient-mark-mode: t
= =A0 abbrev-mode: t

Recent input:
<triple-down-mouse-5> <= triple-mouse-5> <triple-down-mouse-5>
<triple-mouse-5> <triple-down-mouse-5> <triple-mouse-5> <= br><down-mouse-5> <mouse-5> <double-down-mouse-5> <dou= ble-mouse-5>
<down-mouse-4> <mouse-4> <double-down-mo= use-4> <double-mouse-4>
<triple-down-mouse-4> <triple-mouse-4> <triple-down-mouse-4&= gt;
<triple-mouse-4> <triple-down-mouse-4> <triple-mouse= -4>
<triple-down-mouse-4> <triple-mouse-4> <down-mous= e-4>
<mouse-4> <double-down-mouse-4> <double-mouse-4> <trip= le-down-mouse-4>
<triple-mouse-4> <triple-down-mouse-4> = <triple-mouse-4>
<triple-down-mouse-4> <triple-mouse-4&g= t; <help-echo>
<down-mouse-1> <mouse-1> <help-echo> <help-echo> &l= t;down-mouse-1>
<help-echo> <mouse-2> <help-echo> = <down-mouse-5> <mouse-5>
<double-down-mouse-5> <do= uble-mouse-5> <triple-down-mouse-5>
<triple-mouse-5> <triple-down-mouse-5> <triple-mouse-5> <= br><triple-down-mouse-5> <triple-mouse-5> <triple-down-mouse= -5>
<triple-mouse-5> <down-mouse-4> <mouse-4> <= double-down-mouse-4>
<double-mouse-4> <triple-down-mouse-4> <triple-mouse-4> <= br><down-mouse-5> <mouse-5> <double-down-mouse-5> <dou= ble-mouse-5>
<triple-down-mouse-5> <triple-mouse-5> <= down-mouse-4>
<mouse-4> <double-down-mouse-4> <double-mouse-4> <trip= le-down-mouse-4>
<triple-mouse-4> <triple-down-mouse-4> = <triple-mouse-4>
<triple-down-mouse-4> <triple-mouse-4&g= t; <down-mouse-5>
<mouse-5> <double-down-mouse-5> <double-mouse-5> <trip= le-down-mouse-5>
<triple-mouse-5> <triple-down-mouse-5> = <triple-mouse-5>
<down-mouse-4> <mouse-4> <double-= down-mouse-4> <double-mouse-4>
<triple-down-mouse-4> <triple-mouse-4> <triple-down-mouse-4&= gt;
<triple-mouse-4> <triple-down-mouse-4> <triple-mouse= -4>
<triple-down-mouse-4> <triple-mouse-4> <help-echo= >
<help-echo> <down-mouse-1> <mouse-1> <help-echo> &l= t;help-echo>
<down-mouse-1> <mouse-1> <help-echo> = <down-mouse-1>
<mouse-2> <help-echo> <down-mouse-5= > <mouse-5> <double-down-mouse-5>
<double-mouse-5> <triple-down-mouse-5> <triple-mouse-5> <= br><triple-down-mouse-5> <triple-mouse-5> <triple-down-mouse= -5>
<triple-mouse-5> <triple-down-mouse-5> <triple-mo= use-5>
<triple-down-mouse-5> <triple-mouse-5> <triple-down-mouse-5&= gt;
<triple-mouse-5> <triple-down-mouse-5> <triple-mouse= -5>
<down-mouse-4> <mouse-4> <double-down-mouse-4>= <double-mouse-4>
<down-mouse-4> <mouse-4> <double-down-mouse-4> <double= -mouse-4>
<triple-down-mouse-4> <triple-mouse-4> <dow= n-mouse-4>
<mouse-4> <down-mouse-4> <mouse-4> <= double-down-mouse-4>
<double-mouse-4> <triple-down-mouse-4> <triple-mouse-4> <= br><triple-down-mouse-4> <triple-mouse-4> <triple-down-mouse= -4>
<triple-mouse-4> <triple-down-mouse-4> <triple-mo= use-4>
<triple-down-mouse-4> <triple-mouse-4> <triple-down-mouse-4&= gt;
<triple-mouse-4> <triple-down-mouse-4> <triple-mouse= -4>
<triple-down-mouse-4> <triple-mouse-4> <triple-do= wn-mouse-4>
<triple-mouse-4> <triple-down-mouse-4> <triple-mouse-4> <= br><triple-down-mouse-4> <triple-mouse-4> <help-echo> <help-echo> <help-echo> <help-echo> <help-echo> &l= t;help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <= ;help-echo>
<help-echo> <tool-bar> <Back in history&g= t; <help-echo>
<tool-bar> <Back in history> <help-= echo> <help-echo>
<down-mouse-1> <mouse-2> <down-mouse-5> <mouse-5> &= lt;double-down-mouse-5>
<double-mouse-5> <triple-down-mouse= -5> <triple-mouse-5>
<help-echo> <down-mouse-1> &l= t;mouse-2> <down-mouse-5>
<mouse-5> <double-down-mouse-5> <double-mouse-5> <trip= le-down-mouse-5>
<triple-mouse-5> <triple-down-mouse-5> = <triple-mouse-5>
<triple-down-mouse-5> <triple-mouse-5&g= t; <triple-down-mouse-5>
<triple-mouse-5> <triple-down-mouse-5> <triple-mouse-5> <= br><triple-down-mouse-5> <triple-mouse-5> <down-mouse-5> =
<mouse-5> <double-down-mouse-5> <double-mouse-5> <= down-mouse-4>
<mouse-4> <double-down-mouse-4> <double-mouse-4> <trip= le-down-mouse-4>
<triple-mouse-4> <triple-down-mouse-4> = <triple-mouse-4>
<triple-down-mouse-4> <triple-mouse-4&g= t; <triple-down-mouse-4>
<triple-mouse-4> <triple-down-mouse-4> <triple-mouse-4> <= br><triple-down-mouse-4> <triple-mouse-4> <down-mouse-4> =
<mouse-4> <down-mouse-5> <mouse-5> <double-down-mo= use-5>
<double-mouse-5> <triple-down-mouse-5> <triple-mouse-5> <= br><down-mouse-4> <mouse-4> <down-mouse-5> <mouse-5>= ; <down-mouse-5>
<mouse-5> <double-down-mouse-5> <= double-mouse-5> <down-mouse-5>
<mouse-5> <double-down-mouse-5> <double-mouse-5> <trip= le-down-mouse-5>
<triple-mouse-5> <down-mouse-5> <mou= se-5> <down-mouse-5>
<mouse-5> <down-mouse-5> <= mouse-5> <down-mouse-5> <mouse-5>
<help-echo> <help-echo> <help-echo> <help-echo> <= ;help-echo>
<help-echo> <help-echo> <help-echo> &l= t;help-echo> <help-echo>
<help-echo> <help-echo> &= lt;help-echo> <help-echo> <help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <= ;help-echo>
<help-echo> <down-mouse-1> <mouse-1> C= -x 1 <help-echo>
<help-echo> <help-echo> <help-ech= o> <help-echo> <help-echo>
<help-echo> <help-echo> <help-echo> <help-echo> <= ;help-echo>
<help-echo> <help-echo> <menu-bar> <= ;help-menu> <se
nd-emacs-bug-report>

Recent messages: bunzip2ing elisp-7.info.bz2...done
goto-history-element: Beginning of hi= story; no preceding item [7 times]
200 matches (limit reached) [2 times]=
byte-code: End of buffer
Mark set
No matches [6 times]
byte-co= de: End of buffer [5 times]
bunzip2ing elisp-8.info.bz2...done
byte-code: End of buffer [2 times]bunzip2ing elisp-7.info.bz2...done

--000e0cd17d6ee9a1f6046e6e74b0--