From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#25156: 26.0.50; `describe-text-properties' hangs with 100% cpu usage when property is a char-table Date: Sat, 10 Dec 2016 18:04:43 +0200 Message-ID: <83k2b7g484.fsf@gnu.org> References: <83oa0jg8z6.fsf@gnu.org> <87h96ber9z.fsf@users.sourceforge.net> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1481385915 31045 195.159.176.226 (10 Dec 2016 16:05:15 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 10 Dec 2016 16:05:15 +0000 (UTC) Cc: ptr.wang@gmail.com, 25156@debbugs.gnu.org To: npostavs@users.sourceforge.net Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Dec 10 17:05:11 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 1cFk97-0007Nf-UL for geb-bug-gnu-emacs@m.gmane.org; Sat, 10 Dec 2016 17:05:10 +0100 Original-Received: from localhost ([::1]:52190 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cFk9C-0002bZ-0T for geb-bug-gnu-emacs@m.gmane.org; Sat, 10 Dec 2016 11:05:14 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:40108) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cFk96-0002aR-6F for bug-gnu-emacs@gnu.org; Sat, 10 Dec 2016 11:05:09 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cFk91-0001tK-48 for bug-gnu-emacs@gnu.org; Sat, 10 Dec 2016 11:05:08 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:49963) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cFk91-0001t2-1S for bug-gnu-emacs@gnu.org; Sat, 10 Dec 2016 11:05:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cFk8z-0000L3-RA for bug-gnu-emacs@gnu.org; Sat, 10 Dec 2016 11:05:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 10 Dec 2016 16:05:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 25156 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 25156-submit@debbugs.gnu.org id=B25156.14813858861270 (code B ref 25156); Sat, 10 Dec 2016 16:05:01 +0000 Original-Received: (at 25156) by debbugs.gnu.org; 10 Dec 2016 16:04:46 +0000 Original-Received: from localhost ([127.0.0.1]:37129 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFk8j-0000KQ-SA for submit@debbugs.gnu.org; Sat, 10 Dec 2016 11:04:46 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:49101) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cFk8i-0000KB-IY for 25156@debbugs.gnu.org; Sat, 10 Dec 2016 11:04:45 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cFk8Y-0001hg-Jo for 25156@debbugs.gnu.org; Sat, 10 Dec 2016 11:04:39 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:33640) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cFk8Y-0001hY-HF; Sat, 10 Dec 2016 11:04:34 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1533 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1cFk8O-0007Zr-70; Sat, 10 Dec 2016 11:04:34 -0500 In-reply-to: <87h96ber9z.fsf@users.sourceforge.net> (npostavs@users.sourceforge.net) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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:126812 Archived-At: > From: npostavs@users.sourceforge.net > Cc: Eli Zaretskii , 25156@debbugs.gnu.org > Date: Sat, 10 Dec 2016 10:29:44 -0500 > > Neither of these hang for me from emacs -Q, using latest master (fc0fd24c105b) > > (benchmark 1 '(describe-variable 'lisp-mode-syntax-table)) ;=> "Elapsed time: 1.272053s (0.161946s in 6 GCs)" > (benchmark 1 '(describe-property-list (list 'syntax-table lisp-mode-syntax-table))) ;=> "Elapsed time: 1.165824s (0.139516s in 5 GCs)" I get similar times here.