From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: dancol@dancol.org Newsgroups: gmane.emacs.bugs Subject: bug#30964: python-mode failing "overlapping strings" assertion lately Date: Tue, 27 Mar 2018 11:09:38 -0700 Message-ID: <5c3e75f096fae419224804c590805b9c.squirrel@dancol.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1522174109 25259 195.159.176.226 (27 Mar 2018 18:08:29 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 27 Mar 2018 18:08:29 +0000 (UTC) User-Agent: SquirrelMail/1.4.23 [SVN] To: 30964@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Mar 27 20:08:24 2018 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 1f0t1E-0006Uq-8P for geb-bug-gnu-emacs@m.gmane.org; Tue, 27 Mar 2018 20:08:24 +0200 Original-Received: from localhost ([::1]:35545 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0t3H-0003fn-Hb for geb-bug-gnu-emacs@m.gmane.org; Tue, 27 Mar 2018 14:10:31 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46200) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0t2o-0003LL-Oh for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:10:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0t2n-0000TK-VZ for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:10:02 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:48317) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f0t2n-0000TA-SM for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:10:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1f0t2n-0006Zi-MD for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:10:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: dancol@dancol.org Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 27 Mar 2018 18:10:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 30964 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.152217419825259 (code B ref -1); Tue, 27 Mar 2018 18:10:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 27 Mar 2018 18:09:58 +0000 Original-Received: from localhost ([127.0.0.1]:56214 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f0t2k-0006ZL-3v for submit@debbugs.gnu.org; Tue, 27 Mar 2018 14:09:58 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:55174) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f0t2i-0006Z9-Ak for submit@debbugs.gnu.org; Tue, 27 Mar 2018 14:09:56 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0t2c-0000M2-FC for submit@debbugs.gnu.org; Tue, 27 Mar 2018 14:09:51 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:37171) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1f0t2c-0000Lt-CR for submit@debbugs.gnu.org; Tue, 27 Mar 2018 14:09:50 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46143) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0t2b-0003AT-CX for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:09:50 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0t2a-0000Kw-H1 for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:09:49 -0400 Original-Received: from dancol.org ([2600:3c01::f03c:91ff:fedf:adf3]:42532) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f0t2a-0000G3-5c for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 14:09:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=dancol.org; s=x; h=Content-Transfer-Encoding:Content-Type:MIME-Version:To:From:Subject:Date:Message-ID; bh=KfrmYuBrCA0H876PrSXrqXBhuOAEiPygtDXrose8ATg=; b=dJpwzgulHGkPHyMd/+Swswv0ZRgDEuN78u8vhuzuF86DoZi/vXqi4ll/I6P92S6W3y9cShFgWJTOE/4TsTaDJ4FWkyKbZkpGz0mRrSNnwEce14hNCm4UUN/lOfAFjQatk6qIWIUxPf85HiCMal4L6JUQVz2xHmcJfmLb0H0qlljLFt34vxbFixi33j1B8n1VBjReAKKFth4JYl2xMTNEpDMJGOBuFpqdsYEMfkhp2BZy58rk+VF2Ahuj0rufesRmyJjkPwdZVAE6yTl5X/qbltGx+6KDrnVvWWrUDVEXF6M5o9iNva3EBS9r/PVZBJVLs72xCr25gb7i3W30Evgamw==; Original-Received: from localhost ([127.0.0.1] helo=dancol.org) by dancol.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f0t2Q-0006KF-N7 for bug-gnu-emacs@gnu.org; Tue, 27 Mar 2018 11:09:38 -0700 Original-Received: from 127.0.0.1 (SquirrelMail authenticated user dancol) by dancol.org with HTTP; Tue, 27 Mar 2018 11:09:38 -0700 X-Priority: 3 (Normal) Importance: Normal X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. 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:144653 Archived-At: Has something changed in master that might be breaking python-mode? We keep hitting a parsing assertion. The surrounding code in python.el claims that ;; The assertion can only fail if syntax table ;; text properties and the `syntax-ppss' cache ;; are somehow out of whack. This has been ;; observed when using `syntax-ppss' during ;; narrowing. (cl-assert (> string-start last-string-end) :show-args "\ Overlapping strings detected (start=%d, last-end=%d)") I can _sometimes_ repro with (while (not (eobp)) (python-nav-forward-statement)), but I haven't found a reliable test case.