From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#36492: c-mode fails with errors during fontification Date: Mon, 08 Jul 2019 17:58:50 -0400 Message-ID: <87r2702nol.fsf@gmail.com> References: <20190706142748.85417.qmail@mail.muc.de> <871rz15xp1.fsf@mail.linkov.net> <20190708125332.GA5244@ACM> <877e8s19p9.fsf@mail.linkov.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="110280"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.2.90 (gnu/linux) Cc: Alan Mackenzie , 36492@debbugs.gnu.org To: Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Jul 08 23:59:15 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hkbfG-000SSD-0m for geb-bug-gnu-emacs@m.gmane.org; Mon, 08 Jul 2019 23:59:14 +0200 Original-Received: from localhost ([::1]:45064 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hkbf9-0000pb-QX for geb-bug-gnu-emacs@m.gmane.org; Mon, 08 Jul 2019 17:59:07 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:42522) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hkbf5-0000pU-7R for bug-gnu-emacs@gnu.org; Mon, 08 Jul 2019 17:59:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hkbf4-0007dW-AS for bug-gnu-emacs@gnu.org; Mon, 08 Jul 2019 17:59:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50983) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hkbf4-0007dH-4j; Mon, 08 Jul 2019 17:59:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hkbf4-0003I6-3C; Mon, 08 Jul 2019 17:59:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Noam Postavsky Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org, bug-cc-mode@gnu.org Resent-Date: Mon, 08 Jul 2019 21:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 36492 X-GNU-PR-Package: emacs,cc-mode Original-Received: via spool by 36492-submit@debbugs.gnu.org id=B36492.156262314112644 (code B ref 36492); Mon, 08 Jul 2019 21:59:02 +0000 Original-Received: (at 36492) by debbugs.gnu.org; 8 Jul 2019 21:59:01 +0000 Original-Received: from localhost ([127.0.0.1]:59804 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hkbf2-0003Hq-Rc for submit@debbugs.gnu.org; Mon, 08 Jul 2019 17:59:01 -0400 Original-Received: from mail-io1-f54.google.com ([209.85.166.54]:42687) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hkbf0-0003HZ-KQ for 36492@debbugs.gnu.org; Mon, 08 Jul 2019 17:58:59 -0400 Original-Received: by mail-io1-f54.google.com with SMTP id u19so38734405ior.9 for <36492@debbugs.gnu.org>; Mon, 08 Jul 2019 14:58:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=JlIQfy16p5gj8sViXBNNW1yWV6/69q8yo9JTS+XlF3U=; b=F8Zt33h//62Rf/s2hJTr1j73WkWVzI+8ZfT90oZizOGLA87duFMDBCUNzeq2K6lTFS ZCfguuNgzCixf0m1Qmy3wrbPaPGdYyY57VPe0COyvBRwV94c0xHnQ7CQOAePH2nWAIL3 chta23ftcP+SQHCUiGBRIH3Qh8k/QEfcBiFlV2jYnlEbVnglAqxhdmNr3hl1+yBpbySH H3ibGD4yXTHrs1dGA2G4yVbSxZg/gYxAwHJiYxZTrYYDKBj75BL5XSQIh/M3Fyb65tEQ j4th1/QIVwv2XuMlGvd8Fv7a0waH++pqzdxJRGE49T6EsOliNFG0+CmlntkTBueLKKfq nmzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=JlIQfy16p5gj8sViXBNNW1yWV6/69q8yo9JTS+XlF3U=; b=VtNM/1v49Cj7TxKcHKD+ctqZXefI2trJQvFecnI9nsBCrhOFQGoytCiReDKt42q8Gv kuvTDleqjUdQqUFodBGqNtzfzCyBJSx1oarEyS8ITEAeoKkdVa3NF2UHgr1IgZsn6J3p ocDHE82izJzMe2KRD5KzJvDYzEJiHVpEk4CLM3SE1rPV6tTtgmn3YcMMeu6mY8DhTIck YOAbENQIwGFPbpj7HnjGOuMbdm6nOucnjoGejWhFeyj3fR0Drxhcl+oiufEU9SWL5ppc 1NWs6wZmVEX106ftsH5ze1jOJOeAZ12JeahaBYNGKaQTs4yOKi465XHBUEa3O8LsiFNj 0OIw== X-Gm-Message-State: APjAAAVt2Hg9fIvHCVrjz/xt+tjARhVXmcqQoyw6GOJZM7SDZc5F1oSu zYgGvJmArMk0wG38KonUbBrS5HHC X-Google-Smtp-Source: APXvYqw9e7vDJD7kNLVW1mZZLwz4VRK8gyMkm2yh9lEvOxD/OwE21HaEbrPTpAOlAbXataSX3USsdQ== X-Received: by 2002:a5d:834f:: with SMTP id q15mr987085ior.59.1562623132426; Mon, 08 Jul 2019 14:58:52 -0700 (PDT) Original-Received: from minid (cbl-45-2-119-34.yyz.frontiernetworks.ca. [45.2.119.34]) by smtp.gmail.com with ESMTPSA id x22sm14009689ioh.87.2019.07.08.14.58.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 08 Jul 2019 14:58:51 -0700 (PDT) In-Reply-To: <877e8s19p9.fsf@mail.linkov.net> (Juri Linkov's message of "Tue, 09 Jul 2019 00:46:10 +0300") 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: 209.51.188.43 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:162380 Archived-At: Juri Linkov writes: >> Rather than ignore-errors, perhaps using with-demoted-errors would >> still let the errors be noticed without too much inconvenience? > > I tried this change: > > (unless (eq major-mode 'fundamental-mode) > - (font-lock-ensure)))) > + (with-demoted-errors (font-lock-ensure))))) > (setq text (buffer-string)) > (when (eq mode 'diff-mode) > (setq ovs (mapcar (lambda (ov) (list ov (overlay-start ov) > > But it pops up the same error backtrace buffer. Right, if you have debug-on-error set, with-demoted-errors won't stop the debugger. But you should be able to continue with 'c' as normal, or if you don't have debug-on-error set, you only get a message.