From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Yuan Fu Newsgroups: gmane.emacs.bugs Subject: bug#59426: 29.0.50; [tree-sitter] Some functions exceed maximum recursion limit Date: Wed, 23 Nov 2022 10:46:13 -0800 Message-ID: <04236EB0-122B-41D0-B696-CC2EFA4B6A93@gmail.com> References: <87wn7o6c9c.fsf@yahoo.com> <701BF611-6506-403E-B70B-2D93F3339E0C@acm.org> <83v8n82yzl.fsf@gnu.org> <83fsec2qq3.fsf@gnu.org> <83edtw2pz3.fsf@gnu.org> <835yf82oc4.fsf@gnu.org> <942C72E7-3DA9-4E2B-8B40-137B8FB23473@acm.org> Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19210"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Po Lu , 59426@debbugs.gnu.org, Eli Zaretskii , Stefan Kangas To: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Nov 23 19:47:26 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oxumL-0004m6-E1 for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 23 Nov 2022 19:47:25 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oxum2-0000s3-Ty; Wed, 23 Nov 2022 13:47:06 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oxuly-0000rl-3b for bug-gnu-emacs@gnu.org; Wed, 23 Nov 2022 13:47:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oxulx-00046e-Ph for bug-gnu-emacs@gnu.org; Wed, 23 Nov 2022 13:47:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oxulx-0004TW-Le for bug-gnu-emacs@gnu.org; Wed, 23 Nov 2022 13:47:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Yuan Fu Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 23 Nov 2022 18:47:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 59426 X-GNU-PR-Package: emacs Original-Received: via spool by 59426-submit@debbugs.gnu.org id=B59426.166922918317154 (code B ref 59426); Wed, 23 Nov 2022 18:47:01 +0000 Original-Received: (at 59426) by debbugs.gnu.org; 23 Nov 2022 18:46:23 +0000 Original-Received: from localhost ([127.0.0.1]:56230 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oxulK-0004Sb-NC for submit@debbugs.gnu.org; Wed, 23 Nov 2022 13:46:23 -0500 Original-Received: from mail-pf1-f176.google.com ([209.85.210.176]:41957) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oxulJ-0004SP-4C for 59426@debbugs.gnu.org; Wed, 23 Nov 2022 13:46:21 -0500 Original-Received: by mail-pf1-f176.google.com with SMTP id 130so18115342pfu.8 for <59426@debbugs.gnu.org>; Wed, 23 Nov 2022 10:46:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=LM+4hcoft0TndeExBYI4JzA/MiyefmmQwjTmAN107n4=; b=UiyzHVF2x8EEzSSEQqveN8Y6XH82XXy5ythOYQzdqocm+8v2ZMZpNpEXnYlkf586qx JThEovCgMc3PDUgEqDsQpODqvJhfBipkOK+qvDK9B5GR2yzlQFd4hCA5jvgqmhSaYgC1 Jw6nm7Kas4ogh6EOpM5IP/pyIKRDwesfMXDVR3P0unJCE4+8OZhn3IEyZfvGLwfiLbbZ +dhKU0rjVw8A+CfAoZVMh6TBI0YJ/JwnqEEp/17/Ncp+BHzMc+854BPb37jQWQDH29rH T9Jvj8M5FB8OzewCRzNwgADr0E6b/llf4ObEURNKhUln2k9u1T5LNspA7GL/qr0kD3Tg dN7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=LM+4hcoft0TndeExBYI4JzA/MiyefmmQwjTmAN107n4=; b=RyOBGZ5qy7GeWM86AjUjO1OmEeuzVB7yXsmjV6XPfd9HDw3B61xsqPVYFGSZCBKaKg TmBep/dCVpZBo04PpPCtS3HvajhcnJMEpsovDBLZi/etzml99M9gUUX1DUEceTDlXw4+ ml4UyF62pNH58bUMMmjTVfpZq+51QKJFj43dgGkpMMPbN1W0K2p9zysTuiBrtlGYX7nd +p+zfONsTamOYWXGLXhd0FFKKyRMov/ibeIGMu2lmqQJNVXmR/YYJYhYyFkpM7KquYOV e8XvcQlxMhRnj5EuRe6FM88VlOvW7UTJChBiSioFn/5lIKhM51sevhyI8N0zCznPh5sz j8aw== X-Gm-Message-State: ANoB5pk0SoGHkpzIa3McgeebgZM/GudBfKH4qqQFdRQ21daLOVnwuK+f aUcE+/pnfm2fVrBCdL0msXo= X-Google-Smtp-Source: AA0mqf47ZMvaTNn6UlvPHSSf8iXYTsJRDIOQpIgt25dxq2+mMmpFNVMhluBOPlTDMBgsfpA5Bdwh3Q== X-Received: by 2002:a63:1b52:0:b0:476:cba9:eba4 with SMTP id b18-20020a631b52000000b00476cba9eba4mr12296706pgm.350.1669229175271; Wed, 23 Nov 2022 10:46:15 -0800 (PST) Original-Received: from smtpclient.apple (cpe-172-117-161-177.socal.res.rr.com. [172.117.161.177]) by smtp.gmail.com with ESMTPSA id b13-20020a170903228d00b00174d9bbeda4sm14695081plh.197.2022.11.23.10.46.14 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Nov 2022 10:46:14 -0800 (PST) In-Reply-To: <942C72E7-3DA9-4E2B-8B40-137B8FB23473@acm.org> X-Mailer: Apple Mail (2.3696.120.41.1.1) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:248772 Archived-At: > On Nov 23, 2022, at 2:40 AM, Mattias Engdeg=C3=A5rd = wrote: >=20 > 23 nov. 2022 kl. 00.19 skrev Yuan Fu : >=20 >> It=E2=80=99s a machine generated file with syntax that tree-sitter-c = can=E2=80=99t handle very well. The file is from bug#45248. >=20 > If you mean = https://gitlab.com/wireshark/wireshark/-/raw/master/epan/dissectors/packet= -rrc.c, then the parse tree would certainly be wide but not at all tall = as far as I can tell. There is a fairly long array initialiser in there, = but I've seen worse -- and it shouldn't be treated recursively, should = it? It shouldn=E2=80=99t, but tree-sitter thinks some closing brackets are = erroneous and skips them when parsing (it skips erroneous tokens in the = hope to parse the rest of the file despite local errors). So a 10k wide = tree becomes 10k tall. We can submit a bug repot to tree-sitter-c (=E2=80=9Cmaybe don=E2=80=99t = skip closing brackets even there is error, or somthing=E2=80=9D), but = that=E2=80=99s another story. Yuan=