From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.3 required=5.0 tests=AWL autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104]) by yquem.inria.fr (Postfix) with ESMTP id AF978BBAF for ; Fri, 27 Jun 2008 10:30:36 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApsEAKxBZEjAXQIn/2dsb2JhbACLSacY X-IronPort-AV: E=Sophos;i="4.27,714,1204498800"; d="asc'?scan'208";a="14578004" Received: from concorde.inria.fr ([192.93.2.39]) by mail3-smtp-sop.national.inria.fr with ESMTP; 27 Jun 2008 10:30:36 +0200 Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by concorde.inria.fr (8.13.6/8.13.6) with ESMTP id m5R8UaPj020510 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Fri, 27 Jun 2008 10:30:36 +0200 X-IronPort-AV: E=Sophos;i="4.27,714,1204498800"; d="asc'?scan'208";a="12585265" Received: from peray.inria.fr (HELO ausone.inria.fr) ([128.93.8.98]) by mail2-relais-roc.national.inria.fr with SMTP; 27 Jun 2008 10:30:35 +0200 Received: by ausone.inria.fr (sSMTP sendmail emulation); Fri, _d Jun 2008 10:30:09 +0200 From: "Nicolas Pouillard" Cc: caml-list Subject: Re: [Caml-list] camlp4 parser accepts more than its grammar? To: Jake Donham References: In-Reply-To: Date: Fri, 27 Jun 2008 10:29:58 +0200 Message-Id: <1214554558-sup-9348@ausone.inria.fr> User-Agent: Sup/git Content-Type: multipart/signed; protocol="application/pgp-signature"; boundary="=-1214555409-661737-3412-5684-6-="; micalg="pgp-sha1" MIME-Version: 1.0 X-Miltered: at concorde with ID 4864A52C.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; camlp:01 parser:01 camlp:01 bug:01 expr:01 expr:01 prerr:01 endline:01 caml-list:01 int:01 int:01 grammar:02 parse:02 parse:02 string:02 X-Attachments: cset="UTF-8" type="application/pgp-signature" name="signature.asc" name="signature.asc" --=-1214555409-661737-3412-5684-6-= Content-Type: text/plain; charset=UTF-8 Excerpts from Jake Donham's message of Thu Jun 26 23:10:20 +0200 2008: > Hi list, > > I expected the following program to fail with a parse error, but it > happily ignores the extra '+'. I would be grateful if someone could > point out what I'm doing wrong. Thanks, Nothing wrong from you, that's a camlp4 known bug (PR#4551, PR#4513...). > open Camlp4.PreCast;; > > let expr = Gram.Entry.mk "expr";; > let stmt = Gram.Entry.mk "stmt";; > > EXTEND Gram > expr: [[ > x = expr; "+"; y = expr -> x + y > | x = INT -> int_of_string x > ]]; > stmt: > [[ e = expr; ";"; `EOI -> e ]]; > END;; > > prerr_endline (string_of_int (Gram.parse_string stmt Loc.ghost "2 + 1 + ;")) > -- Nicolas Pouillard aka Ertai --=-1214555409-661737-3412-5684-6-= Content-Disposition: attachment; filename="signature.asc" Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (Darwin) iEYEARECAAYFAkhkpQYACgkQj+FCNw9dwLkO1ACfQvZgCEWyF4B6gJHZzduioQVn V5oAniVeJmP+O9ibdgP0l6LzJjeseLUL =xfYc -----END PGP SIGNATURE----- gpg: Invalid passphrase; please try again ... gpg: Invalid passphrase; please try again ... --=-1214555409-661737-3412-5684-6-=--