Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:91313
Return-Path: <anatol.php@belski.net>
Mailing-List: contact internals-help@lists.php.net; run by ezmlm
Delivered-To: mailing list internals@lists.php.net
Received: (qmail 64168 invoked from network); 19 Feb 2016 08:20:37 -0000
Received: from unknown (HELO lists.php.net) (127.0.0.1)
  by localhost with SMTP; 19 Feb 2016 08:20:37 -0000
Authentication-Results: pb1.pair.com smtp.mail=anatol.php@belski.net; spf=permerror; sender-id=unknown
Authentication-Results: pb1.pair.com header.from=anatol.php@belski.net; sender-id=unknown
Received-SPF: error (pb1.pair.com: domain belski.net from 85.214.73.107 cause and error)
X-PHP-List-Original-Sender: anatol.php@belski.net
X-Host-Fingerprint: 85.214.73.107 klapt.com  
Received: from [85.214.73.107] ([85.214.73.107:32963] helo=h1123647.serverkompetenz.net)
	by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP
	id 02/52-44579-250D6C65 for <internals@lists.php.net>; Fri, 19 Feb 2016 03:20:35 -0500
Received: by h1123647.serverkompetenz.net (Postfix, from userid 1006)
	id 5793078298F; Fri, 19 Feb 2016 09:20:31 +0100 (CET)
Received: from w530phpdev (pD9FD2033.dip0.t-ipconnect.de [217.253.32.51])
	(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
	(No client certificate requested)
	by h1123647.serverkompetenz.net (Postfix) with ESMTPSA id CC82778298F;
	Fri, 19 Feb 2016 09:20:28 +0100 (CET)
To: "'Christian Schneider'" <cschneid@cschneid.com>,
	"'PHP internals'" <internals@lists.php.net>
References: <79F03701-9083-439B-A9D1-43E24C99CF13@cschneid.com> <012501d16a24$a230d050$e69270f0$@belski.net>
In-Reply-To: <012501d16a24$a230d050$e69270f0$@belski.net>
Date: Fri, 19 Feb 2016 09:20:25 +0100
Message-ID: <031b01d16aee$645ef340$2d1cd9c0$@belski.net>
MIME-Version: 1.0
Content-Type: text/plain;
	charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Mailer: Microsoft Outlook 16.0
Thread-Index: AQCki6lgPnkuaeTfOvRULIcZxGmWEQIEFtpNoXykiCA=
Content-Language: en-us
Subject: RE: [PHP-DEV] PCRE jit bug with UTF-8 and lookbehind assertion
From: anatol.php@belski.net ("Anatol Belski")

Hi Christian,

> -----Original Message-----
> From: Anatol Belski [mailto:anatol.php@belski.net]
> Sent: Thursday, February 18, 2016 9:16 AM
> To: 'Christian Schneider' <cschneid@cschneid.com>; 'PHP internals'
> <internals@lists.php.net>
> Subject: RE: [PHP-DEV] PCRE jit bug with UTF-8 and lookbehind =
assertion
>=20
> Hi Christian,
>=20
> > -----Original Message-----
> > From: Christian Schneider [mailto:cschneid@cschneid.com]
> > Sent: Wednesday, February 17, 2016 2:07 PM
> > To: PHP internals <internals@lists.php.net>
> > Subject: [PHP-DEV] PCRE jit bug with UTF-8 and lookbehind assertion
> >
> > Hi there,
> > we just ran into a version of the bug "JIT bug with lookbehind =
assertion":
> > 	https://bugs.exim.org/show_bug.cgi?id=3D1189
> >
> > To reproduce it you can use
> > 	php -n -r 'ini_set("pcre.jit", 0); echo
> > preg_replace("/\b(11|21|41)\b/u", "z", "x=C2=B011\n");'
> > vs.
> > 	php -n -r 'ini_set("pcre.jit", 1); echo
> > preg_replace("/\b(11|21|41)\b/u", "z", "x=C2=B011\n");'
> >
> Seems valgrind doesn't detect any issues with this code. Using latest =
7.0.4-dev
> code with PCRE 8.38, valgrind 3.10.0 on Jessie. Is there something =
else I could
> miss?
>=20
Could you please write back, what is the out difference between those =
two commands?

Thanks.

Anatol