From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/5968 Path: news.gmane.org!not-for-mail From: Jens Gustedt Newsgroups: gmane.linux.lib.musl.general Subject: Re: C threads, v. 6.2 Date: Thu, 28 Aug 2014 23:38:29 +0200 Message-ID: <1409261909.4476.143.camel@eris.loria.fr> References: <1409177505.4476.75.camel@eris.loria.fr> <20140827234657.GW12888@brightrain.aerifal.cx> <1409218850.4476.96.camel@eris.loria.fr> <20140828161552.GY12888@brightrain.aerifal.cx> <1409254089.4476.137.camel@eris.loria.fr> <20140828200029.GA12888@brightrain.aerifal.cx> <20140828205510.GA27258@port70.net> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-ZW3BqacSELOhL8X/jVVb" X-Trace: ger.gmane.org 1409261917 24981 80.91.229.3 (28 Aug 2014 21:38:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 28 Aug 2014 21:38:37 +0000 (UTC) To: musl@lists.openwall.com Original-X-From: musl-return-5975-gllmg-musl=m.gmane.org@lists.openwall.com Thu Aug 28 23:38:33 2014 Return-path: Envelope-to: gllmg-musl@plane.gmane.org Original-Received: from mother.openwall.net ([195.42.179.200]) by plane.gmane.org with smtp (Exim 4.69) (envelope-from ) id 1XN7Oq-00054i-3F for gllmg-musl@plane.gmane.org; Thu, 28 Aug 2014 23:38:32 +0200 Original-Received: (qmail 23813 invoked by uid 550); 28 Aug 2014 21:38:31 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: Original-Received: (qmail 23800 invoked from network); 28 Aug 2014 21:38:31 -0000 X-IronPort-AV: E=Sophos;i="5.04,420,1406584800"; d="scan'";a="91979387" In-Reply-To: <20140828205510.GA27258@port70.net> Face: 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Cj15cu23XZI4/826Px/xqB37z547sPH374oOvnKTsOb+1zuCoImZARM8ZiLlKkXcWOcoFRJ+Do/CwFO4e2DEe+9Ti+ZXA8ny/cU+X4bMKRZxZIVEiqXI6/+NKuUzPHb7z40ovnX3zx+Ctuq38HyuqWG7Tu+A0AAAAASUVORK5CYII= X-Mailer: Evolution 3.4.4-3 Xref: news.gmane.org gmane.linux.lib.musl.general:5968 Archived-At: --=-ZW3BqacSELOhL8X/jVVb Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable Am Donnerstag, den 28.08.2014, 22:55 +0200 schrieb Szabolcs Nagy: > * Rich Felker [2014-08-28 16:00:29 -0400]: > > I was asking whether the use of static to mean "pointer to at least > > this many elements" used for an argument in a function type resulted > > in a distinct function type from the same without static. >=20 > no the type is not different, there is an example in the standard: >=20 > http://port70.net/~nsz/c/c11/n1570.html#6.7.6.3p21 >=20 > the semantics is defined in >=20 > http://port70.net/~nsz/c/c11/n1570.html#6.7.6.3p7 So I was wrong in my previous answer to Rich, already calling the function with an array of insufficient length is UB, even if the function happens to not access out of bounds elements. Jens --=20 :: INRIA Nancy Grand Est ::: AlGorille ::: ICube/ICPS ::: :: ::::::::::::::: office Strasbourg : +33 368854536 :: :: :::::::::::::::::::::: gsm France : +33 651400183 :: :: ::::::::::::::: gsm international : +49 15737185122 :: :: http://icube-icps.unistra.fr/index.php/Jens_Gustedt :: --=-ZW3BqacSELOhL8X/jVVb Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEABECAAYFAlP/oVUACgkQD9PoadrVN+JqeQCfZsoCn7+MvfC3kyJoswesjC6R kJ4An0F0eoC3ins6oXbzwxSaLhIUzhom =fOW4 -----END PGP SIGNATURE----- --=-ZW3BqacSELOhL8X/jVVb--