From owner-freebsd-current@FreeBSD.ORG Thu Sep 17 06:10:58 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 792551065676 for ; Thu, 17 Sep 2009 06:10:58 +0000 (UTC) (envelope-from peterjeremy@acm.org) Received: from mail34.syd.optusnet.com.au (mail34.syd.optusnet.com.au [211.29.133.218]) by mx1.freebsd.org (Postfix) with ESMTP id E98CE8FC1A for ; Thu, 17 Sep 2009 06:10:57 +0000 (UTC) Received: from server.vk2pj.dyndns.org (c122-106-250-30.belrs3.nsw.optusnet.com.au [122.106.250.30]) by mail34.syd.optusnet.com.au (8.13.1/8.13.1) with ESMTP id n8H6AsH4011122 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 17 Sep 2009 16:10:55 +1000 X-Bogosity: Ham, spamicity=0.000000 Received: from server.vk2pj.dyndns.org (localhost.vk2pj.dyndns.org [127.0.0.1]) by server.vk2pj.dyndns.org (8.14.3/8.14.3) with ESMTP id n8H6As2W048411 for ; Thu, 17 Sep 2009 16:10:54 +1000 (EST) (envelope-from peter@server.vk2pj.dyndns.org) Received: (from peter@localhost) by server.vk2pj.dyndns.org (8.14.3/8.14.3/Submit) id n8H6As3v048410 for freebsd-current@freebsd.org; Thu, 17 Sep 2009 16:10:54 +1000 (EST) (envelope-from peter) Date: Thu, 17 Sep 2009 16:10:54 +1000 From: Peter Jeremy To: freebsd-current@freebsd.org Message-ID: <20090917061054.GA48371@server.vk2pj.dyndns.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="LZvS9be/3tNcYl/X" Content-Disposition: inline X-PGP-Key: http://members.optusnet.com.au/peterjeremy/pubkey.asc User-Agent: Mutt/1.5.20 (2009-06-14) Subject: Stack protection breaks -fprofile-generate X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Sep 2009 06:10:58 -0000 --LZvS9be/3tNcYl/X Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Somewhere between early June and lastest 8.x, -fprofile-generate broke on i386. This looks to be related to stack protection. $ echo 'int main() { return 0; }' > x.c $ cc x.c $ cc -fprofile-generate x.c =20 /usr/lib/libgcov.a(_gcov.o)(.text+0x13df): In function `gcov_exit': /usr/src/gnu/lib/libgcov/../../../contrib/gcc/libgcov.c:532: undefined refe= rence to `__stack_chk_fail_local' A friend reports that it works on amd64 from last weekend. Has anyone else seen this? --=20 Peter Jeremy --LZvS9be/3tNcYl/X Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.12 (FreeBSD) iEYEARECAAYFAkqx0u4ACgkQ/opHv/APuIcKQgCfY5euCkDdpm4SYPkHIDRKR+8y T/AAoLlfzdfdHD6rRIj7c5d/O2n+UVOd =1nFX -----END PGP SIGNATURE----- --LZvS9be/3tNcYl/X--