From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46527) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eYbbl-0007pS-LG for qemu-devel@nongnu.org; Mon, 08 Jan 2018 12:53:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eYbbk-0002bM-Pc for qemu-devel@nongnu.org; Mon, 08 Jan 2018 12:53:13 -0500 Received: from mx1.redhat.com ([209.132.183.28]:56994) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eYbbk-0002ah-JV for qemu-devel@nongnu.org; Mon, 08 Jan 2018 12:53:12 -0500 Date: Mon, 8 Jan 2018 19:53:06 +0200 From: "Michael S. Tsirkin" Message-ID: <20180108195134-mutt-send-email-mst@kernel.org> References: <20180108172904.8772-1-f4bug@amsat.org> <20180108172904.8772-11-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH 10/12] configure: disable unaligned access warning on x86 arch List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell Cc: Philippe =?iso-8859-1?Q?Mathieu-Daud=E9?= , Samuel Thibault , Jan Kiszka , Paolo Bonzini , Eric Blake , Thomas Huth , QEMU Developers On Mon, Jan 08, 2018 at 05:32:54PM +0000, Peter Maydell wrote: > On 8 January 2018 at 17:29, Philippe Mathieu-Daud=E9 = wrote: > > Signed-off-by: Philippe Mathieu-Daud=E9 > > --- > > configure | 17 +++++++++++++++++ > > 1 file changed, 17 insertions(+) >=20 > This doesn't seem like the right approach to me. We > want this sort of thing to be a warning/error on x86, > because that's the host that everybody actually uses > to develop with. If they only show up on non-x86 > hosts then the result will be a lot more bounced > pull requests because of only-non-x86 warnings. >=20 > thanks > -- PMM And we can't be sure the compiler won't be doing something tricky by assuming alignment in the future. --=20 MST