Date: Sun, 5 Apr 2015 00:29:28 +0200 From: Dimitry Andric <dim@FreeBSD.org> To: Kevin Bowling <kevin.bowling@kev009.com> Cc: freebsd-stable@freebsd.org Subject: Re: Will ASAN MFC to 10-STABLE? Message-ID: <23C272F9-4BEA-40F2-B8A2-AC31961DE93C@FreeBSD.org> In-Reply-To: <mfpo1m$k61$1@ger.gmane.org> References: <mfpl5m$1pc$1@ger.gmane.org> <486B7716-6548-40D1-9ECE-1A7D997EFFC0@FreeBSD.org> <mfpo1m$k61$1@ger.gmane.org>
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--Apple-Mail=_5D9EF86C-B56E-44B7-B7B2-1006C2D287D6 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii On 05 Apr 2015, at 00:19, Kevin Bowling <kevin.bowling@kev009.com> = wrote: >=20 > On 4/4/2015 3:11 PM, Dimitry Andric wrote: >> On 04 Apr 2015, at 23:30, Kevin Bowling <kevin.bowling@kev009.com> = wrote: >>>=20 >>> I believe the last bits needed to try clang's ASAN feature is the = clang-rt stuff. Will this MFC with a clang 3.5 or 3.6 MFC? >>=20 >> It depends on whether we will ever MFC the most recent version of = clang >> to stable/10. Since clang 3.5.0 and later require C++11 support, = doing >> this will make it more difficult to upgrade from 9.x to 10.x, and not >> everybody agrees that it is worth the trouble. >>=20 >> Once 9.x is EOL (expected at the end 2016), it might cease to be an >> issue, though. :-) >>=20 >> -Dimitry >=20 > Do you know if the clang-rt stuff will function with clang 3.4 or were = there changes in the compiler to accommodate FreeBSD? The sanitizer libraries are part of compiler-rt, and the version which is compatible with clang 3.4 does not yet have full FreeBSD support. I don't think it is feasible to backport newer versions of these to accommodate an older clang version. > Wondering if we could try and add just the clang-rt libraries since = the end of 2016 is a long time away :) No, that is not easily done. -Dimitry --Apple-Mail=_5D9EF86C-B56E-44B7-B7B2-1006C2D287D6 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.27 iEYEARECAAYFAlUgZc4ACgkQsF6jCi4glqM6qwCgvwvoQSqGH/3FRErEb9WpTyzq V3wAoMC/TAGsfE9go6EA/U60VEM1cOKP =O4lK -----END PGP SIGNATURE----- --Apple-Mail=_5D9EF86C-B56E-44B7-B7B2-1006C2D287D6--
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