Import crt{begin,end}.S from NetBSD

[Alexander Kabaev]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On Thu, 14 Jun 2012 22:00:18 -0400
Richard Yao <ryao at gentoo.org> wrote:

> 
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> On 06/14/12 20:51, Alexander Kabaev wrote:
> > On Thu, 14 Jun 2012 14:54:28 -0400
> > Richard Yao <ryao at gentoo.org> wrote:
> >
> >> NetBSD has replacements for GCC's crt{begin,end}.S:
> >>
> >> http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/csu/arch/?only_with_tag=MAIN
> >>
> >> This would complement compiler-rt and libstdc++. We intend to
> >> import it in downstream Gentoo FreeBSD.
> >>
> >> Could this be imported into FreeBSD-CURRENT?
> >
> > Apart from licensing, what others reasons are there to do that?
> >
> These components should not be tied to a specific compiler. If GCC is
> going to be deprecated, then they should be replaced.
> 
> Anyway, having this tied to GCC has caused headaches for Clang
> integration in Gentoo. In particular, we let the user pick the
> toolchain that he uses, so we cannot place GCC's crt{begin,end}.o in
> the same location that FreeBSD uses. This makes it difficult for
> Clang to find the correct crt{begin,end}.o. We will likely import the
> NetBSD crt{begin,end}.S code to rectify this, but it would be
> preferable to do this in upstreamFreeBSD.

Assuming NetBSD version is a direct plugin for crtbegin/end provided
by GCC, I see no reason why we cannot do that. Are you are willing to do
the work and submit the patch, or would like to wait for someone on
our side? 
 
- --
Alexander Kabaev
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.18 (FreeBSD)

iD8DBQFP2pzlQ6z1jMm+XZYRAj9DAKDiYhGiRDL9Ow8/fkcBW+EOX1DrJwCfdJH7
bL9t1FXvMhua6bu2Sv5BwGE=
=DbLg
-----END PGP SIGNATURE-----