Request for review: build infrastructure for Clang

[Marius Strobl]

On Fri, May 14, 2010 at 05:24:08PM +0200, Ed Schouten wrote:
> Hello all,
> 
> At BSDCan there has been a general agreement that in order to make Clang
> a viable replacement for GCC 4.2.1, it should be integrated into FreeBSD
> HEAD and installed by default as soon as possible. This does not mean
> that the system will be bootstrapped using Clang, nor does it mean that
> Ports are built using it. Clang is just installed as /usr/bin/clang and
> /usr/bin/clang++. It can be built and installed on any architecture, but
> it will only be enabled on amd64, i386 and pc98 for now.
> 
> As requested by several people, I am hereby sending a patch which adds
> the build infrastructure for Clang. It includes all modifications that
> are present in the projects/clangbsd-import branch, except the
> LLVM/Clang source tree stored at contrib/llvm.

That patch appears to be missing the sparc64 bits.

Marius