svn commit: r248856 - head/share/mk

[Roman Divacky]

Thank you for all the work you've done to make this possible!

Hopefully other archs (powerpc and mips?) will follow soon.

On Thu, Mar 28, 2013 at 10:49:49PM +0000, Andrew Turner wrote:
> Author: andrew
> Date: Thu Mar 28 22:49:49 2013
> New Revision: 248856
> URL: http://svnweb.freebsd.org/changeset/base/248856
> 
> Log:
>   Welcome clang as the default compiler on ARM.
>   
>   Change the default compiler for little-endian ARM to clang to allow for more
>   testing before 10.0 is released. As LLVM and clang currnetly lack support
>   for big-endian ARM leave gcc as the default there.
>   
>   This will also allow us to investigate moving to use the hard floating-point
>   version of the ARM EABI on SoCs that include the Vector Floating Point unit.
>   A version of this is included in all ARMv6 and ARMv7 SoCs we currently, and
>   are likely to support.
>   
>   Both the current ABI and the new EABI are supported by clang and it will be
>   built correctly depending on which is selected by the user.
> 
> Modified:
>   head/share/mk/bsd.own.mk
> 
> Modified: head/share/mk/bsd.own.mk
> ==============================================================================
> --- head/share/mk/bsd.own.mk	Thu Mar 28 21:26:19 2013	(r248855)
> +++ head/share/mk/bsd.own.mk	Thu Mar 28 22:49:49 2013	(r248856)
> @@ -401,8 +401,9 @@ __DEFAULT_NO_OPTIONS+=CLANG_FULL
>  .else
>  __DEFAULT_NO_OPTIONS+=CLANG CLANG_FULL
>  .endif
> -# Clang the default system compiler only on x86.
> -.if ${__T} == "amd64" || ${__T} == "i386"
> +# Clang the default system compiler only on little-endian arm and x86.
> +.if ${__T} == "amd64" || ${__T} == "arm" || ${__T} == "armv6" || \
> +    ${__T} == "i386"
>  __DEFAULT_YES_OPTIONS+=CLANG_IS_CC
>  .else
>  __DEFAULT_NO_OPTIONS+=CLANG_IS_CC