Re: [PATCH] xen: Don't use -nostdinc flags with CLANG

[Julien Grall <julien.grall@linaro.org>]

On 11/02/14 12:59, Tim Deegan wrote:
> Are you using a very old version of clang?  As 06a9c7e points out,
> our current runes didn't work before clang v3.0.

I'm using clang 3.5 (which have other issue to compile Xen), but I have 
also tried 3.0 and 3.3.

> If not, rather than chasing this around any further, I think we should
> abandon trying to use the compiler-provided headers even on linux.
> Does this patch fix your build issue?
>
> commit e7003f174e0df9192dde6fa8d33b0a20f99ce053
> Author: Tim Deegan <tim@xen.org>
> Date:   Tue Feb 11 12:44:09 2014 +0000
>
>      xen: stop trying to use the system <stdarg.h> and <stdbool.h>

With this patch, -iwithprefix include is not necessary now. I wondering 
if we can remove it from the command line.

>      We already have our own versions of the stdarg/stdbool definitions, for
>      systems where those headers are installed in /usr/include.
>
>      On linux, they're typically installed in compiler-specific paths, but
>      finding them has proved unreliable.  Drop that and use our own versions
>      everywhere.
>
>      Signed-off-by: Tim Deegan <tim@xen.org>

This patch is working fine to build xen clang 3.0, 3.3.
I have others issue to build with clang 3.5.

Tested-by: Julien Grall <julien.grall@linaro.org>

Thanks!

-- 
Julien Grall