[Libclc-dev] [PATCH 2/2] Pass -fno-builtin flag to clang to silence warnings

[Aaron Watry]

On first glance, this looks ok to me, but I have to ask if you've run
this through a piglit run.  All of the builtin function compiler
warnings are gone, and the package builds/links for me, but I can't
currently run it through piglit on my EG/SI (target data layout issues
and other compiler weirdness depending on the machine).

I just want to make sure we aren't relying on any builtin functions
existing at run-time which will be disabled by the clang compiler
flag.

If you've run this through piglit successfully, then:
Reviewed-by: Aaron Watry <awatry at gmail.com>

--Aaron

On Thu, Dec 19, 2013 at 11:57 PM, Tom Stellard <tom at stellard.net> wrote:
> From: Tom Stellard <thomas.stellard at amd.com>
>
> ---
>  configure.py | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/configure.py b/configure.py
> index 2038b11..c3f7576 100755
> --- a/configure.py
> +++ b/configure.py
> @@ -156,6 +156,7 @@ for target in targets:
>    for device in available_targets[target]['devices']:
>      # The rule for building a .bc file for the specified architecture using clang.
>      clang_bc_flags = "-target %s -I`dirname $in` %s " \
> +                     "-fno-builtin " \
>                       "-Dcl_clang_storage_class_specifiers " \
>                       "-Dcl_khr_fp64 " \
>                       "-Dcles_khr_int64 " \
> --
> 1.8.1.4
>
>
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