[ovs-dev] [PATCH] configure: Disable -Wnull-pointer-arithmetic Clang warning.

[Yifeng Sun]

Thanks.

Reviewed-by: Yifeng Sun <pkusunyifeng at gmail.com>

On Mon, Jul 9, 2018 at 2:37 PM, Ben Pfaff <blp at ovn.org> wrote:

> OVS trips over this warning all over the place, so it's not worth leaving
> on.
>
> Signed-off-by: Ben Pfaff <blp at ovn.org>
> ---
>  configure.ac | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/configure.ac b/configure.ac
> index af570b32012d..c89c607c7124 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -171,6 +171,7 @@ OVS_ENABLE_OPTION([-Wshift-negative-value])
>  OVS_ENABLE_OPTION([-Wduplicated-cond])
>  OVS_ENABLE_OPTION([-Qunused-arguments])
>  OVS_ENABLE_OPTION([-Wshadow])
> +OVS_ENABLE_OPTION([-Wno-null-pointer-arithmetic])
>  OVS_CONDITIONAL_CC_OPTION([-Wno-unused], [HAVE_WNO_UNUSED])
>  OVS_CONDITIONAL_CC_OPTION([-Wno-unused-parameter],
> [HAVE_WNO_UNUSED_PARAMETER])
>  OVS_ENABLE_WERROR
> --
> 2.16.1
>
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