On 8/10/17 8:12 AM, liu.min...@gmail.com wrote:
> From: Ming Liu <peter.x....@external.atlascopco.com>
> 
> This fixes following errors when compiling with clang:
> | ../json_spirit/libjson_spirit.so.4.0.8: error: undefined reference to 
> '__atomic_load_4'
> | ../json_spirit/libjson_spirit.so.4.0.8: error: undefined reference to 
> '__atomic_compare_exchange_4'
> | ../json_spirit/libjson_spirit.so.4.0.8: error: undefined reference to 
> '__atomic_fetch_sub_4'
> | ../json_spirit/libjson_spirit.so.4.0.8: error: undefined reference to 
> '__atomic_fetch_add_4'
> 
> Signed-off-by: Ming Liu <peter.x....@external.atlascopco.com>
> ---
>  meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb 
> b/meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb
> index 53bbf7e..2f456bf 100644
> --- a/meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb
> +++ b/meta-oe/recipes-devtools/json-spirit/json-spirit_4.08.bb
> @@ -17,6 +17,8 @@ S = "${WORKDIR}/json_spirit_v${PV}"
>  
>  DEPENDS = "boost"
>  
> +LDFLAGS += "-Wl,--as-needed -latomic -Wl,--no-as-needed"

Do we need --as-needed

> +
>  inherit cmake
>  
>  FILES_${PN}-dev += "${datadir}/cmake/Modules/FindLibJsonSpirit.cmake"
> 


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