Pass exec to launch_closure.
Pass exec to launch_closure.

sdalton1/thrust,xiongzhanblake/thrust_src,sarvex/thrust,marksantos/thrust,xiongzhanblake/thrust_src,xiongzhanblake/thrust,andrewcorrigan/thrust-multi-permutation-iterator,jaredhoberock/thrust,Ricardo666666/thrust,jaredhoberock/thrust,zhenglaizhang/thrust,GrimDerp/thrust,sdalton1/thrust,jaredhoberock/thrust,GrimDerp/thrust,egaburov/thrust,thvasilo/thrust,sarvex/thrust,sdalton1/thrust,Ricardo666666/thrust,egaburov/thrust,thrust/thrust,thvasilo/thrust,marksantos/thrust,dachziegel/thrust,zeryx/thrust,thvasilo/thrust,raygit/thrust,andrewcorrigan/thrust-multi-permutation-iterator,zhenglaizhang/thrust,thrust/thrust,dachziegel/thrust,thrust/thrust,thrust/thrust,egaburov/thrust,xiongzhanblake/thrust_src,zhenglaizhang/thrust,raygit/thrust,jaredhoberock/thrust,andrewcorrigan/thrust-multi-permutation-iterator,sarvex/thrust,GrimDerp/thrust,mohamed-ali/thrust,mohamed-ali/thrust,zeryx/thrust,arnabgho/thrust,Ricardo666666/thrust,jaredhoberock/thrust,thrust/thrust,arnabgho/thrust,dachziegel/thrust,mohamed-ali/thrust,xiongzhanblake/thrust,marksantos/thrust,arnabgho/thrust,raygit/thrust,xiongzhanblake/thrust,zeryx/thrust