reenabled extern __shared__ change
reenabled extern __shared__ change

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