Fixes a race-condition in compute Range

65caf22b · Yutong Zhao · 31d761d5 · 65caf22b
Commit 65caf22b authored May 14, 2013 by Yutong Zhao
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platforms/cuda/src/kernels/sort.cu platforms/cuda/src/kernels/sort.cu +1 -0

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--- a/platforms/cuda/src/kernels/sort.cu
+++ b/platforms/cuda/src/kernels/sort.cu
@@ -73,6 +73,7 @@ __global__ void computeRange(const DATA_TYPE* __restrict__ data, unsigned int le
        __syncthreads();
    }
    minimum = rangeBuffer[0];
+    __syncthreads();
    rangeBuffer[threadIdx.x] = maximum;
    __syncthreads();
    for (unsigned int step = 1; step < blockDim.x; step *= 2) {