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      1 /* Minimal declarations for CUDA support.  Testing purposes only. */
      2 
      3 #include <stddef.h>
      4 
      5 // Make this file work with nvcc, for testing compatibility.
      6 
      7 #ifndef __NVCC__
      8 #define __constant__ __attribute__((constant))
      9 #define __device__ __attribute__((device))
     10 #define __global__ __attribute__((global))
     11 #define __host__ __attribute__((host))
     12 #define __shared__ __attribute__((shared))
     13 #define __launch_bounds__(...) __attribute__((launch_bounds(__VA_ARGS__)))
     14 
     15 struct dim3 {
     16   unsigned x, y, z;
     17   __host__ __device__ dim3(unsigned x, unsigned y = 1, unsigned z = 1) : x(x), y(y), z(z) {}
     18 };
     19 
     20 typedef struct cudaStream *cudaStream_t;
     21 
     22 int cudaConfigureCall(dim3 gridSize, dim3 blockSize, size_t sharedSize = 0,
     23                       cudaStream_t stream = 0);
     24 #endif // !__NVCC__
     25