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#pragma once
#include <c10/util/Exception.h>
#include <c10/macros/Macros.h>
#include <cuda.h>
// Note [CHECK macro]
// ~~~~~~~~~~~~~~~~~~
// This is a macro so that AT_ERROR can get accurate __LINE__
// and __FILE__ information. We could split this into a short
// macro and a function implementation if we pass along __LINE__
// and __FILE__, but no one has found this worth doing.
// For CUDA Runtime API
#define C10_CUDA_CHECK(EXPR) \
do { \
cudaError_t __err = EXPR; \
if (__err != cudaSuccess) { \
auto error_unused C10_UNUSED = cudaGetLastError(); \
TORCH_CHECK(false, "CUDA error: ", cudaGetErrorString(__err)); \
} \
} while (0)
#define C10_CUDA_CHECK_WARN(EXPR) \
do { \
cudaError_t __err = EXPR; \
if (__err != cudaSuccess) { \
auto error_unused C10_UNUSED = cudaGetLastError(); \
TORCH_WARN("CUDA warning: ", cudaGetErrorString(__err)); \
} \
} while (0)
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