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Make sure CUDA_VERSION is defined (#1663)

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Juha Reunanen 2019-02-20 15:33:01 +02:00 committed by Davis E. King
parent 23f874d6e3
commit 04a2387cfc
1 changed files with 4 additions and 2 deletions
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6
dlib/cuda/gpu_data.cpp
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@ -11,7 +11,7 @@
#include <iostream>
#include "cuda_utils.h"
#include <cstring>
#include <cuda.h>
namespace dlib
{
@ -81,7 +81,9 @@ namespace dlib
void synchronize_stream(cudaStream_t stream)
{
#if CUDA_VERSION >= 9020 && CUDA_VERSION <= 10000
#if !defined CUDA_VERSION
#error CUDA_VERSION not defined
#elif CUDA_VERSION >= 9020 && CUDA_VERSION <= 10000
// This should be pretty much the same as cudaStreamSynchronize, which for some
// reason makes training freeze in some cases.
// (see https://github.com/davisking/dlib/issues/1513)