Tests: Add case for CUDA with C but not C++

An executable using CUDA and C should link as CUDA.

1 files changed, 16 insertions, 0 deletions

diff --git a/Tests/Cuda/WithC/cuda.cu b/Tests/Cuda/WithC/cuda.cu
new file mode 100644
index 0000000..06bd7b9
--- /dev/null
+++ b/Tests/Cuda/WithC/cuda.cu
@@ -0,0 +1,16 @@
+#include <cuda.h>
+
+#include <iostream>
+
+extern "C" int use_cuda(void)
+{
+  int nDevices = 0;
+  cudaError_t err = cudaGetDeviceCount(&nDevices);
+  if (err != cudaSuccess) {
+    std::cerr << "Failed to retrieve the number of CUDA enabled devices"
+              << std::endl;
+    return 1;
+  }
+  std::cout << "Found " << nDevices << " CUDA enabled devices" << std::endl;
+  return 0;
+}