diff --git a/clang/test/dpct/user_cuda_file/cuda.h b/clang/test/dpct/user_cuda_file/cuda.h
new file mode 100644
index 000000000000..fae2307a6e92
--- /dev/null
+++ b/clang/test/dpct/user_cuda_file/cuda.h
@@ -0,0 +1,7 @@
+#ifndef __MY_CUDA_H__
+#define __MY_CUDA_H__
+
+// CHECK: sycl::float3 f3;
+float3 f3;
+
+#endif // __MY_CUDA_H__
diff --git a/clang/test/dpct/user_cuda_file/test.cu b/clang/test/dpct/user_cuda_file/test.cu
new file mode 100644
index 000000000000..ba7f7e65b5fb
--- /dev/null
+++ b/clang/test/dpct/user_cuda_file/test.cu
@@ -0,0 +1,12 @@
+// RUN: dpct --out-root %T %s --cuda-include-path="%cuda-path/include"
+// RUN: FileCheck %s --match-full-lines --input-file %T/test.dp.cpp
+// RUN: FileCheck %S/cuda.h --match-full-lines --input-file %T/cuda.h
+// RUN: %if build_lit %{icpx -c -fsycl %T/test.dp.cpp -o %T/test.dp.o %}
+
+#include "cuda.h"
+
+int main() {
+  // CHECK: sycl::float2 f2;
+  float2 f2;
+  return 0;
+}