1 files changed, 18 insertions, 0 deletions
diff --git a/tests/diagnostics/cuda-kernel-differentiable-params.slang b/tests/diagnostics/cuda-kernel-differentiable-params.slang
new file mode 100644
index 000000000..0e7604b3d
--- /dev/null
+++ b/tests/diagnostics/cuda-kernel-differentiable-params.slang
@@ -0,0 +1,18 @@
+//DIAGNOSTIC_TEST:SIMPLE(filecheck=CHECK):
+
+// Simple check to see if the compiler throws an error if a CUDA kernel is declared with non-void return type.
+
+[CudaKernel]
+[Differentiable]
+void myBadKernel(float x, TensorView<float> t1, TensorView<float> t2)
+{
+    // CHECK:      tests/diagnostics/cuda-kernel-differentiable-params.slang([[@LINE-2]]): error 31214: differentiable kernel entry point cannot have differentiable parameters. Consider using DiffTensorView to pass differentiable data, or marking this parameter with 'no_diff'
+    // CHECK-NEXT:     void myBadKernel(float x, TensorView<float> t1, TensorView<float> t2)
+    // CHECK-NEXT:                            ^
+}
+
+[CudaKernel]
+void myGoodKernel(float x, TensorView<float> t1, TensorView<float> t2)
+{
+
+}
+\ No newline at end of file