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-rw-r--r--tests/ir/derivative-op-ir-test.slang21
-rw-r--r--tests/ir/derivative-op-ir-test.slang.expected.txt5
2 files changed, 26 insertions, 0 deletions
diff --git a/tests/ir/derivative-op-ir-test.slang b/tests/ir/derivative-op-ir-test.slang
new file mode 100644
index 000000000..209446765
--- /dev/null
+++ b/tests/ir/derivative-op-ir-test.slang
@@ -0,0 +1,21 @@
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
+//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<float> outputBuffer;
+
+__differentiate_jvp float f(float x)
+{
+ return x;
+}
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+ {
+ float a = 1.0;
+ float b = -2.0;
+ outputBuffer[0] = __jvp(f)(a);
+ outputBuffer[1] = __jvp(f)(b);
+ }
+}
diff --git a/tests/ir/derivative-op-ir-test.slang.expected.txt b/tests/ir/derivative-op-ir-test.slang.expected.txt
new file mode 100644
index 000000000..f095a0071
--- /dev/null
+++ b/tests/ir/derivative-op-ir-test.slang.expected.txt
@@ -0,0 +1,5 @@
+type: float
+0.0
+0.0
+0.0
+0.0 \ No newline at end of file