1 files changed, 37 insertions, 0 deletions
diff --git a/tests/cuda/optix-ignore-hit.slang b/tests/cuda/optix-ignore-hit.slang
new file mode 100644
index 000000000..8bb128ae0
--- /dev/null
+++ b/tests/cuda/optix-ignore-hit.slang
@@ -0,0 +1,37 @@
+// optix-ignore-hit.slang
+//TEST:SIMPLE(filecheck=CHECK): -target cuda -entry anyHitShader
+//CHECK: HitBuffer_insert_0((HitBuffer_0 *)getOptiXRayPayloadPtr(), hit_0.t_0);
+//CHECK: optixIgnoreIntersection
+
+
+struct HitBuffer
+{
+    float last;
+    [mutating]
+    void insert(float t) { last = t; }
+}
+
+struct RayHit 
+{
+    float t;
+    int instanceID;
+}
+
+[shader("anyhit")]
+void anyHitShader(inout HitBuffer rayHitBuffer)
+{
+    // Create a hit with current intersection data
+    float currentT = RayTCurrent();
+    int instanceID = InstanceID();
+    RayHit hit = { currentT, instanceID };
+    
+    // Modify the inout parameter
+    rayHitBuffer.insert(hit.t);
+    
+    // Early exit - should not lose the modification to inout rayHitBuffer
+    if (hit.t < rayHitBuffer.last)
+        IgnoreHit();
+    
+    // This line should never execute if IgnoreHit() is called,
+    // but parameter changes should still propagate back
+}