1 files changed, 25 insertions, 0 deletions
diff --git a/tests/current-bugs/missing-loc-on-assignment.slang b/tests/current-bugs/missing-loc-on-assignment.slang
new file mode 100644
index 000000000..97b29b301
--- /dev/null
+++ b/tests/current-bugs/missing-loc-on-assignment.slang
@@ -0,0 +1,25 @@
+// missing-loc-on-assignment.slang
+
+//DIAGNOSTIC_TEST:SIMPLE:-target hlsl -stage compute -entry computeMain
+
+//TEST_INPUT:cbuffer(data=[1.0 0.0 0.0 0.0  0.0 1.0 0.0 0.0  0.0 0.0 1.0 0.0 10.0 20.0 30.0 1.0]):name matrixBuffer
+ConstantBuffer<float4x4> matrixBuffer;
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name output
+RWStructuredBuffer<float> output;
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 tid : SV_DispatchThreadID)
+{
+    float4 v = float4(1, 2, 3, 1);
+
+    // Produces an error but not a location(!)
+    float4 M = matrixBuffer;
+    
+    float4 r = mul(v, M);
+
+    output[0] = r.x;
+    output[1] = r.y;
+    output[2] = r.z;
+    output[3] = r.w;
+}