IVGCVSW-3553 Fix failing zero_sized tests

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: Idd10f34babc0d2552d599872b853ba5fb5c98351
diff --git a/ConversionUtils.hpp b/ConversionUtils.hpp
index 8eb48fe..755e3be 100644
--- a/ConversionUtils.hpp
+++ b/ConversionUtils.hpp
@@ -974,6 +974,11 @@
     try
     {
         armnn::TensorInfo operandTensorInfo = GetTensorInfoForOperand(*operand);
+        if (IsDynamicTensor(operandTensorInfo))
+        {
+            Fail("%s: dynamic input tensors are not supported", __func__);
+            return LayerInputHandle();
+        }
 
         switch (operand->lifetime)
         {