From 2077348da176dd5f264bb04a0b500c5901969d09 Mon Sep 17 00:00:00 2001
From: Tianle Cheng <tianle.cheng@arm.com>
Date: Tue, 3 Oct 2023 12:01:11 +0100
Subject: IVGCVSW-7749 DTS: Fix reshape floating point exception

  * Updated Opaque Delegate, TfliteParser, OnnxParser, and Deserializer to handle the Zero In Shape edge case

Signed-off-by: Tianle Cheng <tianle.cheng@arm.com>
Change-Id: I4a0d1e72a66de1fa56de99af9b6730a84e0ff596
---
 delegate/common/src/DelegateUtils.hpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'delegate/common/src')

diff --git a/delegate/common/src/DelegateUtils.hpp b/delegate/common/src/DelegateUtils.hpp
index a74ed8b549..a2cdc83a64 100644
--- a/delegate/common/src/DelegateUtils.hpp
+++ b/delegate/common/src/DelegateUtils.hpp
@@ -186,7 +186,16 @@ TfLiteStatus CreateOutputTensorShape(const armnn::TensorInfo& inputTensorInfo,
                         std::accumulate(targetShape.begin(), targetShape.end(), -1, std::multiplies<int32_t>()));
 
         auto stretchIndex = static_cast<size_t>(std::distance(targetShape.begin(), stretchDim));
-        outputDims[stretchIndex] = inputTensorInfo.GetNumElements() / targetNumElements;
+
+        if (targetNumElements == 0)
+        {
+            // To handle the edge case that input and output both have zero elements
+            outputDims[stretchIndex] = 0;
+        }
+        else
+        {
+            outputDims[stretchIndex] = inputTensorInfo.GetNumElements() / targetNumElements;
+        }
     }
 
     armnn::TensorShape outputShape = armnn::TensorShape(static_cast<unsigned int>(outputDims.size()),
-- 
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