MLCE-1248 Removing limitations on zero scale value in quantization.

Currently Arm NN will fail to load models containing quantization
scale value of zero.

Signed-off-by: Colm Donelan <colm.donelan@arm.com>
Change-Id: Ifefcee1279b8667da63d1aa7d42e5d44875f9fbe

1 files changed, 8 insertions, 1 deletions

diff --git a/src/armnn/Tensor.cpp b/src/armnn/Tensor.cpp
index 3b116d90e0..f75fc60ef7 100644
--- a/src/armnn/Tensor.cpp
+++ b/src/armnn/Tensor.cpp
@@ -465,8 +465,15 @@ float TensorInfo::GetQuantizationScale() const
         // NOTE: old default for backward compatibility
         return 1.0f;
     }
-
+    // If this tensor includes multiples scales then you should be calling GetQuantizationScales.
+    // This should be an exception not an assert but unfortunately it breaks many tests.
+    // ToDo: IVGCVSW-8323
     ARMNN_ASSERT(!HasMultipleQuantizationScales());
+//    if (HasMultipleQuantizationScales())
+//    {
+//        throw RuntimeException("Invalid call to GetQuantizationScale on a tensor with multiple scale values. Use "
+//                               "GetQuantizationScales instead.");
+//    }
     return m_Quantization.m_Scales[0];
 }