1 files changed, 17 insertions, 0 deletions
diff --git a/include/armnn/Exceptions.hpp b/include/armnn/Exceptions.hpp
index cb62079b76..05b740614d 100644
--- a/include/armnn/Exceptions.hpp
+++ b/include/armnn/Exceptions.hpp
@@ -143,6 +143,13 @@ public:
     using Exception::Exception;
 };
 
+class PolymorphicDowncastException : public Exception
+{
+public:
+    using Exception::Exception;
+};
+
+
 template <typename ExceptionType>
 void ConditionalThrow(bool condition, const std::string& message)
 {
@@ -152,6 +159,16 @@ void ConditionalThrow(bool condition, const std::string& message)
     }
 }
 
+template <typename ExceptionType>
+void ConditionalThrow(bool condition)
+{
+    if (!condition)
+    {
+        throw ExceptionType();
+    }
+}
+
+
 ///
 /// ComparedType must support:
 ///   operator==(const ComparedType&)