IVGCVSW-3555 Add unit tests for the dynamic backend utility functions

 * Added a test library to exercise the utility functions that
   handle the shared objects

Signed-off-by: Matteo Martincigh <matteo.martincigh@arm.com>
Change-Id: Ic8095febca2a46050831eb42f55a714f3ae3bfe3
diff --git a/src/backends/backendsCommon/test/TestSharedObject.hpp b/src/backends/backendsCommon/test/TestSharedObject.hpp
new file mode 100644
index 0000000..b2c515b
--- /dev/null
+++ b/src/backends/backendsCommon/test/TestSharedObject.hpp
@@ -0,0 +1,20 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <cstdint>
+
+// No name mangling
+extern "C"
+{
+int TestFunction1(int i);
+}
+
+// C++ name mangling
+extern int TestFunction2(int i);
+
+// No external linkage
+int TestFunction3(int i);