'''Note we are working on a new code Validation tool (using splint.exe) that will analyze code, detect no useful purpose, and provide warnings :''' You can use our Code Validator in these types of cases. Look for it in the next our latest Test Version 4.3535a. See detailed [http://www.dynomotion.com/Help/ProgramScreen/ShowContextMenu.htm help] or our [https://www.youtube.com/watch?v=N2KSdYuag1U Validate C Programs video].