unreachable:6:4:6:24:func1:Unreachable code:HIGH
unreachable:11:8:11:28:func2:Unreachable code:HIGH
unreachable:17:8:17:28:func3:Unreachable code:HIGH
unreachable:21:4:21:16:func4:Unreachable code:HIGH
unreachable:34:4:34:24:func6:Unreachable code:HIGH
