```
pragma lity >= 1.2 .3;

contract TestIntegerOverflow {
    event LogOverflow(safeuint _value1, safeuint _value2, safeuint result);

    function invokeOverflow(safeuint _value1, safeuint _value2) public {
        safeuint result = _value1 + _value2;
        emit LogOverflow(_value1, _value2, result);
    }
}
```