//<Expects status="error" span="(5,27-5,28)" id="FS0441">Duplicate property\. The property 'M' has the same name and signature as another property in type 'C'\.$</Expects>
//<Expects status="error" span="(6,31-6,32)" id="FS0441">Duplicate property\. The property 'M' has the same name and signature as another property in type 'C'\.$</Expects>