Boo.Lang.Compiler.TypeSystem.TypeSystemServices.CompatibleReturnTypes C# (CSharp) Method

        private bool CompatibleReturnTypes(CallableSignature lvalue, CallableSignature rvalue)
        {
            if (VoidType != lvalue.ReturnType && VoidType != rvalue.ReturnType)
                return CanBeReachedFrom(lvalue.ReturnType, rvalue.ReturnType);
            return true;
        }