==== tests/cases/conformance/classes/members/inheritanceAndOverriding/derivedClassOverridesPrivates.ts (2 errors) ====
    class Base {
        private x: { foo: string };
    }
    
    class Derived extends Base {
          ~~~~~~~
!!! Class 'Derived' incorrectly extends base class 'Base':
!!!   Private property 'x' cannot be reimplemented.
        private x: { foo: string; bar: string; }; // error
    }
    
    class Base2 {
        private static y: { foo: string };
    }
    
    class Derived2 extends Base2 {
          ~~~~~~~~
!!! Class static side 'typeof Derived2' incorrectly extends base class static side 'typeof Base2':
!!!   Private property 'y' cannot be reimplemented.
        private static y: { foo: string; bar: string; }; // error
    }