==== tests/cases/compiler/overridingPrivateStaticMembers.ts (1 errors) ====
    class Base2 {
        private static y: { foo: string };
    }
     
    class Derived2 extends Base2 {
          ~~~~~~~~
!!! overridingPrivateStaticMembers.ts(5,7): error TS2141: Class 'Derived2' cannot extend class 'Base2':
!!! 	Types 'Derived2' and 'Base2' define static property 'y' as private.
        private static y: { foo: string; bar: string; };
    }