==== tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithObjectMembersAccessibility.ts (3 errors) ====
    // Derived member is private, base member is not causes errors
    
    class Base {
        foo: string;
    }
    
    class Derived extends Base {
        bar: string;
    }
    
    class A {
        public foo: Base;
    }
    
    class B extends A {
          ~
!!! Class 'B' incorrectly extends base class 'A':
!!!   Private property 'foo' cannot be reimplemented.
        private foo: Derived; // error
    }
    
    class A2 {
        public 1: Base; 
    }
    
    class B2 extends A2 {
          ~~
!!! Class 'B2' incorrectly extends base class 'A2':
!!!   Private property '1' cannot be reimplemented.
        private 1: Derived; // error
    }
    
    class A3 {
        public '1': Base;
    }
    
    class B3 extends A3 {
          ~~
!!! Class 'B3' incorrectly extends base class 'A3':
!!!   Private property ''1'' cannot be reimplemented.
        private '1': Derived; // error
    }