tests/cases/compiler/overloadingOnConstants2.ts(8,10): error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
tests/cases/compiler/overloadingOnConstants2.ts(9,10): error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
tests/cases/compiler/overloadingOnConstants2.ts(15,13): error TS2345: Argument of type 'string' is not assignable to parameter of type '"bye"'.
tests/cases/compiler/overloadingOnConstants2.ts(19,10): error TS2382: Specialized overload signature is not assignable to any non-specialized signature.


==== tests/cases/compiler/overloadingOnConstants2.ts (4 errors) ====
    class C {
       private x = 1;
    }
    class D extends C {}
    class E { 
       private y = 1;
    }
    function foo(x: "hi", items: string[]): D;
             ~~~
!!! error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
    function foo(x: "bye", items: string[]): E;
             ~~~
!!! error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
    function foo(x: string, items: string[]): C {
       return null;
    }
    var a: D = foo("hi", []); // D
    var b: E = foo("bye", []); // E 
    var c = foo("um", []); // error
                ~~~~
!!! error TS2345: Argument of type 'string' is not assignable to parameter of type '"bye"'.
    
    
    //function bar(x: "hi", items: string[]): D;
    function bar(x: "bye", items: string[]): E;
             ~~~
!!! error TS2382: Specialized overload signature is not assignable to any non-specialized signature.
    function bar(x: string, items: string[]): C;
    function bar(x: string, items: string[]): C {
       return null;
    }
    
    var d: D = bar("hi", []); // D
    var e: E = bar("bye", []); // E 
    var f: C = bar("um", []); // C