=== tests/cases/compiler/innerOverloads.ts ===

function outer() {
>outer : () => any

    function inner(x:number); // should work
>inner : { (x: number): any; (x: string): any; }
>x : number

    function inner(x:string);
>inner : { (x: number): any; (x: string): any; }
>x : string

    function inner(a:any) { return a; }
>inner : { (x: number): any; (x: string): any; }
>a : any
>a : any

    return inner(0);
>inner(0) : any
>inner : { (x: number): any; (x: string): any; }
}

var x = outer(); // should work
>x : any
>outer() : any
>outer : () => any