=== tests/cases/compiler/functionOverloads41.ts ===
function foo(bar:{a:number;}[]):string;
>foo : { (bar: {    a: number;}[]): string; (bar: { a: boolean; }[]): number; }
>bar : { a: number; }[]
>a : number

function foo(bar:{a:boolean;}[]):number;
>foo : { (bar: { a: number; }[]): string; (bar: {    a: boolean;}[]): number; }
>bar : { a: boolean; }[]
>a : boolean

function foo(bar:{a:any;}[]):any{ return bar }
>foo : { (bar: { a: number; }[]): string; (bar: { a: boolean; }[]): number; }
>bar : { a: any; }[]
>a : any
>bar : { a: any; }[]

var x = foo([{}]);
>x : never
>foo([{}]) : never
>foo : { (bar: { a: number; }[]): string; (bar: { a: boolean; }[]): number; }
>[{}] : {}[]
>{} : {}