=== tests/cases/compiler/contextualTyping18.ts ===
var foo: {id:number;} = <{id:number;}>({ }); foo = {id: 5};
>foo : { id: number; }
>id : number
><{id:number;}>({ }) : { id: number; }
>id : number
>({ }) : {}
>{ } : {}
>foo = {id: 5} : { id: number; }
>foo : { id: number; }
>{id: 5} : { id: number; }
>id : number
>5 : number