=== tests/cases/compiler/propertyAccess6.ts ===
var foo: any;
>foo : any, Symbol(foo, Decl(propertyAccess6.ts, 0, 3))

foo.bar = 4;
>foo.bar = 4 : number
>foo.bar : any
>foo : any, Symbol(foo, Decl(propertyAccess6.ts, 0, 3))
>bar : any
>4 : number