=== tests/cases/compiler/global.ts ===
module M {
>M : typeof M, Symbol(M, Decl(global.ts, 0, 0))

    export function f(y:number) {
>f : (y: number) => number, Symbol(f, Decl(global.ts, 0, 10))
>y : number, Symbol(y, Decl(global.ts, 1, 22))

        return x+y;
>x+y : number
>x : number, Symbol(x, Decl(global.ts, 6, 3))
>y : number, Symbol(y, Decl(global.ts, 1, 22))
    }
}

var x=10;
>x : number, Symbol(x, Decl(global.ts, 6, 3))
>10 : number

M.f(3);
>M.f(3) : number
>M.f : (y: number) => number, Symbol(M.f, Decl(global.ts, 0, 10))
>M : typeof M, Symbol(M, Decl(global.ts, 0, 0))
>f : (y: number) => number, Symbol(M.f, Decl(global.ts, 0, 10))
>3 : number