| // Copyright 2014 the V8 project authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| // See: http://code.google.com/p/v8/issues/detail?id=3501 | |
| "use strict"; | |
| let lift = f => (x, k) => k (f (x)); | |
| lift(isNaN); |