| // Copyright 2017 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. | |
| // Flags: --expose-gc | |
| prop = "property"; | |
| function f(o) { | |
| return o.prop; | |
| } | |
| f(this); | |
| f(this); | |
| delete this.prop; | |
| gc(); | |
| assertEquals(undefined, f(this)); |