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| 1 // Copyright 2017 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 // Flags: --allow-natives-syntax |
| 6 |
| 7 var prototype = Object.create(null); |
| 8 var object = Object.create(prototype); |
| 9 |
| 10 function foo() { return Object.getPrototypeOf(object); } |
| 11 |
| 12 assertSame(prototype, foo()); |
| 13 assertSame(prototype, foo()); |
| 14 %OptimizeFunctionOnNextCall(foo); |
| 15 assertSame(prototype, foo()); |
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