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| 1 // Copyright 2015 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 "use strict"; |
| 8 |
| 9 class B { |
| 10 foo() { return 23 } |
| 11 } |
| 12 |
| 13 class C extends B { |
| 14 bar() { return super[%DeoptimizeFunction(C.prototype.bar), "foo"]() } |
| 15 } |
| 16 |
| 17 assertEquals(23, new C().bar()); |
| 18 assertEquals(23, new C().bar()); |
| 19 %OptimizeFunctionOnNextCall(C.prototype.bar); |
| 20 assertEquals(23, new C().bar()); |
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