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| 1 // Copyright 2014 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 Array.prototype[0] = 'a'; |
| 8 delete Array.prototype[0]; |
| 9 |
| 10 function foo(a, i) { |
| 11 return a[i]; |
| 12 } |
| 13 |
| 14 var a = new Array(100000); |
| 15 a[3] = 'x'; |
| 16 |
| 17 foo(a, 3); |
| 18 foo(a, 3); |
| 19 foo(a, 3); |
| 20 %OptimizeFunctionOnNextCall(foo); |
| 21 foo(a, 3); |
| 22 Array.prototype[0] = 'a'; |
| 23 var z = foo(a, 0); |
| 24 assertEquals('a', z); |
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