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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 function baz(a, b) { |
| 8 for (var i = 0; i < a.length; i++) { |
| 9 if (a[i], b[i]) return false; |
| 10 } |
| 11 } |
| 12 function bar(expected, found) { |
| 13 if (!baz(found, expected)) { |
| 14 } |
| 15 }; |
| 16 bar([{}, 6, NaN], [1.8, , NaN]); |
| 17 function foo() { |
| 18 var a = [1,2,3,4]; |
| 19 bar(a.length, a.length); |
| 20 } |
| 21 foo(); |
| 22 foo(); |
| 23 %OptimizeFunctionOnNextCall(foo); |
| 24 foo(); |
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