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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Flags: --allow-natives-syntax | 5 // Flags: --allow-natives-syntax |
6 | 6 |
7 try { | 7 var a = new Uint32Array(1); |
8 %Call(1, 0); | 8 function len(a) { return a.length; } |
9 } catch (e) { | 9 assertEquals(1, len(a)); |
10 assertTrue(e instanceof TypeError); | 10 assertEquals(1, len(a)); |
11 } | 11 %OptimizeFunctionOnNextCall(len); |
| 12 assertEquals(1, len(a)); |
| 13 assertOptimized(len); |
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