| // Copyright 2015 the V8 project authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | // Flags: --allow-natives-syntax | 
 |  | 
 | function f1(a, i) { | 
 |   return a[i] + 0.5; | 
 | } | 
 |  | 
 | var other_realm = Realm.create(); | 
 | var arr = [,0.0,2.5]; | 
 | assertEquals(0.5, f1(arr, 1)); | 
 | assertEquals(0.5, f1(arr, 1)); | 
 | %OptimizeFunctionOnNextCall(f1); | 
 | assertEquals(0.5, f1(arr, 1)); | 
 |  | 
 | Realm.shared = arr.__proto__; | 
 |  | 
 | // The call syntax is useful to make sure the native context is that of the | 
 | // other realm. | 
 | Realm.eval(other_realm, "Array.prototype.push.call(Realm.shared, 1);"); | 
 | assertEquals(1.5, f1(arr, 0)); |