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Issue 1313303002: Do not inline array resize operations for outdated prototype maps. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 3 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 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 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 a = {y:1.5}; 7 var v1 = [];
8 a.y = 1093445778; 8 var v2 = [];
9 b = a.y; 9 v1.__proto__ = v2;
10 c = {y:{}};
11 10
12 function f() { 11 function f(){
13 return {y: b}; 12 var a = [];
13 for(var i=0; i<2; i++){
14 a.push([]);
15 a = v2;
16 }
14 } 17 }
15 18
16 f(); 19 f();
20 %OptimizeFunctionOnNextCall(f);
17 f(); 21 f();
18 %OptimizeFunctionOnNextCall(f);
19 assertEquals(f().y, 1093445778);
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