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1 // Copyright 2014 the V8 project authors. All rights reserved. | 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 | 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 --nostress-opt --track-field-types | 5 // Flags: --allow-natives-syntax --nostress-opt --track-field-types |
6 // Flags: --no-always-opt | |
7 | |
8 assertFalse(isAlwaysOptimize()); | |
9 | 6 |
10 (function() { | 7 (function() { |
11 var o = { text: "Hello World!" }; | 8 var o = { text: "Hello World!" }; |
12 function A() { | 9 function A() { |
13 this.a = o; | 10 this.a = o; |
14 } | 11 } |
15 function readA(x) { | 12 function readA(x) { |
16 return x.a; | 13 return x.a; |
17 } | 14 } |
18 var a = new A(); | 15 var a = new A(); |
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161 assertEquals(readA(b), 2); | 158 assertEquals(readA(b), 2); |
162 assertEquals(readA(f), 1); | 159 assertEquals(readA(f), 1); |
163 assertEquals(readA(b), 2); | 160 assertEquals(readA(b), 2); |
164 %OptimizeFunctionOnNextCall(readA); | 161 %OptimizeFunctionOnNextCall(readA); |
165 assertEquals(readA(f), 1); | 162 assertEquals(readA(f), 1); |
166 assertEquals(readA(b), 2); | 163 assertEquals(readA(b), 2); |
167 assertOptimized(readA); | 164 assertOptimized(readA); |
168 f.a.y = 0; | 165 f.a.y = 0; |
169 assertUnoptimized(readA); | 166 assertUnoptimized(readA); |
170 })(); | 167 })(); |
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