| // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file | 
 | // for details. All rights reserved. Use of this source code is governed by a | 
 | // BSD-style license that can be found in the LICENSE file. | 
 | // Test constant propagation of load-indexed operations | 
 | // VMOptions=--optimization-counter-threshold=10 | 
 |  | 
 | import "package:expect/expect.dart"; | 
 |  | 
 | main() { | 
 |   Expect.equals(101, stringIndexedLoad()); | 
 |   Expect.equals(102, arrayIndexedLoad()); | 
 |   for (int i = 0; i < 20; i++) { | 
 |     stringIndexedLoad(); | 
 |     arrayIndexedLoad(); | 
 |   } | 
 |   Expect.equals(101, stringIndexedLoad()); | 
 |   Expect.equals(102, arrayIndexedLoad()); | 
 | } | 
 |  | 
 | stringIndexedLoad() => ("Hello").codeUnitAt(1); | 
 | arrayIndexedLoad() => (const [101, 102, 103])[1]; |