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8fd6d0aafd
Committed: https://code.google.com/p/dart/source/detail?r=19755 Reverted: http://code.google.com/p/dart/source/detail?r=19756 Review URL: https://codereview.chromium.org//12212016 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@20996 260f80e4-7a28-3924-810f-c04153c831b5
27 lines
761 B
Dart
27 lines
761 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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var a;
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main() {
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// Write a loop to force a bailout method on [A.foo].
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for (int i = 0; i < 10; i++) {
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if (a != null) new A().foo([]);
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Expect.equals(42, new A().foo(new A()));
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}
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}
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class A {
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// In dart2js, the optimized version of foo tries to optimize the
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// uses of a.length (which is used two times here: for the index,
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// and for the bounds check), and that optmization used to crash
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// the compiler.
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foo(a) => a[a.length];
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int get length => 42;
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operator[] (index) => 42;
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}
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