mirror of
https://github.com/dart-lang/sdk
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57 lines
1.3 KiB
Dart
57 lines
1.3 KiB
Dart
// Copyright (c) 2013, 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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// Test to make sure the bailout environment in dart2js is correct.
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var global;
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class A {
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var array;
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initArray() {
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return global[0] == null ? [null] : new Map();
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}
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bar() {
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array = initArray();
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do {
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var element = array[0]; // bailout here
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if (element is Map) continue;
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if (element == null) break;
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} while (true);
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return global[0]; // bailout here
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}
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baz() {
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do {
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var element = bar();
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if (element == null) return global[0]; // bailout here
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if (element is Map) continue;
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if (element is num) break;
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} while (true);
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return global[0]; // bailout here
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}
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}
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void main() {
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global = [1];
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for (int i = 0; i < 2; i++) {
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Expect.equals(1, new A().baz());
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Expect.equals(1, new A().bar());
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}
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global = new Map();
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for (int i = 0; i < 2; i++) {
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Expect.equals(null, new A().baz());
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Expect.equals(null, new A().bar());
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}
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global[0] = 42;
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for (int i = 0; i < 2; i++) {
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Expect.equals(42, new A().baz());
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Expect.equals(42, new A().bar());
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}
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}
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