| // Copyright (c) 2012, 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. |
| |
| // @dart = 2.9 |
| |
| import "package:expect/expect.dart"; |
| |
| // Test that the return type of a method is being registered for both |
| // its bailout and optimized version in dart2js. |
| |
| var a; |
| |
| bar() { |
| if (a[0] == 0) { |
| // Force bailout version. |
| bar(); |
| // Avoid inlining. |
| throw 0; |
| } |
| for (int i = 0; i < 10; i++) { |
| a[0] = 42; |
| } |
| // This return should say that bar can return an array or unknown. |
| return a; |
| } |
| |
| foo() { |
| if (a[0] == 0) { |
| // Avoid inlining. |
| throw 0; |
| } |
| var b = bar(); |
| // This check used to fail because dart2js was assuming [b] was an |
| // array. |
| Expect.equals(1, b.length); |
| } |
| |
| main() { |
| a = new Map(); |
| bar(); |
| foo(); |
| } |