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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 // Regression test for dart2js that used to crash on this program. |
| 6 |
| 7 class A { |
| 8 var b; |
| 9 |
| 10 // The parameter check here used to confuse the SSA builder when it |
| 11 // created the call to the constructor body. |
| 12 A([Map a]) : b = ?a { |
| 13 Expect.isTrue(b); |
| 14 } |
| 15 |
| 16 // The closure in the constructor body used to confuse the SSA builder |
| 17 // when it created the call to the constructor body. |
| 18 A.withClosure(Map a) { |
| 19 var c; |
| 20 var f = () { return c = 42; }; |
| 21 b = f(); |
| 22 Expect.equals(42, b); |
| 23 Expect.equals(42, c); |
| 24 } |
| 25 } |
| 26 |
| 27 main() { |
| 28 new A(null); |
| 29 new A({}); |
| 30 new A.withClosure(null); |
| 31 new A.withClosure({}); |
| 32 } |
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