|  | // 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 for F-Bounded Quantification. | 
|  |  | 
|  | class FBound1<F1 extends FBound1<F1, F2>, F2 extends FBound2<F1, F2>> { | 
|  | Test() { | 
|  | new FBound1<F1, F2>(); | 
|  | new FBound2<F1, F2>(); | 
|  | } | 
|  | } | 
|  |  | 
|  | class FBound2<F1 extends FBound1<F1, F2>, F2 extends FBound2<F1, F2>> { | 
|  | Test() { | 
|  | new FBound1<F1, F2>(); | 
|  | new FBound2<F1, F2>(); | 
|  | } | 
|  | } | 
|  |  | 
|  | class Bar extends FBound1<Bar, Baz> {} | 
|  |  | 
|  | class Baz extends FBound2<Bar, Baz> {} | 
|  |  | 
|  | main() { | 
|  | new FBound1<Bar, Baz>().Test(); | 
|  | new FBound2<Bar, Baz>().Test(); | 
|  | } |