// Copyright (c) 2014, 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.

import "package:expect/expect.dart";

class C {
 get call => this;
}

// Recurs outside the try-block to avoid disabling inlining.
foo() {
 var c = new C();
 c();
}

main() {
 bool exceptionCaught = false;
 try {
  foo();
 } on StackOverflowError catch (e) {
  exceptionCaught = true;
 }
 Expect.equals(true, exceptionCaught);
}
