// Copyright (c) 2017, 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.

/*@testedFeatures=inference*/
library test;

class C {
  var /*@topType=() -> int*/ f = /*@returnType=int*/ () => 0;
}

class D extends C {
  void g() {
    var /*@type=int*/ y = super. /*@target=C::f*/ f();
  }
}

main() {}
