// Copyright (c) 2015, 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.

/// @assertion Let K be a class declaration with the same constructors,
/// superclass and interfaces as C, and the instance members declared by M
/// (respectively M1,...,Mk). It is a compile-time error if the declaration of K
/// would cause a compile-time error.
/// @description Checks that it is a compile-time error if Mi declare members
/// with the same names but conflicting types
/// @author sgrekhov@unipro.ru
/// @issue 23878


class S {
  bool get g => false;
}

class M {
  int get g => 1;
}

class C = S with M;
//               ^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  new C();
}
