// Copyright (c) 2011, 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 There are no other constant expressions.
/// @description Checks that a new expression invoking a const constructor
/// cannot be used to initialize a constant variable.
/// @author iefremov


class A {
  const A();
}
const a = new A();
//        ^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  try {
    print(a);
  } catch (x) {}
}
