// 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 The new expression invokes a constructor.
/// newExpression:
///   new type ('.' identifier)? arguments
/// ;
/// @description Checks that if a constructor is invoked without new (or const)
/// keyword, it is not considered as a (malformed) method invocation now.
/// @author msyabro


class A {
  A() {}
}

main() {
  A();
}
