// Copyright (c) 2019, 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.

// @dart = 2.9

/// @assertion A type parameter cannot be used to name a constructor in an
/// instance creation expression
/// @description Checks that function type parameter cannot be used in an
/// instance creation expression.
/// @author iarkh@unipro.ru


void func<X>() {
  new X();
//    ^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
}
