// Copyright (c) 2018, 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

/// @description Regression test for the issue 33704 (Dart does not throw error
/// if class argument parameter extends void)
/// @Issue 33704
/// @author iarkh@unipro.ru

class A<X1 extends void> {}
//                 ^
// [analyzer] unspecified
// [cfe] unspecified

main() {}