Language/Types/Type_Void/using_t01.dart

// 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 Hence, the static checker will issue warnings if one attempts to
/// access a member of the result of a void method invocation (even for members
/// of null, such as ==). Likewise, passing the result of a void method as a
/// parameter or assigning it to a variable will cause a warning unless the
/// variable/formal parameter has type dynamic.
/// @description Checks that using the result of a void method invocation in an
/// expression results in a compile error.
/// @author rodionov


void foo() {return;}

main() {
  bool b = (foo() == 1);
//          ^
// [analyzer] unspecified
// [cfe] unspecified
}