// 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.

/// @description Checks that it is a static type warning if the expression
/// cannot be assigned to bool.
/// @description Checks that it is compile error if the expression
/// cannot be assigned to bool.
/// @author rodionov


main() {
  var i;
  if ("true") {
//    ^
// [analyzer] unspecified
// [cfe] unspecified
    i = 1;
  }
}
