// 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 A static variable is a variable that is not associated with
/// a particular instance, but rather with an entire library or class. Static
/// variables include library variables and class variables. Class variables
/// are variables whose declaration is immediately nested inside a class
/// declaration and includes the modifer static.
/// A library variable is implicitly static. It is a compile-time error to
/// preface a top-level variable declaration with the built-in identier static.
/// @description Checks that it is a compile-time error to preface a top-level
/// variable declaration with the built-in identifier static.
/// @author kaigorodov


static var foo = 1;
//^
// [analyzer] unspecified
// [cfe] unspecified

main() {}
