blob: bad20a7891aafdf1b1ce18195a13ccfc6ee07e73 [file] [log] [blame]
// 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.
/// @assertion In a legacy library, none of the new syntax introduced by this
/// proposal is available, and it is a static error if it is used.
/// @description Check that Never is allowed in pre-NNBD legacy library (see
/// @author
// @dart=2.6
// Requirements=nnbd-weak
class A {}
main() {
if (A is Never) {