/*
 * Copyright (c) 2021, 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 It is a compile-time error if $s$ is \code{\RETURN{} $e$;},
 *  $T$ is neither \VOID{} nor \DYNAMIC, and $S$ is \VOID.
 *
 * Comparing to Dart before null-safety, this means that it is no longer allowed
 * to return a void expression in a regular function if the return type is Null
 *
 * @description Check that it is no compile-time error to return no expression
 * in a regular function if the return type is Null
 * @author sgrekhov@unipro.ru
 */
// Requirements=nnbd-weak
Null foo() {
  return;
}

main() {
  foo();
}