pkg/front_end/testcases/coverage/bad_literal_symbol.dart

// Copyright (c) 2024, 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.

void foo() {
  print(#Bla); // OK
  print(#!); // Error
}