text: //===----------------------------------------------------------------------===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  // REQUIRES: verify-support
  
  // <experimental/optional>
  
  #include <experimental/optional>
  
  // expected-error@experimental/optional:* {{"<experimental/optional> has been removed. Use <optional> instead."}}
  
  int main(int, char**) {
    return 0;
  }
  