text: // -*- C++ -*-
  //===----------------------------------------------------------------------===//
  //
  // 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
  //
  //===----------------------------------------------------------------------===//
  
  // UNSUPPORTED: c++03, c++11
  #include <chrono>
  #include <cassert>
  
  int main(int, char**)
  {
      std::chrono::hours h  = 4h;  // should fail w/conversion operator not found
  
    return 0;
  }
  