text: //
  // detail/impl/throw_error.ipp
  // ~~~~~~~~~~~~~~~~~~~~~~~~~~~
  //
  // Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
  //
  // Distributed under the Boost Software License, Version 1.0. (See accompanying
  // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  //
  
  #ifndef ASIO_DETAIL_IMPL_THROW_ERROR_IPP
  #define ASIO_DETAIL_IMPL_THROW_ERROR_IPP
  
  #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  # pragma once
  #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  
  #include "asio/detail/config.hpp"
  #include "asio/detail/throw_error.hpp"
  #include "asio/detail/throw_exception.hpp"
  #include "asio/system_error.hpp"
  
  #include "asio/detail/push_options.hpp"
  
  namespace asio {
  namespace detail {
  
  void do_throw_error(const asio::error_code& err)
  {
    asio::system_error e(err);
    asio::detail::throw_exception(e);
  }
  
  void do_throw_error(const asio::error_code& err, const char* location)
  {
    // boostify: non-boost code starts here
  #if defined(ASIO_MSVC) && defined(ASIO_HAS_STD_SYSTEM_ERROR)
    // Microsoft's implementation of std::system_error is non-conformant in that
    // it ignores the error code's message when a "what" string is supplied. We'll
    // work around this by explicitly formatting the "what" string.
    std::string what_msg = location;
    what_msg += ": ";
    what_msg += err.message();
    asio::system_error e(err, what_msg);
    asio::detail::throw_exception(e);
  #else // defined(ASIO_MSVC) && defined(ASIO_HAS_STD_SYSTEM_ERROR)
    // boostify: non-boost code ends here
    asio::system_error e(err, location);
    asio::detail::throw_exception(e);
    // boostify: non-boost code starts here
  #endif // defined(ASIO_MSVC) && defined(ASIO_HAS_STD_SYSTEM_ERROR)
    // boostify: non-boost code ends here
  }
  
  } // namespace detail
  } // namespace asio
  
  #include "asio/detail/pop_options.hpp"
  
  #endif // ASIO_DETAIL_IMPL_THROW_ERROR_IPP
  