ceph/src/boost/libs/iostreams/include/boost/iostreams/detail/config/unreachable_return.hpp

   1 // (C) Copyright 2010 Daniel James
   2 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   3 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
   4
   5 // See http://www.boost.org/libs/iostreams for documentation.
   6
   7 #ifndef BOOST_IOSTREAMS_DETAIL_UNREACHABLE_RETURN_HPP_INCLUDED
   8 #define BOOST_IOSTREAMS_DETAIL_UNREACHABLE_RETURN_HPP_INCLUDED
   9
  10 #if defined(_MSC_VER)
  11 # pragma once
  12 #endif
  13
  14 #include <boost/config.hpp>
  15
  16 // If Boost.Exception has BOOST_ATTRIBUTE_NORETURN
  17 #if defined(_MSC_VER) || defined(__GNUC__)
  18 #define BOOST_IOSTREAMS_UNREACHABLE_RETURN(x) \
  19     BOOST_UNREACHABLE_RETURN(x)
  20 #else
  21 #define BOOST_IOSTREAMS_UNREACHABLE_RETURN(x) \
  22     return x;
  23 #endif
  24
  25 #endif