detail/config/unreachable_return.hpp

0001 // (C) Copyright 2010 Daniel James
0002 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0003 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
0004
0005 // See http://www.boost.org/libs/iostreams for documentation.
0006
0007 #ifndef BOOST_IOSTREAMS_DETAIL_UNREACHABLE_RETURN_HPP_INCLUDED
0008 #define BOOST_IOSTREAMS_DETAIL_UNREACHABLE_RETURN_HPP_INCLUDED
0009
0010 #if defined(_MSC_VER)
0011 # pragma once
0012 #endif
0013
0014 #include <boost/config.hpp>
0015
0016 #if defined(_MSC_VER) || defined(__GNUC__)
0017 #define BOOST_IOSTREAMS_UNREACHABLE_RETURN(x) \
0018     BOOST_UNREACHABLE_RETURN(x)
0019 #else
0020 #define BOOST_IOSTREAMS_UNREACHABLE_RETURN(x) \
0021     return x;
0022 #endif
0023
0024 #endif