ceph/src/boost/libs/mpl/include/boost/mpl/aux_/unwrap.hpp

   1
   2 #ifndef BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED
   3 #define BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED
   4
   5 // Copyright Peter Dimov and Multi Media Ltd 2001, 2002
   6 // Copyright David Abrahams 2001
   7 //
   8 // Distributed under the Boost Software License, Version 1.0.
   9 // (See accompanying file LICENSE_1_0.txt or copy at
  10 // http://www.boost.org/LICENSE_1_0.txt)
  11 //
  12 // See http://www.boost.org/libs/mpl for documentation.
  13
  14 // $Id$
  15 // $Date$
  16 // $Revision$
  17
  18 #include <boost/ref.hpp>
  19 #include <boost/mpl/aux_/config/gpu.hpp>
  20
  21 namespace boost { namespace mpl { namespace aux {
  22
  23 template< typename F >
  24 BOOST_MPL_CFG_GPU_ENABLED
  25 inline
  26 F& unwrap(F& f, long)
  27 {
  28     return f;
  29 }
  30
  31 template< typename F >
  32 BOOST_MPL_CFG_GPU_ENABLED
  33 inline
  34 F&
  35 unwrap(reference_wrapper<F>& f, int)
  36 {
  37     return f;
  38 }
  39
  40 template< typename F >
  41 BOOST_MPL_CFG_GPU_ENABLED
  42 inline
  43 F&
  44 unwrap(reference_wrapper<F> const& f, int)
  45 {
  46     return f;
  47 }
  48
  49 }}}
  50
  51 #endif // BOOST_MPL_AUX_UNWRAP_HPP_INCLUDED