boost/numeric/interval/detail/c99_rounding_control.hpp
/* Boost interval/detail/c99_rounding_control.hpp file
*
* Copyright Jens Maurer 2000
* Copyright Herv� Br�nnimann, Guillaume Melquiond, Sylvain Pion 2002
* Permission to use, copy, modify, sell, and distribute this software
* is hereby granted without fee provided that the above copyright notice
* appears in all copies and that both that copyright notice and this
* permission notice appear in supporting documentation,
*
* None of the above authors nor Polytechnic University make any
* representation about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* $Id: c99_rounding_control.hpp,v 1.3 2003/07/30 05:08:44 gmelquio Exp $
*/
#ifndef BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP
#define BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP
#include <boost/numeric/interval/detail/c99sub_rounding_control.hpp>
namespace boost {
namespace numeric {
namespace interval_lib {
namespace detail {
struct c99_rounding_control
{
template<class T>
static T force_rounding(const T& r) { volatile T r_ = r; return r_; }
};
} // namespace detail
template<>
struct rounding_control<float>:
detail::c99_rounding_control { };
template<>
struct rounding_control<double>:
detail::c99_rounding_control { };
template<>
struct rounding_control<long double>:
detail::c99_rounding_control { };
} // namespace interval_lib
} // namespace numeric
} // namespace boost
#endif // BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP