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1 | /* Boost interval/detail/c99_rounding_control.hpp file |
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2 | * |
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3 | * Copyright 2000 Jens Maurer |
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4 | * Copyright 2002 Hervé Brönnimann, Guillaume Melquiond, Sylvain Pion |
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5 | * |
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6 | * Distributed under the Boost Software License, Version 1.0. |
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7 | * (See accompanying file LICENSE_1_0.txt or |
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8 | * copy at http://www.boost.org/LICENSE_1_0.txt) |
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9 | */ |
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10 | |
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11 | #ifndef BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP |
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12 | #define BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP |
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13 | |
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14 | #include <boost/numeric/interval/detail/c99sub_rounding_control.hpp> |
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15 | |
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16 | namespace boost { |
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17 | namespace numeric { |
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18 | namespace interval_lib { |
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19 | namespace detail { |
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20 | |
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21 | struct c99_rounding_control: c99_rounding |
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22 | { |
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23 | template<class T> |
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24 | static T force_rounding(const T& r) { volatile T r_ = r; return r_; } |
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25 | }; |
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26 | |
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27 | } // namespace detail |
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28 | |
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29 | template<> |
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30 | struct rounding_control<float>: |
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31 | detail::c99_rounding_control { }; |
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32 | |
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33 | template<> |
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34 | struct rounding_control<double>: |
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35 | detail::c99_rounding_control { }; |
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36 | |
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37 | template<> |
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38 | struct rounding_control<long double>: |
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39 | detail::c99_rounding_control { }; |
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40 | |
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41 | } // namespace interval_lib |
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42 | } // namespace numeric |
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43 | } // namespace boost |
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44 | |
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45 | #undef BOOST_NUMERIC_INTERVAL_NO_HARDWARE |
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46 | |
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47 | #endif // BOOST_NUMERIC_INTERVAL_DETAIL_C99_ROUNDING_CONTROL_HPP |
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