1 | |
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2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard |
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3 | // Hinnant & John Maddock 2000. |
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4 | // Use, modification and distribution are subject to the Boost Software License, |
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5 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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6 | // http://www.boost.org/LICENSE_1_0.txt). |
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7 | // |
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8 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. |
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9 | |
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10 | |
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11 | #ifndef BOOST_TT_REMOVE_CV_HPP_INCLUDED |
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12 | #define BOOST_TT_REMOVE_CV_HPP_INCLUDED |
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13 | |
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14 | #include <boost/type_traits/broken_compiler_spec.hpp> |
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15 | #include <boost/type_traits/detail/cv_traits_impl.hpp> |
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16 | #include <boost/config.hpp> |
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17 | #include <boost/detail/workaround.hpp> |
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18 | |
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19 | #include <cstddef> |
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20 | |
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21 | #if BOOST_WORKAROUND(BOOST_MSVC,<=1300) |
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22 | #include <boost/type_traits/msvc/remove_cv.hpp> |
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23 | #endif |
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24 | |
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25 | // should be the last #include |
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26 | #include <boost/type_traits/detail/type_trait_def.hpp> |
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27 | |
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28 | namespace boost { |
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29 | |
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30 | namespace detail{ |
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31 | |
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32 | template <class T> |
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33 | struct rvalue_ref_filter_rem_cv |
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34 | { |
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35 | typedef typename boost::detail::cv_traits_imp<T*>::unqualified_type type; |
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36 | }; |
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37 | |
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38 | #ifndef BOOST_NO_RVALUE_REFERENCES |
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39 | // |
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40 | // We can't filter out rvalue_references at the same level as |
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41 | // references or we get ambiguities from msvc: |
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42 | // |
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43 | template <class T> |
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44 | struct rvalue_ref_filter_rem_cv<T&&> |
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45 | { |
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46 | typedef T&& type; |
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47 | }; |
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48 | #endif |
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49 | |
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50 | } |
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51 | |
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52 | #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
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53 | |
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54 | // convert a type T to a non-cv-qualified type - remove_cv<T> |
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55 | BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_cv,T,typename boost::detail::rvalue_ref_filter_rem_cv<T>::type) |
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56 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,remove_cv,T&,T&) |
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57 | #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) |
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58 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_cv,T const[N],T type[N]) |
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59 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_cv,T volatile[N],T type[N]) |
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60 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_2(typename T,std::size_t N,remove_cv,T const volatile[N],T type[N]) |
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61 | #endif |
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62 | |
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63 | #elif !BOOST_WORKAROUND(BOOST_MSVC,<=1300) |
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64 | |
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65 | namespace detail { |
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66 | template <typename T> |
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67 | struct remove_cv_impl |
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68 | { |
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69 | typedef typename remove_volatile_impl< |
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70 | typename remove_const_impl<T>::type |
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71 | >::type type; |
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72 | }; |
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73 | } |
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74 | |
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75 | BOOST_TT_AUX_TYPE_TRAIT_DEF1(remove_cv,T,typename boost::detail::remove_cv_impl<T>::type) |
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76 | |
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77 | #endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
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78 | |
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79 | } // namespace boost |
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80 | |
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81 | #include <boost/type_traits/detail/type_trait_undef.hpp> |
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82 | |
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83 | #endif // BOOST_TT_REMOVE_CV_HPP_INCLUDED |
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