1 | // Copyright (C) 2004 Peder Holt |
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2 | // Use, modification and distribution is subject to the Boost Software |
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3 | // License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt) |
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4 | |
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5 | #ifndef BOOST_TYPE_TRAITS_MSVC_REMOVE_ALL_EXTENT_HOLT_2004_0827 |
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6 | #define BOOST_TYPE_TRAITS_MSVC_REMOVE_ALL_EXTENT_HOLT_2004_0827 |
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7 | |
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8 | #include <boost/type_traits/msvc/typeof.hpp> |
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9 | #include <boost/type_traits/is_array.hpp> |
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10 | |
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11 | namespace boost { |
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12 | template<typename T> |
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13 | struct remove_all_extents; |
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14 | |
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15 | namespace detail { |
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16 | template<bool IsArray> |
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17 | struct remove_all_extents_impl_typeof { |
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18 | template<typename T,typename ID> |
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19 | struct inner { |
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20 | typedef T type; |
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21 | }; |
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22 | }; |
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23 | template<> |
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24 | struct remove_all_extents_impl_typeof<true> { |
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25 | template<typename T,typename ID> |
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26 | struct inner { |
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27 | template<typename U> |
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28 | static msvc_register_type<U,ID> test(U[]); |
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29 | static msvc_register_type<T,ID> test(...); |
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30 | BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( *((T*)NULL) ) )); |
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31 | typedef typename msvc_extract_type<ID>::id2type::type reduced_type; |
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32 | typedef typename remove_all_extents<reduced_type>::type type; |
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33 | }; |
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34 | }; |
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35 | } //namespace detail |
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36 | |
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37 | template<typename T> |
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38 | struct remove_all_extents { |
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39 | typedef typename boost::detail::remove_all_extents_impl_typeof< |
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40 | boost::is_array<T>::value |
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41 | >::template inner<T,remove_all_extents<T> >::type type; |
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42 | BOOST_MPL_AUX_LAMBDA_SUPPORT(1,remove_all_extents,T) |
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43 | }; |
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44 | } //namespace boost |
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45 | |
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46 | #endif //BOOST_TYPE_TRAITS_MSVC_REMOVE_BOUNDS_HOLT_2004_0827 |
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47 | |
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