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1 | |
2 | // (C) Copyright John Maddock 2005. | |
3 | // Use, modification and distribution are subject to the Boost Software License, | |
4 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
5 | // http://www.boost.org/LICENSE_1_0.txt). | |
6 | // | |
7 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. | |
8 | ||
9 | ||
10 | #ifndef BOOST_TT_RANK_HPP_INCLUDED | |
11 | #define BOOST_TT_RANK_HPP_INCLUDED | |
12 | ||
13 | #include <cstddef> // size_t | |
14 | #include <boost/type_traits/integral_constant.hpp> | |
15 | ||
16 | namespace boost { | |
17 | ||
20effc67 | 18 | #if !defined( BOOST_CODEGEARC ) |
7c673cae FG |
19 | |
20 | namespace detail{ | |
21 | ||
22 | template <class T, std::size_t N> | |
23 | struct rank_imp | |
24 | { | |
25 | BOOST_STATIC_CONSTANT(std::size_t, value = N); | |
26 | }; | |
27 | #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) | |
28 | template <class T, std::size_t R, std::size_t N> | |
29 | struct rank_imp<T[R], N> | |
30 | { | |
31 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
32 | }; | |
33 | ||
34 | template <class T, std::size_t R, std::size_t N> | |
35 | struct rank_imp<T const[R], N> | |
36 | { | |
37 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
38 | }; | |
39 | ||
40 | template <class T, std::size_t R, std::size_t N> | |
41 | struct rank_imp<T volatile[R], N> | |
42 | { | |
43 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
44 | }; | |
45 | ||
46 | template <class T, std::size_t R, std::size_t N> | |
47 | struct rank_imp<T const volatile[R], N> | |
48 | { | |
49 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
50 | }; | |
51 | ||
20effc67 | 52 | #if !BOOST_WORKAROUND(BOOST_BORLANDC, < 0x600) && !defined(__IBMCPP__) && !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840)) |
7c673cae FG |
53 | template <class T, std::size_t N> |
54 | struct rank_imp<T[], N> | |
55 | { | |
56 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
57 | }; | |
58 | template <class T, std::size_t N> | |
59 | struct rank_imp<T const[], N> | |
60 | { | |
61 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
62 | }; | |
63 | template <class T, std::size_t N> | |
64 | struct rank_imp<T volatile[], N> | |
65 | { | |
66 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
67 | }; | |
68 | template <class T, std::size_t N> | |
69 | struct rank_imp<T const volatile[], N> | |
70 | { | |
71 | BOOST_STATIC_CONSTANT(std::size_t, value = (::boost::detail::rank_imp<T, N+1>::value)); | |
72 | }; | |
73 | #endif | |
74 | #endif | |
75 | } | |
76 | ||
20effc67 | 77 | #endif // !defined( BOOST_CODEGEARC ) |
7c673cae | 78 | |
20effc67 | 79 | #if defined( BOOST_CODEGEARC ) |
7c673cae FG |
80 | template <class T> struct rank : public integral_constant<std::size_t, __array_rank(T)>{}; |
81 | #else | |
82 | template <class T> struct rank : public integral_constant<std::size_t, (::boost::detail::rank_imp<T, 0>::value)>{}; | |
83 | #endif | |
84 | ||
85 | } // namespace boost | |
86 | ||
87 | #endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED |