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1 | |
2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard | |
3 | // Hinnant & John Maddock 2000. | |
4 | // Use, modification and distribution are subject to the Boost Software License, | |
5 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt). | |
7 | // | |
8 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. | |
9 | ||
10 | ||
11 | // Some fixes for is_array are based on a newsgroup posting by Jonathan Lundquist. | |
12 | ||
13 | ||
14 | #ifndef BOOST_TT_IS_ARRAY_HPP_INCLUDED | |
15 | #define BOOST_TT_IS_ARRAY_HPP_INCLUDED | |
16 | ||
17 | #include <boost/type_traits/integral_constant.hpp> | |
18 | #include <cstddef> // size_t | |
19 | ||
20 | namespace boost { | |
21 | ||
20effc67 | 22 | #if defined( BOOST_CODEGEARC ) |
7c673cae FG |
23 | template <class T> struct is_array : public integral_constant<bool, __is_array(T)> {}; |
24 | #else | |
25 | template <class T> struct is_array : public false_type {}; | |
26 | #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) | |
27 | template <class T, std::size_t N> struct is_array<T[N]> : public true_type {}; | |
28 | template <class T, std::size_t N> struct is_array<T const[N]> : public true_type{}; | |
29 | template <class T, std::size_t N> struct is_array<T volatile[N]> : public true_type{}; | |
30 | template <class T, std::size_t N> struct is_array<T const volatile[N]> : public true_type{}; | |
20effc67 | 31 | #if !BOOST_WORKAROUND(BOOST_BORLANDC, < 0x600) && !defined(__IBMCPP__) && !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840)) |
7c673cae FG |
32 | template <class T> struct is_array<T[]> : public true_type{}; |
33 | template <class T> struct is_array<T const[]> : public true_type{}; | |
34 | template <class T> struct is_array<T const volatile[]> : public true_type{}; | |
35 | template <class T> struct is_array<T volatile[]> : public true_type{}; | |
36 | #endif | |
37 | #endif | |
38 | ||
39 | #endif | |
40 | ||
41 | } // namespace boost | |
42 | ||
43 | #endif // BOOST_TT_IS_ARRAY_HPP_INCLUDED |