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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 | #ifndef BOOST_TT_REMOVE_CV_HPP_INCLUDED | |
12 | #define BOOST_TT_REMOVE_CV_HPP_INCLUDED | |
13 | ||
14 | #include <boost/config.hpp> | |
15 | #include <boost/detail/workaround.hpp> | |
16 | #include <cstddef> // size_t | |
17 | ||
18 | namespace boost { | |
19 | ||
20 | // convert a type T to a non-cv-qualified type - remove_cv<T> | |
21 | template <class T> struct remove_cv{ typedef T type; }; | |
22 | template <class T> struct remove_cv<T const>{ typedef T type; }; | |
23 | template <class T> struct remove_cv<T volatile>{ typedef T type; }; | |
24 | template <class T> struct remove_cv<T const volatile>{ typedef T type; }; | |
25 | ||
26 | #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS) | |
27 | template <class T, std::size_t N> struct remove_cv<T const[N]>{ typedef T type[N]; }; | |
28 | template <class T, std::size_t N> struct remove_cv<T const volatile[N]>{ typedef T type[N]; }; | |
29 | template <class T, std::size_t N> struct remove_cv<T volatile[N]>{ typedef T type[N]; }; | |
30 | #if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(__IBMCPP__) && !BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840)) | |
31 | template <class T> struct remove_cv<T const[]>{ typedef T type[]; }; | |
32 | template <class T> struct remove_cv<T const volatile[]>{ typedef T type[]; }; | |
33 | template <class T> struct remove_cv<T volatile[]>{ typedef T type[]; }; | |
34 | #endif | |
35 | #endif | |
36 | ||
37 | ||
38 | } // namespace boost | |
39 | ||
40 | #endif // BOOST_TT_REMOVE_CV_HPP_INCLUDED |