]> git.lyx.org Git - features.git/blob - 3rdparty/boost/boost/type_traits/is_pod.hpp
Rerun extract.sh to get rid of more boost
[features.git] / 3rdparty / boost / boost / type_traits / is_pod.hpp
1
2 //  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
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 #ifndef BOOST_TT_IS_POD_HPP_INCLUDED
10 #define BOOST_TT_IS_POD_HPP_INCLUDED
11
12 #include <boost/type_traits/detail/config.hpp>
13 #include <boost/type_traits/is_void.hpp>
14 #include <boost/type_traits/is_scalar.hpp>
15 #include <boost/type_traits/intrinsics.hpp>
16
17 #ifdef __SUNPRO_CC
18 #include <boost/type_traits/is_function.hpp>
19 #endif
20
21 #include <cstddef>
22
23 #ifndef BOOST_IS_POD
24 #define BOOST_INTERNAL_IS_POD(T) false
25 #else
26 #define BOOST_INTERNAL_IS_POD(T) BOOST_IS_POD(T)
27 #endif
28
29 namespace boost {
30
31 // forward declaration, needed by 'is_pod_array_helper' template below
32 template< typename T > struct is_POD;
33
34 template <typename T> struct is_pod
35 : public integral_constant<bool, ::boost::is_scalar<T>::value || ::boost::is_void<T>::value || BOOST_INTERNAL_IS_POD(T)>
36 {};
37
38 #if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
39 template <typename T, std::size_t sz> struct is_pod<T[sz]> : public is_pod<T>{};
40 #endif
41
42
43 // the following help compilers without partial specialization support:
44 template<> struct is_pod<void> : public true_type{};
45
46 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
47 template<> struct is_pod<void const> : public true_type{};
48 template<> struct is_pod<void const volatile> : public true_type{};
49 template<> struct is_pod<void volatile> : public true_type{};
50 #endif
51
52 template<class T> struct is_POD : public is_pod<T>{};
53
54 } // namespace boost
55
56 #undef BOOST_INTERNAL_IS_POD
57
58 #endif // BOOST_TT_IS_POD_HPP_INCLUDED