60 lines
1.8 KiB
Plaintext
60 lines
1.8 KiB
Plaintext
|
|
// (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
|
|
// Use, modification and distribution are subject to the Boost Software License,
|
|
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt).
|
|
//
|
|
// See http://www.boost.org/libs/type_traits for most recent version including documentation.
|
|
|
|
#ifndef BOOST_TT_IS_POD_HPP_INCLUDED
|
|
#define BOOST_TT_IS_POD_HPP_INCLUDED
|
|
|
|
#include <cstddef> // size_t
|
|
#include <boost/type_traits/detail/config.hpp>
|
|
#include <boost/type_traits/is_void.hpp>
|
|
#include <boost/type_traits/is_scalar.hpp>
|
|
#include <boost/type_traits/intrinsics.hpp>
|
|
|
|
#ifdef __SUNPRO_CC
|
|
#include <boost/type_traits/is_function.hpp>
|
|
#endif
|
|
|
|
#include <cstddef>
|
|
|
|
#ifndef BOOST_IS_POD
|
|
#define BOOST_INTERNAL_IS_POD(T) false
|
|
#else
|
|
#define BOOST_INTERNAL_IS_POD(T) BOOST_IS_POD(T)
|
|
#endif
|
|
|
|
namespace boost {
|
|
|
|
// forward declaration, needed by 'is_pod_array_helper' template below
|
|
template< typename T > struct is_POD;
|
|
|
|
template <typename T> struct is_pod
|
|
: public integral_constant<bool, ::boost::is_scalar<T>::value || ::boost::is_void<T>::value || BOOST_INTERNAL_IS_POD(T)>
|
|
{};
|
|
|
|
#if !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
|
|
template <typename T, std::size_t sz> struct is_pod<T[sz]> : public is_pod<T>{};
|
|
#endif
|
|
|
|
|
|
// the following help compilers without partial specialization support:
|
|
template<> struct is_pod<void> : public true_type{};
|
|
|
|
#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
|
|
template<> struct is_pod<void const> : public true_type{};
|
|
template<> struct is_pod<void const volatile> : public true_type{};
|
|
template<> struct is_pod<void volatile> : public true_type{};
|
|
#endif
|
|
|
|
template<class T> struct is_POD : public is_pod<T>{};
|
|
|
|
} // namespace boost
|
|
|
|
#undef BOOST_INTERNAL_IS_POD
|
|
|
|
#endif // BOOST_TT_IS_POD_HPP_INCLUDED
|