boost/type_traits/has_trivial_move_constructor.hpp
// (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
// (C) Copyright Eric Friedman 2002-2003.
// (C) Copyright Antony Polukhin 2013.
// 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_HAS_TRIVIAL_MOVE_CONSTRUCTOR_HPP_INCLUDED
#define BOOST_TT_HAS_TRIVIAL_MOVE_CONSTRUCTOR_HPP_INCLUDED
#include <cstddef> // size_t
#include <boost/type_traits/intrinsics.hpp>
#include <boost/type_traits/integral_constant.hpp>
#ifdef BOOST_HAS_TRIVIAL_MOVE_CONSTRUCTOR
#if defined(BOOST_MSVC) || defined(BOOST_INTEL)
#include <boost/type_traits/is_pod.hpp>
#include <boost/type_traits/is_volatile.hpp>
#include <boost/type_traits/is_reference.hpp>
#endif
#if defined(__GNUC__) || defined(__clang__)
#include <boost/type_traits/is_constructible.hpp>
#include <boost/type_traits/is_volatile.hpp>
#endif
namespace boost {
template <typename T> struct has_trivial_move_constructor : public integral_constant<bool, BOOST_HAS_TRIVIAL_MOVE_CONSTRUCTOR(T)>{};
#else
#ifdef __SUNPRO_CC
#include <boost/type_traits/is_constructible.hpp>
#include <boost/type_traits/remove_const.hpp>
#if __cplusplus >= 201103
#define SOLARIS_EXTRA_CHECK && is_constructible<typename remove_const<T>::type, typename remove_const<T>::type&&>::value
#endif
#endif
#ifndef SOLARIS_EXTRA_CHECK
#define SOLARIS_EXTRA_CHECK
#endif
#include <boost/type_traits/is_pod.hpp>
#include <boost/type_traits/is_volatile.hpp>
namespace boost {
template <typename T> struct has_trivial_move_constructor
: public integral_constant<bool, ::boost::is_pod<T>::value && !::boost::is_volatile<T>::value SOLARIS_EXTRA_CHECK>{};
#undef SOLARIS_EXTRA_CHECK
#endif
template <> struct has_trivial_move_constructor<void> : public false_type{};
#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
template <> struct has_trivial_move_constructor<void const> : public false_type{};
template <> struct has_trivial_move_constructor<void volatile> : public false_type{};
template <> struct has_trivial_move_constructor<void const volatile> : public false_type{};
#endif
// What should we do with reference types??? The standard seems to suggest these are trivial, even if the thing they reference is not:
template <class T> struct has_trivial_move_constructor<T&> : public true_type{};
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
template <class T> struct has_trivial_move_constructor<T&&> : public true_type{};
#endif
// Arrays can not be explicitly copied:
template <class T, std::size_t N> struct has_trivial_move_constructor<T[N]> : public false_type{};
template <class T> struct has_trivial_move_constructor<T[]> : public false_type{};
} // namespace boost
#endif // BOOST_TT_HAS_TRIVIAL_MOVE_CONSTRUCTOR_HPP_INCLUDED