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- // (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_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
- #define BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
- #include <boost/type_traits/has_trivial_destructor.hpp>
- #if !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(__SUNPRO_CC) && !(defined(BOOST_MSVC) && (_MSC_FULL_VER < 190023506))
- #include <boost/type_traits/declval.hpp>
- #include <boost/type_traits/is_destructible.hpp>
- #include <boost/type_traits/is_complete.hpp>
- #include <boost/static_assert.hpp>
- namespace boost{
- namespace detail{
- template <class T, bool b>
- struct has_nothrow_destructor_imp : public boost::integral_constant<bool, false>{};
- template <class T>
- struct has_nothrow_destructor_imp<T, true> : public boost::integral_constant<bool, noexcept(boost::declval<T*&>()->~T())>{};
- }
- template <class T> struct has_nothrow_destructor : public detail::has_nothrow_destructor_imp<T, boost::is_destructible<T>::value>
- {
- BOOST_STATIC_ASSERT_MSG(boost::is_complete<T>::value, "Arguments to has_nothrow_destructor must be complete types");
- };
- template <class T, std::size_t N> struct has_nothrow_destructor<T[N]> : public has_nothrow_destructor<T>
- {
- BOOST_STATIC_ASSERT_MSG(boost::is_complete<T>::value, "Arguments to has_nothrow_destructor must be complete types");
- };
- template <class T> struct has_nothrow_destructor<T&> : public integral_constant<bool, false>{};
- #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
- template <class T> struct has_nothrow_destructor<T&&> : public integral_constant<bool, false>{};
- #endif
- template <> struct has_nothrow_destructor<void> : public false_type {};
- }
- #else
- namespace boost {
- template <class T> struct has_nothrow_destructor : public ::boost::has_trivial_destructor<T> {};
- } // namespace boost
- #endif
- #endif // BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
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