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// (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt).
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//
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// See http://www.boost.org/libs/type_traits for most recent version including documentation.
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#ifndef BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
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#define BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
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#include <boost/type_traits/has_trivial_destructor.hpp>
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#if !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(__SUNPRO_CC) && !(defined(BOOST_MSVC) && (_MSC_FULL_VER < 190023506))
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#include <boost/type_traits/declval.hpp>
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#include <boost/type_traits/is_destructible.hpp>
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namespace boost{
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namespace detail{
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template <class T, bool b>
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struct has_nothrow_destructor_imp : public boost::integral_constant<bool, false>{};
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template <class T>
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struct has_nothrow_destructor_imp<T, true> : public boost::integral_constant<bool, noexcept(boost::declval<T*&>()->~T())>{};
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}
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template <class T> struct has_nothrow_destructor : public detail::has_nothrow_destructor_imp<T, boost::is_destructible<T>::value>{};
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template <class T, std::size_t N> struct has_nothrow_destructor<T[N]> : public has_nothrow_destructor<T>{};
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template <class T> struct has_nothrow_destructor<T&> : public integral_constant<bool, false>{};
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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template <class T> struct has_nothrow_destructor<T&&> : public integral_constant<bool, false>{};
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#endif
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}
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#else
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namespace boost {
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template <class T> struct has_nothrow_destructor : public ::boost::has_trivial_destructor<T> {};
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} // namespace boost
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#endif
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#endif // BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED
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