diff options
Diffstat (limited to 'boost/type_traits/has_nothrow_destructor.hpp')
| -rw-r--r-- | boost/type_traits/has_nothrow_destructor.hpp | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/boost/type_traits/has_nothrow_destructor.hpp b/boost/type_traits/has_nothrow_destructor.hpp index 4f5882afc0..273eb9f198 100644 --- a/boost/type_traits/has_nothrow_destructor.hpp +++ b/boost/type_traits/has_nothrow_destructor.hpp @@ -11,15 +11,37 @@ #include <boost/type_traits/has_trivial_destructor.hpp> -// should be the last #include -#include <boost/type_traits/detail/bool_trait_def.hpp> +#if !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(__SUNPRO_CC) && !defined(BOOST_MSVC) + +#include <boost/type_traits/declval.hpp> +#include <boost/type_traits/is_destructible.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>{}; + template <class T, std::size_t N> struct has_nothrow_destructor<T[N]> : public has_nothrow_destructor<T>{}; + 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 +} +#else namespace boost { -BOOST_TT_AUX_BOOL_TRAIT_DEF1(has_nothrow_destructor,T,::boost::has_trivial_destructor<T>::value) +template <class T> struct has_nothrow_destructor : public ::boost::has_trivial_destructor<T> {}; } // namespace boost -#include <boost/type_traits/detail/bool_trait_undef.hpp> +#endif #endif // BOOST_TT_HAS_NOTHROW_DESTRUCTOR_HPP_INCLUDED |