boost/type_traits/has_trivial_destructor.hpp

   1
   2 //  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
   3 //  Use, modification and distribution are subject to the Boost Software License,
   4 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   5 //  http://www.boost.org/LICENSE_1_0.txt).
   6 //
   7 //  See http://www.boost.org/libs/type_traits for most recent version including documentation.
   8
   9 #ifndef BOOST_TT_HAS_TRIVIAL_DESTRUCTOR_HPP_INCLUDED
  10 #define BOOST_TT_HAS_TRIVIAL_DESTRUCTOR_HPP_INCLUDED
  11
  12 #include <boost/type_traits/config.hpp>
  13 #include <boost/type_traits/intrinsics.hpp>
  14 #include <boost/type_traits/is_pod.hpp>
  15 #include <boost/type_traits/detail/ice_or.hpp>
  16
  17 // should be the last #include
  18 #include <boost/type_traits/detail/bool_trait_def.hpp>
  19
  20 namespace boost {
  21
  22 namespace detail {
  23
  24 template <typename T>
  25 struct has_trivial_dtor_impl
  26 {
  27 #ifdef BOOST_HAS_TRIVIAL_DESTRUCTOR
  28    BOOST_STATIC_CONSTANT(bool, value = BOOST_HAS_TRIVIAL_DESTRUCTOR(T));
  29 #else
  30    BOOST_STATIC_CONSTANT(bool, value = ::boost::is_pod<T>::value);
  31 #endif
  32 };
  33
  34 } // namespace detail
  35
  36 BOOST_TT_AUX_BOOL_TRAIT_DEF1(has_trivial_destructor,T,::boost::detail::has_trivial_dtor_impl<T>::value)
  37
  38 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_trivial_destructor,void,false)
  39 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
  40 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_trivial_destructor,void const,false)
  41 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_trivial_destructor,void const volatile,false)
  42 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_trivial_destructor,void volatile,false)
  43 #endif
  44
  45 } // namespace boost
  46
  47 #include <boost/type_traits/detail/bool_trait_undef.hpp>
  48
  49 #endif // BOOST_TT_HAS_TRIVIAL_DESTRUCTOR_HPP_INCLUDED