boost/type_traits/has_nothrow_copy.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_NOTHROW_COPY_HPP_INCLUDED
  10 #define BOOST_TT_HAS_NOTHROW_COPY_HPP_INCLUDED
  11
  12 #include <boost/type_traits/has_trivial_copy.hpp>
  13
  14 // should be the last #include
  15 #include <boost/type_traits/detail/bool_trait_def.hpp>
  16
  17 namespace boost {
  18
  19 namespace detail{
  20
  21 template <class T>
  22 struct has_nothrow_copy_imp{
  23 #ifdef BOOST_HAS_NOTHROW_COPY
  24    BOOST_STATIC_CONSTANT(bool, value = BOOST_HAS_NOTHROW_COPY(T));
  25 #else
  26    BOOST_STATIC_CONSTANT(bool, value = ::boost::has_trivial_copy<T>::value);
  27 #endif
  28 };
  29
  30 }
  31
  32 BOOST_TT_AUX_BOOL_TRAIT_DEF1(has_nothrow_copy,T,::boost::detail::has_nothrow_copy_imp<T>::value)
  33 BOOST_TT_AUX_BOOL_TRAIT_DEF1(has_nothrow_copy_constructor,T,::boost::detail::has_nothrow_copy_imp<T>::value)
  34
  35 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy,void,false)
  36 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
  37 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy,void const,false)
  38 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy,void const volatile,false)
  39 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy,void volatile,false)
  40 #endif
  41
  42 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy_constructor,void,false)
  43 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
  44 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy_constructor,void const,false)
  45 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy_constructor,void const volatile,false)
  46 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_copy_constructor,void volatile,false)
  47 #endif
  48
  49 } // namespace boost
  50
  51 #include <boost/type_traits/detail/bool_trait_undef.hpp>
  52
  53 #endif // BOOST_TT_HAS_NOTHROW_COPY_HPP_INCLUDED