src/thirdparty/boost_1_47_0/boost/type_traits/has_nothrow_assign.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_ASSIGN_HPP_INCLUDED
  10 #define BOOST_TT_HAS_NOTHROW_ASSIGN_HPP_INCLUDED
  11
  12 #include <boost/type_traits/has_trivial_assign.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_assign_imp{
  23 #ifndef BOOST_HAS_NOTHROW_ASSIGN
  24    BOOST_STATIC_CONSTANT(bool, value = ::boost::has_trivial_assign<T>::value);
  25 #else
  26    BOOST_STATIC_CONSTANT(bool, value = BOOST_HAS_NOTHROW_ASSIGN(T));
  27 #endif
  28 };
  29
  30 }
  31
  32 BOOST_TT_AUX_BOOL_TRAIT_DEF1(has_nothrow_assign,T,::boost::detail::has_nothrow_assign_imp<T>::value)
  33 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_assign,void,false)
  34 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
  35 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_assign,void const,false)
  36 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_assign,void const volatile,false)
  37 BOOST_TT_AUX_BOOL_TRAIT_SPEC1(has_nothrow_assign,void volatile,false)
  38 #endif
  39
  40 } // namespace boost
  41
  42 #include <boost/type_traits/detail/bool_trait_undef.hpp>
  43
  44 #endif // BOOST_TT_HAS_NOTHROW_ASSIGN_HPP_INCLUDED