ceph/src/boost/libs/type_traits/include/boost/type_traits/has_plus_assign.hpp

   1 //  (C) Copyright 2009-2011 Frederic Bron.
   2 //
   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_PLUS_ASSIGN_HPP_INCLUDED
  10 #define BOOST_TT_HAS_PLUS_ASSIGN_HPP_INCLUDED
  11
  12 #define BOOST_TT_TRAIT_NAME has_plus_assign
  13 #define BOOST_TT_TRAIT_OP +=
  14 #define BOOST_TT_FORBIDDEN_IF\
  15    (\
  16       /* Lhs==pointer and Rhs==pointer */\
  17       (\
  18          ::boost::is_pointer< Lhs_noref >::value && \
  19          ::boost::is_pointer< Rhs_noref >::value\
  20       ) || \
  21       /* Lhs==void* and Rhs==fundamental */\
  22       (\
  23          ::boost::is_pointer< Lhs_noref >::value && \
  24          ::boost::is_void< Lhs_noptr >::value && \
  25          ::boost::is_fundamental< Rhs_nocv >::value\
  26       ) || \
  27       /* Rhs==void* and Lhs==fundamental */\
  28       (\
  29          ::boost::is_pointer< Rhs_noref >::value && \
  30          ::boost::is_void< Rhs_noptr >::value && \
  31          ::boost::is_fundamental< Lhs_nocv >::value\
  32       ) || \
  33       /* Lhs==pointer and Rhs==fundamental and Rhs!=integral */\
  34       (\
  35          ::boost::is_pointer< Lhs_noref >::value && \
  36          ::boost::is_fundamental< Rhs_nocv >::value && \
  37          (!  ::boost::is_integral< Rhs_noref >::value )\
  38       ) || \
  39       /* Rhs==pointer and Lhs==fundamental and Lhs!=bool */\
  40       (\
  41          ::boost::is_pointer< Rhs_noref >::value && \
  42          ::boost::is_fundamental< Lhs_nocv >::value && \
  43          (!  ::boost::is_same< Lhs_nocv, bool >::value )\
  44       ) || \
  45       /* (Lhs==fundamental or Lhs==pointer) and (Rhs==fundamental or Rhs==pointer) and (Lhs==const) */\
  46       (\
  47          (\
  48             ::boost::is_fundamental< Lhs_nocv >::value || \
  49             ::boost::is_pointer< Lhs_noref >::value\
  50           ) && \
  51          ( \
  52             ::boost::is_fundamental< Rhs_nocv >::value || \
  53             ::boost::is_pointer< Rhs_noref >::value\
  54           ) && \
  55          ::boost::is_const< Lhs_noref >::value\
  56       )\
  57       )
  58
  59
  60 #include <boost/type_traits/detail/has_binary_operator.hpp>
  61
  62 #undef BOOST_TT_TRAIT_NAME
  63 #undef BOOST_TT_TRAIT_OP
  64 #undef BOOST_TT_FORBIDDEN_IF
  65
  66 #endif