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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_PRE_DECREMENT_HPP_INCLUDED
10 #define BOOST_TT_HAS_PRE_DECREMENT_HPP_INCLUDED
11
12 #include <boost/type_traits/is_array.hpp>
13
14 #define BOOST_TT_TRAIT_NAME has_pre_decrement
15 #define BOOST_TT_TRAIT_OP --
16 #define BOOST_TT_FORBIDDEN_IF\
17    (\
18       /* bool */\
19       ::boost::is_same< bool, Rhs_nocv >::value || \
20       /* void* */\
21       (\
22          ::boost::is_pointer< Rhs_noref >::value && \
23          ::boost::is_void< Rhs_noptr >::value\
24       ) || \
25       /* (fundamental or pointer) and const */\
26       (\
27          ( \
28             ::boost::is_fundamental< Rhs_nocv >::value || \
29             ::boost::is_pointer< Rhs_noref >::value\
30          ) && \
31          ::boost::is_const< Rhs_noref >::value\
32       )||\
33       /* Arrays */ \
34       ::boost::is_array<Rhs_noref>::value\
35       )
36
37
38 #include <boost/type_traits/detail/has_prefix_operator.hpp>
39
40 #undef BOOST_TT_TRAIT_NAME
41 #undef BOOST_TT_TRAIT_OP
42 #undef BOOST_TT_FORBIDDEN_IF
43
44 #endif