1 |
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2 | // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
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3 | // Use, modification and distribution are subject to the Boost Software License,
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4 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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5 | // http://www.boost.org/LICENSE_1_0.txt).
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6 | //
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7 | // See http://www.boost.org/libs/type_traits for most recent version including documentation.
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8 |
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9 | #ifndef BOOST_TT_IS_VOID_HPP_INCLUDED
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10 | #define BOOST_TT_IS_VOID_HPP_INCLUDED
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11 |
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12 | #include "boost/config.hpp"
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13 |
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14 | // should be the last #include
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15 | #include "boost/type_traits/detail/bool_trait_def.hpp"
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16 |
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17 | namespace boost {
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18 |
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19 | //* is a type T void - is_void<T>
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20 | BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_void,T,false)
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21 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void,true)
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22 |
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23 | #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
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24 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void const,true)
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25 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void volatile,true)
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26 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(is_void,void const volatile,true)
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27 | #endif
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28 |
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29 | } // namespace boost
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30 |
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31 | #include "boost/type_traits/detail/bool_trait_undef.hpp"
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32 |
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33 | #endif // BOOST_TT_IS_VOID_HPP_INCLUDED
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