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2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard
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3 | // Hinnant & John Maddock 2000.
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4 | // Use, modification and distribution are subject to the Boost Software License,
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5 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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6 | // http://www.boost.org/LICENSE_1_0.txt).
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7 | //
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8 | // See http://www.boost.org/libs/type_traits for most recent version including documentation.
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9 |
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10 |
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11 | #ifndef BOOST_TT_ADD_CV_HPP_INCLUDED
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12 | #define BOOST_TT_ADD_CV_HPP_INCLUDED
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13 |
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14 | #include "boost/config.hpp"
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15 |
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16 | // should be the last #include
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17 | #include "boost/type_traits/detail/type_trait_def.hpp"
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18 |
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19 | namespace boost {
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20 |
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21 | // * convert a type T to a const volatile type - add_cv<T>
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22 | // this is not required since the result is always
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23 | // the same as "T const volatile", but it does suppress warnings
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24 | // from some compilers:
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25 |
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26 | #if defined(BOOST_MSVC)
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27 | // This bogus warning will appear when add_volatile is applied to a
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28 | // const volatile reference because we can't detect const volatile
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29 | // references with MSVC6.
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30 | # pragma warning(push)
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31 | # pragma warning(disable:4181) // warning C4181: qualifier applied to reference type ignored
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32 | #endif
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33 |
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34 | BOOST_TT_AUX_TYPE_TRAIT_DEF1(add_cv,T,T const volatile)
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35 |
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36 | #if defined(BOOST_MSVC)
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37 | # pragma warning(pop)
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38 | #endif
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39 |
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40 | #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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41 | BOOST_TT_AUX_TYPE_TRAIT_PARTIAL_SPEC1_1(typename T,add_cv,T&,T&)
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42 | #endif
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43 |
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44 | } // namespace boost
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45 |
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46 | #include "boost/type_traits/detail/type_trait_undef.hpp"
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47 |
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48 | #endif // BOOST_TT_ADD_CV_HPP_INCLUDED
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