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boost_mp11/doc/mp11/integral.qbk
2017-03-16 19:45:47 +02:00

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[/
/ Copyright 2017 Peter Dimov
/
/ Distributed under the Boost Software License, Version 1.0. (See
/ accompanying file LICENSE_1_0.txt or copy at
/ http://www.boost.org/LICENSE_1_0.txt)
/]
[section:integral Integral Constants, `<boost/mp11/integral.hpp>`]
For an Mp11 integral constant type `T`, `T::value` is an integral constant in the C++ sense.
[section `mp_bool<B>`]
template<bool B> using mp_bool = std::integral_constant<bool, B>;
[endsect]
[section `mp_true`]
using mp_true = mp_bool<true>;
[endsect]
[section `mp_false`]
using mp_false = mp_bool<false>;
[endsect]
[section `mp_to_bool<T>`]
template<class T> using mp_to_bool = mp_bool<static_cast<bool>(T::value)>;
[endsect]
[section `mp_not<T>`]
template<class T> using mp_not = mp_bool< !T::value >;
[endsect]
[section `mp_int<I>`]
template<int I> using mp_int = std::integral_constant<int, I>;
[endsect]
[section `mp_size_t<N>`]
template<std::size_t N> using mp_size_t = std::integral_constant<std::size_t, N>;
[endsect]
[endsect]