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36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2016 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_FUNCTIONAL_HASH_TO_HASH_HPP
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#define SPROUT_FUNCTIONAL_HASH_TO_HASH_HPP
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#include <sprout/config.hpp>
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#include <sprout/workaround/std/cstddef.hpp>
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#include <sprout/functional/hash/hash_fwd.hpp>
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namespace sprout {
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//
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// to_hash
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//
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// effect:
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// sprout::hash_value_traits<T>::hash_value(v)
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// [default]
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// ADL callable hash_value(v) -> hash_value(v)
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// [default]
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// T is Arithmetic || Enum || Pointer || Array -> implementation-defined
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// otherwise -> std::hash<T>()(v)
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//
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template<typename T>
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inline SPROUT_CONSTEXPR std::size_t
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to_hash(T&& v) {
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return sprout::hash_value_traits<T>::hash_value(v);
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}
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} // namespace sprout
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#include <sprout/functional/hash/hash_value_traits.hpp>
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#endif // #ifndef SPROUT_FUNCTIONAL_HASH_TO_HASH_HPP
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