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// SPDX-FileCopyrightText: 2015 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <cstddef>
#include <utility>
#include <boost/functional/hash.hpp>
namespace Common {
struct PairHash {
template <class T1, class T2>
std::size_t operator()(const std::pair<T1, T2>& pair) const noexcept {
std::size_t seed = std::hash<T1>()(pair.first);
boost::hash_combine(seed, std::hash<T2>()(pair.second));
return seed;
}
};
template <typename T>
struct IdentityHash {
[[nodiscard]] size_t operator()(T value) const noexcept {
return static_cast<size_t>(value);
}
};
} // namespace Common
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