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- #ifndef BOOST_HASH2_DETAIL_IS_CONSTANT_EVALUATED_HPP_INCLUDED
- #define BOOST_HASH2_DETAIL_IS_CONSTANT_EVALUATED_HPP_INCLUDED
- // Copyright 2024 Peter Dimov
- // Distributed under the Boost Software License, Version 1.0.
- // https://www.boost.org/LICENSE_1_0.txt
- #include <boost/hash2/detail/config.hpp>
- namespace boost
- {
- namespace hash2
- {
- namespace detail
- {
- constexpr bool is_constant_evaluated() noexcept
- {
- #if defined(BOOST_HASH2_HAS_BUILTIN_IS_CONSTANT_EVALUATED)
- return __builtin_is_constant_evaluated();
- #else
- return true;
- #endif
- }
- } // namespace detail
- } // namespace hash2
- } // namespace boost
- #endif // #ifndef BOOST_HASH2_DETAIL_IS_CONSTANT_EVALUATED_HPP_INCLUDED
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