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- #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED
- #define BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED
- // MS compatible compilers support #pragma once
- #if defined(_MSC_VER) && (_MSC_VER >= 1020)
- # pragma once
- #endif
- // boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp
- //
- // Copyright 2020 Peter Dimov
- // Distributed under the Boost Software License, Version 1.0.
- // https://www.boost.org/LICENSE_1_0.txt
- //
- // Defines the BOOST_SP_HAS_GCC_INTRINSICS macro if the __atomic_*
- // intrinsics are available.
- #if defined( __ATOMIC_RELAXED ) && defined( __ATOMIC_ACQUIRE ) && defined( __ATOMIC_RELEASE ) && defined( __ATOMIC_ACQ_REL )
- # define BOOST_SP_HAS_GCC_INTRINSICS
- #endif
- #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED
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