#include <boost/hana/config.hpp>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! Returns a function performing `equal` after applying a transformation
//! to both arguments.
//! @ingroup group-Comparable
constexpr auto operator()(F&& f) const;
};
- constexpr comparing_t comparing{};
+ BOOST_HANA_INLINE_VARIABLE constexpr comparing_t comparing{};
#endif
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_FWD_COMPARING_HPP