#include <utility>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! @ingroup group-functional
//! Return a constant function returning `x` regardless of the
//! argument(s) it is invoked with.
{ return std::move(val_); }
};
- constexpr detail::create<_always> always{};
+ BOOST_HANA_INLINE_VARIABLE constexpr detail::create<_always> always{};
#endif
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_FUNCTIONAL_ALWAYS_HPP