#include <boost/hana/core/when.hpp>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! Perform an action on each element of a foldable, discarding
//! the result each time.
//! @ingroup group-Foldable
constexpr void operator()(Xs&& xs, F&& f) const;
};
- constexpr for_each_t for_each{};
+ BOOST_HANA_INLINE_VARIABLE constexpr for_each_t for_each{};
#endif
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_FWD_FOR_EACH_HPP