diff options
Diffstat (limited to 'boost/fusion/container/map/detail/value_at_key_impl.hpp')
| -rw-r--r-- | boost/fusion/container/map/detail/value_at_key_impl.hpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/boost/fusion/container/map/detail/value_at_key_impl.hpp b/boost/fusion/container/map/detail/value_at_key_impl.hpp index 00a54c4e2d..94d2da47aa 100644 --- a/boost/fusion/container/map/detail/value_at_key_impl.hpp +++ b/boost/fusion/container/map/detail/value_at_key_impl.hpp @@ -12,6 +12,7 @@ #include <boost/type_traits/is_const.hpp> #include <boost/mpl/at.hpp> #include <boost/mpl/identity.hpp> +#include <boost/utility/declval.hpp> namespace boost { namespace fusion { @@ -29,7 +30,7 @@ namespace boost { namespace fusion struct apply { typedef - decltype(std::declval<Sequence>().get_val(mpl::identity<Key>())) + decltype(boost::declval<Sequence>().get_val(mpl::identity<Key>())) type; }; }; |