diff options
Diffstat (limited to 'boost/fusion/container/map/detail/value_at_impl.hpp')
| -rw-r--r-- | boost/fusion/container/map/detail/value_at_impl.hpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/boost/fusion/container/map/detail/value_at_impl.hpp b/boost/fusion/container/map/detail/value_at_impl.hpp index f98c580068..c51cc12547 100644 --- a/boost/fusion/container/map/detail/value_at_impl.hpp +++ b/boost/fusion/container/map/detail/value_at_impl.hpp @@ -9,6 +9,7 @@ #include <boost/fusion/support/config.hpp> #include <boost/mpl/at.hpp> +#include <boost/utility/declval.hpp> namespace boost { namespace fusion { @@ -27,7 +28,7 @@ namespace boost { namespace fusion { typedef mpl::int_<N::value> index; typedef - decltype(std::declval<Sequence>().get_val(index())) + decltype(boost::declval<Sequence>().get_val(index())) type; }; }; |