Adding missing #include

STEllAR-GROUP · Nov 16, 2017 · fcc888b · fcc888b
1 parent dff821a
commit fcc888b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/hpx/runtime/serialization/optional.hpp b/hpx/runtime/serialization/optional.hpp
@@ -10,6 +10,8 @@
 #include <hpx/util/optional.hpp>
 #include <hpx/runtime/serialization/serialize.hpp>
 
+#include <utility>
+
 namespace hpx { namespace serialization
 {
     template <typename T>