From 1c082e1ff8e5805f08a6077adc6973fa228f53cb Mon Sep 17 00:00:00 2001
From: Florian Weik <fweik@icp.uni-stuttgart.de>
Date: Tue, 20 Sep 2016 16:37:46 -0600
Subject: [PATCH] specialization of is_mpi_datatype for std::array

---
 include/boost/mpi/datatype.hpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/boost/mpi/datatype.hpp b/include/boost/mpi/datatype.hpp
index c26dfdf..1f06997 100644
--- a/include/boost/mpi/datatype.hpp
+++ b/include/boost/mpi/datatype.hpp
@@ -30,6 +30,10 @@
 #include <boost/serialization/item_version_type.hpp>
 #include <utility> // for std::pair
 
+#if defined(__cplusplus) && (201103L <= __cplusplus) 
+#include <array>
+#endif
+
 namespace boost { namespace mpi {
 
 /**
@@ -265,6 +269,15 @@ struct is_mpi_datatype<std::pair<T,U> >
 {
 };
 
+/// specialization of is_mpi_datatype for arrays
+#if defined(__cplusplus) && (201103L <= __cplusplus)
+template<class T, std::size_t N>
+struct is_mpi_datatype<std::array<T, N> >
+ : public is_mpi_datatype<T>
+{
+};
+#endif
+
 // Define wchar_t specialization of is_mpi_datatype, if possible.
 #if !defined(BOOST_NO_INTRINSIC_WCHAR_T) && \
   (defined(MPI_WCHAR) || (defined(MPI_VERSION) && MPI_VERSION >= 2))