Fix compiling for C++11

diff --git a/source/distributed/fully_distributed_tria.cc b/source/distributed/fully_distributed_tria.cc
index 080c0fd2fc734fb31e5828f0d9721e18e6d13d69..710f4b517fa89de0bca6d2a4707db1d618ac31e7 100644 (file)
--- a/source/distributed/fully_distributed_tria.cc
+++ b/source/distributed/fully_distributed_tria.cc
@@ -16,6 +16,7 @@
 
 #include <deal.II/base/memory_consumption.h>
 #include <deal.II/base/mpi.h>
+#include <deal.II/base/std_cxx14/memory.h>
 
 #include <deal.II/distributed/fully_distributed_tria.h>
 #include <deal.II/distributed/fully_distributed_tria_util.h>
@@ -317,7 +318,7 @@ namespace parallel
                          *>(&other_tria) == nullptr)
         {
           serial_tria =
-            std::make_unique<dealii::Triangulation<dim, spacedim>>();
+            std_cxx14::make_unique<dealii::Triangulation<dim, spacedim>>();
 
           // actually copy the serial triangulation
           serial_tria->copy_triangulation(other_tria);