Avoid a C++11-ism.

git-svn-id: https://svn.dealii.org/trunk@30648 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/tests/mpi/periodicity_01.cc b/tests/mpi/periodicity_01.cc
index 17c57d9c723fdcb9bddc591b255b45127de2fc27..f4d80d3717112988d773b7646da234ef00b960bd 100644 (file)
--- a/tests/mpi/periodicity_01.cc
+++ b/tests/mpi/periodicity_01.cc
@@ -480,7 +480,7 @@ namespace Step40
               (triangulation,reps,p1,p2,true);
 
             std::vector
-              <std::tuple
+              <std_cxx1x::tuple
                 <typename parallel::distributed::Triangulation<dim>::cell_iterator, unsigned int,
                  typename parallel::distributed::Triangulation<dim>::cell_iterator, unsigned int> >
               periodicity_vector;