Make a variable const.

git-svn-id: https://svn.dealii.org/trunk@11200 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/deal.II/source/numerics/data_out.cc b/deal.II/deal.II/source/numerics/data_out.cc
index 6c96915b97e149a45ae6a4f5054da4735daf4116..f47e8eff313494ca051d001bff663ca26cf5742f 100644 (file)
--- a/deal.II/deal.II/source/numerics/data_out.cc
+++ b/deal.II/deal.II/source/numerics/data_out.cc
@@ -237,7 +237,7 @@ add_data_vector (const VECTOR         &vec,
                 const std::string    &name,
                 const DataVectorType  type)
 {
-  unsigned int n_components = dofs->get_fe().n_components ();
+  const unsigned int n_components = dofs->get_fe().n_components ();
 
   std::vector<std::string> names;
                                   // if only one component or vector