Make it compile.

git-svn-id: https://svn.dealii.org/trunk@31069 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/examples/step-42/step-42.cc b/deal.II/examples/step-42/step-42.cc
index d17736a7a6be2df151fdcf11eaf5f17a657a6975..21b346060bb8223c3b344326a964d3f401ecd5b5 100644 (file)
--- a/deal.II/examples/step-42/step-42.cc
+++ b/deal.II/examples/step-42/step-42.cc
@@ -1083,7 +1083,7 @@ namespace Step42
       constraints_dirichlet_and_hanging_nodes.reinit(locally_relevant_dofs);
       constraints_dirichlet_and_hanging_nodes.merge(constraints_hanging_nodes);
 
-      if (base_mesh == box)
+      if (base_mesh == "box")
       {
         // interpolate all components of the solution
         VectorTools::interpolate_boundary_values(dof_handler,