Fix one more warning

diff --git a/include/deal.II/numerics/vector_tools_constraints.templates.h b/include/deal.II/numerics/vector_tools_constraints.templates.h
index 60f5d6cd70c565a629125328243b3ce5080c48e6..b941e2cdbe01ec77dc0228f1d5295a9ce1594272 100644 (file)
--- a/include/deal.II/numerics/vector_tools_constraints.templates.h
+++ b/include/deal.II/numerics/vector_tools_constraints.templates.h
@@ -1537,6 +1537,7 @@ namespace VectorTools
       }
     AssertDimension(n_total_constraints_found,
                     no_normal_flux_constraints.n_constraints());
+    (void)n_total_constraints_found;
   }