Fix unused variable warnings in step-41

diff --git a/examples/step-41/step-41.cc b/examples/step-41/step-41.cc
index 68a889cdd137975b287a36f4325ff2d68a3a1466..8c3662bf82672cf20f03484a9c02b9b6d0cc3031 100644 (file)
--- a/examples/step-41/step-41.cc
+++ b/examples/step-41/step-41.cc
@@ -130,7 +130,8 @@ namespace Step41
   double RightHandSide<dim>::value (const Point<dim> &,
                                     const unsigned int component) const
   {
-    Assert (component == 0, ExcNotImplemented());
+    (void) component;
+    Assert(component == 0, ExcIndexRange(component, 0, 1));
 
     return -10;
   }
@@ -151,7 +152,8 @@ namespace Step41
   double BoundaryValues<dim>::value (const Point<dim> &,
                                      const unsigned int component) const
   {
-    Assert (component == 0, ExcNotImplemented());
+    (void) component;
+    Assert(component == 0, ExcIndexRange(component, 0, 1));
 
     return 0;
   }
@@ -174,7 +176,8 @@ namespace Step41
   double Obstacle<dim>::value (const Point<dim> &p,
                                const unsigned int component) const
   {
-    Assert (component == 0, ExcNotImplemented());
+    (void) component;
+    Assert(component == 0, ExcIndexRange(component, 0, 1));
 
     if (p (0) < -0.5)
       return -0.2;