example/step-4: Return the correct return value

This commit reverts a stray change that should have probably never made
it into 0e12f6f87a0b84fadd8df629f55da42a8494ce8f

diff --git a/examples/step-4/step-4.cc b/examples/step-4/step-4.cc
index a63c86d40e5af7ad71afbe137332fc84c769ed10..a4b0aa53907b8fc30b21ef44bcd26f060ce8afc9 100644 (file)
--- a/examples/step-4/step-4.cc
+++ b/examples/step-4/step-4.cc
@@ -186,7 +186,7 @@ double RightHandSide<dim>::value(const Point<dim> &p,
   for (unsigned int i = 0; i < dim; ++i)
     return_value += 4.0 * std::pow(p(i), 4.0);
 
-  return 1.; // return_value;
+  return return_value;
 }