From: Daniel Arndt <arndtd@ornl.gov>
Date: Sun, 17 Nov 2019 13:03:59 +0000 (-0500)
Subject: Forget 'const' in examples instead
X-Git-Tag: v9.2.0-rc1~866^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa5ceebfa8ad4e0fad44c039df346f4c83693a69;p=dealii.git

Forget 'const' in examples instead
---

diff --git a/examples/step-13/step-13.cc b/examples/step-13/step-13.cc
index d12cc57ddf..5235bcd596 100644
--- a/examples/step-13/step-13.cc
+++ b/examples/step-13/step-13.cc
@@ -1357,10 +1357,10 @@ namespace Step13
     Triangulation<dim> triangulation;
     GridGenerator::hyper_cube(triangulation, -1, 1);
     triangulation.refine_global(2);
-    const FE_Q<dim>          fe(1);
-    const QGauss<dim>        quadrature(4);
-    const RightHandSide<dim> rhs_function{};
-    const Solution<dim>      boundary_values{};
+    const FE_Q<dim>    fe(1);
+    const QGauss<dim>  quadrature(4);
+    RightHandSide<dim> rhs_function;
+    Solution<dim>      boundary_values;
 
     // Create a solver object of the kind indicated by the argument to this
     // function. If the name is not recognized, throw an exception!
diff --git a/examples/step-27/step-27.cc b/examples/step-27/step-27.cc
index 5d108c7e8b..354f9b9fac 100644
--- a/examples/step-27/step-27.cc
+++ b/examples/step-27/step-27.cc
@@ -317,7 +317,7 @@ namespace Step27
                                      update_quadrature_points |
                                      update_JxW_values);
 
-    const RightHandSide<dim> rhs_function{};
+    RightHandSide<dim> rhs_function;
 
     FullMatrix<double> cell_matrix;
     Vector<double>     cell_rhs;
diff --git a/examples/step-38/step-38.cc b/examples/step-38/step-38.cc
index 6694241c55..27e54483f1 100644
--- a/examples/step-38/step-38.cc
+++ b/examples/step-38/step-38.cc
@@ -370,7 +370,7 @@ namespace Step38
     std::vector<double>                  rhs_values(n_q_points);
     std::vector<types::global_dof_index> local_dof_indices(dofs_per_cell);
 
-    const RightHandSide<spacedim> rhs{};
+    RightHandSide<spacedim> rhs;
 
     for (const auto &cell : dof_handler.active_cell_iterators())
       {
diff --git a/examples/step-4/step-4.cc b/examples/step-4/step-4.cc
index 9d1506db9e..7a44af84a2 100644
--- a/examples/step-4/step-4.cc
+++ b/examples/step-4/step-4.cc
@@ -324,7 +324,7 @@ void Step4<dim>::assemble_system()
   // the class declared above to generate the necessary data. Since this right
   // hand side object is only used locally in the present function, we declare
   // it here as a local variable:
-  const RightHandSide<dim> right_hand_side{};
+  RightHandSide<dim> right_hand_side;
 
   // Compared to the previous example, in order to evaluate the non-constant
   // right hand side function we now also need the quadrature points on the
diff --git a/examples/step-41/step-41.cc b/examples/step-41/step-41.cc
index 02dd3889ad..755ff35f42 100644
--- a/examples/step-41/step-41.cc
+++ b/examples/step-41/step-41.cc
@@ -268,8 +268,8 @@ namespace Step41
     system_matrix = 0;
     system_rhs    = 0;
 
-    const QGauss<dim>        quadrature_formula(fe.degree + 1);
-    const RightHandSide<dim> right_hand_side{};
+    const QGauss<dim>  quadrature_formula(fe.degree + 1);
+    RightHandSide<dim> right_hand_side;
 
     FEValues<dim> fe_values(fe,
                             quadrature_formula,
diff --git a/examples/step-61/step-61.cc b/examples/step-61/step-61.cc
index 6683c339f3..a488cad572 100644
--- a/examples/step-61/step-61.cc
+++ b/examples/step-61/step-61.cc
@@ -419,8 +419,8 @@ namespace Step61
 
     const unsigned int n_face_q_points = fe_face_values.get_quadrature().size();
 
-    const RightHandSide<dim> right_hand_side{};
-    std::vector<double>      right_hand_side_values(n_q_points);
+    RightHandSide<dim>  right_hand_side;
+    std::vector<double> right_hand_side_values(n_q_points);
 
     const Coefficient<dim>      coefficient;
     std::vector<Tensor<2, dim>> coefficient_values(n_q_points);
diff --git a/examples/step-63/step-63.cc b/examples/step-63/step-63.cc
index 010b16f1fa..fe35743432 100644
--- a/examples/step-63/step-63.cc
+++ b/examples/step-63/step-63.cc
@@ -716,8 +716,8 @@ namespace Step63
 
     scratch_data.fe_values.reinit(cell);
 
-    const RightHandSide<dim> right_hand_side{};
-    std::vector<double>      rhs_values(n_q_points);
+    RightHandSide<dim>  right_hand_side;
+    std::vector<double> rhs_values(n_q_points);
 
     right_hand_side.value_list(scratch_data.fe_values.get_quadrature_points(),
                                rhs_values);
diff --git a/examples/step-7/step-7.cc b/examples/step-7/step-7.cc
index e1838cbf09..9baadeb914 100644
--- a/examples/step-7/step-7.cc
+++ b/examples/step-7/step-7.cc
@@ -587,8 +587,8 @@ namespace Step7
     // Note that the operations we will do with the right hand side object are
     // only querying data, never changing the object. We can therefore declare
     // it <code>const</code>:
-    const RightHandSide<dim> right_hand_side{};
-    std::vector<double>      rhs_values(n_q_points);
+    RightHandSide<dim>  right_hand_side;
+    std::vector<double> rhs_values(n_q_points);
 
     // Finally we define an object denoting the exact solution function. We
     // will use it to compute the Neumann values at the boundary from
@@ -597,7 +597,7 @@ namespace Step7
     // Neumann values are prescribed. We will, however, be a little bit lazy
     // and use what we already have in information. Real-life programs would
     // to go other ways here, of course.
-    const Solution<dim> exact_solution{};
+    Solution<dim> exact_solution;
 
     // Now for the main loop over all cells. This is mostly unchanged from
     // previous examples, so we only comment on the things that have changed.