From 592097bc927c4fc58dba1b129274a57b2fcf6f4b Mon Sep 17 00:00:00 2001
From: Wolfgang Bangerth <bangerth@math.tamu.edu>
Date: Thu, 25 Sep 2014 17:35:58 -0500
Subject: [PATCH] Fix an oversight in initializing the timer in step-40.

---
 examples/step-40/step-40.cc | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/examples/step-40/step-40.cc b/examples/step-40/step-40.cc
index 06443592dc..afc0da2d75 100644
--- a/examples/step-40/step-40.cc
+++ b/examples/step-40/step-40.cc
@@ -186,7 +186,9 @@ namespace Step40
   // machines available (MPI_COMM_WORLD); ask the triangulation to ensure that
   // the mesh remains smooth and free to refined islands, for example; and
   // initialize the <code>pcout</code> variable to only allow processor zero
-  // to output anything:
+  // to output anything. The final piece is to initialize a timer that we
+  // use to determine how much compute time the different parts of the program
+  // take:
   template <int dim>
   LaplaceProblem<dim>::LaplaceProblem ()
     :
@@ -200,7 +202,8 @@ namespace Step40
     pcout (std::cout,
            (Utilities::MPI::this_mpi_process(mpi_communicator)
             == 0)),
-    computing_timer (pcout,
+    computing_timer (mpi_communicator,
+                     pcout,
                      TimerOutput::summary,
                      TimerOutput::wall_times)
   {}
-- 
2.39.5