From 709fafd811e226e8f00acbef063ccc7097e4ca23 Mon Sep 17 00:00:00 2001
From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Wed, 12 Jul 2017 10:25:21 -0600
Subject: [PATCH] Delete the constructor of p::s::Triangulation when no MPI is
 available.

---
 include/deal.II/distributed/shared_tria.h | 16 +++++++++-------
 source/distributed/shared_tria.cc         | 10 ----------
 2 files changed, 9 insertions(+), 17 deletions(-)

diff --git a/include/deal.II/distributed/shared_tria.h b/include/deal.II/distributed/shared_tria.h
index c8b16465c8..b77851a853 100644
--- a/include/deal.II/distributed/shared_tria.h
+++ b/include/deal.II/distributed/shared_tria.h
@@ -266,13 +266,19 @@ namespace parallel
      * parallel::shared::Triangulation objects throughout the library even if
      * it is disabled.
      *
-     * Since the constructor of this class is private, no such objects can
-     * actually be created if MPI is not available.
+     * Since the constructor of this class is deleted, no such objects
+     * can actually be created as this would be pointless given that
+     * MPI is not available.
      */
     template <int dim, int spacedim = dim>
     class Triangulation : public dealii::parallel::Triangulation<dim,spacedim>
     {
     public:
+      /**
+       * Constructor. Deleted to make sure that objects of this type cannot be
+       * constructed (see also the class documentation).
+       */
+      Triangulation () = delete;
 
       /**
        * A dummy function to return empty vector.
@@ -283,12 +289,8 @@ namespace parallel
        * A dummy function which always returns true.
        */
       bool with_artificial_cells() const;
-    private:
-      /**
-       * Constructor.
-       */
-      Triangulation ();
 
+    private:
       /**
        * A dummy vector.
        */
diff --git a/source/distributed/shared_tria.cc b/source/distributed/shared_tria.cc
index bef870a3a0..2e794fc077 100644
--- a/source/distributed/shared_tria.cc
+++ b/source/distributed/shared_tria.cc
@@ -289,16 +289,6 @@ namespace parallel
 {
   namespace shared
   {
-    template <int dim, int spacedim>
-    Triangulation<dim,spacedim>::Triangulation ()
-      :
-      dealii::parallel::Triangulation<dim,spacedim>(MPI_COMM_SELF)
-    {
-      Assert (false, ExcNotImplemented());
-    }
-
-
-
     template <int dim, int spacedim>
     bool
     Triangulation<dim,spacedim>::with_artificial_cells() const
-- 
2.39.5