From 15fe5219508d52e733e1100066a1d54f099d80be Mon Sep 17 00:00:00 2001
From: David Wells <drwells@email.unc.edu>
Date: Sat, 1 Sep 2018 22:34:35 -0400
Subject: [PATCH] Add some consistency checks to a function.

---
 source/distributed/shared_tria.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/source/distributed/shared_tria.cc b/source/distributed/shared_tria.cc
index eab717bdd8..154ebb865b 100644
--- a/source/distributed/shared_tria.cc
+++ b/source/distributed/shared_tria.cc
@@ -333,6 +333,11 @@ namespace parallel
     Triangulation<dim, spacedim>::get_true_level_subdomain_ids_of_cells(
       const unsigned int level) const
     {
+      Assert(level < true_level_subdomain_ids_of_cells.size(),
+             ExcInternalError());
+      Assert(true_level_subdomain_ids_of_cells[level].size() ==
+               this->n_cells(level),
+             ExcInternalError());
       return true_level_subdomain_ids_of_cells[level];
     }
 
-- 
2.39.5