Fix warning in tria_accessor.cc

diff --git a/source/grid/tria_accessor.cc b/source/grid/tria_accessor.cc
index 4377710d09f1017f03ba06e9cd6d9d86e76ddffa..456f86a1ee8ffee0c0dd404a23d9504055893927 100644 (file)
--- a/source/grid/tria_accessor.cc
+++ b/source/grid/tria_accessor.cc
@@ -1943,7 +1943,9 @@ neighbor_or_periodic_neighbor (const unsigned int i_face) const
   else if (this->has_periodic_neighbor(i_face))
     return this->periodic_neighbor(i_face);
   else
-    Assert (false, TriaAccessorExceptions::ExcNoPeriodicNeighbor());
+    AssertThrow (false, TriaAccessorExceptions::ExcNoPeriodicNeighbor());
+  // we can't come here
+  return this->neighbor(i_face);
 }