From: Matthias Maier <tamiko@43-1.org>
Date: Sun, 12 May 2019 04:18:13 +0000 (-0500)
Subject: source: favor auto & cell
X-Git-Tag: v9.1.0-rc1~43^2~4
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=651b9f77d05b5ec44ffc639edcc0f141143a8537;p=dealii.git

source: favor auto & cell
---

diff --git a/source/grid/grid_tools.cc b/source/grid/grid_tools.cc
index dfff05c3de..f63ec3d8f0 100644
--- a/source/grid/grid_tools.cc
+++ b/source/grid/grid_tools.cc
@@ -3827,7 +3827,7 @@ namespace GridTools
     tria.clear_user_data();
 
     unsigned next_index = 1;
-    for (auto cell : tria.active_cell_iterators())
+    for (auto &cell : tria.active_cell_iterators())
       {
         if (dim > 1)
           for (unsigned int l = 0; l < GeometryInfo<dim>::lines_per_cell; ++l)
@@ -3856,7 +3856,7 @@ namespace GridTools
                   cell->manifold_id());
             }
       }
-    for (auto cell : tria.active_cell_iterators())
+    for (auto &cell : tria.active_cell_iterators())
       {
         if (dim > 1)
           for (unsigned int l = 0; l < GeometryInfo<dim>::lines_per_cell; ++l)