From 01806209e458f6d97287405fcedf0dce7b04406a Mon Sep 17 00:00:00 2001
From: Marco Feder <marco.feder@sissa.it>
Date: Sat, 30 Apr 2022 02:33:20 +0200
Subject: [PATCH] Get ref_cells by reference

---
 tests/cgal/cgal_surface_mesh_01.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/cgal/cgal_surface_mesh_01.cc b/tests/cgal/cgal_surface_mesh_01.cc
index 5ce3152b66..c39b1da1a2 100644
--- a/tests/cgal/cgal_surface_mesh_01.cc
+++ b/tests/cgal/cgal_surface_mesh_01.cc
@@ -44,7 +44,7 @@ test()
     {Line},
     {Triangle, Quadrilateral},
     {Tetrahedron, Pyramid, Wedge, Hexahedron}};
-  for (const auto r_cell : ref_cells[dim])
+  for (const auto &r_cell : ref_cells[dim])
     {
       Triangulation<dim, spacedim>  tria;
       CGAL::Surface_mesh<CGALPoint> mesh;
-- 
2.39.5