From: Marco Feder <marco.feder@sissa.it>
Date: Sat, 30 Apr 2022 00:33:20 +0000 (+0200)
Subject: Get ref_cells by reference
X-Git-Tag: v9.4.0-rc1~284^2~4
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=01806209e458f6d97287405fcedf0dce7b04406a;p=dealii.git

Get ref_cells by reference
---

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;