Avoid const reference to temporary

diff --git a/source/grid/grid_tools_dof_handlers.cc b/source/grid/grid_tools_dof_handlers.cc
index 132fe14ed078149187d7172ce07b7110ef73f9cd..1882e6e985904581a09fc20270b18c96bb338315 100644 (file)
--- a/source/grid/grid_tools_dof_handlers.cc
+++ b/source/grid/grid_tools_dof_handlers.cc
@@ -1003,7 +1003,7 @@ namespace GridTools
         const std::pair<Point<spacedim>, double> &cell_enclosing_ball =
           cell->enclosing_ball();
 
-        const Point<spacedim> &cell_enclosing_ball_center =
+        const Point<spacedim> cell_enclosing_ball_center =
           cell_enclosing_ball.first;
         const double cell_enclosing_ball_radius = cell_enclosing_ball.second;