From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Thu, 11 Jul 2024 17:38:35 +0000 (-0600)
Subject: Make a 'Mapping' object 'const'.
X-Git-Tag: v9.6.0-rc1~93^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F17262%2Fhead;p=dealii.git

Make a 'Mapping' object 'const'.
---

diff --git a/examples/step-19/step-19.cc b/examples/step-19/step-19.cc
index b282bb4f1a..4bf55d477d 100644
--- a/examples/step-19/step-19.cc
+++ b/examples/step-19/step-19.cc
@@ -143,7 +143,7 @@ namespace Step19
     void output_results() const;
 
     Triangulation<dim>        triangulation;
-    MappingQ<dim>             mapping;
+    const MappingQ<dim>       mapping;
     const FE_Q<dim>           fe;
     DoFHandler<dim>           dof_handler;
     AffineConstraints<double> constraints;