Issue 4459/1: Mark mark_smob () member functions as const

[lilypond.git] / lily / include / grob-array.hh

diff --git a/lily/include/grob-array.hh b/lily/include/grob-array.hh
index 87cb19e23d1a23ec71b4317a9911ce3c688f5ea6..e3631c8ea9128e526694bea200210664e3adb62e 100644 (file)
--- a/lily/include/grob-array.hh
+++ b/lily/include/grob-array.hh
@@ -28,7 +28,7 @@ class Grob_array : public Simple_smob<Grob_array>
 {
 public:
   int print_smob (SCM, scm_print_state *);
-  SCM mark_smob ();
+  SCM mark_smob () const;
   static const char type_p_name_[];
 private:
   vector<Grob *> grobs_;