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

[lilypond.git] / lily / include / smobs.hh

diff --git a/lily/include/smobs.hh b/lily/include/smobs.hh
index 3bcec9931e77ae67da0639ee2234157335bf9f6b..c5edc4b01f63a0cad022360a25006f96e8ba9e99 100644 (file)
--- a/lily/include/smobs.hh
+++ b/lily/include/smobs.hh
@@ -177,7 +177,7 @@ private:
   // Most default functions are do-nothings.  void init() will
   // recognize their address when not overriden and will then refrain
   // altogether from passing the the respective callbacks to GUILE.
-  SCM mark_smob (void);
+  SCM mark_smob (void) const;
   static SCM mark_trampoline (SCM); // Used for calling mark_smob
   static size_t free_smob (SCM obj);
   static SCM equal_p (SCM, SCM);