Doc: Usage - OOoLilyPond only works up to v4

[lilypond.git] / lily / music-output.cc

diff --git a/lily/music-output.cc b/lily/music-output.cc
index dbbf606083e15e3ad1ed9dd73519ce709409574d..7b89b853f6c29c332aad8292c3f828912db3ff1d 100644 (file)
--- a/lily/music-output.cc
+++ b/lily/music-output.cc
@@ -49,7 +49,7 @@ Music_output::mark_smob () const
 }
 
 int
-Music_output::print_smob (SCM p, scm_print_state *)
+Music_output::print_smob (SCM p, scm_print_state *) const
 {
   scm_puts ("#<", p);
   scm_puts (class_name (), p);