transpose a clone of the quoted event

Conflicts:

	lily/quote-iterator.cc

diff --git a/lily/quote-iterator.cc b/lily/quote-iterator.cc
index dead1d503e25466cf3e6dbe541f74662a11e244f..f33a43221205b38a90b23bed6be56a0e96743cfb 100644 (file)
--- a/lily/quote-iterator.cc
+++ b/lily/quote-iterator.cc
@@ -245,7 +245,8 @@ Quote_iterator::process (Moment m)
                    mp = *me_pitch;
 
                  Pitch diff = pitch_interval (qp, mp);
-
+                 ev = ev->clone ();
+                 
                  SCM props =  transpose_mutable (ev->get_property_alist (true), diff);
                  ev = new Stream_event (ev->get_property ("class"), props);
                  transposed_musics_ = scm_cons (ev->unprotect (), transposed_musics_);