ly_deep_copy did not actually copy vectors

Or actually, it copied them, threw the copy away and returned the original.

diff --git a/lily/lily-guile.cc b/lily/lily-guile.cc
index 1ad0635d3653456a0f5e600246a20d7b5658205c..eb78d8bbfde1e3e5e60e6e7c8856eea4cf31b7ec 100644 (file)
--- a/lily/lily-guile.cc
+++ b/lily/lily-guile.cc
@@ -365,6 +365,7 @@ ly_deep_copy (SCM src)
           SCM si = scm_from_int (i);
           scm_vector_set_x (nv, si, ly_deep_copy (scm_vector_ref (src, si)));
         }
+      return nv;
     }
   return src;
 }