Issue4141/2: Use Xxx:is_smob instead of Xxx:unsmob when used in boolean contexts

[lilypond.git] / lily / multi-measure-rest.cc

diff --git a/lily/multi-measure-rest.cc b/lily/multi-measure-rest.cc
index 8d653d0c167ccbab4b9167cc25495a08437d2041..c8a0525d66cf414fb9f1fb11c729405e6b825e41 100644 (file)
--- a/lily/multi-measure-rest.cc
+++ b/lily/multi-measure-rest.cc
@@ -191,7 +191,7 @@ calc_measure_duration_log (Grob *me, bool paranoid)
 {
   SCM sml = dynamic_cast<Spanner *> (me)->get_bound (LEFT)
             ->get_property ("measure-length");
-  Rational ml = (Moment::unsmob (sml)) ? Moment::unsmob (sml)->main_part_
+  Rational ml = (Moment::is_smob (sml)) ? Moment::unsmob (sml)->main_part_
                 : Rational (1);
   double measure_duration = ml.Rational::to_double ();
   bool force_round_up = to_boolean (scm_list_p (scm_member (scm_cons (scm_from_int64 (ml.numerator ()),