use robust_relative_extent if we need the center; issue 4449

[lilypond.git] / lily / stem.cc

diff --git a/lily/stem.cc b/lily/stem.cc
index 1ddd32986791a35041024f8ee7348a83acffed8e..2fad60d10598f139753cfa87e5c11bab0feb8605 100644 (file)
--- a/lily/stem.cc
+++ b/lily/stem.cc
@@ -914,7 +914,7 @@ Stem::offset_callback (SCM smob)
   if (rests.size ())
     {
       Grob *rest = rests.back ();
-      Real r = rest->extent (rest, X_AXIS).center ();
+      Real r = robust_relative_extent (rest, rest, X_AXIS).center ();
       return scm_from_double (r);
     }