(stack-stencil-line): robustness.

diff --git a/scm/new-markup.scm b/scm/new-markup.scm
index ea9c880e8567d447bcd3d112dcc3579a359216f2..1f440c889e9dbf6b9d58ba191bae3a5e831a2c98 100644 (file)
--- a/scm/new-markup.scm
+++ b/scm/new-markup.scm
@@ -386,7 +386,7 @@ Also set markup-signature and markup-keyword object properties."
             (ly:stencil-add head
                              (ly:stencil-translate-axis tail xoff X)))
           (car stencils))
-      '()))
+      (ly:make-stencil '() '(0 . 0) '(0 . 0))))