--- /dev/null
+\version "2.14.0"
+
+\header { texidoc = "If the 'whiteout property of a
+grob is set to #t, that part of all objects in lower
+layers which falls under the extent of the grob is
+whited out. Here the TimeSignature whites out the
+Tie but not the StaffSymbol.
+"
+}
+
+\relative c' {
+ \time 3/4
+ \override Staff.StaffSymbol #'layer = #4
+ \once \override Tie #'layer = #2
+ b'2.~
+ \once \override Staff.TimeSignature #'whiteout = ##t
+ \once \override Staff.TimeSignature #'layer = #3
+ \time 5/4
+ b4
+}
+