diff --git a/search/Search.i b/search/Search.i
index 659fff0c..c378a5e8 100644
--- a/search/Search.i
+++ b/search/Search.i
@@ -1099,32 +1099,6 @@ set_use_default_arrival_clock(bool enable)
   Sta::sta()->setUseDefaultArrivalClock(enable);
 }
 
-// For regression tests.
-void
-report_arrival_entries()
-{
-  Sta *sta = Sta::sta();
-  Search *search = sta->search();
-  search->arrivalIterator()->reportEntries();
-}
-
-// For regression tests.
-void
-report_required_entries()
-{
-  Sta *sta = Sta::sta();
-  Search *search = sta->search();
-  search->requiredIterator()->reportEntries();
-}
-
-// For regression tests.
-void
-levelize()
-{
-  Sta *sta = Sta::sta();
-  sta->levelize()->findLevels();
-}
-
 %} // inline
 
 ////////////////////////////////////////////////////////////////