* gc.c (gc_clear_mark_on_sweep_slots): uses slot_sweep() for

  unsweeped slots, because some dead objects might be marked in
  next the mark phase by false pointers.  [ruby-core:42672]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34689 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 2 deletions

diff --git a/gc.c b/gc.c
index ee7bb84037..3e0cb3e192 100644
--- a/gc.c
+++ b/gc.c
@@ -2627,8 +2627,7 @@ gc_clear_mark_on_sweep_slots(rb_objspace_t *objspace)
     if (objspace->heap.sweep_slots) {
         while (heaps_increment(objspace));
         while (objspace->heap.sweep_slots) {
-            scan = objspace->heap.sweep_slots;
-            gc_clear_slot_bits(scan);
+            slot_sweep(objspace, objspace->heap.sweep_slots);
             objspace->heap.sweep_slots = objspace->heap.sweep_slots->next;
         }
     }