(internal_equal): Fix overlay comparison.

diff --git a/src/fns.c b/src/fns.c
index ad55fdd699ebe58fcd127a162e1d12fced7ab134..2f97964b26e196e479cb7df9332232707d53ed07 100644 (file)
--- a/src/fns.c
+++ b/src/fns.c
@@ -1744,9 +1744,9 @@ internal_equal (o1, o2, depth)
        return 0;
       if (OVERLAYP (o1))
        {
-         if (!internal_equal (OVERLAY_START (o1), OVERLAY_START (o1),
+         if (!internal_equal (OVERLAY_START (o1), OVERLAY_START (o2),
                               depth + 1)
-             || !internal_equal (OVERLAY_END (o1), OVERLAY_END (o1),
+             || !internal_equal (OVERLAY_END (o1), OVERLAY_END (o2),
                                  depth + 1))
            return 0;
          o1 = XOVERLAY (o1)->plist;