(update_overlay_arrows): Fix handling of up_to_date < 0.

diff --git a/src/xdisp.c b/src/xdisp.c
index 2cd1d548457fce54d9ce16061cfff47bf2034663..a6065b542b7c50540e0934d037b8cddf6b83cbe8 100644 (file)
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -9428,7 +9428,7 @@ update_overlay_arrows (up_to_date)
       if (!SYMBOLP (var))
        continue;
 
-      if (up_to_date)
+      if (up_to_date > 0)
        {
          Lisp_Object val = find_symbol_value (var);
          Fput (var, Qlast_arrow_position,