From d278cde036f9fa0f56b5a0b49baf498f13ebf332 Mon Sep 17 00:00:00 2001
From: "Kim F. Storm" <storm@cua.dk>
Date: Wed, 19 Jan 2005 00:08:30 +0000
Subject: [PATCH] (sweep_weak_table): Advance prev pointer when we keep a pair.

---
 src/fns.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/fns.c b/src/fns.c
index 3f92a0e0bfb..9a3121a3391 100644
--- a/src/fns.c
+++ b/src/fns.c
@@ -4836,6 +4836,10 @@ sweep_weak_table (h, remove_entries_p)
 
 		  h->count = make_number (XFASTINT (h->count) - 1);
 		}
+	      else
+		{
+		  prev = idx;
+		}
 	    }
 	  else
 	    {
-- 
2.39.5