diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6371f2b9c30..9c1faac4e30 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2014-02-24  Guozhi Wei  <carrot@google.com>
+
+	* sparseset.h (sparseset_pop): Fix the wrong index.
+
 2014-02-24  Walter Lee  <walt@tilera.com>
 
 	* config.gcc (tilepro-*-*): Change to tilepro*-*-*.
diff --git a/gcc/sparseset.h b/gcc/sparseset.h
index a6854e58345..8c7f3efcdce 100644
--- a/gcc/sparseset.h
+++ b/gcc/sparseset.h
@@ -177,7 +177,7 @@ sparseset_pop (sparseset s)
   gcc_checking_assert (mem != 0);
 
   s->members = mem - 1;
-  return s->dense[mem];
+  return s->dense[s->members];
 }
 
 static inline void