From e901d1fbdff989c3d4b47eb46b0eb1ae6e46b71c Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Wed, 17 Jul 2013 21:58:41 +0200
Subject: [PATCH] Issue #18408: Fix Py_ReprEnter(), handle PyList_Append()
 failure

---
 Objects/object.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Objects/object.c b/Objects/object.c
index 700e8bef56..e957d9d7b0 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -1910,7 +1910,8 @@ Py_ReprEnter(PyObject *obj)
         if (PyList_GET_ITEM(list, i) == obj)
             return 1;
     }
-    PyList_Append(list, obj);
+    if (PyList_Append(list, obj) < 0)
+        return -1;
     return 0;
 }
 
-- 
2.40.0