commit 7ce67e45f89d5d4955c4f72a64631aa9b56b8471
author Benjamin Peterson <benjamin@python.org> Tue Apr 24 10:32:57 2012 -0400
committer Benjamin Peterson <benjamin@python.org> Tue Apr 24 10:32:57 2012 -0400
tree 5adf7621faeca5c97bf110a1957a6c10ba5c13f2
parent 01296da8df89a6a710cc883902079cbdc2601b85

fix dict gc tracking (#13903)

Objects/dictobject.c

diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index 51a8796..6eb9b25 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -2022,6 +2022,8 @@
             Py_XINCREF(value);
             split_copy->ma_values[i] = value;
         }
+        if (_PyObject_GC_IS_TRACKED(mp))
+            _PyObject_GC_TRACK(split_copy);
         return (PyObject *)split_copy;
     }
     copy = PyDict_New();
@@ -2220,6 +2222,7 @@
                 return NULL;
             ep = find_empty_slot(mp, key, hash, &value_addr);
         }
+        MAINTAIN_TRACKING(mp, key, failobj);
         ep->me_key = key;
         ep->me_hash = hash;
         *value_addr = failobj;