diff -r 2ba583191550 Objects/moduleobject.c
--- a/Objects/moduleobject.c	Tue Feb 11 18:40:56 2014 +0100
+++ b/Objects/moduleobject.c	Tue Feb 11 23:17:20 2014 +0200
@@ -330,7 +330,8 @@
                     else
                         PyErr_Clear();
                 }
-                PyDict_SetItem(d, key, Py_None);
+                if (PyDict_SetItem(d, key, Py_None) != 0)
+                    PyErr_Clear();
             }
         }
     }
@@ -349,7 +350,8 @@
                     else
                         PyErr_Clear();
                 }
-                PyDict_SetItem(d, key, Py_None);
+                if (PyDict_SetItem(d, key, Py_None) != 0)
+                    PyErr_Clear();
             }
         }
     }