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-rw-r--r--Objects/object.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/Objects/object.c b/Objects/object.c
index 2428cc9..b62477a 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -312,14 +312,18 @@ PyObject_Compare(v, w)
if ((vtp = v->ob_type) != (wtp = w->ob_type)) {
char *vname = vtp->tp_name;
char *wname = wtp->tp_name;
- if (vtp->tp_as_number != NULL &&
- wtp->tp_as_number != NULL) {
+ if (vtp->tp_as_number != NULL && wtp->tp_as_number != NULL) {
int err;
err = PyNumber_CoerceEx(&v, &w);
if (err < 0)
return -1;
else if (err == 0) {
- int cmp = (*v->ob_type->tp_compare)(v, w);
+ int cmp;
+ vtp = v->ob_type;
+ if (vtp->tp_compare == NULL)
+ cmp = (v < w) ? -1 : 1;
+ else
+ cmp = (*vtp->tp_compare)(v, w);
Py_DECREF(v);
Py_DECREF(w);
return cmp;