diff options
Diffstat (limited to 'Objects')
| -rw-r--r-- | Objects/object.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Objects/object.c b/Objects/object.c index e47f80e..85fd35f 100644 --- a/Objects/object.c +++ b/Objects/object.c @@ -1427,7 +1427,10 @@ PyNumber_CoerceEx(PyObject **pv, PyObject **pw) register PyObject *w = *pw; int res; - if (v->ob_type == w->ob_type && !PyInstance_Check(v)) { + /* Shortcut only for old-style types */ + if (v->ob_type == w->ob_type && + !PyType_HasFeature(v->ob_type, Py_TPFLAGS_CHECKTYPES)) + { Py_INCREF(v); Py_INCREF(w); return 0; |