50         tb->tb_next = next;  in tb_create_raw()
73 tb_new_impl(PyTypeObject *type, PyObject *tb_next, PyFrameObject *tb_frame,  in tb_new_impl()  argument
77     if (tb_next == Py_None) {  in tb_new_impl()
78         tb_next = NULL;  in tb_new_impl()
79     } else if (!PyTraceBack_Check(tb_next)) {  in tb_new_impl()
82                             Py_TYPE(tb_next)->tp_name);  in tb_new_impl()
85     return tb_create_raw((PyTracebackObject *)tb_next, tb_frame, tb_lasti,  in tb_new_impl()
99     PyObject* ret = (PyObject*)self->tb_next;  in tb_next_get()
133         cursor = cursor->tb_next;  in tb_next_set()
136     PyObject *old_next = (PyObject*)self->tb_next;  in tb_next_set()
138     self->tb_next = (PyTracebackObject *)new_next;  in tb_next_set()
167     Py_XDECREF(tb->tb_next);  in tb_dealloc()
176     Py_VISIT(tb->tb_next);  in tb_traverse()
184     Py_CLEAR(tb->tb_next);  in tb_clear()
546         tb1 = tb1->tb_next;  in tb_printinternal()
550         tb = tb->tb_next;  in tb_printinternal()
575         tb = tb->tb_next;  in tb_printinternal()