Issue #17807: Generators can now be finalized even when they are part of a reference cycle.
diff --git a/Include/frameobject.h b/Include/frameobject.h
index 33f73af..0e7f32b 100644
--- a/Include/frameobject.h
+++ b/Include/frameobject.h
@@ -36,6 +36,8 @@
non-generator frames. See the save_exc_state and swap_exc_state
functions in ceval.c for details of their use. */
PyObject *f_exc_type, *f_exc_value, *f_exc_traceback;
+ /* Borrowed referenced to a generator, or NULL */
+ PyObject *f_gen;
PyThreadState *f_tstate;
int f_lasti; /* Last instruction if called */
@@ -84,6 +86,13 @@
/* Return the line of code the frame is currently executing. */
PyAPI_FUNC(int) PyFrame_GetLineNumber(PyFrameObject *);
+/* Generator support */
+PyAPI_FUNC(PyObject *) _PyFrame_YieldingFrom(PyFrameObject *);
+PyAPI_FUNC(PyObject *) _PyFrame_GeneratorSend(PyFrameObject *, PyObject *, int exc);
+PyAPI_FUNC(PyObject *) _PyFrame_Finalize(PyFrameObject *);
+PyAPI_FUNC(int) _PyFrame_CloseIterator(PyObject *);
+
+
#ifdef __cplusplus
}
#endif