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-rw-r--r--Include/frameobject.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/Include/frameobject.h b/Include/frameobject.h
index b620f76..e2bf7a1 100644
--- a/Include/frameobject.h
+++ b/Include/frameobject.h
@@ -21,8 +21,10 @@ typedef struct _frame {
PyObject *f_globals; /* global symbol table (PyDictObject) */
PyObject *f_locals; /* local symbol table (PyDictObject) */
PyObject **f_valuestack; /* points after the last local */
- PyObject **f_stackbottom; /* points to the last item on the stack if
- frame has yielded. */
+ /* Next free slot in f_valuestack. Frame creation sets to f_valuestack.
+ Frame evaluation usually NULLs it, but a frame that yields sets it
+ to the current stack top. */
+ PyObject **f_stacktop;
PyObject *f_trace; /* Trace function */
PyObject *f_exc_type, *f_exc_value, *f_exc_traceback;
PyThreadState *f_tstate;