Issue #22453: Warn against the use of leaking macro PyObject_REPR().

1 files changed, 6 insertions, 2 deletions

diff --git a/Include/object.h b/Include/object.h
index 7584d4cdde..93062889a7 100644
--- a/Include/object.h
+++ b/Include/object.h
@@ -572,8 +572,12 @@ PyAPI_FUNC(PyObject *) PyObject_Dir(PyObject *);
 PyAPI_FUNC(int) Py_ReprEnter(PyObject *);
 PyAPI_FUNC(void) Py_ReprLeave(PyObject *);
 
-/* Helper for passing objects to printf and the like */
-#define PyObject_REPR(obj) _PyUnicode_AsString(PyObject_Repr(obj))
+#ifndef Py_LIMITED_API
+/* Helper for passing objects to printf and the like.
+   Leaks refcounts.  Don't use it!
+*/
+#define PyObject_REPR(obj) PyUnicode_AsUTF8(PyObject_Repr(obj))
+#endif
 
 /* Flag bits for printing: */
 #define Py_PRINT_RAW    1       /* No string quotes etc. */