From 1ab24ec46bdc6447719c997fcd98b072588e57cd Mon Sep 17 00:00:00 2001
From: Sam Gross <colesbury@gmail.com>
Date: Tue, 10 Dec 2024 21:23:17 +0000
Subject: [PATCH] Experiment: reftracer

---
 Objects/object.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/Objects/object.c b/Objects/object.c
index 74f47fa4239032..11b8d31f35c19b 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -2953,6 +2953,14 @@ _PyObject_AssertFailed(PyObject *obj, const char *expr, const char *msg,
     Py_FatalError("_PyObject_AssertFailed");
 }
 
+Py_NO_INLINE
+static void
+reftracer_destroy(PyObject *op)
+{
+    _PyReftracerTrack(op, PyRefTracer_DESTROY);
+    Py_DECREF(op);
+}
+
 
 void
 _Py_Dealloc(PyObject *op)
@@ -2972,8 +2980,12 @@ _Py_Dealloc(PyObject *op)
 #ifdef Py_TRACE_REFS
     _Py_ForgetReference(op);
 #endif
-    _PyReftracerTrack(op, PyRefTracer_DESTROY);
-    (*dealloc)(op);
+    if (_PyRuntime.ref_tracer.tracer_func) {
+        reftracer_destroy(op);
+    }
+    else {
+        (*dealloc)(op);
+    }
 
 #ifdef Py_DEBUG
     // gh-89373: The tp_dealloc function must leave the current exception