gh-102192: Replace PyErr_Fetch/Restore etc by more efficient alternatives (in Objects/) (#102218)

1 files changed, 3 insertions, 4 deletions

diff --git a/Objects/weakrefobject.c b/Objects/weakrefobject.c
index bd7720e..5a3e49a 100644
--- a/Objects/weakrefobject.c
+++ b/Objects/weakrefobject.c
@@ -959,9 +959,8 @@ PyObject_ClearWeakRefs(PyObject *object)
     if (*list != NULL) {
         PyWeakReference *current = *list;
         Py_ssize_t count = _PyWeakref_GetWeakrefCount(current);
-        PyObject *err_type, *err_value, *err_tb;
+        PyObject *exc = PyErr_GetRaisedException();
 
-        PyErr_Fetch(&err_type, &err_value, &err_tb);
         if (count == 1) {
             PyObject *callback = current->wr_callback;
 
@@ -980,7 +979,7 @@ PyObject_ClearWeakRefs(PyObject *object)
 
             tuple = PyTuple_New(count * 2);
             if (tuple == NULL) {
-                _PyErr_ChainExceptions(err_type, err_value, err_tb);
+                _PyErr_ChainExceptions1(exc);
                 return;
             }
 
@@ -1010,7 +1009,7 @@ PyObject_ClearWeakRefs(PyObject *object)
             Py_DECREF(tuple);
         }
         assert(!PyErr_Occurred());
-        PyErr_Restore(err_type, err_value, err_tb);
+        PyErr_SetRaisedException(exc);
     }
 }