Backed out changeset b9c9691c72c5

Issue #28858: The change b9c9691c72c5 introduced a regression. It seems like
_PyObject_CallArg1() uses more stack memory than
PyObject_CallFunctionObjArgs().

1 files changed, 4 insertions, 3 deletions

diff --git a/Objects/bytesobject.c b/Objects/bytesobject.c
index b82945a..5cdc2ca 100644
--- a/Objects/bytesobject.c
+++ b/Objects/bytesobject.c
@@ -549,7 +549,7 @@ format_obj(PyObject *v, const char **pbuf, Py_ssize_t *plen)
     /* does it support __bytes__? */
     func = _PyObject_LookupSpecial(v, &PyId___bytes__);
     if (func != NULL) {
-        result = _PyObject_CallNoArg(func);
+        result = PyObject_CallFunctionObjArgs(func, NULL);
         Py_DECREF(func);
         if (result == NULL)
             return NULL;
@@ -2331,7 +2331,8 @@ bytes_fromhex_impl(PyTypeObject *type, PyObject *string)
 {
     PyObject *result = _PyBytes_FromHex(string, 0);
     if (type != &PyBytes_Type && result != NULL) {
-        Py_SETREF(result, _PyObject_CallArg1((PyObject *)type, result));
+        Py_SETREF(result, PyObject_CallFunctionObjArgs((PyObject *)type,
+                                                       result, NULL));
     }
     return result;
 }
@@ -2568,7 +2569,7 @@ bytes_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
        PyObject_Bytes doesn't do. */
     func = _PyObject_LookupSpecial(x, &PyId___bytes__);
     if (func != NULL) {
-        new = _PyObject_CallNoArg(func);
+        new = PyObject_CallFunctionObjArgs(func, NULL);
         Py_DECREF(func);
         if (new == NULL)
             return NULL;