From de4ae3d4869e88dda8bfbad24880cb398160a7a0 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Sun, 4 Dec 2016 22:59:09 +0100
Subject: Backed out changeset b9c9691c72c5

Issue #28858: The change b9c9691c72c5 introduced a regression. It seems like
_PyObject_CallArg1() uses more stack memory than
PyObject_CallFunctionObjArgs().
---
 Python/_warnings.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Python/_warnings.c')

diff --git a/Python/_warnings.c b/Python/_warnings.c
index 1b2c6cdfd4..cecc8ad588 100644
--- a/Python/_warnings.c
+++ b/Python/_warnings.c
@@ -415,7 +415,7 @@ call_show_warning(PyObject *category, PyObject *text, PyObject *message,
     if (msg == NULL)
         goto error;
 
-    res = _PyObject_CallArg1(show_fn, msg);
+    res = PyObject_CallFunctionObjArgs(show_fn, msg, NULL);
     Py_DECREF(show_fn);
     Py_DECREF(msg);
 
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