https://github.com/python/cpython/commit/a000129df30819c3b762592d7586de4d2536f92b
commit: a000129df30819c3b762592d7586de4d2536f92b
branch: main
author: Victor Stinner <[email protected]>
committer: vstinner <[email protected]>
date: 2026-09-26T01:02:29+02:00
summary:
gh-158001: Fix test_ctypes.test_version_var() on s390x (#158193)
Py_Version type is "unsigned long", not "int". The bug is visible on
big endian machines such as s390x.
files:
M Lib/test/test_ctypes/test_values.py
diff --git a/Lib/test/test_ctypes/test_values.py
b/Lib/test/test_ctypes/test_values.py
index 0d62702c0c0fd3..5ce2fdbe77c226 100644
--- a/Lib/test/test_ctypes/test_values.py
+++ b/Lib/test/test_ctypes/test_values.py
@@ -8,7 +8,7 @@
import sys
import unittest
from ctypes import (Structure, CDLL, POINTER, pythonapi,
- c_ubyte, c_char_p, c_int)
+ c_ubyte, c_char_p, c_int, c_ulong)
from test import support
from test.support import import_helper, thread_unsafe
@@ -77,7 +77,7 @@ def test_version_var(self):
# This test accesses the Py_Version integer, which is
# exported by the Python dll and should match the sys.hexversion value
- version = c_int.in_dll(pythonapi, "Py_Version").value
+ version = c_ulong.in_dll(pythonapi, "Py_Version").value
self.assertEqual(version, sys.hexversion)
@thread_unsafe('overrides frozen modules')
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