python314/fix_test_generated_data.patch

35 lines
1.1 KiB
Diff

---
Lib/test/test_ctypes/test_generated_structs.py | 7 +++++++
1 file changed, 7 insertions(+)
--- a/Lib/test/test_ctypes/test_generated_structs.py
+++ b/Lib/test/test_ctypes/test_generated_structs.py
@@ -12,6 +12,7 @@ Run this module to regenerate the files:
import unittest
from test.support import import_helper
import re
+import sys
from dataclasses import dataclass
from functools import cached_property
@@ -21,6 +22,11 @@ from ctypes import sizeof, alignment, po
_ctypes_test = import_helper.import_module("_ctypes_test")
+def is_32bit():
+ # or alternatively (slightly slower)
+ # (struct.calcsize("P") * 8) == 32
+ return not (sys.maxsize > 2**32)
+
# ctypes erases the difference between `c_int` and e.g.`c_int16`.
# To keep it, we'll use custom subclasses with the C name stashed in `_c_name`:
class c_bool(ctypes.c_bool):
@@ -415,6 +421,7 @@ class AnonBitfields(Structure):
class GeneratedTest(unittest.TestCase):
+ @unittest.skipIf(is_32bit(), 'fails on 32bit platform (gh#python/cpython#121938)')
def test_generated_data(self):
"""Check that a ctypes struct/union matches its C equivalent.