Fix overflow test

colesbury · colesbury · commit 8864fef683af · 2024-10-23T20:29:07.000Z
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
@@ -209,12 +209,14 @@ def test_exit(self):
         # gh-125842: Windows uses 32-bit unsigned integers for exit codes
         # so a -1 exit code is sometimes interpreted as 0xffff_ffff.
         rc, out, err = assert_python_failure('-c', 'import sys; sys.exit(0xffff_ffff)')
-        self.assertIn(rc, (-1, 255, 0xffff_ffff))
+        self.assertIn(rc, (-1, 0xff, 0xffff_ffff))
         self.assertEqual(out, b'')
         self.assertEqual(err, b'')
 
+        # Overflow results in a -1 exit code, which may be converted to 0xff
+        # or 0xffff_ffff.
         rc, out, err = assert_python_failure('-c', 'import sys; sys.exit(2**128)')
-        self.assertIn(rc, (-1, 255))
+        self.assertIn(rc, (-1, 0xff, 0xffff_ffff))
         self.assertEqual(out, b'')
         self.assertEqual(err, b'')
 
