diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index eafa7d84638b76..6b31c253f06fd2 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -1,6 +1,7 @@
# Python test set -- part 5, built-in exceptions
import copy
+import ctypes
import os
import sys
import unittest
@@ -318,11 +319,18 @@ def baz():
check('(yield i) = 2', 1, 2)
check('def f(*):\n pass', 1, 7)
+ @unittest.skipIf(ctypes.sizeof(ctypes.c_int) >= ctypes.sizeof(ctypes.c_ssize_t),
+ "INT_MAX is bigger than Py_ssize_t, so this is unreachable")
@support.requires_resource('cpu')
@support.bigmemtest(support._2G, memuse=1.5)
def testMemoryErrorBigSource(self, _size):
- with self.assertRaises(OverflowError):
- exec(f"if True:\n {' ' * 2**31}print('hello world')")
+ # the line length needs to be more than INT_MAX, but we can't
+ # multiple a sequence by a number that doesn't fit Py_ssize_t,
+ # otherwise we will get an OverflowError (see PySequence_Repeat)
+ INT_MAX = 2 ** (ctypes.sizeof(ctypes.c_int) * 8)
+ padding = ' ' * (INT_MAX // 8)
+ with self.assertRaisesRegex(OverflowError, "column offset overflow"):
+ exec(f"if True:\n {padding}print('hello world')")
@cpython_only
def testSettingException(self):
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