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Issue #12881: ctypes: Fix segfault with large structure field names.

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This commit is contained in:
Meador Inge 2011-10-03 21:48:30 -05:00
commit 29f43f7368
3 changed files with 21 additions and 1 deletions
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12
Lib/ctypes/test/test_structures.py
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@ -326,6 +326,18 @@ class StructureTestCase(unittest.TestCase):
else:
self.assertEqual(msg, "(Phone) TypeError: too many initializers")
def test_huge_field_name(self):
# issue12881: segfault with large structure field names
def create_class(length):
class S(Structure):
_fields_ = [('x' * length, c_int)]
for length in [10 ** i for i in range(0, 8)]:
try:
create_class(length)
except MemoryError:
# MemoryErrors are OK, we just don't want to segfault
pass
def get_except(self, func, *args):
try: