8000 bpo-38748: gh-82929: Add test for stack corruption. by michaelDCurran · Pull Request #26204 · python/cpython · GitHub
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bpo-38748: gh-82929: Add test for stack corruption. #26204

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Merged
merged 7 commits into from
Sep 26, 2022
Merged

bpo-38748: gh-82929: Add test for stack corruption. #26204

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cd91426
Add test for stack corruption in issue 38748.
michaelDCurran May 17, 2021
07d66cb
ctypes.test.test_callbacks.Callbacks.test_i38748_stackCorruption: Onl…
michaelDCurran Nov 11, 2021
b1c6e53
Add back newline
michaelDCurran Nov 11, 2021
f0100eb
Merge branch 'main' into test_i38748
zooba Jun 6, 2022
800f0c0
Update Lib/ctypes/test/test_callbacks.py
zooba Jun 6, 2022
3525bbf
Merge branch 'main' into test_i38748
michaelDCurran Sep 23, 2022
3f2fc41
Ctypes callback test for 38748: no longer mark as expected failure as…
michaelDCurran Sep 24, 2022
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Ctypes callback test for 38748: no longer mark as expected failure as… 
… the underlying issue in libffi has been addressed in libffi-3.4.3.
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@michaelDCurran
michaelDCurran committed Sep 24, 2022
commit 3f2fc412d0ad0db041ae548ba93ecaa79aed9644
4 changes: 0 additions & 4 deletions Lib/test/test_ctypes/test_callbacks.py
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Expand Up @@ -163,10 +163,6 @@ def callback(a, b):
# With no fix for i38748, the next line will raise OSError and cause the test to fail.
self.assertEqual(dll._test_i38748_runCallback(callback, 5, 10), 15)

# This test is expected to fail on 32-bit (x86) because it uses stdcall
# convention, while 64-bit will ignore that and use a safe stack layout.
if (sys.maxsize + 1) == 2**31: # 32 bit
test_i38748_stackCorruption = unittest.expectedFailure(test_i38748_stackCorruption)

@need_symbol('WINFUNCTYPE')
class StdcallCallbacks(Callbacks):
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