8000 gh-111178: fix UBSan failures in `Modules/_ctypes` by picnixz · Pull Request #129071 · python/cpython · GitHub
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gh-111178: fix UBSan failures in Modules/_ctypes #129071

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Merged
merged 13 commits into from
Jan 21, 2025
Merged

gh-111178: fix UBSan failures in Modules/_ctypes #129071

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9c87ae1
fix UBSan failures for `DictRemoverObject`
picnixz Jan 20, 2025
ec730ba
fix UBSan failures for `StructParamObject`
picnixz Jan 20, 2025
a604eb7
fix UBSan failures for `CDataObject`
picnixz Jan 20, 2025
0014d3d
fix UBSan failures for `PyCFuncPtrObject`
picnixz Jan 20, 2025
5830275
fix UBSan failures for `PyCArgObject`
picnixz Jan 20, 2025
e193e6f
fix UBSan failures for `CFieldObject`
picnixz Jan 20, 2025
df5d477
remove redundant docstring casts
picnixz Jan 20, 2025
753ba2a
remove redundant PyObject casts
picnixz Jan 20, 2025
441a0be
fix compilation errors
picnixz Jan 20, 2025
5358251
consistency & warnings patches
picnixz Jan 20, 2025
a1f7e5a
reduce diff even further
picnixz Jan 20, 2025
504eabf
keep necessary cast
picnixz Jan 20, 2025
1e51fa7
add some new lines
picnixz Jan 20, 2025
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reduce diff even further
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@picnixz
picnixz committed Jan 20, 2025
commit a1f7e5ab6f62557a6fdc2915b80c3b77a437f3a0
5 changes: 3 additions & 2 deletions Modules/_ctypes/_ctypes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -425,10 +425,11 @@
static void
StructParam_dealloc(PyObject *myself)
{
PyTypeObject *tp = Py_TYPE(myself);
StructParamObject *self = _StructParamObject_CAST(myself);
PyTypeObject *tp = Py_TYPE(self);
PyObject_GC_UnTrack(myself);
(void)StructParam_clear(myself);
PyMem_Free(_StructParamObject_CAST(myself)->ptr);
PyMem_Free(self->ptr);
tp->tp_free(myself);
Py_DECREF(tp);
}
Expand Down Expand Up @@ -5762,7 +5763,7 @@
}

static PyType_Slot comerror_slots[] = {
{Py_tp_doc, PyDoc_STR(comerror_doc)},

Check warning on line 5766 in Modules/_ctypes/_ctypes.c

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GitHub Actions / Windows (free-threading) / build and test (arm64) 

'initializing': different 'const' qualifiers [D:\a\cpython\cpython\PCbuild\_ctypes.vcxproj]

Check warning on line 5766 in Modules/_ctypes/_ctypes.c

View workflow job for this annotation

GitHub Actions / Windows / build and test (arm64) 

'initializing': different 'const' qualifiers [D:\a\cpython\cpython\PCbuild\_ctypes.vcxproj]

Check warning on line 5766 in Modules/_ctypes/_ctypes.c

View workflow job for this annotation

GitHub Actions / Windows / build and test (x64) 

'initializing': different 'const' qualifiers [D:\a\cpython\cpython\PCbuild\_ctypes.vcxproj]

Check warning on line 5766 in Modules/_ctypes/_ctypes.c

View workflow job for this annotation

GitHub Actions / Windows (free-threading) / build and test (x64) 

'initializing': different 'const' qualifiers [D:\a\cpython\cpython\PCbuild\_ctypes.vcxproj]
{Py_tp_init, comerror_init},
{Py_tp_traverse, comerror_traverse},
{Py_tp_dealloc, comerror_dealloc},
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