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[3.14] gh-111178: fix UBSan failures for RemoteUnwinderObject (GH-135539) #135547

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Merged
merged 1 commit into from
Jun 15, 2025
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[3.14] gh-111178: fix UBSan failures for RemoteUnwinderObject (GH-135539) #135547

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5 changes: 4 additions & 1 deletion Modules/_remote_debugging_module.c
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Original file line number Diff line number Diff line change
Expand Up @@ -212,6 +212,8 @@ typedef struct {
#endif
} RemoteUnwinderObject;

#define RemoteUnwinder_CAST(op) ((RemoteUnwinderObject *)(op))

typedef struct
{
int lineno;
Expand Down Expand Up @@ -2899,8 +2901,9 @@ static PyMethodDef RemoteUnwinder_methods[] = {
};

static void
RemoteUnwinder_dealloc(RemoteUnwinderObject *self)
RemoteUnwinder_dealloc(PyObject *op)
{
RemoteUnwinderObject *self = RemoteUnwinder_CAST(op);
PyTypeObject *tp = Py_TYPE(self);
if (self->code_object_cache) {
_Py_hashtable_destroy(self->code_object_cache);
Expand Down
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