https://github.com/python/cpython/commit/54e29ea4eb7b54c888fd5764eef2215535e4d862
commit: 54e29ea4eb7b54c888fd5764eef2215535e4d862
branch: main
author: Bénédikt Tran <10796600+picn...@users.noreply.github.com>
committer: pablogsal <pablog...@gmail.com>
date: 2025-06-15T21:00:58+02:00
summary:
gh-111178: fix UBSan failures for `RemoteUnwinderObject` (#135539)
files:
M Modules/_remote_debugging_module.c
diff --git a/Modules/_remote_debugging_module.c
b/Modules/_remote_debugging_module.c
index 389889a2cf4c6c..c2421cac6bdb17 100644
--- a/Modules/_remote_debugging_module.c
+++ b/Modules/_remote_debugging_module.c
@@ -214,6 +214,8 @@ typedef struct {
#endif
} RemoteUnwinderObject;
+#define RemoteUnwinder_CAST(op) ((RemoteUnwinderObject *)(op))
+
typedef struct
{
int lineno;
@@ -2913,8 +2915,9 @@ 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);
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