10000 gh-120198: Fix crash when two thread edit __class__ by Fidget-Spinner · Pull Request #120195 · python/cpython · GitHub
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gh-120198: Fix crash when two thread edit __class__ #120195

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Merged
merged 12 commits into from
Jun 11, 2024
Merged

gh-120198: Fix crash when two thread edit __class__ #120195

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df767e5
Make Py_TYPE and Py_SET_TYPE thread safe
Fidget-Spinner Jun 6, 2024
2e9fda6
fix Windows
Fidget-Spinner Jun 6, 2024
bda9545
add test
Fidget-Spinner Jun 7, 2024
b49dc1a
style nits
Fidget-Spinner Jun 7, 2024
54553a9
remove free-threaded stuff temporarily
Fidget-Spinner Jun 7, 2024
b1dc75b
Remove heap type flags
Fidget-Spinner Jun 7, 2024
5523a9e
Revert "Remove heap type flags"
Fidget-Spinner Jun 7, 2024
02a5587
fix bug
Fidget-Spinner Jun 10, 2024
70523eb
📜🤖 Added by blurb_it.
blurb-it[bot] Jun 10, 2024
1fc5c01
Move test like Steve suggested
Fidget-Spinner Jun 10, 2024
a80f876
Merge branch 'hello' of github.com:Fidget-Spinner/cpython into hello
Fidget-Spinner Jun 10, 2024
b70dc07
skip test if no threads
Fidget-Spinner Jun 10, 2024
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Remove heap type flags
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@Fidget-Spinner
Fidget-Spinner committed Jun 7, 2024
commit b1dc75bb2220c72f3ad0a5fad4eb87cfe2e74ad7
6 changes: 0 additions & 6 deletions Objects/typeobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6573,13 +6573,7 @@ object_set_class(PyObject *self, PyObject *value, void *closure)
return -1;
}
}
if (newto->tp_flags & Py_TPFLAGS_HEAPTYPE) {
Py_INCREF(newto);
}
Py_SET_TYPE(self, newto);
if (oldto->tp_flags & Py_TPFLAGS_HEAPTYPE)
Py_DECREF(oldto);

RARE_EVENT_INC(set_class);
return 0;
}
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