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[3.14] gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613) (#135739)

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gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613)

Co-authored-by: devdanzin <74280297+devdanzin@users.noreply.github.com>
This commit is contained in:
Ken Jin 2025-06-20 15:24:25 +08:00 • committed by GitHub
parent 203753b4bb
commit 60fc42c169
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5 changed files with 48 additions and 2 deletions
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Python/optimizer_bytecodes.c
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@ -580,7 +580,13 @@ dummy_func(void) {
PyDict_Watch(GLOBALS_WATCHER_ID, dict);
_Py_BloomFilter_Add(dependencies, dict);
PyObject *res = convert_global_to_const(this_instr, dict, true);
attr = sym_new_const(ctx, res);
if (res == NULL) {
attr = sym_new_not_null(ctx);
}
else {
attr = sym_new_const(ctx, res);
}
}
}
}