Fix GH-17935: ArrayObject unserialize assertion failure on later modification #20725
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This is conceptually the same fix Ilija proposed a while ago, but this just fixes a symptom rather than the underlying problem. Please see my messages in the thread #17942 |
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Fix #17935
The crash is caused by
ZVAL_COPYbeing used during unserialization. Instead, we can duplicate the array to avoid addref.