Like [`java.util.concurrent.atomic.AtomicMarkableReference`](https://docs.oracle.com/en/java/javase/22/docs/api/java.base/java/util/concurrent/atomic/AtomicMarkableReference.html). Can be useful for implementing some lock-free algorithms. Needs a C implementation with a bit stolen from a `PyObject *` pointer.
Like
java.util.concurrent.atomic.AtomicMarkableReference.Can be useful for implementing some lock-free algorithms.
Needs a C implementation with a bit stolen from a
PyObject *pointer.