gh-146270: Fix `PyMember_SetOne(..., NULL)` not being atomic (gh-148800)
Fixes a sequential consistency bug whereby two threads that are deleting a struct member may observe both their deletions to be successful.
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Daniele Parmeggiani committed
1bdfc0f253730077ccd3a4b0714388e8227b1b71
Parent: e7613f2
Committed by GitHub <noreply@github.com>
on 5/6/2026, 1:50:24 PM