Introduction 📺 Series Overview 👨‍🔬 What Is the ABA Problem? 🏷️ Tagged Pointers with Versioning ⚙️ Key Mechanism 🧐 Pros and Cons 🧪 Tests and Benchmarks Tests Module Benchmarks Module 🔗 Resources 🤔 Final Thoughts Introduction Concurrent programming is challenging, especially when designing lock-free data structures. One subtle issue that can arise is the ABA problem, leading to unexpected behavior in compare-and-swap (CAS) operations. In this post, we’ll explore the ABA problem and how to ...