The production bug that made me care about undefined behavior
Read OriginalThe article details a real-world production bug in a high-traffic C++ payment system where an HTTP API incorrectly returned both 'error' and 'succeeded' as true. The author investigates and traces the root cause to undefined behavior stemming from an uninitialized struct. The post serves as a cautionary tale about the concrete dangers of undefined behavior in C++, covering investigation steps and potential tools for prevention.
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