Bug-free concurrency certainly is possible, it just requires more brain power than the average programmer possesses. Some people can do it with a handful of shared state variables wrapped in seperate mutexes and still prevent deadlocks just by thinking through their code very carefully.

In reply to Re^3: Shared state concurrency is a no, no by Anonymous Monk
in thread Why is the execution order of subexpressions undefined? by BrowserUk

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