Answer by Ciro Santilli OurBigBook.com for std::atomic: Difference between...
x.fetch_add(1) and x++ are exactly the same for std::atomicIf you believe cppreference, https://en.cppreference.com/w/cpp/atomic/atomic/operator_arith says:T operator++() volatile noexcept; (1)T*...
View ArticleAnswer by Anton for std::atomic: Difference between x.fetch_add(1) and x++;
The difference is definitely not about the safety = atomicity which is guaranteed for both methods.The most important difference I think is that fetch_add() can take a different memory order argument...
View Articlestd::atomic: Difference between x.fetch_add(1) and x++;
What is the difference betweenextern std::atomic<int> x;int i = x++;andextern std::atomic<int> x;int i = x.fetch_add(1);I feel like the second version is safer, but I couldn't see any...
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