std::atomic_ref<T>::is_always_lock_free
< cpp | atomic | atomic ref
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static constexpr bool is_always_lock_free = /*implementation-defined*/;
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(since C++20) | |
Equals true if the operations on this atomic_ref type is always lock-free and false if it is never or sometimes lock-free.
The value of this constant is consistent with the result of member function is_lock_free.
See also
checks if the atomic_ref object is lock-free(public member function) |