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- std::atomic
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- std::atomic_ref<T>::atomic_ref
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- std::atomic_ref<T>::is_always_lock_free
- std::atomic_ref<T>::required_alignment
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- std::atomic_ref<T>::fetch_and
- std::atomic_ref<T>::fetch_or
- std::atomic_ref<T>::fetch_xor
- std::atomic_ref<T>::operator++,++(int),--,--(int)
- std::atomic_ref<T>::operator+=,-=,&=,|=,^=
- std::atomic_store, std::atomic_store_explicit
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- std::atomic_compare_exchange_weak, std::atomic_compare_exchange_strong, std::atomic_compare_exchange_weak_explicit, std::atomic_compare_exchange_strong_explicit
- std::atomic_fetch_add, std::atomic_fetch_add_explicit
- std::atomic_fetch_sub, std::atomic_fetch_sub_explicit
- std::atomic_fetch_and, std::atomic_fetch_and_explicit
- std::atomic_fetch_or, std::atomic_fetch_or_explicit
- std::atomic_fetch_xor, std::atomic_fetch_xor_explicit
- std::atomic_is_lock_free, ATOMIC_xxx_LOCK_FREE
- std::atomic_wait, std::atomic_wait_explicit
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- std::atomic_flag_clear, std::atomic_flag_clear_explicit
- std::atomic_flag_test, std::atomic_flag_test_explicit
- std::atomic_flag_wait, std::atomic_flag_wait_explicit
- std::atomic_flag_notify_one
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位置：首页 > C++ 参考手册 >原子操作库 >std::atomic_ref > std::atomic_ref<T>::is_always_lock_free
std::atomic_ref<T>::is_always_lock_free
| static constexpr bool is_always_lock_free = /*implementation-defined*/; |
(C++20 起) | |
若此 atomic_ref 类型始终免锁则为 true ，而若它决不或有时免锁则为 false 。
此常量的值与成员函数 is_lock_free 的结果一致。
参阅
检查该 atomic_ref 对象是否免锁 (公开成员函数) |