atomic() noexcept = default;
constexpr atomic(T desired) noexcept;
#define ATOMIC_VAR_INIT(value) see below
bool is_lock_free() const volatile noexcept;
bool is_lock_free() const noexcept;
void store(T desired, memory_order order = memory_order_seq_cst) volatile noexcept;
void store(T desired, memory_order order = memory_order_seq_cst) noexcept;
T operator=(T desired) volatile noexcept;
T operator=(T desired) noexcept;
T load(memory_order order = memory_order_seq_cst) const volatile noexcept;
T load(memory_order order = memory_order_seq_cst) const noexcept;
operator T() const volatile noexcept;
operator T() const noexcept;
T exchange(T desired, memory_order order = memory_order_seq_cst) volatile noexcept;
T exchange(T desired, memory_order order = memory_order_seq_cst) noexcept;
bool compare_exchange_weak(T& expected, T desired,
memory_order success, memory_order failure) volatile noexcept;
bool compare_exchange_weak(T& expected, T desired,
memory_order success, memory_order failure) noexcept;
bool compare_exchange_strong(T& expected, T desired,
memory_order success, memory_order failure) volatile noexcept;
bool compare_exchange_strong(T& expected, T desired,
memory_order success, memory_order failure) noexcept;
bool compare_exchange_weak(T& expected, T desired,
memory_order order = memory_order_seq_cst) volatile noexcept;
bool compare_exchange_weak(T& expected, T desired,
memory_order order = memory_order_seq_cst) noexcept;
bool compare_exchange_strong(T& expected, T desired,
memory_order order = memory_order_seq_cst) volatile noexcept;
bool compare_exchange_strong(T& expected, T desired,
memory_order order = memory_order_seq_cst) noexcept;
if (memcmp(this, &expected, sizeof(*this)) == 0) memcpy(this, &desired, sizeof(*this)); else memcpy(expected, this, sizeof(*this));
expected = current.load(); do { desired = function(expected); } while (!current.compare_exchange_weak(expected, desired));— end example
do { p->next = head; // make new list node point to the current head } while (!head.compare_exchange_weak(p->next, p)); // try to insert