std::atomic_flag

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Defined in header <atomic>

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class atomic_flag;

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An Template:cpp is an atomic boolean type. Unlike all specializations of Template:cpp, it is guaranteed to be lock-free.

Member functions

(constructor)	constructs an atomic_flag (public member function)
operator=	the assignment operator (public member function)
clear	atomically sets flag to Template:cpp (public member function)
test_and_set	atomically sets the flag to Template:cpp and obtains its previous value (public member function)

See also

Template:cpp/atomic/dcl list ATOMIC FLAG INIT

atomic_flag_test_and_setatomic_flag_test_and_set_explicit (C++11)(C++11)	atomically sets the flag to Template:cpp and returns its previous value (function)
atomic_flag_clearatomic_flag_clear_explicit (C++11)(C++11)	atomically sets the value of the flag to Template:cpp (function)