pub unsafe extern "rust-intrinsic" fn atomic_cxchg_acqrel_acquire<T: Copy>( dst: *mut T, old: T, src: T ) -> (T, bool)
Stores a value if the current value is the same as the
The stabilized version of this intrinsic is available on the
atomic types via the
compare_exchange method by passing
Ordering::Acquire as the success and failure parameters.