Function std::intrinsics::atomic_or_acq

pub unsafe extern "rust-intrinsic" fn atomic_or_acq<T>(
    dst: *mut T, 
    src: T
) -> T where
    T: Copy, 

🔬 This is a nightly-only experimental API. (core_intrinsics)

Bitwise or with the current value, returning the previous value.

The stabilized version of this intrinsic is available on the atomic types via the fetch_or method by passing Ordering::Acquire as the order. For example, AtomicBool::fetch_or.