Function kvarn::prelude::fs::prelude::utils::prelude::compact_str::core::intrinsics::atomic_xsub_acquire
source · pub unsafe extern "rust-intrinsic" fn atomic_xsub_acquire<T>(
dst: *mut T,
src: T
) -> Twhere
T: Copy,
🔬This is a nightly-only experimental API. (
core_intrinsics
)Available on non-crate feature
miri-test-libstd
only.Expand description
Subtract from the current value, returning the previous value.
The stabilized version of this intrinsic is available on the
atomic
types via the fetch_sub
method by passing
Ordering::Acquire
as the order
. For example, AtomicIsize::fetch_sub
.