Function swift_runtime_sys::root::swift::swift_nonatomic_unownedRetainStrongAndRelease

pub unsafe extern "C" fn swift_nonatomic_unownedRetainStrongAndRelease(
    value: *mut HeapObject,
)

Increment the strong retain count of an object which may have been deallocated, aborting if it has been deallocated, and decrement its unowned reference count.