/// Returns `true` if the queue is empty.
Returns `true` if the queue is empty.
Returns ` true ` if the queue is empty .
pub fn is_empty(&self) -> bool {
        let f = self.inner.front.load(Ordering::Acquire);
        atomic::fence(Ordering::SeqCst);
        let b = self.inner.back.load(Ordering::Acquire);
        b.wrapping_sub(f) <= 0
    }
pub fn is_empty ( & self ) -> bool { let f = self . inner . front . load ( Ordering :: Acquire ) ; atomic :: fence ( Ordering :: SeqCst ) ; let b = self . inner . back . load ( Ordering :: Acquire ) ; b . wrapping_sub ( f ) <= 0 }
Returns `true` if the queue is empty.
Returns ` true ` if the queue is empty .
&self