Method inc_by

crates/common/src/refcount.rs:112–118

(&self, n: usize)

    #[inline]
    pub fn inc_by(&self, n: usize) {
        debug_assert!(n <= STRONG);
        let val = State::from_raw(self.state.fetch_add(n * COUNT, Ordering::Relaxed));
        if val.destructed() || (val.strong() as usize) > STRONG - n {
            refcount_overflow();
        }
    }

    /// Returns true if successful
    #[inline]