Method elim_push

src/butil/containers/bounded_queue.h:111–119

Push |item| into bottom side of this queue. If the queue is full, pop topmost item first.

    // Push |item| into bottom side of this queue. If the queue is full,
    // pop topmost item first.
    void elim_push(const T& item) {
        if (_count < _cap) {
            new ((T*)_items + _mod(_start + _count, _cap)) T(item);
            ++_count;
        } else {
            ((T*)_items)[_start] = item;
            _start = _mod(_start + 1, _cap);
        }
    }
    
    // Push a default-constructed item into bottom side of this queue
    // Returns address of the item inside this queue