Method addref

src/server.h:990–990

    void setrefcount(unsigned ref);
    unsigned getrefcount(std::memory_order order = std::memory_order_relaxed) const { return (refcount.load(order) & ~(1U << 31)); }
    void addref() const { refcount.fetch_add(1, std::memory_order_relaxed); }
    unsigned release() const { return refcount.fetch_sub(1, std::memory_order_seq_cst) & ~(1U << 31); }
} robj;
static_assert(sizeof(redisObject) <= 24, "object size is critical, don't increase");