Method increment

libCacheSim/dataStructure/sparsepp/spp_smartptr.h:19–19

    spp_rc() : _cnt(0) {}
    spp_rc(const spp_rc &) : _cnt(0) {}
    void increment() const { ++_cnt; }
    void decrement() const { assert(_cnt); if (--_cnt == 0) delete this; }
    unsigned count() const { return _cnt; }