Method TryToFreeMemory

util/thread/lfstack.h:31–42

    std::atomic<size_t> DequeueCount = 0;

    void TryToFreeMemory() {
        TNode* current = FreePtr.load(std::memory_order_acquire);
        if (!current) {
            return;
        }
        if (DequeueCount.load() == 1) {
            // node current is in free list, we are the last thread so try to cleanup
            if (FreePtr.compare_exchange_strong(current, nullptr)) {
                EraseList(current);
            }
        }
    }
    void EraseList(TNode* p) {
        while (p) {
            TNode* next = p->Next;