Method CheckBlock

library/cpp/lfalloc/lf_allocX64.h:1705–1712

        Finish = Start + N_CHUNK_SIZE;
    }
    void CheckBlock(char* pBlock) {
        if (pBlock && pBlock >= Start && pBlock < Finish) {
            ++FreeCount;
            i64 nShift = pBlock - Start;
            i64 nOffsetInStep = nShift & (N_CHUNK_SIZE - 1);
            Entries[nOffsetInStep / Size] = 1;
        }
    }
    void SetGlobalFree(char* ptr) {
        i64 nShift = ptr - Start;
        i64 nOffsetInStep = nShift & (N_CHUNK_SIZE - 1);