19586   int iBlock;  in memsys5FreeUnsafe()  local
19591   iBlock = (int)(((u8 *)pOld-mem5.zPool)/mem5.szAtom);  in memsys5FreeUnsafe()
19594   assert( iBlock>=0 && iBlock<mem5.nBlock );  in memsys5FreeUnsafe()
19596   assert( (mem5.aCtrl[iBlock] & CTRL_FREE)==0 );  in memsys5FreeUnsafe()
19598   iLogsize = mem5.aCtrl[iBlock] & CTRL_LOGSIZE;  in memsys5FreeUnsafe()
19600   assert( iBlock+size-1<(u32)mem5.nBlock );  in memsys5FreeUnsafe()
19602   mem5.aCtrl[iBlock] |= CTRL_FREE;  in memsys5FreeUnsafe()
19603   mem5.aCtrl[iBlock+size-1] |= CTRL_FREE;  in memsys5FreeUnsafe()
19611   mem5.aCtrl[iBlock] = CTRL_FREE | iLogsize;  in memsys5FreeUnsafe()
19614     if( (iBlock>>iLogsize) & 1 ){  in memsys5FreeUnsafe()
19615       iBuddy = iBlock - size;  in memsys5FreeUnsafe()
19617       iBuddy = iBlock + size;  in memsys5FreeUnsafe()
19624     if( iBuddy<iBlock ){  in memsys5FreeUnsafe()
19626       mem5.aCtrl[iBlock] = 0;  in memsys5FreeUnsafe()
19627       iBlock = iBuddy;  in memsys5FreeUnsafe()
19629       mem5.aCtrl[iBlock] = CTRL_FREE | iLogsize;  in memsys5FreeUnsafe()
19638   memset(&mem5.zPool[iBlock*mem5.szAtom], 0x55, size);  in memsys5FreeUnsafe()
19641   memsys5Link(iBlock, iLogsize);  in memsys5FreeUnsafe()
147815   sqlite3_int64 iBlock,           /* Block id for new block */
147822     sqlite3_bind_int64(pStmt, 1, iBlock);
149555   sqlite3_int64 iBlock;           /* Current block id */
149709   sqlite3_int64 iPtr = pWriter->aNodeWriter[0].iBlock;
149761       rc = fts3WriteSegment(p, pNode->iBlock, pNode->block.a, pNode->block.n);
149767       iNextPtr = pNode->iBlock;
149768       pNode->iBlock++;
149881     rc = fts3WriteSegment(p, pLeaf->iBlock, pLeaf->block.a, pLeaf->block.n);
149901     pLeaf->iBlock++;
149986           &pBlock->a[1], pWriter->aNodeWriter[0].iBlock
149997       rc = fts3WriteSegment(p, pNode->iBlock, pNode->block.a, pNode->block.n);
150009         pWriter->aNodeWriter[0].iBlock,     /* leaves_end_block */
150163         pWriter->aNodeWriter[i].iBlock = pWriter->iStart + i*pWriter->nLeafEst;
150167       pNode->iBlock = pWriter->iStart + pWriter->nLeafEst*nHeight;
150188             pNode->iBlock = reader.iChild;
150312     pWriter->aNodeWriter[i].iBlock = pWriter->iStart + i*pWriter->nLeafEst;
150492   sqlite3_int64 iBlock = 0;       /* Block id */
150506       rc = fts3TruncateNode(aRoot, nRoot, &root, zTerm, nTerm, &iBlock);
150512   while( rc==SQLITE_OK && iBlock ){
150515     iNewStart = iBlock;
150517     rc = sqlite3Fts3ReadBlock(p, iBlock, &aBlock, &nBlock, 0);
150519       rc = fts3TruncateNode(aBlock, nBlock, &block, zTerm, nTerm, &iBlock);