364   int nByte;  in sqlite3VdbeMemExpandBlob()  local
373   nByte = pMem->n + pMem->u.nZero;  in sqlite3VdbeMemExpandBlob()
374   if( nByte<=0 ){  in sqlite3VdbeMemExpandBlob()
376     nByte = 1;  in sqlite3VdbeMemExpandBlob()
378   if( sqlite3VdbeMemGrow(pMem, nByte, 1) ){  in sqlite3VdbeMemExpandBlob()
382   assert( sqlite3DbMallocSize(pMem->db,pMem->z) >= nByte );  in sqlite3VdbeMemExpandBlob()
421   const int nByte = 32;  in sqlite3VdbeMemStringify()  local
432   if( sqlite3VdbeMemClearAndResize(pMem, nByte) ){  in sqlite3VdbeMemStringify()
437   vdbeMemRenderNum(nByte, pMem->z, pMem);  in sqlite3VdbeMemStringify()
894   int nByte = n>0?n:1;  in sqlite3VdbeMemSetZeroBlob()  local
895   if( sqlite3VdbeMemGrow(pMem, nByte, 0) ){  in sqlite3VdbeMemSetZeroBlob()
899   assert( sqlite3DbMallocSize(pMem->db, pMem->z)>=nByte );  in sqlite3VdbeMemSetZeroBlob()
900   memset(pMem->z, 0, nByte);  in sqlite3VdbeMemSetZeroBlob()
1144   i64 nByte = n;      /* New value for pMem->n */  in sqlite3VdbeMemSetStr()  local
1164   if( nByte<0 ){  in sqlite3VdbeMemSetStr()
1167       nByte = strlen(z);  in sqlite3VdbeMemSetStr()
1169       for(nByte=0; nByte<=iLimit && (z[nByte] | z[nByte+1]); nByte+=2){}  in sqlite3VdbeMemSetStr()
1178   if( nByte>iLimit ){  in sqlite3VdbeMemSetStr()
1195     i64 nAlloc = nByte;  in sqlite3VdbeMemSetStr()
1218   pMem->n = (int)(nByte & 0x7fffffff);  in sqlite3VdbeMemSetStr()
1401       int nByte;                  /* Bytes of space to allocate */  in valueNew()  local
1405       nByte = sizeof(Mem) * nCol + ROUND8(sizeof(UnpackedRecord));  in valueNew()
1406       pRec = (UnpackedRecord*)sqlite3DbMallocZero(db, nByte);  in valueNew()