iLwrIdx          118610 ext/sqlite3/libsqlite/sqlite3.c       int iLwrIdx = -2;   /* aSample[] for the lower bound */
iLwrIdx          118649 ext/sqlite3/libsqlite/sqlite3.c           iLwrIdx = whereKeyStats(pParse, p, pRec, 0, a);
iLwrIdx          118680 ext/sqlite3/libsqlite/sqlite3.c           if( iLwrIdx==iUprIdx ) nNew -= 20;  assert( 20==sqlite3LogEst(4) );