SWAP              389 ext/pdo_sqlite/sqlite/src/where.c   SWAP(CollSeq*,pExpr->pRight->pColl,pExpr->pLeft->pColl);
SWAP              390 ext/pdo_sqlite/sqlite/src/where.c   SWAP(Expr*,pExpr->pRight,pExpr->pLeft);
SWAP             2396 ext/pdo_sqlite/sqlite/src/where.c         SWAP(int, topLimit, btmLimit);