ppPrevTree       41441 ext/sqlite3/libsqlite/sqlite3.c       struct RowSetEntry **ppPrevTree = &pRowSet->pForest;
ppPrevTree       41446 ext/sqlite3/libsqlite/sqlite3.c         ppPrevTree = &pTree->pRight;
ppPrevTree       41458 ext/sqlite3/libsqlite/sqlite3.c         *ppPrevTree = pTree = rowSetEntryAlloc(pRowSet);