exprToString     140597 ext/sqlite3/libsqlite/sqlite3.c   if( zBuf ) zBuf = exprToString(pExpr->pLeft, zBuf);
exprToString     140600 ext/sqlite3/libsqlite/sqlite3.c   if( zBuf ) zBuf = exprToString(pExpr->pRight, zBuf);
exprToString     140690 ext/sqlite3/libsqlite/sqlite3.c   }else if( rc==SQLITE_NOMEM || !(zBuf = exprToString(pExpr, 0)) ){