671     pWin->pEnd = sqlite3ExprDup(pParse->db, p->pEnd, 0);  in sqlite3WindowUpdate()
680    && (pWin->pStart || pWin->pEnd)   in sqlite3WindowUpdate()
713           sqlite3ExprDelete(db, pWin->pEnd);  in sqlite3WindowUpdate()
714           pWin->pEnd = pWin->pStart = 0;  in sqlite3WindowUpdate()
1138     sqlite3ExprDelete(db, p->pEnd);  in sqlite3WindowDelete()
1182   Expr *pEnd,       /* End window size if TK_FOLLOWING or PRECEDING */  in sqlite3WindowAlloc()  argument
1195   assert( (eEnd==TK_FOLLOWING || eEnd==TK_PRECEDING)==(pEnd!=0) );  in sqlite3WindowAlloc()
1233   pWin->pEnd = sqlite3WindowOffsetExpr(pParse, pEnd);  in sqlite3WindowAlloc()
1238   sqlite3ExprDelete(pParse->db, pEnd);  in sqlite3WindowAlloc()
1367   if( sqlite3ExprCompare(pParse, p1->pEnd, p2->pEnd, -1) ) return 1;  in sqlite3WindowCompare()
2396       pNew->pEnd = sqlite3ExprDup(db, p->pEnd, 0);  in sqlite3WindowDup()
2848            && windowExprGtZero(pParse, pMWin->pEnd)  in sqlite3WindowCodeStep()
2937     sqlite3ExprCode(pParse, pMWin->pEnd, regEnd);  in sqlite3WindowCodeStep()