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-rw-r--r--src/expr.c1
-rw-r--r--src/resolve.c13
2 files changed, 14 insertions, 0 deletions
diff --git a/src/expr.c b/src/expr.c
index 07b6dfcef..6ae6dc331 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -4361,6 +4361,7 @@ expr_code_doover:
assert( !ExprHasVVAProperty(pExpr,EP_Immutable) );
op = pExpr->op;
}
+ assert( op!=TK_ORDER );
switch( op ){
case TK_AGG_COLUMN: {
AggInfo *pAggInfo = pExpr->pAggInfo;
diff --git a/src/resolve.c b/src/resolve.c
index bd890c9f8..532306e9c 100644
--- a/src/resolve.c
+++ b/src/resolve.c
@@ -1052,6 +1052,7 @@ static int resolveExprStep(Walker *pWalker, Expr *pExpr){
Window *pWin = (IsWindowFunc(pExpr) ? pExpr->y.pWin : 0);
#endif
assert( !ExprHasProperty(pExpr, EP_xIsSelect|EP_IntValue) );
+ assert( pExpr->pLeft==0 || pExpr->pLeft->op==TK_ORDER );
zId = pExpr->u.zToken;
pDef = sqlite3FindFunction(pParse->db, zId, n, enc, 0);
if( pDef==0 ){
@@ -1193,6 +1194,13 @@ static int resolveExprStep(Walker *pWalker, Expr *pExpr){
pNC->nNcErr++;
}
#endif
+ else if( is_agg==0 && pExpr->pLeft ){
+ sqlite3ErrorMsg(pParse,
+ "ORDER BY may not be used with non-aggregate %#T()",
+ pExpr
+ );
+ pNC->nNcErr++;
+ }
if( is_agg ){
/* Window functions may not be arguments of aggregate functions.
** Or arguments of other window functions. But aggregate functions
@@ -1211,6 +1219,11 @@ static int resolveExprStep(Walker *pWalker, Expr *pExpr){
#endif
sqlite3WalkExprList(pWalker, pList);
if( is_agg ){
+ if( pExpr->pLeft ){
+ assert( pExpr->pLeft->op==TK_ORDER );
+ assert( ExprUseXList(pExpr->pLeft) );
+ sqlite3WalkExprList(pWalker, pExpr->pLeft->x.pList);
+ }
#ifndef SQLITE_OMIT_WINDOWFUNC
if( pWin ){
Select *pSel = pNC->pWinSelect;