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Fix a bug in the SQLITE_ENABLE_SORTER_REFERENCES code causing an out-of-bounds

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array reference.

FossilOrigin-Name: 8cadaf587dc96370f9c8a1dccc366b93021e8cfe4526da9368a088828fd14faf
This commit is contained in:
dan
2018-06-01 13:30:45 +00:00
parent 416a801600
commit 0f86c9d8fa
3 changed files with 9 additions and 9 deletions
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2
src/select.c
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@@ -817,7 +817,7 @@ static void selectExprDefer(
if( pItem->u.x.iOrderByCol==0 ){
Expr *pExpr = pItem->pExpr;
Table *pTab = pExpr->pTab;
if( pExpr->op==TK_COLUMN && pTab && !IsVirtual(pTab)
if( pExpr->op==TK_COLUMN && pExpr->iColumn>=0 && pTab && !IsVirtual(pTab)
&& (pTab->aCol[pExpr->iColumn].colFlags & COLFLAG_SORTERREF)
){
int j;