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-rw-r--r--src/where.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/where.c b/src/where.c
index 851d59fff..5c6d15836 100644
--- a/src/where.c
+++ b/src/where.c
@@ -1342,7 +1342,10 @@ static void exprAnalyze(
** of the loop. Without the TERM_VNULL flag, the not-null check at
** the start of the loop will prevent any results from being returned.
*/
- if( pExpr->op==TK_NOTNULL && pExpr->pLeft->iColumn>=0 ){
+ if( pExpr->op==TK_NOTNULL
+ && pExpr->pLeft->op==TK_COLUMN
+ && pExpr->pLeft->iColumn>=0
+ ){
Expr *pNewExpr;
Expr *pLeft = pExpr->pLeft;
int idxNew;