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Fix an out-of-bounds array reference in the generated column logic.

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Problem discovered by valgrind.

FossilOrigin-Name: a0ab42f779b9a96f4e43879210dfaba8fa593de77fc0ec0e2e6f116d9301ea59
This commit is contained in:
drh
2019-11-21 20:10:31 +00:00
parent 522ebfa7ce
commit 7dc76d8ba0
3 changed files with 10 additions and 9 deletions
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5
src/insert.c
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@@ -202,10 +202,11 @@ static int readsTable(Parse *p, int iDb, Table *pTab){
}
/* This walker callback will compute the union of colFlags flags for all
** references columns in a CHECK constraint or generated column expression.
** referenced columns in a CHECK constraint or generated column expression.
*/
static int exprColumnFlagUnion(Walker *pWalker, Expr *pExpr){
if( pExpr->op==TK_COLUMN ){
if( pExpr->op==TK_COLUMN && pExpr->iColumn>=0 ){
assert( pExpr->iColumn < pWalker->u.pTab->nCol );
pWalker->eCode |= pWalker->u.pTab->aCol[pExpr->iColumn].colFlags;
}
return WRC_Continue;