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New assert() statements to protect the u1 and u2 unions of SrcList.

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FossilOrigin-Name: 9b91fbcfcc14048f7d0755d47d9b7f9212fa2eaa6f3c04f417fa16c3a47943bf
This commit is contained in:
drh
2021-10-07 23:04:50 +00:00
parent 477572b9f1
commit dbfbb5a0c5
7 changed files with 19 additions and 13 deletions
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src/sqliteInt.h
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@@ -2975,11 +2975,12 @@ struct ExprList {
unsigned bSorterRef :1; /* Defer evaluation until after sorting */
unsigned bNulls: 1; /* True if explicit "NULLS FIRST/LAST" */
union {
struct {
struct { /* Used by any ExprList other than Parse.pConsExpr */
u16 iOrderByCol; /* For ORDER BY, column number in result set */
u16 iAlias; /* Index into Parse.aAlias[] for zName */
} x;
int iConstExprReg; /* Register in which Expr value is cached */
int iConstExprReg; /* Register in which Expr value is cached. Used only
** by Parse.pConstExpr */
} u;
} a[1]; /* One slot for each expression in the list */
};