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fix crash when a NULL ExprNode is checked for circular references

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bbbradsmith
2021-02-22 11:57:32 -05:00
committed by greg-king5
parent 4d5fe38540
commit 3584c4c87f
1 changed files with 6 additions and 0 deletions
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6
src/ld65/expr.c
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@@ -464,6 +464,12 @@ static void GetSegExprValInternal (ExprNode* Expr, SegExprDesc* D, int Sign)
{ {
Export* E; Export* E;
if (Expr == 0)
{
D->TooComplex = 1;
return;
}
switch (Expr->Op) { switch (Expr->Op) {
case EXPR_LITERAL: case EXPR_LITERAL: