2.9 fails AST broken, ternary operator missing operand(s)

[Jorge Silva]

C source:

The following code example fails with 2.9:
(s).ptr = (i).end->next ? (i).end->next : (i).end;

error msg:
AST broken, ternary operator missing operand(s)

[CHR]

I can't reproduce this with either 2.9 or head.