Zdeněk Wagner wrote:
> Even now it is possible to swich to \scrollmode or \nonstopmode and
> issue \errmsg although no error appeared. As another test I inserted the
> following:
>
> \setbox254=\hbox to .1pt{A}
>
> It reports an overfull hbox although the box is never used. Thus if the
> code does not behave in a decent way, it can always be cheated.
Fair points, and worthy of further consideration.
* Phil.
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