[luatex] reverse node lists

[Heiko Oberdiek]

On Wed, Nov 02, 2011 at 09:16:29AM +0100, Arno Trautmann wrote:

> \makeatletter
> \setbox\z@\hbox{{B}}
> \showboxdepth=\maxdimen
> \showboxbreadth=\maxdimen
> \showbox\z@
> \makeatother
> 
> That stops the compilation, but doesn't show me anything:
> l.145 \showbox\z@
> 
> ?

Have you read the line before?
! OK (see the transcript file).

If you want to have the result on screen, add
\tracingonline=1

Yours sincerely
  Heiko Oberdiek