On 4 May 2017 at 09:12, David Carlisle <[email protected]> wrote:
>
> the following plain tex file
>
> \ifcsname T\ifincsname e\else \hbox{e}\fi X\endcsname\fi
> \bye
>
>
> works in etex/pdftex/xetex but generates an error in luatex (tl2017
> pretest)
>
> ifincsname should be true in the implicit csname started by the outer
> ifincsname
>
>
> David
>
>
>
Thanks, this seems fixed in the development builds.
David
