[pretest] \latelua broken

[Siep Kroonenberg]

On Tue, Feb 21, 2023 at 04:14:53PM +0100, Ulrike Fischer wrote:
> The following plain luatex file fails for me on windows 
> 
> abc \latelua{}
> 
> \bye
> 
> With tl2022 there is no problem. 
> 
> This is LuaTeX, Version 1.16.0 (TeX Live 2023)  (format=luatex
> 2023.2.21)  21 FEB 2023 16:09
>  restricted system commands enabled.
> **test-utf8.tex
> (./test-utf8.tex
> [1{c:/texlive/2023/texmf-var/fonts/map/pdftex/updmap/pdftex.map}
> ! Argument of \~ has an extra }.
> <inserted text> 
> \par 
> <to be read again> 
> }
> <inserted text> }
>  \endwrite 
> \plainoutput ...headline \pagebody \makefootline }
>                                                   \advancepageno
> \ifnum \out...
> <output> {\plainoutput 
>               }
> \supereject ->\par \penalty -\@MM 
>                                   
> ...
> l.186 \bye
>         
> ? x
> 
> warning  (pdf backend): no pages of output.
> ! error:  (pdf backend): already written content discarded, no
> output file produced.
> !  ==> Fatal error occurred, no output PDF file produced!

Same on linux

-- 
Siep Kroonenberg