Re: luatex disobeys `@allowcodebreaks false`

[Gavin Smith]

On Mon, Dec 19, 2022 at 11:35:24AM +0000, Werner LEMBERG wrote:
> The problem is that for LuaTeX it is not sufficient setting
> `\hyphenchar` to -1 to disable hyphenation at explicitly inserted `-`
> characters...
> 
> The simplest solution is probably to change in this code
> 
> ```
> \ifallowcodebreaks
>  \let-\codedash
>  \let_\codeunder
> \else
>  \let-\normaldash  <---
>  \let_\realunder   <---
> \fi
> ```
> 
> the two marked lines so that they use macros that decorate '-' with
> `\penalty 10000` to really prevent a line break at this point.  See
> below for something that works for me.

Thanks for report and fix.  I've committed your change and uploaded the
latest texinfo.tex to ftp.gnu.org.