bug#31274: 27.0.50; xdisp.c:7575: Emacs fatal error: assertion failed: IT_BYTEPOS (*it) == CHAR_TO_BYTE (IT_CHARPOS (*it))

[Noam Postavsky]

Stefan Monnier <monnier@IRO.UMontreal.CA> writes:

> I can reproduce the above assertion failure when I do the following:
>
>     % src/emacs -Q /usr/bin/perl -l 
> .../elpa/packages/nhexl-mode/nhexl-mode.el -f nhexl-mode --eval '(setq 
> word-wrap t)'
>     y
>     M->
>
> The `y` is because nhexl-mode prompts the user to convert the buffer
> to unibyte and is not directly relevant: you can use find-file-literally
> instead and the result is the same.

I couldn't reproduce the assert failure, and I didn't get the unibyte
prompt either.