bug#43949: Strange behaviour for linum-mode

[Stefan Kangas]

Pedro Andres Aranda Gutierrez <paaguti@gmail.com> writes:

> emacs -Q <long file>
>
> select any theme with colours
> M-x linum-mode
> customize-variable linum-format to %05d
> config to truncate long lines
> Go to the end of a truncated line. The limun buffer disappears and is
> replaced by blanks. IMHO, the linum buffer should no change

Does this work better if you use display-line-numbers-mode instead?