bug#70236: Truncating only happening on 900 character long lines in *compilation* buffer

[Dan Jacobson]

OK, sorry. I cleaned it up. Please give it another (two) runs. Thanks!

On Sat, Apr 06, 2024 at 02:01:15PM +0300, Eli Zaretskii wrote:
> > https://emacs.stackexchange.com/questions/80941/what-truncates-lines-at-the-400th-character-in-the-compilation-buffer/80949

> I also don't understand what exactly is a bug here.  Is it the fact
> that truncation happens at the 900th character, or is it about the
> need of a nosy user to understand how the extra characters are hidden?

You'll see that it doesn't happen on the shorter lines, or longer lines, but 
only on that line!