Bug#831673: bug#24024: grep: Mixing "max-count" and "after-context" outputs too few lines

[Norihiro Tanaka]

> Igor Bogomazov <yg...@ygrex.ru> filed the following bug against grep in
> Debian.
> 
> > $ printf '%s\n' a b a c | grep -m1 -A3 a
> > 
> > What I see:
> > 
> > a
> > b
> > 
> > What I expect:
> > 
> > a
> > b
> > a
> > c

As long as looking at prepending(), I see that it is designed but not
documented.