[PATCH 2/2] gdb: add doc for "set/show debug event-loop"

[Eli Zaretskii]

> Date: Fri,  2 Oct 2020 20:14:37 -0400
> From: Simon Marchi via Gdb-patches <gdb-patches@sourceware.org>
> 
> I forgot that "set/show debug" commands are listed in the doc and in
> NEWS, so here they are.
> 
> gdb/doc/ChangeLog:
> 
> 	* gdb.texinfo (Debugging Output): Add set/show debug event-loop.
> 
> gdb/ChangeLog:
> 
> 	* NEWS: Mention set/show debug event-loop.

Thanks.

> +@item set debug event-loop
> +@cindex event-loop debugging
> +Controls output of debugging info about the event loop.  The possible
> +values are off, all (shows all debugging info) and all-except-ui (shows

I think the values should be in @samp, otherwise they look like plain
words, and the sentence is confusing then.

> +@item show debug event-loop
> +Displays the current state of displaying debugging info about the event
   ^^^^^^^^
"Shows" will read better here, since "Displays the state of
displaying" reuses the same word.

OK with those fixed.