[PATCH]: MI -var-set-format

[Eli Zaretskii]

> Date: Thu, 24 Jan 2008 16:35:19 -0500
> From: "Marc Khouzam" <marc.khouzam@ericsson.com>
> 
> Index: doc/gdb.texinfo
> ===================================================================
> RCS file: /cvs/src/src/gdb/doc/gdb.texinfo,v
> retrieving revision 1.459
> diff -u -r1.459 gdb.texinfo
> --- doc/gdb.texinfo     23 Jan 2008 11:26:29 -0000      1.459
> +++ doc/gdb.texinfo     24 Jan 2008 21:32:51 -0000
> @@ -20058,6 +20058,9 @@
>  recommended to use the @samp{--all-values} option, to reduce the
>  number of MI commands needed on each program stop.
>  
> +To know if a variable object or any of its children has changed value in any 
> +format instead of only the current one, the variable object and all its children
> +should be in the natural format before issuing the @code{-var-update} command.  

Sorry, I don't understand what this sentence is trying to say.  What
does it mean ``the object should be in the natural format before
issuing the command''?  How can an object ``be'' in some format?  And
how would its format help me know that it changed its value?

What am I missing here?