[cmake-developers] Setting target properties before the target is defined ?

[Alexander Neundorf]

On Friday 15 February 2013, Brad King wrote:
> On 02/15/2013 03:03 PM, Alexander Neundorf wrote:
> > I think I saw somewhere in one of the threads something about being able
> > to set target properties before the target has been defined.
> > 
> > Is this the case or did I misunderstand something ?
> 
> I don't remember that coming up.  You may be mixing it up with the need
> to refer to not-yet-defined targets from tll() and have the interface
> properties still honored at generate time.

Yes, that's what I mean.
So is it possible to refer to not-yet-defined targets from tll(), and what 
happens if they get not defined later on ?

Alex