[Ada] new warning

[Arnaud Charlet]

> would you (or one of your colleagues) mind adding those new features
> and other improvements you committed to gcc-4.3/changes.html?
> 
> I'll also note that gcc-4.2/changes.html does not even mention Ada yet.  
> Would you mind having a look at that as well (unless we didn't get any 
> relevant Ada-related improvements into 4.2, of course).

Ack, I'll see what I can do.

Arno