[gfortran] Diagnose format X as a GNU extension

[Steve Kargl]

On Fri, May 21, 2004 at 09:57:44AM -0600, Roger Sayle wrote:
> 
> The following patch use gfortran's gfc_notify_std machinery to reflect
> that ommitting the number from the X descriptor in format statements is
> a GNU extension.  I agree completely with Paul that this is the correct
> thing to do.
> 

Thanks, Roger.  I can't approve your patch, but you've addressed
my original concerns of compiling non-conforming code without 
issuing a message.

-- 
Steve