[En-Nut-Discussion] NutEnterCritical and gcc issue.

[Henrik Maier]

While debugging some interrupt routine issues lately I looked at this 
function as well and had the same thought. I also would prefer to do the 
cli immediatly after saving SREG.

Cheers

Henrik

> 
> Without this change there is window of two cycles for interrupts to fire 
> before we disable them.
> 
> If no-one spots any problems in the change, I will commit it within a 
> week or so.
>