2017-04-25  Bob Duff  <duff@adacore.com>

	* uintp.adb (Most_Sig_2_Digits): In case Direct (Right), fetch
	Direct_Val (Right), instead of the incorrect Direct_Val (Left).
	(UI_GCD): Remove ??? comment involving possible efficiency
	improvements. This just isn't important after all these years.
	Also minor cleanup.
	* uintp.ads: Minor cleanup.

From-SVN: r247144