sem_ch9.adb, [...]: Minor reformatting.

sem_ch9.adb, [...]: Minor reformatting.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_ch9.adb, einfo.ads, exp_intr.adb: Minor reformatting.
	* sem_disp.adb: Minor code reorganization (remove junk redundant
	null statement).
	* exp_unst.adb (Unnest_Subprogram.Uplev_Refs): Ignore uplevel
	references to bounds of types coming from original type reference.
	* checks.ads: Minor reformatting.
	* checks.adb: Minor reformatting.
	* sem_prag.adb (Analyze_Pragma, case Check): If in ignored
	assertion, then make sure we do not drag in bignum stuff.

From-SVN: r223053