2017-04-25  Yannick Moy  <moy@adacore.com>

	* freeze.adb (Freeze_Record_Type): Remove obsolete
	rule on volatile tagged record restriction on SPARK code.

2017-04-25  Yannick Moy  <moy@adacore.com>

	* sem_prag.adb (minor) Fix SPARK RM reference.

2017-04-25  Yannick Moy  <moy@adacore.com>

	* sem_util.adb, sem_util.ads (Unique_Defining_Entity): Update
	comment to reflect which entity is chosen as unique entity.
	(Unique_Entity): Return full view instead of private spec for
	protected type or task type. Fix possible incorrect access when
	called on entry.

2017-04-25  Eric Botcazou  <ebotcazou@adacore.com>

	* sem_res.adb (Set_Slice_Subtype): Treat specially bit-packed
	array types only instead of all packed array types.

2017-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Conforming_Types): If type of formal as a specified
	dimension system, verify that dimensions of both match.
	(Check_Conformance): Add error message in case of dimension
	mismatch.
	* sem_dim.ads, sem_dim.adb (Dimensions_Match): New utility
	predicate.

2017-04-25  Arnaud Charlet  <charlet@adacore.com trojanek>

	* gnatxref.adb, gnatfind.adb: Avoid using the term project file,
	confusing.

From-SVN: r247212