[multiple changes]

[multiple changes]

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* layout.adb (Set_Elem_Alignment): Extend setting of alignment
	to subtypes that are not first subtypes.

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.ads (Collect_Inherited_Class_Wide_Conditions):
	Simplify interface.
	* sem_prag.adb (Collect_Inherited_Class_Wide_Conditions): Insert
	generated pragmas after subprogram declaration, rather than in
	the corresponding subprogram body.
	* sem_ch6.adb (New_Overloaded_Entity): In GNATProve
	mode, if the operation is overridding, call
	Collect_Inherited_Class_Wide_Conditions to generate the
	corresponding pragmas immediately after the corresponding
	subprogram declaration.

2016-04-18  Arnaud Charlet  <charlet@adacore.com>

	* spark_xrefs.ads (Xref_Index, Scope_Index, File_Index): restrict
	type to natural numbers.
	(Stype): document code characters for concurrent entities.

2016-04-18  Olivier Hainque  <hainque@adacore.com>

	* targparm.ads: Update the Frontend_Exceptions default internal
	value.
	(Frontend_Exceptions_On_Target): Change default value to True.

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch4.adb (Analyze_Selected_Component): Refine error
	detection when a selected component in the body of a synchronized
	type is a reference to an object of the same type declared
	elsewhere. The construct is legal if the prefix of the selected
	component includes an explicit dereference at any point.

From-SVN: r235118