sem_ch3.adb (Access_Definition): A formal object declaration is a legal context for an anonymous access to...

2008-08-04  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Access_Definition): A formal object declaration is a
	legal context for an anonymous access to subprogram.

	* sem_ch4.adb (Analyze_One_Call): If the call can be interpreted as an
	indirect call, report success to the caller to include possible
	interpretation.

	* sem_ch6.adb (Check_Return_Type_Indication): Apply proper conformance
	check when the type
	of the extended return is an anonymous access_to_subprogram type.

	* sem_res.adb:
	(Resolve_Call): Insert a dereference if the type of the subprogram is an
	access_to_subprogram and the context requires its return type, and a
	dereference has not been introduced previously.

From-SVN: r138591