2012-05-15  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.adb (Day_Of_Week): The routine once again treats
	all dates as historic.	(Formatting_Operations.Split): All
	calls to UTC_Time_Offset are now controlled through formal
	parameter Is_Historic.	(Formatting_Operations.Time_Of):
	All calls to UTC_Time_Offset are now handled through
	formal parameter Is_Historic.
	(Split): Update the call to Formatting_Operations.Split.
	(Time_Of): Update the call to Formatting_Operations.Time_Of.
	(To_Ada_Time): Update the call to Formatting_Operations.Time_Of.
	(To_Strict_Tm): Update the call to Formatting_Operations.Split.
	* a-calend.ads (Split): Add new formal Is_Historic along with
	comment on usage. This routine is now exported for the purposes
	of GNAT.Calendar.Locale.
	(Time_Of): Remove defaults. Add new
	formal Is_Historic along with comment on usage. This routine is
	now exported for the purposes of GNAT.Calendar.Locale.
	* a-calend-vms.adb (Split): Update the call to
	Formatting_Operations.Split.
	(Time_Of): Update the call to Formatting_Operations.Time_Of.
	* a-calend-vms.ads (Split): Add new formal Is_Historic along
	with comment on usage.	(Time_Of): Remove defaults. Add new
	formal Is_Historic along with comment on usage.
	* a-calfor.adb (Split): Update the call to
	Formatting_Operations.Split.
	(Time_Of): Update the call to Formatting_Operations.Time_Of.
	* impunit.adb: Include g-calloc to the list of non-RM defined
	units.

2012-05-15  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Add_Source): Always add the source if it is
	excluded, to avoid incorrect duplicate checks.

2012-05-15  Yannick Moy  <moy@adacore.com>

	* sem_aux.ads: Correct typo.
	* sem_eval.adb (Compile_Time_Known_Value): Return False in Alfa
	mode for a deferred constant when outside of the scope of its
	full view.

2012-05-15  Emmanuel Briot  <briot@adacore.com>

	* g-comlin.adb, g-comlin.ads (Define_Switch): Allow specifying the name
	of the argument, for the automatic help message.
	(Getopt): do not systematically initialize switches with string values
	to the empty string, when the user has already specified a default.

From-SVN: r187504