2017-04-27  Gary Dismukes  <dismukes@adacore.com>

	* sem_ch4.adb: Minor reformatting.

2017-04-27  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Analyze_Associations): minor reformatting.
	(Check_Fixed_Point_Actual): Do not emit a warning on a fixed
	point type actual that has user-defined arithmetic primitives,
	when there is a previous actual for a formal package that defines
	a fixed-point type with the parent user-defined operator.

2017-04-27  Hristian Kirtchev  <kirtchev@adacore.com>

	* checks.adb (Generate_Range_Check): Reinstate part of previous change.
	* sem_attr.adb (Resolve_Attribute): Generate a range check when
	the component type allows range checks.

2017-04-27  Ed Schonberg  <schonberg@adacore.com>

	* sem_aux.adb (Is_Generic_Formal): Use original node to locate
	corresponding declaration, because formal derived types are
	rewritten as private extensions.

2017-04-27  Ed Schonberg  <schonberg@adacore.com>

	* sem_dim.adb (Analyze_Dimension_Binary_Op): Do not check
	dimensions of operands if node has been analyzed already, because
	previous analysis and dimension checking will have removed the
	dimension information from the operands.

2017-04-27  Hristian Kirtchev  <kirtchev@adacore.com>

	* debug.adb: Document the use of switch -gnatd.s.
	* einfo.ads Update the documentation on attribute
	Sec_Stack_Needed_For_Return and attribute Uses_Sec_Stack. Remove
	the uses of these attributes from certain entities.
	* exp_ch7.adb (Make_Transient_Block): Reimplement the circuitry
	which determines whether the block should continue to manage
	the secondary stack.
	(Manages_Sec_Stack): New routine.

2017-04-27  Bob Duff  <duff@adacore.com>

	* atree.ads: Minor edit.

2017-04-27  Hristian Kirtchev  <kirtchev@adacore.com>

	* sinfo.ads: Update the section on Ghost mode. Add
	a section on SPARK mode. Update the placement of section on
	expression functions.

2017-04-27  Bob Duff  <duff@adacore.com>

	* sinput.adb (Get_Source_File_Index): Don't
	assert that S is in the right range in the case where this is
	a .dg file under construction.

2017-04-27  Yannick Moy  <moy@adacore.com>

	* sem_util.adb (Check_Result_And_Post_State):
	Handle more precisely each conjunct in expressions formed by
	and'ing sub-expressions.

From-SVN: r247295