2014-08-01 Robert Dewar <dewar@adacore.com>

2014-08-01  Robert Dewar  <dewar@adacore.com>

	* hostparm.ads: Put back definition of OpenVMS as False to aid
	the transition process.
	* sem_ch7.adb: Minor reformatting.
	* prj-env.adb: Minor code fix.
	* gnat_rm.texi: Complete previous change.
	* sem_ch3.adb: Minor reformatting.
	* sem_ch6.adb: Minor reformatting.
	* sem_elab.adb: Minor reformatting.
	* exp_strm.adb: Complete previous change.

2014-08-01  Vincent Celier  <celier@adacore.com>

	* sem_warn.adb (Warn_On_Unreferenced_Entity): Do not issue a
	warning when a constant is unreferenced and its type has pragma
	Unreferenced_Objects.

2014-08-01  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb: Flag2 is now known as
	Is_Hidden_Non_Overridden_Subprogram.
	(Is_Hidden_Non_Overridden_Subprogram): New routine.
	(Set_Is_Hidden_Non_Overridden_Subprogram): New routine.
	(Write_Entity_Fields): Output Flag2.
	* einfo.ads: New attribute Is_Hidden_Non_Overridden_Subprogram
	along with occurrences in entities.
	(Is_Hidden_Non_Overridden_Subprogram): New routine and pragma Inline.
	(Set_Is_Hidden_Non_Overridden_Subprogram): New routine
	and pragma Inline.
	* sem_ch7.adb (Install_Package_Entity): Do not enter implicitly
	declared non-overriden homographs into visibility.
	* sem_ch13.adb (Freeze_Entity_Checks): Hide all
	implicitly declared non-overriden homographs.
	(Hide_Non_Overridden_Subprograms): New routine.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@213434 138bc75d-0d04-0410-961f-82ee72b054a4