2007-08-14  Robert Dewar  <dewar@adacore.com>

	* s-intman-irix.adb, s-osinte-irix.adb, s-osinte-irix.ads,
	s-proinf-irix-athread.ads, s-osinte-hpux-dce.adb, s-osinte-hpux-dce.ads,
	s-parame-hpux.ads, s-intman-dummy.adb, s-tasinf-solaris.adb,
	s-tasinf-solaris.ads, s-asthan-vms-alpha.adb, s-inmaop-vms.adb,
	s-intman-vms.adb, s-intman-vms.ads, s-osprim-mingw.adb,
	s-parame-vms-restrict.ads, s-parame-ae653.ads, s-intman-vxworks.ads,
	s-intman-vxworks.ads, s-intman-vxworks.adb, s-parame-vxworks.ads,
	s-tfsetr-vxworks.adb, s-interr.adb, s-interr.ads, a-tasatt.adb,
	exp_ch13.adb, s-htable.ads, s-imgboo.ads, s-imglli.ads, s-imgllu.ads,
	s-imguns.ads, g-eacodu.adb, par-ch12.adb, s-stache.ads, s-stausa.adb,
	s-poosiz.adb, s-parame.ads, s-mastop.ads, s-osinte-darwin.ads,
	a-chtgke.adb, s-asthan-vms-alpha.adb, s-parame-vms-alpha.ads,
	s-parame-vms-ia64.ads, s-parame-vxworks.adb, s-except.ads,
	g-altcon.adb: Minor reformatting

	ada-tree.h: Delete empty line.

	ali.ads: Minor reformatting
	Clarification of comments.
	Minor spelling correction

	* exp_dbug.adb: Add Warnings Off to suppress new warning

	* a-witeio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode
	formal

	* a-strunb.adb (Set_Unbounded_String): Avoid memory leak by freeing old
	value

	* a-textio.adb (Write): Remove an unnecessary IN OUT mode from

	* a-textio.ads: Reorder the standard input/output/error declarations
	for consistency.

	* g-dirope.adb, g-dirope.ads: Change Dir to mode IN for Open call

	* par-ch2.adb: Recognize RM specially in errout
	Change 'R'M to RM in all error messages

	* scng.adb: Recognize RM specially in errout

	* sem.ads, sem.adb, exp_strm.adb, exp_ch5.ads, expander.adb: Rename
	N_Return node to be N_Simple_Return, to reflect Ada 2005 terminology.

	* s-direio.adb: Add missing routine header box.

	* sem_attr.ads: Add ??? comments

	* sem_eval.adb: Recognize RM specially in errout
	Change 'R'M to RM in all error messages

	* sem_maps.adb, sem_maps.ads: Remove some unnecessary IN OUT modes

	* s-tasinf.ads: Fix minor comment typo.

	* a-cihama.adb: Minor comment addition

	* a-ztexio.adb (Write): Add Warnings (Off) for unneeded IN OUT mode
	formal

	* s-tasinf-tru64.ads: Fix minor comment typo.

	* itypes.ads: Comment update.

	* ali-util.adb: Remove Generic_Separately_Compiled guard, not needed
	anymore.

	* argv.c: Added protection against null gnat_argv and gnat_envp.

	* bcheck.adb (Check_Consistency): Use correct markup character ({) in
	warning message when Tolerate_Consistency_Errors is True.

	* cstand.adb (Create_Standard): Do not call Init_Size_Alignment for
	Any_Id, as this subprogram is only applicable to *type* entities (it
	sets RM_Size). Instead initialize just Esize and Alignment.

From-SVN: r127440