2004-07-06  Vincent Celier  <celier@gnat.com>

	* vms_conv.ads: Minor reformatting.
	Alphabetical order for enumerated values of type Command_Type, to have
	the command in alphabetical order for the usage.

	* vms_conv.adb (Process_Argument): Set Keep_Temporary_Files to True for
	the special qualifier /KEEP_TEMPORARY_FILES (minimum 6 characters).

	* gnat_ugn.texi: Document new switch -dn for the GNAT driver.

	* makegpr.adb (Global_Archive_Exists): New global Boolean variable
	(Add_Archive_Path): Only add the global archive if there is one.
	(Build_Global_Archive): Set Global_Archive_Exists depending if there is
	or not any object file to put in the global archive, and don't build
	a global archive if there is none.
	(X_Switches): New table
	(Compile_Link_With_Gnatmake): Pass to gnatmake the -X switches stored
	in the X_Switches table, if any.
	(Initialize): Make sure the X_Switches table is empty
	(Scan_Arg): Record -X switches in table X_Switches

	* opt.ads (Keep_Temporary_Files): New Boolean flag, defaulted to False.

	* make.adb: Minor comment fix

	* gnatname.adb (Gnatname): When not on VMS, and gnatname has been
	invoked with directory information, add the directory in front of the
	path.

	* gnatchop.adb (Gnatchop): When not on VMS, and gnatchop has been
	invoked with directory information, add the directory in front of the
	path.

	* gnatcmd.adb (Delete_Temp_Config_Files): Only delete temporary files
	when Keep_Temporary_Files is False.
	(GNATCmd): When not on VMS, and the GNAT driver has been invoked with
	directory information, add the directory in front of the path.
	When not on VMS, handle new switch -dn before the command to set
	Keep_Temporary_Files to True.
	(Non_VMS_Usage): Use lower case for the non VMS usage: this is valid
	everywhere.

	* gnatlink.adb (Gnatlink): When not on VMS, and gnatlink has been
	invoked with directory information, add the directory in front of the
	path.

2004-07-06  Thomas Quinot  <quinot@act-europe.fr>

	* snames.ads, snames.adb (Name_Stub): New name for the distributed
	systems annex.

	* rtsfind.ads: New RTE TC_Object, for DSA/PolyORB.
	New RTEs RAS_Proxy_Type and RAS_Proxy_Type_Access, for DSA.

	* g-socket.adb (To_Timeval): Fix incorrect conversion of
	Selector_Duration to Timeval for the case of 0.0.

	* exp_util.ads (Evolve_Or_Else): Fix overenthusiastic copy/paste of
	documentation from Evolve_And_Then.

2004-07-06  Jose Ruiz  <ruiz@act-europe.fr>

	* s-taprop-tru64.adb, s-taprop-os2.adb,
	s-taprop-mingw.adb, s-taprop-posix.adb: Update comment.

2004-07-06  Robert Dewar  <dewar@gnat.com>

	* s-osinte-hpux.ads, s-osinte-freebsd.ads,
	s-osinte-lynxos.ads, s-taprop-lynxos.adb, s-osinte-tru64.ads,
	s-osinte-aix.ads, s-osinte-irix.ads, s-taprop-irix.adb,
	s-interr-sigaction.adb, s-taprop-irix-athread.adb,
	s-osinte-hpux-dce.adb, s-taprop-hpux-dce.adb,
	s-taprop-linux.adb, s-taprop-dummy.adb, s-taprop-solaris.adb,
	s-interr-vms.adb, s-osinte-vms.ads, s-taprop-vms.adb,
	s-osinte-vxworks.ads, s-osprim-vxworks.adb, a-numaux-x86.adb,
	a-except.adb, a-exexpr.adb, a-intsig.adb, a-tags.adb,
	a-tags.ads, bindgen.ads, checks.adb, checks.adb,
	csets.ads, einfo.ads, einfo.ads, elists.adb, exp_ch4.adb,
	exp_ch7.adb, exp_dist.adb, exp_util.adb, freeze.adb,
	g-dynhta.adb, gnatmem.adb, g-regexp.adb, inline.adb,
	i-os2thr.ads, osint.adb, prj.adb, scng.adb, sem_cat.adb,
	sem_ch10.adb, sem_ch12.adb, sem_ch4.adb, sem_ch7.adb,
	sem_ch8.adb, sem_disp.adb, sem_prag.adb, sem_res.adb,
	sem_type.adb, sem_type.ads, sem_warn.adb, s-ficobl.ads,
	s-finimp.adb, s-htable.adb, sinfo.ads, sinput-l.ads,
	s-interr.adb, s-interr.ads, sprint.adb, s-tarest.adb,
	s-tasini.ads, s-taskin.ads, s-taskin.ads, uname.adb,
	vms_data.ads: Minor reformatting,
	Fix bad box comment format.

	* gnat_rm.texi: Fix minor grammatical error

	* sem_attr.adb, exp_attr.adb: New attribute Has_Access_Values

	* sem_util.ads, sem_util.adb (Requires_Transient_Scope): Allow many
	more cases of discriminated records to be recognized as not needing a
	secondary stack.
	(Has_Access_Values): New function.

	* snames.h, snames.adb, snames.ads: New attribute Has_Access_Values

	* cstand.adb, layout.ads, layout.adb, sem_ch13.ads: Change name
	Set_Prim_Alignment to Set_Elem_Alignment (more accurate correspondence
	with LRM terminology).
	Change terminology in comments primitive type => elementary type.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15602
	* sem_ch7.adb (Unit_Requires_Body): For a generic package, the formal
	parameters do not impose any requirements on the presence of a body.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15593
	* sem_ch12.adb (Analyze_Package_Instantiation): If the generic is not a
	compilation unit and is in an open scope at the point of instantiation,
	assume that a body may be present later.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause, case 'Size):
	Improve error message when specified size is not supported.

	* sem_ch6.adb (Maybe_Primitive_Operation): A library-level subprogram
	is never a primitive operation.

From-SVN: r84152