3psoccon.ads, [...]: Files added.

2003-10-21  Arnaud Charlet  <charlet@act-europe.fr>

	* 3psoccon.ads, 3veacodu.adb, 3vexpect.adb, 3vsoccon.ads,
	3vsocthi.adb, 3vsocthi.ads, 3vtrasym.adb, 3zsoccon.ads,
	3zsocthi.adb, 3zsocthi.ads, 50system.ads, 51system.ads,
	55system.ads, 56osinte.adb, 56osinte.ads, 56taprop.adb,
	56taspri.ads, 56tpopsp.adb, 57system.ads, 58system.ads,
	59system.ads, 5aml-tgt.adb, 5bml-tgt.adb, 5csystem.ads,
	5dsystem.ads, 5fosinte.adb, 5gml-tgt.adb, 5hml-tgt.adb,
	5isystem.ads, 5lparame.adb, 5msystem.ads, 5psystem.ads,
	5sml-tgt.adb, 5sosprim.adb, 5stpopsp.adb, 5tsystem.ads,
	5usystem.ads, 5vml-tgt.adb, 5vsymbol.adb, 5vtraent.adb,
	5vtraent.ads, 5wml-tgt.adb, 5xparame.ads, 5xsystem.ads,
	5xvxwork.ads, 5yparame.ads, 5ytiitho.adb, 5zinit.adb,
	5zml-tgt.adb, 5zparame.ads, 5ztaspri.ads, 5ztfsetr.adb,
	5zthrini.adb, 5ztiitho.adb, 5ztpopsp.adb, 7stfsetr.adb,
	7straces.adb, 7strafor.adb, 7strafor.ads, 7stratas.adb,
	a-excach.adb, a-exexda.adb, a-exexpr.adb, a-exextr.adb,
	a-exstat.adb, a-strsup.adb, a-strsup.ads, a-stwisu.adb,
	a-stwisu.ads, bld.adb, bld.ads, bld-io.adb,
	bld-io.ads, clean.adb, clean.ads, ctrl_c.c,
	erroutc.adb, erroutc.ads, errutil.adb, errutil.ads,
	err_vars.ads, final.c, g-arrspl.adb, g-arrspl.ads,
	g-boubuf.adb, g-boubuf.ads, g-boumai.ads, g-bubsor.adb,
	g-bubsor.ads, g-comver.adb, g-comver.ads, g-ctrl_c.ads,
	g-dynhta.adb, g-dynhta.ads, g-eacodu.adb, g-excact.adb,
	g-excact.ads, g-heasor.adb, g-heasor.ads, g-memdum.adb,
	g-memdum.ads, gnatclean.adb, gnatsym.adb, g-pehage.adb,
	g-pehage.ads, g-perhas.ads, gpr2make.adb, gpr2make.ads,
	gprcmd.adb, gprep.adb, gprep.ads, g-semaph.adb,
	g-semaph.ads, g-string.adb, g-string.ads, g-strspl.ads,
	g-wistsp.ads, i-vthrea.adb, i-vthrea.ads, i-vxwoio.adb,
	i-vxwoio.ads, Makefile.generic, Makefile.prolog, Makefile.rtl,
	prep.adb, prep.ads, prepcomp.adb, prepcomp.ads,
	prj-err.adb, prj-err.ads, s-boarop.ads, s-carsi8.adb,
	s-carsi8.ads, s-carun8.adb, s-carun8.ads, s-casi16.adb,
	s-casi16.ads, s-casi32.adb, s-casi32.ads, s-casi64.adb,
	s-casi64.ads, s-casuti.adb, s-casuti.ads, s-caun16.adb,
	s-caun16.ads, s-caun32.adb, s-caun32.ads, s-caun64.adb,
	s-caun64.ads, scng.adb, scng.ads, s-exnint.adb,
	s-exnllf.adb, s-exnlli.adb, s-expint.adb, s-explli.adb,
	s-geveop.adb, s-geveop.ads, s-hibaen.ads, s-htable.adb,
	s-htable.ads, sinput-c.adb, sinput-c.ads, s-memcop.ads,
	socket.c, s-purexc.ads, s-scaval.adb, s-stopoo.adb,
	s-strcom.adb, s-strcom.ads, s-strxdr.adb, s-rident.ads,
	s-thread.adb, s-thread.ads, s-tpae65.adb, s-tpae65.ads,
	s-tporft.adb, s-traent.adb, s-traent.ads, styleg.adb,
	styleg.ads, styleg-c.adb, styleg-c.ads, s-veboop.adb,
	s-veboop.ads, s-vector.ads, symbols.adb, symbols.ads,
	tb-alvms.c, tb-alvxw.c, tempdir.adb, tempdir.ads,
	vms_conv.ads, vms_conv.adb, vms_data.ads,
	vxaddr2line.adb: Files added. Merge with ACT tree.

	* 4dintnam.ads, 4mintnam.ads, 4uintnam.ads, 52system.ads,
	5dosinte.ads, 5etpopse.adb, 5mosinte.ads, 5qosinte.adb,
	5qosinte.ads, 5qstache.adb, 5qtaprop.adb, 5qtaspri.ads,
	5stpopse.adb, 5uintman.adb, 5uosinte.ads, adafinal.c,
	g-enblsp.adb, io-aux.c, scn-nlit.adb, scn-slit.adb,
	s-exnflt.ads, s-exngen.adb, s-exngen.ads, s-exnlfl.ads,
	s-exnlin.ads, s-exnsfl.ads, s-exnsin.ads, s-exnssi.ads,
	s-expflt.ads, s-expgen.adb, s-expgen.ads, s-explfl.ads,
	s-explin.ads, s-expllf.ads, s-expsfl.ads, s-expsin.ads,
	s-expssi.ads, style.adb: Files removed. Merge with ACT tree.

	* 1ic.ads, 31soccon.ads, 31soliop.ads, 3asoccon.ads,
	3bsoccon.ads, 3gsoccon.ads, 3hsoccon.ads, 3ssoccon.ads,
	3ssoliop.ads, 3wsoccon.ads, 3wsocthi.adb, 3wsocthi.ads,
	3wsoliop.ads, 41intnam.ads, 42intnam.ads, 4aintnam.ads,
	4cintnam.ads, 4gintnam.ads, 4hexcpol.adb, 4hintnam.ads,
	4lintnam.ads, 4nintnam.ads, 4ointnam.ads, 4onumaux.ads,
	4pintnam.ads, 4sintnam.ads, 4vcaldel.adb, 4vcalend.adb,
	4vintnam.ads, 4wexcpol.adb, 4wintnam.ads, 4zintnam.ads,
	51osinte.adb, 51osinte.ads, 52osinte.adb, 52osinte.ads,
	53osinte.ads, 54osinte.ads, 5aosinte.adb, 5aosinte.ads,
	5asystem.ads, 5ataprop.adb, 5atasinf.ads, 5ataspri.ads,
	5atpopsp.adb, 5avxwork.ads, 5bosinte.adb, 5bosinte.ads,
	5bsystem.ads, 5cosinte.ads, 5esystem.ads, 5fintman.adb,
	5fosinte.ads, 5fsystem.ads, 5ftaprop.adb, 5ftasinf.ads,
	5ginterr.adb, 5gintman.adb, 5gmastop.adb, 5gosinte.ads,
	5gproinf.ads, 5gsystem.ads, 5gtaprop.adb, 5gtasinf.ads,
	5gtpgetc.adb, 5hosinte.adb, 5hosinte.ads, 5hsystem.ads,
	5htaprop.adb, 5htaspri.ads, 5htraceb.adb, 5iosinte.adb,
	5itaprop.adb, 5itaspri.ads, 5ksystem.ads, 5kvxwork.ads,
	5lintman.adb, 5lml-tgt.adb, 5losinte.ads, 5lsystem.ads,
	5mvxwork.ads, 5ninmaop.adb, 5nintman.adb, 5nosinte.ads,
	5ntaprop.adb, 5ntaspri.ads, 5ointerr.adb, 5omastop.adb,
	5oosinte.adb, 5oosinte.ads, 5oosprim.adb, 5oparame.adb,
	5osystem.ads, 5otaprop.adb, 5otaspri.ads, 5posinte.ads,
	5posprim.adb, 5pvxwork.ads, 5sintman.adb, 5sosinte.adb,
	5sosinte.ads, 5ssystem.ads, 5staprop.adb, 5stasinf.ads,
	5staspri.ads, 5svxwork.ads, 5tosinte.ads, 5vasthan.adb,
	5vinmaop.adb, 5vinterr.adb, 5vintman.adb, 5vintman.ads,
	5vmastop.adb, 5vosinte.adb, 5vosinte.ads, 5vosprim.adb,
	5vsystem.ads, 5vtaprop.adb, 5vtaspri.ads, 5vtpopde.adb,
	5vtpopde.ads, 5wgloloc.adb, 5wintman.adb, 5wmemory.adb,
	5wosprim.adb, 5wsystem.ads, 5wtaprop.adb, 5wtaspri.ads,
	5ysystem.ads, 5zinterr.adb, 5zintman.adb, 5zosinte.adb,
	5zosinte.ads, 5zosprim.adb, 5zsystem.ads, 5ztaprop.adb,
	6vcpp.adb, 6vcstrea.adb, 6vinterf.ads, 7sinmaop.adb,
	7sintman.adb, 7sosinte.adb, 7sosprim.adb, 7staprop.adb,
	7staspri.ads, 7stpopsp.adb, 7straceb.adb, 9drpc.adb,
	a-caldel.adb, a-caldel.ads, a-charac.ads, a-colien.ads,
	a-comlin.adb, adaint.c, adaint.h, ada-tree.def,
	a-diocst.adb, a-diocst.ads, a-direio.adb, a-except.adb,
	a-except.ads, a-excpol.adb, a-exctra.adb, a-exctra.ads,
	a-filico.adb, a-interr.adb, a-intsig.adb, a-intsig.ads,
	ali.adb, ali.ads, ali-util.adb, ali-util.ads,
	a-ngcefu.adb, a-ngcoty.adb, a-ngelfu.adb, a-nudira.adb,
	a-nudira.ads, a-nuflra.adb, a-nuflra.ads, a-reatim.adb,
	a-reatim.ads, a-retide.ads, a-sequio.adb, a-siocst.adb,
	a-siocst.ads, a-ssicst.adb, a-ssicst.ads, a-strbou.adb,
	a-strbou.ads, a-strfix.adb, a-strmap.adb, a-strsea.ads,
	a-strunb.adb, a-strunb.ads, a-ststio.adb, a-stunau.adb,
	a-stunau.ads, a-stwibo.adb, a-stwibo.ads, a-stwifi.adb,
	a-stwima.adb, a-stwiun.adb, a-stwiun.ads, a-tags.adb,
	a-tags.ads, a-tasatt.adb, a-taside.adb, a-teioed.adb,
	a-textio.adb, a-textio.ads, a-tienau.adb, a-tifiio.adb,
	a-tiflau.adb, a-tiflio.adb, a-tigeau.adb, a-tigeau.ads,
	a-tiinau.adb, a-timoau.adb, a-tiocst.adb, a-tiocst.ads,
	atree.adb, atree.ads, a-witeio.adb, a-witeio.ads,
	a-wtcstr.adb, a-wtcstr.ads, a-wtdeio.adb, a-wtedit.adb,
	a-wtenau.adb, a-wtflau.adb, a-wtinau.adb, a-wtmoau.adb,
	bcheck.adb, binde.adb, bindgen.adb, bindusg.adb,
	checks.adb, checks.ads, cio.c, comperr.adb,
	comperr.ads, csets.adb, cstand.adb, cstreams.c,
	debug_a.adb, debug_a.ads, debug.adb, decl.c,
	einfo.adb, einfo.ads, errout.adb, errout.ads,
	eval_fat.adb, eval_fat.ads, exp_aggr.adb, expander.adb,
	expander.ads, exp_attr.adb, exp_ch11.adb, exp_ch13.adb,
	exp_ch2.adb, exp_ch3.adb, exp_ch3.ads, exp_ch4.adb,
	exp_ch5.adb, exp_ch6.adb, exp_ch7.adb, exp_ch7.ads,
	exp_ch8.adb, exp_ch9.adb, exp_code.adb, exp_dbug.adb,
	exp_dbug.ads, exp_disp.adb, exp_dist.adb, expect.c,
	exp_fixd.adb, exp_imgv.adb, exp_intr.adb, exp_pakd.adb,
	exp_prag.adb, exp_strm.adb, exp_strm.ads, exp_tss.adb,
	exp_tss.ads, exp_util.adb, exp_util.ads, exp_vfpt.adb,
	fe.h, fmap.adb, fmap.ads, fname.adb,
	fname.ads, fname-uf.adb, fname-uf.ads, freeze.adb,
	freeze.ads, frontend.adb, g-awk.adb, g-awk.ads,
	g-busora.adb, g-busora.ads, g-busorg.adb, g-busorg.ads,
	g-casuti.adb, g-casuti.ads, g-catiio.adb, g-catiio.ads,
	g-cgi.adb, g-cgi.ads, g-cgicoo.adb, g-cgicoo.ads,
	g-cgideb.adb, g-cgideb.ads, g-comlin.adb, g-comlin.ads,
	g-crc32.adb, g-crc32.ads, g-debpoo.adb, g-debpoo.ads,
	g-debuti.adb, g-debuti.ads, g-diopit.adb, g-diopit.ads,
	g-dirope.adb, g-dirope.ads, g-dyntab.adb, g-dyntab.ads,
	g-except.ads, g-exctra.adb, g-exctra.ads, g-expect.adb,
	g-expect.ads, g-hesora.adb, g-hesora.ads, g-hesorg.adb,
	g-hesorg.ads, g-htable.adb, g-htable.ads, gigi.h,
	g-io.adb, g-io.ads, g-io_aux.adb, g-io_aux.ads,
	g-locfil.adb, g-locfil.ads, g-md5.adb, g-md5.ads,
	gmem.c, gnat1drv.adb, gnatbind.adb, gnatchop.adb,
	gnatcmd.adb, gnatfind.adb, gnatkr.adb, gnatlbr.adb,
	gnatlink.adb, gnatls.adb, gnatmake.adb, gnatmem.adb,
	gnatname.adb, gnatprep.adb, gnatprep.ads, gnatpsta.adb,
	gnatxref.adb, g-os_lib.adb, g-os_lib.ads, g-regexp.adb,
	g-regexp.ads, g-regist.adb, g-regist.ads, g-regpat.adb,
	g-regpat.ads, g-soccon.ads, g-socket.adb, g-socket.ads,
	g-socthi.adb, g-socthi.ads, g-soliop.ads, g-souinf.ads,
	g-speche.adb, g-speche.ads, g-spipat.adb, g-spipat.ads,
	g-spitbo.adb, g-spitbo.ads, g-sptabo.ads, g-sptain.ads,
	g-sptavs.ads, g-table.adb, g-table.ads, g-tasloc.adb,
	g-tasloc.ads, g-thread.adb, g-thread.ads, g-traceb.adb,
	g-traceb.ads, g-trasym.adb, g-trasym.ads, hostparm.ads,
	i-c.ads, i-cobol.adb, i-cpp.adb, i-cstrea.ads,
	i-cstrin.adb, i-cstrin.ads, impunit.adb, init.c,
	inline.adb, interfac.ads, i-pacdec.ads, itypes.adb,
	itypes.ads, i-vxwork.ads, lang.opt, lang-specs.h,
	layout.adb, lib.adb, lib.ads, lib-list.adb,
	lib-load.adb, lib-load.ads, lib-sort.adb, lib-util.adb,
	lib-writ.adb, lib-writ.ads, lib-xref.adb, lib-xref.ads,
	link.c, live.adb, make.adb, make.ads,
	Makefile.adalib, Makefile.in, Make-lang.in, makeusg.adb,
	mdll.adb, mdll-fil.adb, mdll-fil.ads, mdll-utl.adb,
	mdll-utl.ads, memroot.adb, memroot.ads, memtrack.adb,
	misc.c, mkdir.c, mlib.adb, mlib.ads,
	mlib-fil.adb, mlib-fil.ads, mlib-prj.adb, mlib-prj.ads,
	mlib-tgt.adb, mlib-tgt.ads, mlib-utl.adb, mlib-utl.ads,
	namet.adb, namet.ads, namet.h, nlists.ads,
	nlists.h, nmake.adt, opt.adb, opt.ads,
	osint.adb, osint.ads, osint-b.adb, osint-c.adb,
	par.adb, par-ch10.adb, par-ch11.adb, par-ch2.adb,
	par-ch3.adb, par-ch4.adb, par-ch5.adb, par-ch6.adb,
	par-ch9.adb, par-endh.adb, par-labl.adb, par-load.adb,
	par-prag.adb, par-sync.adb, par-tchk.adb, par-util.adb,
	prj.adb, prj.ads, prj-attr.adb, prj-attr.ads,
	prj-com.adb, prj-com.ads, prj-dect.adb, prj-dect.ads,
	prj-env.adb, prj-env.ads, prj-ext.adb, prj-ext.ads,
	prj-makr.adb, prj-makr.ads, prj-nmsc.adb, prj-nmsc.ads,
	prj-pars.adb, prj-pars.ads, prj-part.adb, prj-part.ads,
	prj-pp.adb, prj-pp.ads, prj-proc.adb, prj-proc.ads,
	prj-strt.adb, prj-strt.ads, prj-tree.adb, prj-tree.ads,
	prj-util.adb, prj-util.ads, raise.c, raise.h,
	repinfo.adb, repinfo.h, restrict.adb, restrict.ads,
	rident.ads, rtsfind.adb, rtsfind.ads, s-addima.ads,
	s-arit64.adb, s-assert.adb, s-assert.ads, s-atacco.adb,
	s-atacco.ads, s-auxdec.adb, s-auxdec.ads, s-bitops.adb,
	scans.ads, scn.adb, scn.ads, s-crc32.adb,
	s-crc32.ads, s-direio.adb, sem.adb, sem.ads,
	sem_aggr.adb, sem_attr.adb, sem_attr.ads, sem_case.adb,
	sem_case.ads, sem_cat.adb, sem_cat.ads, sem_ch10.adb,
	sem_ch11.adb, sem_ch12.adb, sem_ch12.ads, sem_ch13.adb,
	sem_ch13.ads, sem_ch3.adb, sem_ch3.ads, sem_ch4.adb,
	sem_ch5.adb, sem_ch5.ads, sem_ch6.adb, sem_ch6.ads,
	sem_ch7.adb, sem_ch7.ads, sem_ch8.adb, sem_ch8.ads,
	sem_ch9.adb, sem_disp.adb, sem_disp.ads, sem_dist.adb,
	sem_elab.adb, sem_eval.adb, sem_eval.ads, sem_intr.adb,
	sem_maps.adb, sem_mech.adb, sem_prag.adb, sem_prag.ads,
	sem_res.adb, sem_res.ads, sem_type.adb, sem_type.ads,
	sem_util.adb, sem_util.ads, sem_warn.adb, s-errrep.adb,
	s-errrep.ads, s-exctab.adb, s-exctab.ads, s-exnint.ads,
	s-exnllf.ads, s-exnlli.ads, s-expint.ads, s-explli.ads,
	s-expuns.ads, s-fatflt.ads, s-fatgen.adb, s-fatgen.ads,
	s-fatlfl.ads, s-fatllf.ads, s-fatsfl.ads, s-fileio.adb,
	s-fileio.ads, s-finimp.adb, s-finimp.ads, s-finroo.adb,
	s-finroo.ads, sfn_scan.adb, s-gloloc.adb, s-gloloc.ads,
	s-imgdec.adb, s-imgenu.adb, s-imgrea.adb, s-imgwch.adb,
	sinfo.adb, sinfo.ads, s-inmaop.ads, sinput.adb,
	sinput.ads, sinput-d.adb, sinput-l.adb, sinput-l.ads,
	sinput-p.adb, sinput-p.ads, s-interr.adb, s-interr.ads,
	s-intman.ads, s-maccod.ads, s-mastop.adb, s-mastop.ads,
	s-memory.adb, s-memory.ads, snames.adb, snames.ads,
	snames.h, s-osprim.ads, s-parame.ads, s-parint.ads,
	s-pooloc.adb, s-pooloc.ads, s-poosiz.adb, sprint.adb,
	s-proinf.ads, s-scaval.ads, s-secsta.adb, s-secsta.ads,
	s-sequio.adb, s-shasto.adb, s-shasto.ads, s-soflin.ads,
	s-stache.adb, s-stache.ads, s-stalib.adb, s-stalib.ads,
	s-stoele.ads, s-stopoo.ads, s-stratt.adb, s-stratt.ads,
	s-strops.adb, s-strops.ads, s-taasde.adb, s-taasde.ads,
	s-tadeca.adb, s-tadeca.ads, s-tadert.adb, s-tadert.ads,
	s-taenca.adb, s-taenca.ads, s-taprob.adb, s-taprob.ads,
	s-taprop.ads, s-tarest.adb, s-tarest.ads, s-tasdeb.adb,
	s-tasdeb.ads, s-tasinf.adb, s-tasinf.ads, s-tasini.adb,
	s-tasini.ads, s-taskin.adb, s-taskin.ads, s-tasque.adb,
	s-tasque.ads, s-tasren.adb, s-tasren.ads, s-tasres.ads,
	s-tassta.adb, s-tassta.ads, s-tasuti.adb, s-tasuti.ads,
	s-tataat.adb, s-tataat.ads, s-tpinop.adb, s-tpinop.ads,
	s-tpoben.adb, s-tpoben.ads, s-tpobop.adb, s-tpobop.ads,
	s-tposen.adb, s-tposen.ads, s-traceb.adb, s-traceb.ads,
	stringt.adb, stringt.ads, stringt.h, style.ads,
	stylesw.adb, stylesw.ads, s-unstyp.ads, s-vaflop.ads,
	s-valrea.adb, s-valuti.adb, s-vercon.adb, s-vmexta.adb,
	s-wchcnv.ads, s-wchcon.ads, s-widcha.adb, switch.adb,
	switch.ads, switch-b.adb, switch-c.adb, switch-m.adb,
	s-wwdcha.adb, s-wwdwch.adb, sysdep.c, system.ads,
	table.adb, table.ads, targparm.adb, targparm.ads,
	targtyps.c, tbuild.adb, tbuild.ads, tracebak.c,
	trans.c, tree_io.adb, treepr.adb, treeprs.adt,
	ttypes.ads, types.ads, types.h, uintp.adb,
	uintp.ads, uintp.h, uname.adb, urealp.adb,
	urealp.ads, urealp.h, usage.adb, utils2.c,
	utils.c, validsw.adb, validsw.ads, widechar.adb,
	xeinfo.adb, xnmake.adb, xref_lib.adb, xref_lib.ads,
	xr_tabls.adb, xr_tabls.ads, xtreeprs.adb, xsnames.adb,
	einfo.h, sinfo.h, treeprs.ads, nmake.ads, nmake.adb,
	gnatvsn.ads: Merge with ACT tree.

	* gnatvsn.adb: Rewritten in a simpler and more efficient way.

From-SVN: r72751

1 files changed, 104 insertions, 74 deletions

diff --git a/gcc/ada/sem_aggr.adb b/gcc/ada/sem_aggr.adb
index 6ddeaab..d02abfd 100644
--- a/gcc/ada/sem_aggr.adb
+++ b/gcc/ada/sem_aggr.adb
@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 B o d y                                  --
 --                                                                          --
---          Copyright (C) 1992-2002 Free Software Foundation, Inc.          --
+--          Copyright (C) 1992-2003 Free Software Foundation, Inc.          --
 --                                                                          --
 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -32,6 +32,7 @@ with Errout;   use Errout;
 with Exp_Util; use Exp_Util;
 with Freeze;   use Freeze;
 with Itypes;   use Itypes;
+with Lib.Xref; use Lib.Xref;
 with Namet;    use Namet;
 with Nmake;    use Nmake;
 with Nlists;   use Nlists;
@@ -44,10 +45,12 @@ with Sem_Eval; use Sem_Eval;
 with Sem_Res;  use Sem_Res;
 with Sem_Util; use Sem_Util;
 with Sem_Type; use Sem_Type;
+with Sem_Warn; use Sem_Warn;
 with Sinfo;    use Sinfo;
 with Snames;   use Snames;
 with Stringt;  use Stringt;
 with Stand;    use Stand;
+with Targparm; use Targparm;
 with Tbuild;   use Tbuild;
 with Uintp;    use Uintp;
 
@@ -103,7 +106,7 @@ package body Sem_Aggr is
    --  yields the aggregate format expected by Gigi. Typically, this kind of
    --  tree manipulations are done in the expander. However, because the
    --  semantic checks that need to be performed on record aggregates really
-   --  go hand in hand with the record aggreagate normalization, the aggregate
+   --  go hand in hand with the record aggregate normalization, the aggregate
    --  subtree transformation is performed during resolution rather than
    --  expansion. Had we decided otherwise we would have had to duplicate
    --  most of the code in the expansion procedure Expand_Record_Aggregate.
@@ -315,7 +318,7 @@ package body Sem_Aggr is
    --  entails the following code modifications
    --
    --    P7b : constant Acc_Rec := new Rec;
-   --    Rec_init_proc (P7b.all);
+   --    RecIP (P7b.all);
    --    Arr : array (1..3) of Acc_Rec := (1 .. 3 => P7b);
    --
    --  This code transformation is clearly wrong, since we need to call
@@ -454,12 +457,13 @@ package body Sem_Aggr is
             else
                Rewrite (Exp, Convert_To (Check_Typ, Relocate_Node (Exp)));
                Analyze_And_Resolve (Exp, Check_Typ);
+               Check_Unset_Reference (Exp);
             end if;
          else
             Rewrite (Exp, Convert_To (Check_Typ, Relocate_Node (Exp)));
             Analyze_And_Resolve (Exp, Check_Typ);
+            Check_Unset_Reference (Exp);
          end if;
-
       end if;
    end Aggregate_Constraint_Checks;
 
@@ -578,7 +582,7 @@ package body Sem_Aggr is
       Itype : Entity_Id;
       --  the final itype of the overall aggregate
 
-      Index_Constraints : List_Id := New_List;
+      Index_Constraints : constant List_Id := New_List;
       --  The list of index constraints of the aggregate itype.
 
    --  Start of processing for Array_Aggr_Subtype
@@ -594,7 +598,8 @@ package body Sem_Aggr is
 
       for J in 1 .. Aggr_Dimension loop
          Create_Index : declare
-            Index_Base : Entity_Id := Base_Type (Etype (Aggr_Range (J)));
+            Index_Base : constant Entity_Id :=
+                           Base_Type (Etype (Aggr_Range (J)));
             Index_Typ  : Entity_Id;
 
          begin
@@ -633,10 +638,11 @@ package body Sem_Aggr is
       Set_Etype                  (Itype, Base_Type              (Typ));
       Set_Has_Alignment_Clause   (Itype, Has_Alignment_Clause   (Typ));
       Set_Is_Aliased             (Itype, Is_Aliased             (Typ));
-      Set_Suppress_Index_Checks  (Itype, Suppress_Index_Checks  (Typ));
-      Set_Suppress_Length_Checks (Itype, Suppress_Length_Checks (Typ));
       Set_Depends_On_Private     (Itype, Depends_On_Private     (Typ));
 
+      Copy_Suppress_Status (Index_Check,  Typ, Itype);
+      Copy_Suppress_Status (Length_Check, Typ, Itype);
+
       Set_First_Index    (Itype, First (Index_Constraints));
       Set_Is_Constrained (Itype, True);
       Set_Is_Internal    (Itype, True);
@@ -802,16 +808,17 @@ package body Sem_Aggr is
    --------------------------------
 
    procedure Make_String_Into_Aggregate (N : Node_Id) is
-      C      : Char_Code;
-      C_Node : Node_Id;
-      Exprs  : List_Id := New_List;
+      Exprs  : constant List_Id    := New_List;
       Loc    : constant Source_Ptr := Sloc (N);
-      New_N  : Node_Id;
-      P      : Source_Ptr := Loc + 1;
       Str    : constant String_Id  := Strval (N);
       Strlen : constant Nat        := String_Length (Str);
+      C      : Char_Code;
+      C_Node : Node_Id;
+      New_N  : Node_Id;
+      P      : Source_Ptr;
 
    begin
+      P := Loc + 1;
       for J in  1 .. Strlen loop
          C := Get_String_Char (Str, J);
          Set_Character_Literal_Name (C);
@@ -821,7 +828,7 @@ package body Sem_Aggr is
          Append_To (Exprs, C_Node);
 
          P := P + 1;
-         --  something special for wide strings ?
+         --  something special for wide strings ???
       end loop;
 
       New_N := Make_Aggregate (Loc, Expressions => Exprs);
@@ -843,11 +850,25 @@ package body Sem_Aggr is
       --  which is the subtype of the context in which the aggregate was found.
 
    begin
-      if Is_Limited_Type (Typ) then
-         Error_Msg_N ("aggregate type cannot be limited", N);
+      --  Check for aggregates not allowed in configurable run-time mode.
+      --  We allow all cases of aggregates that do not come from source,
+      --  since these are all assumed to be small (e.g. bounds of a string
+      --  literal). We also allow aggregates of types we know to be small.
+
+      if not Support_Aggregates_On_Target
+        and then Comes_From_Source (N)
+        and then (not Known_Static_Esize (Typ) or else Esize (Typ) > 64)
+      then
+         Error_Msg_CRT ("aggregate", N);
+      end if;
 
-      elsif Is_Limited_Composite (Typ) then
+      if Is_Limited_Composite (Typ) then
          Error_Msg_N ("aggregate type cannot have limited component", N);
+         Explain_Limited_Type (Typ, N);
+
+      elsif Is_Limited_Type (Typ) then
+         Error_Msg_N ("aggregate type cannot be limited", N);
+         Explain_Limited_Type (Typ, N);
 
       elsif Is_Class_Wide_Type (Typ) then
          Error_Msg_N ("type of aggregate cannot be class-wide", N);
@@ -917,7 +938,8 @@ package body Sem_Aggr is
 
          Array_Aggregate : declare
             Aggr_Resolved : Boolean;
-            Aggr_Typ      : Entity_Id := Etype (Typ);
+
+            Aggr_Typ : constant Entity_Id := Etype (Typ);
             --  This is the unconstrained array type, which is the type
             --  against which the aggregate is to be resoved. Typ itself
             --  is the array type of the context which may not be the same
@@ -998,7 +1020,6 @@ package body Sem_Aggr is
          Set_Etype (N, Aggr_Subtyp);
          Set_Analyzed (N);
       end if;
-
    end Resolve_Aggregate;
 
    -----------------------------
@@ -1203,13 +1224,13 @@ package body Sem_Aggr is
          if OK_L and then Val_L > Val_AL then
             Set_Raises_Constraint_Error (N);
             Error_Msg_N ("lower bound of aggregate out of range?", N);
-            Error_Msg_N ("Constraint_Error will be raised at run-time?", N);
+            Error_Msg_N ("\Constraint_Error will be raised at run-time?", N);
          end if;
 
          if OK_H and then Val_H < Val_AH then
             Set_Raises_Constraint_Error (N);
             Error_Msg_N ("upper bound of aggregate out of range?", N);
-            Error_Msg_N ("Constraint_Error will be raised at run-time?", N);
+            Error_Msg_N ("\Constraint_Error will be raised at run-time?", N);
          end if;
       end Check_Bounds;
 
@@ -1309,9 +1330,9 @@ package body Sem_Aggr is
          Single_Elmt : Boolean)
          return        Boolean
       is
-         Nxt_Ind        : Node_Id := Next_Index (Index);
-         Nxt_Ind_Constr : Node_Id := Next_Index (Index_Constr);
-         --  Index is the current index corresponding to the expression.
+         Nxt_Ind        : constant Node_Id := Next_Index (Index);
+         Nxt_Ind_Constr : constant Node_Id := Next_Index (Index_Constr);
+         --  Index is the current index corresponding to the expresion.
 
          Resolution_OK : Boolean := True;
          --  Set to False if resolution of the expression failed.
@@ -1364,6 +1385,7 @@ package body Sem_Aggr is
             Analyze_And_Resolve (Expr, Component_Typ);
             Check_Non_Static_Context (Expr);
             Aggregate_Constraint_Checks (Expr, Component_Typ);
+            Check_Unset_Reference (Expr);
          end if;
 
          if Raises_Constraint_Error (Expr)
@@ -1557,6 +1579,7 @@ package body Sem_Aggr is
 
                   else  --  Choice is a range or an expression
                      Resolve (Choice, Index_Base);
+                     Check_Unset_Reference (Choice);
                      Check_Non_Static_Context (Choice);
 
                      --  Do not range check a choice. This check is redundant
@@ -1817,6 +1840,7 @@ package body Sem_Aggr is
 
       Set_Parent (Aggregate_Bounds (N), N);
       Analyze_And_Resolve (Aggregate_Bounds (N), Index_Typ);
+      Check_Unset_Reference (Aggregate_Bounds (N));
 
       if not Others_Present and then Nb_Discrete_Choices = 0 then
          Set_High_Bound (Aggregate_Bounds (N),
@@ -1848,16 +1872,19 @@ package body Sem_Aggr is
    --  of the expected type.
 
    procedure Resolve_Extension_Aggregate (N : Node_Id; Typ : Entity_Id) is
-      A        : constant Node_Id := Ancestor_Part (N);
-      A_Type   : Entity_Id;
-      I        : Interp_Index;
-      It       : Interp;
-      Imm_Type : Entity_Id;
+      A      : constant Node_Id := Ancestor_Part (N);
+      A_Type : Entity_Id;
+      I      : Interp_Index;
+      It     : Interp;
 
       function Valid_Ancestor_Type return Boolean;
       --  Verify that the type of the ancestor part is a non-private ancestor
       --  of the expected type.
 
+      -------------------------
+      -- Valid_Ancestor_Type --
+      -------------------------
+
       function Valid_Ancestor_Type return Boolean is
          Imm_Type : Entity_Id;
 
@@ -1888,6 +1915,7 @@ package body Sem_Aggr is
 
       elsif Is_Limited_Type (Typ) then
          Error_Msg_N ("aggregate type cannot be limited", N);
+         Explain_Limited_Type (Typ, N);
          return;
 
       elsif Is_Class_Wide_Type (Typ) then
@@ -1898,8 +1926,7 @@ package body Sem_Aggr is
       if Is_Entity_Name (A)
         and then Is_Type (Entity (A))
       then
-         A_Type   := Get_Full_View (Entity (A));
-         Imm_Type := Base_Type (Typ);
+         A_Type := Get_Full_View (Entity (A));
 
          if Valid_Ancestor_Type then
             Set_Entity (A, A_Type);
@@ -1942,14 +1969,28 @@ package body Sem_Aggr is
 
          if Valid_Ancestor_Type then
             Resolve (A, A_Type);
+            Check_Unset_Reference (A);
             Check_Non_Static_Context (A);
-            Resolve_Record_Aggregate (N, Typ);
+
+            if Is_Class_Wide_Type (Etype (A))
+              and then Nkind (Original_Node (A)) = N_Function_Call
+            then
+               --  If the ancestor part is a dispatching call, it appears
+               --  statically to be a legal ancestor, but it yields any
+               --  member of the class, and it is not possible to determine
+               --  whether it is an ancestor of the extension aggregate (much
+               --  less which ancestor). It is not possible to determine the
+               --  required components of the extension part.
+
+               Error_Msg_N ("ancestor part must be statically tagged", A);
+            else
+               Resolve_Record_Aggregate (N, Typ);
+            end if;
          end if;
 
       else
          Error_Msg_N (" No unique type for this aggregate",  A);
       end if;
-
    end Resolve_Extension_Aggregate;
 
    ------------------------------
@@ -1957,10 +1998,8 @@ package body Sem_Aggr is
    ------------------------------
 
    procedure Resolve_Record_Aggregate (N : Node_Id; Typ : Entity_Id) is
-      Regular_Aggr    : constant Boolean := Nkind (N) /= N_Extension_Aggregate;
-
-      New_Assoc_List  : List_Id := New_List;
-      New_Assoc       : Node_Id;
+      New_Assoc_List : constant List_Id := New_List;
+      New_Assoc      : Node_Id;
       --  New_Assoc_List is the newly built list of N_Component_Association
       --  nodes. New_Assoc is one such N_Component_Association node in it.
       --  Please note that while Assoc and New_Assoc contain the same
@@ -1985,7 +2024,7 @@ package body Sem_Aggr is
 
       function Discr_Present (Discr : Entity_Id) return Boolean;
       --  If aggregate N is a regular aggregate this routine will return True.
-      --  Otherwise, if N is an extension aggreagte, Discr is a discriminant
+      --  Otherwise, if N is an extension aggregate, Discr is a discriminant
       --  whose value may already have been specified by N's ancestor part,
       --  this routine checks whether this is indeed the case and if so
       --  returns False, signaling that no value for Discr should appear in the
@@ -2019,15 +2058,15 @@ package body Sem_Aggr is
       --  It finally saves a Expr in the newly created association list that
       --  will be attached to the final record aggregate. Note that if the
       --  Parent pointer of Expr is not set then Expr was produced with a
-      --  New_copy_Tree or some such.
+      --  New_Copy_Tree or some such.
 
       ---------------------
       -- Add_Association --
       ---------------------
 
       procedure Add_Association (Component : Entity_Id; Expr : Node_Id) is
+         Choice_List : constant List_Id := New_List;
          New_Assoc   : Node_Id;
-         Choice_List : List_Id := New_List;
 
       begin
          Append (New_Occurrence_Of (Component, Sloc (Expr)), Choice_List);
@@ -2043,6 +2082,8 @@ package body Sem_Aggr is
       -------------------
 
       function Discr_Present (Discr : Entity_Id) return Boolean is
+         Regular_Aggr : constant Boolean := Nkind (N) /= N_Extension_Aggregate;
+
          Loc : Source_Ptr;
 
          Ancestor     : Node_Id;
@@ -2156,27 +2197,13 @@ package body Sem_Aggr is
 
                      --  We need to duplicate the expression for each
                      --  successive component covered by the others choice.
-                     --  If the expression is itself an array aggregate with
-                     --  "others", its subtype must be obtained from the
-                     --  current component, and therefore it must be (at least
-                     --  partly) reanalyzed.
-
-                     if Analyzed (Expression (Assoc)) then
-                        Expr := New_Copy_Tree (Expression (Assoc));
-
-                        if Nkind (Expr) = N_Aggregate
-                          and then Is_Array_Type (Etype (Expr))
-                          and then No (Expressions (Expr))
-                          and then
-                            Nkind (First (Choices
-                              (First (Component_Associations (Expr)))))
-                                = N_Others_Choice
-                        then
-                           Set_Analyzed (Expr, False);
-                        end if;
-
-                        return Expr;
+                     --  This is redundant if the others_choice covers only
+                     --  one component (small optimization possible???), but
+                     --  indispensable otherwise, because each one must be
+                     --  expanded individually to preserve side-effects.
 
+                     if Expander_Active then
+                        return New_Copy_Tree (Expression (Assoc));
                      else
                         return Expression (Assoc);
                      end if;
@@ -2184,6 +2211,7 @@ package body Sem_Aggr is
 
                elsif Chars (Compon) = Chars (Selector_Name) then
                   if No (Expr) then
+
                      --  We need to duplicate the expression when several
                      --  components are grouped together with a "|" choice.
                      --  For instance "filed1 | filed2 => Expr"
@@ -2194,6 +2222,8 @@ package body Sem_Aggr is
                         Expr := Expression (Assoc);
                      end if;
 
+                     Generate_Reference (Compon, Selector_Name);
+
                   else
                      Error_Msg_NE
                        ("more than one value supplied for &",
@@ -2285,8 +2315,8 @@ package body Sem_Aggr is
             --  For each range in an array type where a discriminant has been
             --  replaced with the constraint, check that this range is within
             --  the range of the base type. This checks is done in the
-            --  _init_proc for regular objects, but has to be done here for
-            --  aggregates since no _init_proc is called for them.
+            --  init proc for regular objects, but has to be done here for
+            --  aggregates since no init proc is called for them.
 
             if Is_Array_Type (Expr_Type) then
                declare
@@ -2334,6 +2364,7 @@ package body Sem_Aggr is
 
          Analyze_And_Resolve (Expr, Expr_Type);
          Check_Non_Static_Context (Expr);
+         Check_Unset_Reference (Expr);
 
          if not Has_Expansion_Delayed (Expr) then
             Aggregate_Constraint_Checks (Expr, Expr_Type);
@@ -2348,7 +2379,6 @@ package body Sem_Aggr is
          else
             Add_Association (New_C, Expr);
          end if;
-
       end Resolve_Aggr_Expr;
 
       --  Resolve_Record_Aggregate local variables
@@ -2358,10 +2388,10 @@ package body Sem_Aggr is
 
       Expr            : Node_Id;
       Positional_Expr : Node_Id;
+      Component       : Entity_Id;
+      Component_Elmt  : Elmt_Id;
 
-      Component      : Entity_Id;
-      Component_Elmt : Elmt_Id;
-      Components     : Elist_Id := New_Elmt_List;
+      Components : constant Elist_Id := New_Elmt_List;
       --  Components is the list of the record components whose value must
       --  be provided in the aggregate. This list does include discriminants.
 
@@ -2539,7 +2569,7 @@ package body Sem_Aggr is
             Subtyp_Decl : Node_Id;
             Def_Id      : Entity_Id;
 
-            C : List_Id := New_List;
+            C : constant List_Id := New_List;
 
          begin
             New_Assoc := First (New_Assoc_List);
@@ -2615,7 +2645,7 @@ package body Sem_Aggr is
                --  error which will get signalled later so skip this part.
                --  Otherwise, gather components of root that apply to the
                --  aggregate type. We use the base type in case there is an
-               --  applicable girder constraint that renames the discriminants
+               --  applicable stored constraint that renames the discriminants
                --  of the root.
 
                if Nkind (Dnode) = N_Full_Type_Declaration then
@@ -2634,10 +2664,10 @@ package body Sem_Aggr is
                Prepend_Elmt (Parent_Typ, To => Parent_Typ_List);
                Parent_Typ := Etype (Parent_Typ);
 
-               if (Nkind (Parent (Base_Type (Parent_Typ))) =
+               if Nkind (Parent (Base_Type (Parent_Typ))) =
                                         N_Private_Type_Declaration
-                    or else Nkind (Parent (Base_Type (Parent_Typ))) =
-                                        N_Private_Extension_Declaration)
+                 or else Nkind (Parent (Base_Type (Parent_Typ))) =
+                                        N_Private_Extension_Declaration
                then
                   if Nkind (N) /= N_Extension_Aggregate then
                      Error_Msg_NE
@@ -2811,7 +2841,7 @@ package body Sem_Aggr is
       --  STEP 8: replace the original aggregate
 
       Step_8 : declare
-         New_Aggregate : Node_Id := New_Copy (N);
+         New_Aggregate : constant Node_Id := New_Copy (N);
 
       begin
          Set_Expressions            (New_Aggregate, No_List);
@@ -2827,8 +2857,8 @@ package body Sem_Aggr is
    ---------------------
 
    procedure Sort_Case_Table (Case_Table : in out Case_Table_Type) is
-      L : Int := Case_Table'First;
-      U : Int := Case_Table'Last;
+      L : constant Int := Case_Table'First;
+      U : constant Int := Case_Table'Last;
       K : Int;
       J : Int;
       T : Case_Bounds;