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.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@72751 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 128 insertions, 31 deletions

diff --git a/gcc/ada/ali.ads b/gcc/ada/ali.ads
index 1de7b4582e8..24f8d04725c 100644
--- a/gcc/ada/ali.ads
+++ b/gcc/ada/ali.ads
@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 S p e c                                  --
 --                                                                          --
---          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- --
@@ -64,6 +64,9 @@ package ALI is
    type Source_Id is range 5_000_000 .. 5_999_999;
    --  Id values used for Source table entries
 
+   type Interrupt_State_Id is range 6_000_000 .. 6_999_999;
+   --  Id values used for Interrupt_State table entries
+
    --------------------
    -- ALI File Table --
    --------------------
@@ -96,10 +99,15 @@ package ALI is
       --  this ALI file, since the body if present is always first).
 
       Ver : String (1 .. Ver_Len_Max);
-      --  Value of library version (V line in ALI file)
+      --  Value of library version (V line in ALI file). Not set if
+      --  V lines are ignored as a result of the Ignore_Lines parameter.
 
       Ver_Len : Natural;
-      --  Length of characters stored in Ver
+      --  Length of characters stored in Ver. Not set if V lines are
+      --  ignored as a result of the Ignore_Lines parameter.
+
+      Interface : Boolean;
+      --  Set True when this is an interface to a standalone library
 
       First_Unit : Unit_Id;
       --  Id of first Unit table entry for this file
@@ -114,63 +122,83 @@ package ALI is
       --  Id of last Sdep table entry for this file
 
       Main_Program : Main_Program_Type;
-      --  Indicator of whether first unit can be used as main program
+      --  Indicator of whether first unit can be used as main program.
+      --  Not set if 'M' appears in Ignore_Lines.
 
       Main_Priority : Int;
       --  Indicates priority value if Main_Program field indicates that
       --  this can be a main program. A value of -1 (No_Main_Priority)
       --  indicates that no parameter was found, or no M line was present.
+      --  Not set if 'M' appears in Ignore_Lines.
 
       Time_Slice_Value : Int;
       --  Indicates value of time slice parameter from T=xxx on main program
       --  line. A value of -1 indicates that no T=xxx parameter was found,
       --  or no M line was present.
+      --  Not set if 'M' appears in Ignore_Lines.
 
       WC_Encoding : Character;
       --  Wide character encoding if main procedure. Otherwise not relevant.
+      --  Not set if 'M' appears in Ignore_Lines.
 
       Locking_Policy : Character;
       --  Indicates locking policy for units in this file. Space means
       --  tasking was not used, or that no Locking_Policy pragma was
       --  present or that this is a language defined unit. Otherwise set
       --  to first character (upper case) of policy name.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Queuing_Policy : Character;
       --  Indicates queuing policy for units in this file. Space means
       --  tasking was not used, or that no Queuing_Policy pragma was
       --  present or that this is a language defined unit. Otherwise set
       --  to first character (upper case) of policy name.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Task_Dispatching_Policy : Character;
       --  Indicates task dispatching policy for units in this file. Space
       --  means tasking was not used, or that no Task_Dispatching_Policy
       --  pragma was present or that this is a language defined unit.
       --  Otherwise set to first character (upper case) of policy name.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Compile_Errors : Boolean;
       --  Set to True if compile errors for unit. Note that No_Object
       --  will always be set as well in this case.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Float_Format : Character;
-      --  Set to float format (set to I if no float-format given)
+      --  Set to float format (set to I if no float-format given).
+      --  Not set if 'P' appears in Ignore_Lines.
 
       No_Object : Boolean;
-      --  Set to True if no object file generated
-
-      No_Run_Time : Boolean;
-      --  Set to True if file was compiled with pragma No_Run_Time
+      --  Set to True if no object file generated.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Normalize_Scalars : Boolean;
-      --  Set to True if file was compiled with Normalize_Scalars
+      --  Set to True if file was compiled with Normalize_Scalars.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Unit_Exception_Table : Boolean;
-      --  Set to True if unit exception table pointer generated
+      --  Set to True if unit exception table pointer generated.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Zero_Cost_Exceptions : Boolean;
-      --  Set to True if file was compiled with zero cost exceptions
+      --  Set to True if file was compiled with zero cost exceptions.
+      --  Not set if 'P' appears in Ignore_Lines.
 
       Restrictions : Restrictions_String;
-      --  Copy of restrictions letters from R line
+      --  Copy of restrictions letters from R line.
+      --  Not set if 'R' appears in Ignore_Lines.
+
+      First_Interrupt_State : Interrupt_State_Id;
+      Last_Interrupt_State  : Interrupt_State_Id'Base;
+      --  These point to the first and last entries in the interrupt
+      --  state table for this unit. If there are no entries, then
+      --  Last_Interrupt_State = First_Interrupt_State - 1 (that's
+      --  why the 'Base reference is there, it can be one less than
+      --  the lower bound of the subtype).
+      --  Not set if 'I' appears in Ignore_Lines
 
    end record;
 
@@ -308,6 +336,12 @@ package ALI is
       --  Set True if IS qualifier appears in ALI file, indicating that
       --  an Initialize_Scalars pragma applies to the unit.
 
+      Interface : Boolean;
+      --  Set True when this is an interface to a standalone library
+
+      Body_Needed_For_SAL : Boolean;
+      --  Indicates that the source for the body of the unit (subprogram,
+      --  package, or generic unit) must be included in a standalone library.
    end record;
 
    package Units is new Table.Table (
@@ -318,6 +352,34 @@ package ALI is
      Table_Increment      => 200,
      Table_Name           => "Unit");
 
+   ---------------------------
+   -- Interrupt State Table --
+   ---------------------------
+
+   --  An entry is made in this table for each I (interrupt state) line
+   --  encountered in the input ALI file. The First/Last_Interrupt_Id
+   --  fields of the ALI file entry show the range of entries defined
+   --  within a particular ALI file.
+
+   type Interrupt_State_Record is record
+      Interrupt_Id : Nat;
+      --  Id from interrupt state entry
+
+      Interrupt_State : Character;
+      --  State from interrupt state entry ('u'/'r'/'s')
+
+      IS_Pragma_Line : Nat;
+      --  Line number of Interrupt_State pragma
+   end record;
+
+   package Interrupt_States is new Table.Table (
+     Table_Component_Type => Interrupt_State_Record,
+     Table_Index_Type     => Interrupt_State_Id'Base,
+     Table_Low_Bound      => Interrupt_State_Id'First,
+     Table_Initial        => 100,
+     Table_Increment      => 200,
+     Table_Name           => "Interrupt_States");
+
    --------------
    -- Switches --
    --------------
@@ -325,8 +387,11 @@ package ALI is
    --  These switches record status information about ali files that
    --  have been read, for quick reference without searching tables.
 
+   --  Note: a switch will be left set at its default value if the line
+   --  which might otherwise set it is ignored (from Ignore_Lines).
+
    Dynamic_Elaboration_Checks_Specified : Boolean := False;
-   --  Set to False by Initialize_ALI. Set to True if Read_ALI reads
+   --  Set to False by Initialize_ALI. Set to True if Scan_ALI reads
    --  a unit for which dynamic elaboration checking is enabled.
 
    Float_Format_Specified : Character := ' ';
@@ -353,10 +418,6 @@ package ALI is
    --  Set to False by Initialize_ALI. Set to True if an ali file indicates
    --  that the file was compiled in Normalize_Scalars mode.
 
-   No_Run_Time_Specified : Boolean := False;
-   --  Set to False by Initialize_ALI, Set to True if an ali file indicates
-   --  that the file was compiled in No_Run_Time mode.
-
    Queuing_Policy_Specified : Character := ' ';
    --  Set to blank by Initialize_ALI. Set to the appropriate queuing policy
    --  character if an ali file contains a P line setting the queuing policy.
@@ -391,6 +452,8 @@ package ALI is
 
    --  Each With line (W line) in an ALI file generates a Withs table entry
 
+   --  Note: there will be no entries in this table if 'W' lines are ignored
+
    No_With_Id : constant With_Id := With_Id'First;
    --  Special value indicating no withs table entry
 
@@ -417,6 +480,9 @@ package ALI is
       Elab_All_Desirable : Boolean;
       --  Indicates presence of ED parameter
 
+      Interface : Boolean := False;
+      --  True if the Unit is an Interface of a Stand-Alole Library
+
    end record;
 
    package Withs is new Table.Table (
@@ -433,6 +499,8 @@ package ALI is
 
    --  Each Arg line (A line) in an ALI file generates an Args table entry
 
+   --  Note: there will be no entries in this table if 'A' lines are ignored
+
    No_Arg_Id : constant Arg_Id := Arg_Id'First;
    --  Special value indicating no args table entry
 
@@ -457,6 +525,8 @@ package ALI is
    --  to form the entry in this table, using a NUL character as the
    --  separator, and a final NUL character is appended to the end.
 
+   --  Note: there will be no entries in this table if 'L' lines are ignored
+
    type Linker_Option_Record is record
       Name : Name_Id;
       --  Name entry containing concatenated list of Linker_Options
@@ -497,6 +567,8 @@ package ALI is
    --  as read from E lines in the ali file. The stored values do not
    --  include the terminating quote characters.
 
+   --  Note: there will be no entries in this table if 'E' lines are ignored
+
    type Vindex is range 0 .. 98;
    --  Type to define range of headers
 
@@ -521,6 +593,8 @@ package ALI is
    --  Each source dependency (D line) in an ALI file generates an
    --  entry in the Sdep table.
 
+   --  Note: there will be no entries in this table if 'D' lines are ignored
+
    No_Sdep_Id : constant Sdep_Id := Sdep_Id'First;
    --  Special value indicating no Sdep table entry
 
@@ -584,8 +658,8 @@ package ALI is
 
    --  The following table records cross-reference sections, there is one
    --  entry for each X header line in the ALI file for an xref section.
-   --  Note that there will be no entries in this table if the Read_Xref
-   --  parameter to Scan_ALI was set to False.
+
+   --  Note: there will be no entries in this table if 'X' lines are ignored
 
    type Xref_Section_Record is record
       File_Num : Sdep_Id;
@@ -599,7 +673,6 @@ package ALI is
 
       Last_Entity : Nat;
       --  Last entry in Xref_Entity table
-
    end record;
 
    package Xref_Section is new Table.Table (
@@ -627,7 +700,7 @@ package ALI is
 
       Etype : Character;
       --  Set to the identification character for the entity. See section
-      --  "Cross-Reference Entity Identifiers in lib-xref.ads for details.
+      --  "Cross-Reference Entity Identifiers" in lib-xref.ads for details.
 
       Col : Pos;
       --  Column number of definition
@@ -665,7 +738,7 @@ package ALI is
       --  This field is set to blank if no typeref is present, or if the
       --  typeref refers to an entity in standard. Otherwise it contains
       --  the identification character for the typeref entity. See section
-      --  "Cross-Reference Entity Identifiers in lib-xref.ads for details.
+      --  "Cross-Reference Entity Identifiers" in lib-xref.ads for details.
 
       Tref_Col : Nat;
       --  This field is set to zero if no typeref is present, or if the
@@ -740,12 +813,14 @@ package ALI is
    --  Initialize the ALI tables. Also resets all switch values to defaults.
 
    function Scan_ALI
-     (F         : File_Name_Type;
-      T         : Text_Buffer_Ptr;
-      Ignore_ED : Boolean;
-      Err       : Boolean;
-      Read_Xref : Boolean := False)
-      return      ALI_Id;
+     (F            : File_Name_Type;
+      T            : Text_Buffer_Ptr;
+      Ignore_ED    : Boolean;
+      Err          : Boolean;
+      Read_Xref    : Boolean := False;
+      Read_Lines   : String := "";
+      Ignore_Lines : String := "X")
+      return         ALI_Id;
    --  Given the text, T, of an ALI file, F, scan and store the information
    --  from the file, and return the Id of the resulting entry in the ALI
    --  table. Switch settings may be modified as described above in the
@@ -760,8 +835,30 @@ package ALI is
    --    is terminated. If Err is True, then no error message is output,
    --    and No_ALI_Id is returned.
    --
+   --    Ignore_Lines requests that Scan_ALI ignore any lines that start
+   --    with any given key character. The default value of X causes all
+   --    Xref lines to be ignored. The corresponding data in the ALI
+   --    tables will not be filled in in this case. It is not possible
+   --    to ignore U (unit) lines, they are always read.
+   --
+   --    Read_Lines requests that Scan_ALI process only lines that start
+   --    with one of the given characters. The corresponding data in the
+   --    ALI file for any characters not given in the list will not be
+   --    set. The default value of the null string indicates that all
+   --    lines should be read (unless Ignore_Lines is specified). U
+   --    (unit) lines are always read regardless of the value of this
+   --    parameter.
+   --
+   --    Note: either Ignore_Lines or Read_Lines should be non-null.
+   --    but not both. If both are given then only the Read_Lines
+   --    value is processed, and the Ignore_Lines parameter is
+   --    not processed.
+   --
    --    Read_XREF is set True to read and acquire the cross-reference
-   --    information, otherwise the scan is terminated when a cross-
-   --    reference line is encountered.
+   --    information. If Read_XREF is set to True, then the effect is
+   --    to ignore all lines other than U, W, D and X lines and the
+   --    Ignore_Lines and Read_Lines parameters are ignored (i.e. the
+   --    use of True for Read_XREF is equivalent to specifying an
+   --    argument of "UWDX" for Read_Lines.
 
 end ALI;