[multiple changes]

2010-10-07  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb, sem_ch13.adb: Implement AI05-0012-1/02.
	* gcc-interface/Make-lang.in: Update dependencies.

2010-10-07  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.ad: (Instantiate_Object): For an in-out formal of a child
	unit, if the type of the formal is declared in a parent unit and is not
	a formal itself, the actual must be located from an enclosing parent
	instance by normal visibility.

2010-10-07  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch4.adb (Analyze_Allocator): In Ada 2012, a null_exclusion
	indicator is illegal for an uninitialized allocator.

From-SVN: r165110

6 files changed, 150 insertions, 84 deletions

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index d5bb9b1..c05018f 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,5 +1,22 @@
 2010-10-07  Robert Dewar  <dewar@adacore.com>
 
+	* sem_prag.adb, sem_ch13.adb: Implement AI05-0012-1/02.
+	* gcc-interface/Make-lang.in: Update dependencies.
+
+2010-10-07  Ed Schonberg  <schonberg@adacore.com>
+
+	* sem_ch12.ad: (Instantiate_Object): For an in-out formal of a child
+	unit, if the type of the formal is declared in a parent unit and is not
+	a formal itself, the actual must be located from an enclosing parent
+	instance by normal visibility.
+
+2010-10-07  Ed Schonberg  <schonberg@adacore.com>
+
+	* sem_ch4.adb (Analyze_Allocator): In Ada 2012, a null_exclusion
+	indicator is illegal for an uninitialized allocator.
+
+2010-10-07  Robert Dewar  <dewar@adacore.com>
+
 	* sem_prag.adb (Analyze_Attribute_Definition_Clause, case
 	Component_Size): Complete previous change.
 
diff --git a/gcc/ada/gcc-interface/Make-lang.in b/gcc/ada/gcc-interface/Make-lang.in
index 752c02d..7215288 100644
--- a/gcc/ada/gcc-interface/Make-lang.in
+++ b/gcc/ada/gcc-interface/Make-lang.in
@@ -1360,7 +1360,8 @@ ada/atree.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
 ada/back_end.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
    ada/back_end.ads ada/back_end.adb ada/casing.ads ada/debug.ads \
-   ada/einfo.ads ada/einfo.adb ada/elists.ads ada/fname.ads ada/gnat.ads \
+   ada/einfo.ads ada/einfo.adb ada/elists.ads ada/err_vars.ads \
+   ada/errout.ads ada/erroutc.ads ada/fname.ads ada/gnat.ads \
    ada/g-hesorg.ads ada/g-htable.ads ada/gnatvsn.ads ada/hostparm.ads \
    ada/lib.ads ada/lib.adb ada/lib-list.adb ada/lib-sort.adb ada/namet.ads \
    ada/nlists.ads ada/nlists.adb ada/opt.ads ada/osint.ads ada/osint-c.ads \
@@ -1878,7 +1879,7 @@ ada/exp_ch4.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
 ada/exp_ch5.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
    ada/casing.ads ada/checks.ads ada/checks.adb ada/csets.ads \
-   ada/debug.ads ada/einfo.ads ada/einfo.adb ada/elists.ads ada/elists.adb \
+   ada/debug.ads ada/einfo.ads ada/einfo.adb ada/elists.ads \
    ada/err_vars.ads ada/errout.ads ada/erroutc.ads ada/eval_fat.ads \
    ada/exp_aggr.ads ada/exp_atag.ads ada/exp_ch11.ads ada/exp_ch2.ads \
    ada/exp_ch4.ads ada/exp_ch5.ads ada/exp_ch5.adb ada/exp_ch6.ads \
@@ -2317,14 +2318,14 @@ ada/exp_tss.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
 
 ada/exp_util.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
-   ada/casing.ads ada/checks.ads ada/csets.ads ada/debug.ads ada/einfo.ads \
-   ada/einfo.adb ada/elists.ads ada/elists.adb ada/err_vars.ads \
-   ada/errout.ads ada/erroutc.ads ada/eval_fat.ads ada/exp_aggr.ads \
-   ada/exp_ch11.ads ada/exp_ch6.ads ada/exp_ch7.ads ada/exp_disp.ads \
-   ada/exp_tss.ads ada/exp_util.ads ada/exp_util.adb ada/fname.ads \
-   ada/fname-uf.ads ada/freeze.ads ada/get_targ.ads ada/gnat.ads \
-   ada/g-hesorg.ads ada/g-htable.ads ada/hostparm.ads ada/inline.ads \
-   ada/interfac.ads ada/itypes.ads ada/lib.ads ada/lib.adb \
+   ada/casing.ads ada/casing.adb ada/checks.ads ada/csets.ads \
+   ada/debug.ads ada/einfo.ads ada/einfo.adb ada/elists.ads ada/elists.adb \
+   ada/err_vars.ads ada/errout.ads ada/erroutc.ads ada/eval_fat.ads \
+   ada/exp_aggr.ads ada/exp_ch11.ads ada/exp_ch6.ads ada/exp_ch7.ads \
+   ada/exp_disp.ads ada/exp_tss.ads ada/exp_util.ads ada/exp_util.adb \
+   ada/fname.ads ada/fname-uf.ads ada/freeze.ads ada/get_targ.ads \
+   ada/gnat.ads ada/g-hesorg.ads ada/g-htable.ads ada/hostparm.ads \
+   ada/inline.ads ada/interfac.ads ada/itypes.ads ada/lib.ads ada/lib.adb \
    ada/lib-list.adb ada/lib-sort.adb ada/lib-xref.ads ada/namet.ads \
    ada/namet.adb ada/nlists.ads ada/nlists.adb ada/nmake.ads ada/nmake.adb \
    ada/opt.ads ada/output.ads ada/restrict.ads ada/restrict.adb \
@@ -2335,16 +2336,17 @@ ada/exp_util.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/sem_util.ads ada/sem_util.adb ada/sem_warn.ads ada/sinfo.ads \
    ada/sinfo.adb ada/sinput.ads ada/snames.ads ada/stand.ads \
    ada/stringt.ads ada/stringt.adb ada/style.ads ada/styleg.ads \
-   ada/styleg.adb ada/stylesw.ads ada/system.ads ada/s-crc32.ads \
-   ada/s-exctab.ads ada/s-htable.ads ada/s-imenne.ads ada/s-memory.ads \
-   ada/s-os_lib.ads ada/s-parame.ads ada/s-rident.ads ada/s-secsta.ads \
-   ada/s-soflin.ads ada/s-stache.ads ada/s-stalib.ads ada/s-stoele.ads \
-   ada/s-stoele.adb ada/s-string.ads ada/s-traent.ads ada/s-unstyp.ads \
-   ada/s-utf_32.ads ada/s-wchcon.ads ada/table.ads ada/table.adb \
-   ada/targparm.ads ada/tbuild.ads ada/tbuild.adb ada/tree_io.ads \
-   ada/ttypes.ads ada/types.ads ada/uintp.ads ada/uintp.adb ada/uname.ads \
-   ada/unchconv.ads ada/unchdeal.ads ada/urealp.ads ada/urealp.adb \
-   ada/validsw.ads ada/widechar.ads 
+   ada/styleg.adb ada/stylesw.ads ada/system.ads ada/s-carun8.ads \
+   ada/s-crc32.ads ada/s-exctab.ads ada/s-htable.ads ada/s-imenne.ads \
+   ada/s-memory.ads ada/s-os_lib.ads ada/s-parame.ads ada/s-rident.ads \
+   ada/s-secsta.ads ada/s-soflin.ads ada/s-stache.ads ada/s-stalib.ads \
+   ada/s-stoele.ads ada/s-stoele.adb ada/s-string.ads ada/s-traent.ads \
+   ada/s-unstyp.ads ada/s-utf_32.ads ada/s-wchcon.ads ada/table.ads \
+   ada/table.adb ada/targparm.ads ada/tbuild.ads ada/tbuild.adb \
+   ada/tree_io.ads ada/ttypes.ads ada/types.ads ada/types.adb \
+   ada/uintp.ads ada/uintp.adb ada/uname.ads ada/unchconv.ads \
+   ada/unchdeal.ads ada/urealp.ads ada/urealp.adb ada/validsw.ads \
+   ada/widechar.ads 
 
 ada/exp_vfpt.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
@@ -3468,26 +3470,32 @@ ada/sem_ch13.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
    ada/casing.ads ada/checks.ads ada/csets.ads ada/debug.ads ada/einfo.ads \
    ada/einfo.adb ada/elists.ads ada/elists.adb ada/err_vars.ads \
-   ada/errout.ads ada/erroutc.ads ada/exp_disp.ads ada/exp_dist.ads \
-   ada/exp_tss.ads ada/exp_util.ads ada/fname.ads ada/fname-uf.ads \
-   ada/get_targ.ads ada/gnat.ads ada/g-hesorg.ads ada/g-hesorg.adb \
-   ada/g-htable.ads ada/hostparm.ads ada/lib.ads ada/lib.adb \
+   ada/errout.ads ada/erroutc.ads ada/eval_fat.ads ada/exp_ch11.ads \
+   ada/exp_disp.ads ada/exp_dist.ads ada/exp_tss.ads ada/exp_util.ads \
+   ada/fname.ads ada/fname-uf.ads ada/freeze.ads ada/get_targ.ads \
+   ada/gnat.ads ada/g-hesorg.ads ada/g-hesorg.adb ada/g-htable.ads \
+   ada/hostparm.ads ada/interfac.ads ada/lib.ads ada/lib.adb \
    ada/lib-list.adb ada/lib-load.ads ada/lib-sort.adb ada/lib-xref.ads \
-   ada/namet.ads ada/nlists.ads ada/nlists.adb ada/nmake.ads ada/nmake.adb \
-   ada/opt.ads ada/output.ads ada/restrict.ads ada/rident.ads \
-   ada/rtsfind.ads ada/rtsfind.adb ada/sem.ads ada/sem_aux.ads \
-   ada/sem_ch13.ads ada/sem_ch13.adb ada/sem_ch3.ads ada/sem_ch7.ads \
-   ada/sem_ch8.ads ada/sem_dist.ads ada/sem_eval.ads ada/sem_res.ads \
-   ada/sem_type.ads ada/sem_util.ads ada/sem_warn.ads ada/sinfo.ads \
-   ada/sinfo.adb ada/sinput.ads ada/snames.ads ada/stand.ads \
-   ada/stringt.ads ada/system.ads ada/s-exctab.ads ada/s-htable.ads \
+   ada/namet.ads ada/namet.adb ada/nlists.ads ada/nlists.adb ada/nmake.ads \
+   ada/nmake.adb ada/opt.ads ada/output.ads ada/restrict.ads \
+   ada/rident.ads ada/rtsfind.ads ada/rtsfind.adb ada/scans.ads \
+   ada/scn.ads ada/scng.ads ada/scng.adb ada/sem.ads ada/sem_attr.ads \
+   ada/sem_aux.ads ada/sem_cat.ads ada/sem_ch13.ads ada/sem_ch13.adb \
+   ada/sem_ch3.ads ada/sem_ch6.ads ada/sem_ch7.ads ada/sem_ch8.ads \
+   ada/sem_disp.ads ada/sem_dist.ads ada/sem_eval.ads ada/sem_eval.adb \
+   ada/sem_res.ads ada/sem_type.ads ada/sem_util.ads ada/sem_util.adb \
+   ada/sem_warn.ads ada/sinfo.ads ada/sinfo.adb ada/sinput.ads \
+   ada/snames.ads ada/stand.ads ada/stringt.ads ada/stringt.adb \
+   ada/style.ads ada/styleg.ads ada/styleg.adb ada/stylesw.ads \
+   ada/system.ads ada/s-crc32.ads ada/s-exctab.ads ada/s-htable.ads \
    ada/s-imenne.ads ada/s-memory.ads ada/s-os_lib.ads ada/s-parame.ads \
-   ada/s-rident.ads ada/s-soflin.ads ada/s-stache.ads ada/s-stalib.ads \
-   ada/s-stoele.ads ada/s-stoele.adb ada/s-string.ads ada/s-traent.ads \
-   ada/s-unstyp.ads ada/s-wchcon.ads ada/table.ads ada/table.adb \
-   ada/targparm.ads ada/tbuild.ads ada/tbuild.adb ada/tree_io.ads \
-   ada/ttypes.ads ada/types.ads ada/uintp.ads ada/uintp.adb ada/uname.ads \
-   ada/unchconv.ads ada/unchdeal.ads ada/urealp.ads ada/urealp.adb 
+   ada/s-rident.ads ada/s-secsta.ads ada/s-soflin.ads ada/s-stache.ads \
+   ada/s-stalib.ads ada/s-stoele.ads ada/s-stoele.adb ada/s-string.ads \
+   ada/s-traent.ads ada/s-unstyp.ads ada/s-utf_32.ads ada/s-wchcon.ads \
+   ada/table.ads ada/table.adb ada/targparm.ads ada/tbuild.ads \
+   ada/tbuild.adb ada/tree_io.ads ada/ttypes.ads ada/types.ads \
+   ada/uintp.ads ada/uintp.adb ada/uname.ads ada/unchconv.ads \
+   ada/unchdeal.ads ada/urealp.ads ada/urealp.adb ada/widechar.ads 
 
 ada/sem_ch2.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
@@ -3872,15 +3880,16 @@ ada/sem_intr.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/gnat.ads ada/g-hesorg.ads ada/g-htable.ads ada/hostparm.ads \
    ada/lib.ads ada/lib.adb ada/lib-list.adb ada/lib-sort.adb ada/namet.ads \
    ada/nlists.ads ada/nlists.adb ada/nmake.ads ada/opt.ads ada/output.ads \
-   ada/rident.ads ada/sem_eval.ads ada/sem_intr.ads ada/sem_intr.adb \
-   ada/sem_util.ads ada/sinfo.ads ada/sinfo.adb ada/sinput.ads \
-   ada/snames.ads ada/stand.ads ada/stringt.ads ada/stringt.adb \
-   ada/system.ads ada/s-exctab.ads ada/s-htable.ads ada/s-imenne.ads \
-   ada/s-memory.ads ada/s-os_lib.ads ada/s-parame.ads ada/s-rident.ads \
-   ada/s-stalib.ads ada/s-string.ads ada/s-traent.ads ada/s-unstyp.ads \
-   ada/s-wchcon.ads ada/table.ads ada/table.adb ada/targparm.ads \
-   ada/tree_io.ads ada/types.ads ada/uintp.ads ada/uintp.adb ada/uname.ads \
-   ada/unchconv.ads ada/unchdeal.ads ada/urealp.ads 
+   ada/rident.ads ada/sem_aux.ads ada/sem_aux.adb ada/sem_eval.ads \
+   ada/sem_intr.ads ada/sem_intr.adb ada/sem_util.ads ada/sinfo.ads \
+   ada/sinfo.adb ada/sinput.ads ada/snames.ads ada/stand.ads \
+   ada/stringt.ads ada/stringt.adb ada/system.ads ada/s-exctab.ads \
+   ada/s-htable.ads ada/s-imenne.ads ada/s-memory.ads ada/s-os_lib.ads \
+   ada/s-parame.ads ada/s-rident.ads ada/s-stalib.ads ada/s-string.ads \
+   ada/s-traent.ads ada/s-unstyp.ads ada/s-wchcon.ads ada/table.ads \
+   ada/table.adb ada/targparm.ads ada/tree_io.ads ada/types.ads \
+   ada/uintp.ads ada/uintp.adb ada/uname.ads ada/unchconv.ads \
+   ada/unchdeal.ads ada/urealp.ads 
 
 ada/sem_mech.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
@@ -4029,35 +4038,34 @@ ada/sem_type.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
 
 ada/sem_util.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
-   ada/casing.ads ada/casing.adb ada/checks.ads ada/csets.ads \
-   ada/debug.ads ada/einfo.ads ada/einfo.adb ada/elists.ads ada/elists.adb \
-   ada/err_vars.ads ada/errout.ads ada/erroutc.ads ada/eval_fat.ads \
-   ada/exp_ch11.ads ada/exp_disp.ads ada/exp_dist.ads ada/exp_tss.ads \
-   ada/exp_util.ads ada/fname.ads ada/fname-uf.ads ada/freeze.ads \
-   ada/get_targ.ads ada/gnat.ads ada/g-hesorg.ads ada/g-htable.ads \
-   ada/hostparm.ads ada/interfac.ads ada/lib.ads ada/lib.adb \
-   ada/lib-list.adb ada/lib-load.ads ada/lib-sort.adb ada/lib-xref.ads \
-   ada/namet.ads ada/namet.adb ada/nlists.ads ada/nlists.adb ada/nmake.ads \
-   ada/nmake.adb ada/opt.ads ada/output.ads ada/restrict.ads \
-   ada/rident.ads ada/rtsfind.ads ada/rtsfind.adb ada/scans.ads \
-   ada/scn.ads ada/scng.ads ada/scng.adb ada/sem.ads ada/sem_attr.ads \
-   ada/sem_aux.ads ada/sem_cat.ads ada/sem_ch6.ads ada/sem_ch7.ads \
-   ada/sem_ch8.ads ada/sem_disp.ads ada/sem_dist.ads ada/sem_eval.ads \
-   ada/sem_eval.adb ada/sem_res.ads ada/sem_type.ads ada/sem_util.ads \
-   ada/sem_util.adb ada/sem_warn.ads ada/sinfo.ads ada/sinfo.adb \
-   ada/sinput.ads ada/sinput.adb ada/snames.ads ada/stand.ads \
-   ada/stringt.ads ada/stringt.adb ada/style.ads ada/styleg.ads \
-   ada/styleg.adb ada/stylesw.ads ada/system.ads ada/s-carun8.ads \
-   ada/s-crc32.ads ada/s-crc32.adb ada/s-exctab.ads ada/s-htable.ads \
-   ada/s-htable.adb ada/s-imenne.ads ada/s-memory.ads ada/s-os_lib.ads \
-   ada/s-parame.ads ada/s-rident.ads ada/s-secsta.ads ada/s-soflin.ads \
-   ada/s-stache.ads ada/s-stalib.ads ada/s-stoele.ads ada/s-stoele.adb \
-   ada/s-strhas.ads ada/s-string.ads ada/s-traent.ads ada/s-unstyp.ads \
-   ada/s-utf_32.ads ada/s-wchcon.ads ada/table.ads ada/table.adb \
-   ada/targparm.ads ada/tbuild.ads ada/tbuild.adb ada/tree_io.ads \
-   ada/ttypes.ads ada/types.ads ada/types.adb ada/uintp.ads ada/uintp.adb \
-   ada/uname.ads ada/unchconv.ads ada/unchdeal.ads ada/urealp.ads \
-   ada/urealp.adb ada/widechar.ads 
+   ada/casing.ads ada/checks.ads ada/csets.ads ada/debug.ads ada/einfo.ads \
+   ada/einfo.adb ada/elists.ads ada/elists.adb ada/err_vars.ads \
+   ada/errout.ads ada/erroutc.ads ada/eval_fat.ads ada/exp_ch11.ads \
+   ada/exp_disp.ads ada/exp_dist.ads ada/exp_tss.ads ada/exp_util.ads \
+   ada/fname.ads ada/fname-uf.ads ada/freeze.ads ada/get_targ.ads \
+   ada/gnat.ads ada/g-hesorg.ads ada/g-htable.ads ada/hostparm.ads \
+   ada/interfac.ads ada/lib.ads ada/lib.adb ada/lib-list.adb \
+   ada/lib-load.ads ada/lib-sort.adb ada/lib-xref.ads ada/namet.ads \
+   ada/namet.adb ada/nlists.ads ada/nlists.adb ada/nmake.ads ada/nmake.adb \
+   ada/opt.ads ada/output.ads ada/restrict.ads ada/rident.ads \
+   ada/rtsfind.ads ada/rtsfind.adb ada/scans.ads ada/scn.ads ada/scng.ads \
+   ada/scng.adb ada/sem.ads ada/sem_attr.ads ada/sem_aux.ads \
+   ada/sem_cat.ads ada/sem_ch6.ads ada/sem_ch7.ads ada/sem_ch8.ads \
+   ada/sem_disp.ads ada/sem_dist.ads ada/sem_eval.ads ada/sem_eval.adb \
+   ada/sem_res.ads ada/sem_type.ads ada/sem_util.ads ada/sem_util.adb \
+   ada/sem_warn.ads ada/sinfo.ads ada/sinfo.adb ada/sinput.ads \
+   ada/sinput.adb ada/snames.ads ada/stand.ads ada/stringt.ads \
+   ada/stringt.adb ada/style.ads ada/styleg.ads ada/styleg.adb \
+   ada/stylesw.ads ada/system.ads ada/s-crc32.ads ada/s-crc32.adb \
+   ada/s-exctab.ads ada/s-htable.ads ada/s-htable.adb ada/s-imenne.ads \
+   ada/s-memory.ads ada/s-os_lib.ads ada/s-parame.ads ada/s-rident.ads \
+   ada/s-secsta.ads ada/s-soflin.ads ada/s-stache.ads ada/s-stalib.ads \
+   ada/s-stoele.ads ada/s-stoele.adb ada/s-strhas.ads ada/s-string.ads \
+   ada/s-traent.ads ada/s-unstyp.ads ada/s-utf_32.ads ada/s-wchcon.ads \
+   ada/table.ads ada/table.adb ada/targparm.ads ada/tbuild.ads \
+   ada/tbuild.adb ada/tree_io.ads ada/ttypes.ads ada/types.ads \
+   ada/uintp.ads ada/uintp.adb ada/uname.ads ada/unchconv.ads \
+   ada/unchdeal.ads ada/urealp.ads ada/urealp.adb ada/widechar.ads 
 
 ada/sem_vfpt.o : ada/ada.ads ada/a-except.ads ada/a-unccon.ads \
    ada/a-uncdea.ads ada/alloc.ads ada/atree.ads ada/atree.adb \
diff --git a/gcc/ada/sem_ch12.adb b/gcc/ada/sem_ch12.adb
index d8f3c98..cff4657 100644
--- a/gcc/ada/sem_ch12.adb
+++ b/gcc/ada/sem_ch12.adb
@@ -8329,6 +8329,25 @@ package body Sem_Ch12 is
          Ftyp :=
            Get_Instance_Of (Etype (Defining_Identifier (Analyzed_Formal)));
 
+         --  If the type of the formal is not itself a formal, and the
+         --  current unit is a child unit, the formal type must be declared
+         --  in a parent, and must be retrieved by visibility.
+
+         if Ftyp = Orig_Ftyp
+           and then Is_Generic_Unit (Scope (Ftyp))
+           and then
+             Is_Child_Unit (Scope (Defining_Identifier (Analyzed_Formal)))
+         then
+            declare
+               Temp : constant Node_Id :=
+                 New_Copy_Tree (Subtype_Mark (Analyzed_Formal));
+            begin
+               Set_Entity (Temp, Empty);
+               Find_Type (Temp);
+               Ftyp := Entity (Temp);
+            end;
+         end if;
+
          if Is_Private_Type (Ftyp)
            and then not Is_Private_Type (Etype (Actual))
            and then (Base_Type (Full_View (Ftyp)) = Base_Type (Etype (Actual))
diff --git a/gcc/ada/sem_ch13.adb b/gcc/ada/sem_ch13.adb
index 7b9c04e..4085431 100644
--- a/gcc/ada/sem_ch13.adb
+++ b/gcc/ada/sem_ch13.adb
@@ -1355,13 +1355,24 @@ package body Sem_Ch13 is
                then
                   Ignore := True;
 
-               --  Cannot give component size for aliased/atomic types
+               --  Cannot give component size for aliased/atomic components
 
-               elsif Has_Aliased_Components (Btype) then
+               elsif Has_Aliased_Components (Btype)
+                 or else Is_Aliased (Ctyp)
+               then
                   Complain_CS ("aliased");
 
-               elsif Has_Atomic_Components (Btype) then
+               elsif Has_Atomic_Components (Btype)
+                  or else Is_Atomic (Ctyp)
+               then
                   Complain_CS ("atomic");
+
+               --  Warn for case of atomic type
+
+               elsif Is_Atomic (Btype) then
+                  Error_Msg_NE
+                    ("non-atomic components of type& may not be accessible "
+                     & "by separate tasks?", N, Btype);
                end if;
 
                --  For the biased case, build a declaration for a subtype
diff --git a/gcc/ada/sem_ch4.adb b/gcc/ada/sem_ch4.adb
index 050a9d7..a967ac1 100644
--- a/gcc/ada/sem_ch4.adb
+++ b/gcc/ada/sem_ch4.adb
@@ -507,13 +507,21 @@ package body Sem_Ch4 is
             --  be a null object, and we can insert an unconditional raise
             --  before the allocator.
 
+            --  Ada2012 (AI-104) : a not null indication here is altogether
+            --  illegal.
+
             if Can_Never_Be_Null (Type_Id) then
                declare
                   Not_Null_Check : constant Node_Id :=
                                      Make_Raise_Constraint_Error (Sloc (E),
                                        Reason => CE_Null_Not_Allowed);
                begin
-                  if Expander_Active then
+                  if Ada_Version >= Ada_12 then
+                     Error_Msg_N
+                       ("an uninitialized allocator cannot have"
+                         & " a null exclusion", N);
+
+                  elsif Expander_Active then
                      Insert_Action (N, Not_Null_Check);
                      Analyze (Not_Null_Check);
                   else
diff --git a/gcc/ada/sem_prag.adb b/gcc/ada/sem_prag.adb
index e686f43..721b34d 100644
--- a/gcc/ada/sem_prag.adb
+++ b/gcc/ada/sem_prag.adb
@@ -5948,9 +5948,6 @@ package body Sem_Prag is
 
                if Nkind (D) /= N_Object_Declaration then
                   E := Base_Type (E);
-                  Ctyp := Component_Type (E);
-               else
-                  Ctyp := Component_Type (Base_Type (Etype (E)));
                end if;
 
                Set_Has_Volatile_Components (E);
@@ -5961,6 +5958,12 @@ package body Sem_Prag is
                   if Is_Packed (E) then
                      Set_Is_Packed (E, False);
 
+                     if Is_Array_Type (E) then
+                        Ctyp := Component_Type (E);
+                     else
+                        Ctyp := Component_Type (Etype (E));
+                     end if;
+
                      if not (Known_Static_Esize (Ctyp)
                               and then Known_Static_RM_Size (Ctyp)
                               and then Esize (Ctyp) = RM_Size (Ctyp))
@@ -9919,7 +9922,7 @@ package body Sem_Prag is
                  and then (Esize (Ctyp) = 8  or else
                            Esize (Ctyp) = 16 or else
                            Esize (Ctyp) = 32 or else
-                           Esize (Ctyp) >= 64)
+                           Esize (Ctyp) = 64)
                then
                   Ignore := True;