[multiple changes]

2015-10-20  Bob Duff  <duff@adacore.com>

	* a-cobove.adb (Set_Length): Restore previous logic, but with "Checks
	and then" on the check.

2015-10-20  Ed Schonberg  <schonberg@adacore.com>

	* par-ch3.adb (P_Known_Discriminant_Part_Opt): Handle properly
	a misplaced "constant" keyword in a discriminant specification.

2015-10-20  Steve Baird  <baird@adacore.com>

	* einfo.ads (Is_Param_Block_Component_Type): New function decl
	for querying the flag.
	(Set_Is_Param_Block_Component_Type): New procedure decl for setting
	the flag.
	* einfo.adb (Is_Param_Block_Component_Type): New function body.
	(Set_Is_Param_Block_Component_Type): New procedure body.
	(Write_Entity_Flags): Display the new flag.
	* exp_ch9.adb (Build_Parameter_Block): Set flag on parameter
	block component types.
	(Expand_N_Entry_Declaration): Set flag on parameter block component
	types.

2015-10-20  Steve Baird  <baird@adacore.com>

	* sem_elab.adb: Do not pass an N_Attribute_Reference node to
	Sinfo.Set_No_Elaboration_Check.
	* sem_elab.adb (Check_Elab_Call) Do not pass a non-call
	node (specifically, an N_Attribute_Reference node) to
	Sinfo.Set_No_Elaboration_Check.

2015-10-20  Tristan Gingold  <gingold@adacore.com>

	* adaint.c: File names are case sensitive on aarch64-ios.

From-SVN: r229051

gcc/ada/ChangeLog

 2015-10-20  Bob Duff  <duff@adacore.com>
 
+	* a-cobove.adb (Set_Length): Restore previous logic, but with "Checks
+	and then" on the check.
+
+2015-10-20  Ed Schonberg  <schonberg@adacore.com>
+
+	* par-ch3.adb (P_Known_Discriminant_Part_Opt): Handle properly
+	a misplaced "constant" keyword in a discriminant specification.
+
+2015-10-20  Steve Baird  <baird@adacore.com>
+
+	* einfo.ads (Is_Param_Block_Component_Type): New function decl
+	for querying the flag.
+	(Set_Is_Param_Block_Component_Type): New procedure decl for setting
+	the flag.
+	* einfo.adb (Is_Param_Block_Component_Type): New function body.
+	(Set_Is_Param_Block_Component_Type): New procedure body.
+	(Write_Entity_Flags): Display the new flag.
+	* exp_ch9.adb (Build_Parameter_Block): Set flag on parameter
+	block component types.
+	(Expand_N_Entry_Declaration): Set flag on parameter block component
+	types.
+
+2015-10-20  Steve Baird  <baird@adacore.com>
+
+	* sem_elab.adb: Do not pass an N_Attribute_Reference node to
+	Sinfo.Set_No_Elaboration_Check.
+	* sem_elab.adb (Check_Elab_Call) Do not pass a non-call
+	node (specifically, an N_Attribute_Reference node) to
+	Sinfo.Set_No_Elaboration_Check.
+
+2015-10-20  Tristan Gingold  <gingold@adacore.com>
+
+	* adaint.c: File names are case sensitive on aarch64-ios.
+
+2015-10-20  Bob Duff  <duff@adacore.com>
+
 	* a-cbdlli.ads, a-cbhase.ads, a-cbmutr.ads, a-cborse.ads,
 	* a-cdlili.ads, a-cidlli.ads, a-cihase.ads, a-cimutr.ads,
 	* a-ciorse.ads, a-cobove.ads, a-cohase.ads, a-coinve.ads,

gcc/ada/a-cobove.adb

@@ -2411,13 +2411,11 @@ package body Ada.Containers.Bounded_Vectors is
 
       if Count >= 0 then
          Container.Delete_Last (Count);
-      end if;
-
-      if Checks and then Container.Last >= Index_Type'Last then
+      elsif Checks and then Container.Last >= Index_Type'Last then
          raise Constraint_Error with "vector is already at its maximum length";
+      else
+         Container.Insert_Space (Container.Last + 1, -Count);
       end if;
-
-      Container.Insert_Space (Container.Last + 1, -Count);
    end Set_Length;
 
    ----------

gcc/ada/adaint.c

@@ -552,7 +552,8 @@ __gnat_get_file_names_case_sensitive (void)
 	{
 	  /* By default, we suppose filesystems aren't case sensitive on
 	     Windows and Darwin (but they are on arm-darwin).  */
-#if defined (WINNT) || (defined (__APPLE__) && !defined (__arm__))
+#if defined (WINNT) \
+  || (defined (__APPLE__) && !(defined (__arm__) || defined (__arm64__)))
 	  file_names_case_sensitive_cache = 0;
 #else
 	  file_names_case_sensitive_cache = 1;

gcc/ada/einfo.adb

@@ -516,6 +516,7 @@ package body Einfo is
    --    Has_Pragma_Unreferenced_Objects Flag212
    --    Requires_Overriding             Flag213
    --    Has_RACW                        Flag214
+   --    Is_Param_Block_Component_Type   Flag215
    --    Universal_Aliasing              Flag216
    --    Suppress_Value_Tracking_On_Call Flag217
    --    Is_Primitive                    Flag218
@@ -2317,6 +2318,12 @@ package body Einfo is
       return Flag138 (Id);
    end Is_Packed_Array_Impl_Type;
 
+   function Is_Param_Block_Component_Type (Id : E) return B is
+   begin
+      pragma Assert (Is_Access_Type (Id));
+      return Flag215 (Base_Type (Id));
+   end Is_Param_Block_Component_Type;
+
    function Is_Potentially_Use_Visible (Id : E) return B is
    begin
       pragma Assert (Nkind (Id) in N_Entity);
@@ -5281,6 +5288,12 @@ package body Einfo is
       Set_Flag138 (Id, V);
    end Set_Is_Packed_Array_Impl_Type;
 
+   procedure Set_Is_Param_Block_Component_Type (Id : E; V : B := True) is
+   begin
+      pragma Assert (Ekind_In (Id, E_Void, E_General_Access_Type));
+      Set_Flag215 (Id, V);
+   end Set_Is_Param_Block_Component_Type;
+
    procedure Set_Is_Potentially_Use_Visible (Id : E; V : B := True) is
    begin
       pragma Assert (Nkind (Id) in N_Entity);
@@ -8851,6 +8864,7 @@ package body Einfo is
       W ("Is_Package_Body_Entity",          Flag160 (Id));
       W ("Is_Packed",                       Flag51  (Id));
       W ("Is_Packed_Array_Impl_Type",       Flag138 (Id));
+      W ("Is_Param_Block_Component_Type",   Flag215 (Id));
       W ("Is_Potentially_Use_Visible",      Flag9   (Id));
       W ("Is_Predicate_Function",           Flag255 (Id));
       W ("Is_Predicate_Function_M",         Flag256 (Id));

gcc/ada/einfo.ads

@@ -2270,8 +2270,7 @@ package Einfo is
 --       parent, we do not consider them to be separate units for this flag).
 
 --    Is_Completely_Hidden (Flag103)
---       Defined in all entities. This flag can be set only for E_Discriminant
---       entities. This flag can be set only for girder discriminants of
+--       Defined on discriminants. Only set on girder discriminants of
 --       untagged types. When set, the entity is a girder discriminant of a
 --       derived untagged type which is not directly visible in the derived
 --       type because the derived type or one of its ancestors have renamed the
@@ -2848,6 +2847,11 @@ package Einfo is
 --       set in an entity, then the Original_Array_Type field of this entity
 --       points to the array type for which this is the Packed_Array_Impl_Type.
 
+--    Is_Param_Block_Component_Type (Flag215) [base type only]
+--       Defined in access types. Set to indicate that a type is the type of a
+--       component of the parameter block record type generated by the compiler
+--       for an entry or a select statement. Read by CodePeer.
+
 --    Is_Potentially_Use_Visible (Flag9)
 --       Defined in all entities. Set if entity is potentially use visible,
 --       i.e. it is defined in a package that appears in a currently active
@@ -5300,7 +5304,6 @@ package Einfo is
    --    Is_Checked_Ghost_Entity             (Flag277)
    --    Is_Child_Unit                       (Flag73)
    --    Is_Compilation_Unit                 (Flag149)
-   --    Is_Completely_Hidden                (Flag103)
    --    Is_Descendent_Of_Address            (Flag223)
    --    Is_Discrim_SO_Function              (Flag176)
    --    Is_Discriminant_Check_Function      (Flag264)
@@ -5526,6 +5529,7 @@ package Einfo is
    --    Is_Pure_Unit_Access_Type            (Flag189)
    --    No_Pool_Assigned                    (Flag131)  (base type only)
    --    No_Strict_Aliasing                  (Flag136)  (base type only)
+   --    Is_Param_Block_Component_Type       (Flag215)  (base type only)
    --    (plus type attributes)
 
    --  E_Access_Attribute_Type
@@ -5706,6 +5710,7 @@ package Einfo is
    --    Discriminant_Default_Value          (Node20)
    --    Original_Record_Component           (Node22)
    --    CR_Discriminant                     (Node23)
+   --    Is_Completely_Hidden                (Flag103)
    --    Is_Return_Object                    (Flag209)
    --    Next_Component_Or_Discriminant      (synth)
    --    Next_Discriminant                   (synth)
@@ -6927,6 +6932,7 @@ package Einfo is
    function Is_Packed                           (Id : E) return B;
    function Is_Packed_Array_Impl_Type           (Id : E) return B;
    function Is_Potentially_Use_Visible          (Id : E) return B;
+   function Is_Param_Block_Component_Type       (Id : E) return B;
    function Is_Predicate_Function               (Id : E) return B;
    function Is_Predicate_Function_M             (Id : E) return B;
    function Is_Preelaborated                    (Id : E) return B;
@@ -7587,6 +7593,7 @@ package Einfo is
    procedure Set_Is_Package_Body_Entity          (Id : E; V : B := True);
    procedure Set_Is_Packed                       (Id : E; V : B := True);
    procedure Set_Is_Packed_Array_Impl_Type       (Id : E; V : B := True);
+   procedure Set_Is_Param_Block_Component_Type   (Id : E; V : B := True);
    procedure Set_Is_Potentially_Use_Visible      (Id : E; V : B := True);
    procedure Set_Is_Predicate_Function           (Id : E; V : B := True);
    procedure Set_Is_Predicate_Function_M         (Id : E; V : B := True);
@@ -8393,6 +8400,7 @@ package Einfo is
    pragma Inline (Is_Package_Body_Entity);
    pragma Inline (Is_Packed);
    pragma Inline (Is_Packed_Array_Impl_Type);
+   pragma Inline (Is_Param_Block_Component_Type);
    pragma Inline (Is_Potentially_Use_Visible);
    pragma Inline (Is_Predicate_Function);
    pragma Inline (Is_Predicate_Function_M);
@@ -8861,6 +8869,7 @@ package Einfo is
    pragma Inline (Set_Is_Package_Body_Entity);
    pragma Inline (Set_Is_Packed);
    pragma Inline (Set_Is_Packed_Array_Impl_Type);
+   pragma Inline (Set_Is_Param_Block_Component_Type);
    pragma Inline (Set_Is_Potentially_Use_Visible);
    pragma Inline (Set_Is_Predicate_Function);
    pragma Inline (Set_Is_Predicate_Function_M);

gcc/ada/exp_ch9.adb

@@ -1809,6 +1809,7 @@ package body Exp_Ch9 is
             --    type Ann is access all <actual-type>
 
             Comp_Nam := Make_Temporary (Loc, 'A');
+            Set_Is_Param_Block_Component_Type (Comp_Nam);
 
             Append_To (Decls,
               Make_Full_Type_Declaration (Loc,
@@ -8326,6 +8327,7 @@ package body Exp_Ch9 is
             --  Declare new access type and then append
 
             Ctype := Make_Temporary (Loc, 'A');
+            Set_Is_Param_Block_Component_Type (Ctype);
 
             Decl :=
               Make_Full_Type_Declaration (Loc,

gcc/ada/par-ch3.adb

@@ -3030,8 +3030,23 @@ package body Ch3 is
                   Set_Discriminant_Type
                     (Specification_Node,
                      P_Access_Definition (Not_Null_Present));
-               else
 
+               --  Catch ouf-of-order keywords
+
+               elsif Token = Tok_Constant then
+                  Scan;
+
+                  if Token = Tok_Access then
+                     Error_Msg_SC ("CONSTANT must appear after ACCESS");
+                     Set_Discriminant_Type
+                       (Specification_Node,
+                        P_Access_Definition (Not_Null_Present));
+
+                  else
+                     Error_Msg_SC ("misplaced CONSTANT");
+                  end if;
+
+               else
                   Set_Discriminant_Type
                     (Specification_Node, P_Subtype_Mark);
                   No_Constraint;

gcc/ada/sem_elab.adb

@@ -1506,7 +1506,9 @@ package body Sem_Elab is
                           or else Elaboration_Checks_Suppressed (Ent)
                           or else Elaboration_Checks_Suppressed (Scope (Ent))
                         then
-                           Set_No_Elaboration_Check (N);
+                           if Nkind (N) in N_Subprogram_Call then
+                              Set_No_Elaboration_Check (N);
+                           end if;
                         end if;
 
                         return;