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[multiple changes] 

2014-11-07  Robert Dewar  <dewar@adacore.com>

	* freeze.adb: Code clean up.

2014-11-07  Yannick Moy  <moy@adacore.com>

	* a-cfdlli.ads, a-cfhama.ads, a-cfhase.ads, a-cfinve.ads,
	* a-cforma.ads, a-cforse.ads, a-cofove.ads: Mark First_To_Previous,
	Current_To_Last and Strict_Equal as Ghost.

2014-11-07  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb: Code clean up.

From-SVN: r217225
This commit is contained in:
Arnaud Charlet 2014-11-07 14:51:20 +01:00
parent a98480ddbb
commit 8ad1c2df74
10 changed files with 81 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
gcc/ada/ChangeLog
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@ -1,3 +1,17 @@
2014-11-07 Robert Dewar <dewar@adacore.com>
* freeze.adb: Code clean up.
2014-11-07 Yannick Moy <moy@adacore.com>
* a-cfdlli.ads, a-cfhama.ads, a-cfhase.ads, a-cfinve.ads,
* a-cforma.ads, a-cforse.ads, a-cofove.ads: Mark First_To_Previous,
Current_To_Last and Strict_Equal as Ghost.
2014-11-07 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb: Code clean up.
2014-11-07 Hristian Kirtchev <kirtchev@adacore.com>
* freeze.adb (Freeze_Entity): Issue an error regardless of the

6
gcc/ada/a-cfdlli.ads
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@ -6,7 +6,7 @@
-- --
-- S p e c --
-- --
-- Copyright (C) 2004-2013, Free Software Foundation, Inc. --
-- Copyright (C) 2004-2014, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
@ -311,6 +311,7 @@ package Ada.Containers.Formal_Doubly_Linked_Lists is
end Generic_Sorting;
function Strict_Equal (Left, Right : List) return Boolean with
Ghost,
Global => null;
-- Strict_Equal returns True if the containers are physically equal, i.e.
-- they are structurally equal (function "=" returns True) and that they
@ -318,10 +319,13 @@ package Ada.Containers.Formal_Doubly_Linked_Lists is
function First_To_Previous (Container : List; Current : Cursor) return List
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
function Current_To_Last (Container : List; Current : Cursor) return List
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
-- First_To_Previous returns a container containing all elements preceding

4
gcc/ada/a-cfhama.ads
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@ -242,6 +242,7 @@ package Ada.Containers.Formal_Hashed_Maps is
Global => null;
function Strict_Equal (Left, Right : Map) return Boolean with
Ghost,
Global => null;
-- Strict_Equal returns True if the containers are physically equal, i.e.
-- they are structurally equal (function "=" returns True) and that they
@ -249,10 +250,13 @@ package Ada.Containers.Formal_Hashed_Maps is
function First_To_Previous (Container : Map; Current : Cursor) return Map
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
function Current_To_Last (Container : Map; Current : Cursor) return Map
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
-- First_To_Previous returns a container containing all elements preceding

4
gcc/ada/a-cfhase.ads
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@ -309,6 +309,7 @@ package Ada.Containers.Formal_Hashed_Sets is
end Generic_Keys;
function Strict_Equal (Left, Right : Set) return Boolean with
Ghost,
Global => null;
-- Strict_Equal returns True if the containers are physically equal, i.e.
-- they are structurally equal (function "=" returns True) and that they
@ -316,10 +317,13 @@ package Ada.Containers.Formal_Hashed_Sets is
function First_To_Previous (Container : Set; Current : Cursor) return Set
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
function Current_To_Last (Container : Set; Current : Cursor) return Set
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
-- First_To_Previous returns a container containing all elements preceding

3
gcc/ada/a-cfinve.ads
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@ -209,11 +209,14 @@ package Ada.Containers.Formal_Indefinite_Vectors is
(Container : Vector;
Current : Index_Type) return Vector
with
Ghost,
Global => null;
function Current_To_Last
(Container : Vector;
Current : Index_Type) return Vector
with
Ghost,
Global => null;
private

4
gcc/ada/a-cforma.ads
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@ -243,6 +243,7 @@ package Ada.Containers.Formal_Ordered_Maps is
Global => null;
function Strict_Equal (Left, Right : Map) return Boolean with
Ghost,
Global => null;
-- Strict_Equal returns True if the containers are physically equal, i.e.
-- they are structurally equal (function "=" returns True) and that they
@ -250,10 +251,13 @@ package Ada.Containers.Formal_Ordered_Maps is
function First_To_Previous (Container : Map; Current : Cursor) return Map
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
function Current_To_Last (Container : Map; Current : Cursor) return Map
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
-- First_To_Previous returns a container containing all elements preceding

6
gcc/ada/a-cforse.ads
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@ -327,17 +327,21 @@ package Ada.Containers.Formal_Ordered_Sets is
end Generic_Keys;
function Strict_Equal (Left, Right : Set) return Boolean with
Global => null;
Ghost,
Global => null;
-- Strict_Equal returns True if the containers are physically equal, i.e.
-- they are structurally equal (function "=" returns True) and that they
-- have the same set of cursors.
function First_To_Previous (Container : Set; Current : Cursor) return Set
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
function Current_To_Last (Container : Set; Current : Cursor) return Set
with
Ghost,
Global => null,
Pre => Has_Element (Container, Current) or else Current = No_Element;
-- First_To_Previous returns a container containing all elements preceding

3
gcc/ada/a-cofove.ads
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@ -212,11 +212,14 @@ package Ada.Containers.Formal_Vectors is
(Container : Vector;
Current : Index_Type) return Vector
with
Ghost,
Global => null;
function Current_To_Last
(Container : Vector;
Current : Index_Type) return Vector
with
Ghost,
Global => null;
-- First_To_Previous returns a container containing all elements preceding
-- Current (excluded) in Container. Current_To_Last returns a container

51
gcc/ada/freeze.adb
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@ -2398,24 +2398,6 @@ package body Freeze is
Set_Has_Non_Standard_Rep (Base_Type (Arr), True);
Set_Is_Bit_Packed_Array (Base_Type (Arr), True);
Set_Is_Packed (Base_Type (Arr), True);
-- Make sure that we have the necessary routines to
-- implement the packing, and complain now if not.
declare
CS : constant Int := UI_To_Int (Csiz);
RE : constant RE_Id := Get_Id (CS);
begin
if RE /= RE_Null
and then not RTE_Available (RE)
then
Error_Msg_CRT
("packing of " & UI_Image (Csiz)
& "-bit components",
First_Subtype (Etype (Arr)));
end if;
end;
end if;
end;
end if;
@ -2668,6 +2650,37 @@ package body Freeze is
Create_Packed_Array_Impl_Type (Arr);
Freeze_And_Append (Packed_Array_Impl_Type (Arr), N, Result);
-- Make sure that we have the necessary routines to implement the
-- packing, and complain now if not. Note that we only test this
-- for constrained array types.
if Is_Constrained (Arr)
and then Is_Bit_Packed_Array (Arr)
and then Present (Packed_Array_Impl_Type (Arr))
and then Is_Array_Type (Packed_Array_Impl_Type (Arr))
then
declare
CS : constant Uint := Component_Size (Arr);
RE : constant RE_Id := Get_Id (UI_To_Int (CS));
begin
if RE /= RE_Null
and then not RTE_Available (RE)
then
Error_Msg_CRT
("packing of " & UI_Image (CS) & "-bit components",
First_Subtype (Etype (Arr)));
-- Cancel the packing
Set_Is_Packed (Base_Type (Arr), False);
Set_Is_Bit_Packed_Array (Base_Type (Arr), False);
Set_Packed_Array_Impl_Type (Arr, Empty);
goto Skip_Packed;
end if;
end;
end if;
-- Size information of packed array type is copied to the array
-- type, since this is really the representation. But do not
-- override explicit existing size values. If the ancestor subtype
@ -2689,6 +2702,8 @@ package body Freeze is
end if;
end if;
<<Skip_Packed>>
-- For non-packed arrays set the alignment of the array to the
-- alignment of the component type if it is unknown. Skip this
-- in atomic case (atomic arrays may need larger alignments).

11
gcc/ada/sem_ch3.adb
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@ -11697,12 +11697,13 @@ package body Sem_Ch3 is
Item := First_Rep_Item (Full);
-- If no existing rep items on full type, we can just link directly
-- to the list of items on the private type. Same if the rep items
-- are only those inherited from the base
-- to the list of items on the private type, if any exist.. Same if
-- the rep items are only those inherited from the base
if No (Item)
or else Nkind (Item) /= N_Aspect_Specification
or else Entity (Item) = Full_Base
if (No (Item)
or else Nkind (Item) /= N_Aspect_Specification
or else Entity (Item) = Full_Base)
and then Present (First_Rep_Item (Priv))
then
Set_First_Rep_Item (Full, First_Rep_Item (Priv));