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-- C392014.A
--
-- Grant of Unlimited Rights
--
-- The Ada Conformity Assessment Authority (ACAA) holds unlimited
-- rights in the software and documentation contained herein. Unlimited
-- rights are the same as those granted by the U.S. Government for older
-- parts of the Ada Conformity Assessment Test Suite, and are defined
-- in DFAR 252.227-7013(a)(19). By making this public release, the ACAA
-- intends to confer upon all recipients unlimited rights equal to those
-- held by the ACAA. These rights include rights to use, duplicate,
-- release or disclose the released technical data and computer software
-- in whole or in part, in any manner and for any purpose whatsoever, and
-- to have or permit others to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
--
-- OBJECTIVE:
-- Check that objects designated by X'Access (where X is of a class-wide
-- type) and new T'Class'(...) are dynamically tagged and can be used in
-- dispatching calls. (Defect Report 8652/0010).
--
-- CHANGE HISTORY:
-- 18 JAN 2001 PHL Initial version
-- 15 MAR 2001 RLB Readied for release.
-- 03 JUN 2004 RLB Removed constraint for S0, as the subtype has
-- unknown discriminants.
--!
package C392014_0 is
type T (D : Integer) is abstract tagged private;
procedure P (X : access T) is abstract;
function Create (X : Integer) return T'Class;
Result : Natural := 0;
private
type T (D : Integer) is abstract tagged null record;
end C392014_0;
with C392014_0;
package C392014_1 is
type T is new C392014_0.T with private;
function Create (X : Integer) return T'Class;
private
type T is new C392014_0.T with
record
C1 : Integer;
end record;
procedure P (X : access T);
end C392014_1;
package C392014_1.Child is
type T is new C392014_1.T with private;
procedure P (X : access T);
function Create (X : Integer) return T'Class;
private
type T is new C392014_1.T with
record
C1C : Integer;
end record;
end C392014_1.Child;
with Report;
use Report;
with C392014_1.Child;
package body C392014_1 is
procedure P (X : access T) is
begin
C392014_0.Result := C392014_0.Result + X.D + X.C1;
end P;
function Create (X : Integer) return T'Class is
begin
case X mod Ident_Int (2) is
when 0 =>
return C392014_1.Child.Create (X / Ident_Int (2));
when 1 =>
declare
Y : T (D => (X / Ident_Int (2)) mod Ident_Int (20));
begin
Y.C1 := X / Ident_Int (40);
return T'Class (Y);
end;
when others =>
null;
end case;
end Create;
end C392014_1;
with C392014_0;
with C392014_1;
package C392014_2 is
type T is new C392014_0.T with private;
function Create (X : Integer) return T'Class;
private
type T is new C392014_1.T with
record
C2 : Integer;
end record;
procedure P (X : access T);
end C392014_2;
with Report;
use Report;
with C392014_1.Child;
with C392014_2;
package body C392014_0 is
function Create (X : Integer) return T'Class is
begin
case X mod 3 is
when 0 =>
return C392014_1.Create (X / Ident_Int (3));
when 1 =>
return C392014_1.Child.Create (X / Ident_Int (3));
when 2 =>
return C392014_2.Create (X / Ident_Int (3));
when others =>
null;
end case;
end Create;
end C392014_0;
with Report;
use Report;
with C392014_0;
package body C392014_1.Child is
procedure P (X : access T) is
begin
C392014_0.Result := C392014_0.Result + X.D + X.C1 + X.C1C;
end P;
function Create (X : Integer) return T'Class is
Y : T (D => X mod Ident_Int (20));
begin
Y.C1 := (X / Ident_Int (20)) mod Ident_Int (20);
Y.C1C := X / Ident_Int (400);
return T'Class (Y);
end Create;
end C392014_1.Child;
with Report;
use Report;
package body C392014_2 is
procedure P (X : access T) is
begin
C392014_0.Result := C392014_0.Result + X.D + X.C2;
end P;
function Create (X : Integer) return T'Class is
Y : T (D => X mod Ident_Int (20));
begin
Y.C2 := X / Ident_Int (600);
return T'Class (Y);
end Create;
end C392014_2;
with Report;
use Report;
with C392014_0;
with C392014_1.Child;
with C392014_2;
procedure C392014 is
subtype S0 is C392014_0.T'Class;
subtype S1 is C392014_1.T'Class;
X0 : aliased C392014_0.T'Class := C392014_0.Create (Ident_Int (5218));
X1 : aliased C392014_1.T'Class := C392014_1.Create (Ident_Int (8253));
Y0 : aliased S0 := C392014_0.Create (Ident_Int (2693));
Y1 : aliased S1 := C392014_1.Create (Ident_Int (5622));
procedure TC_Check (Subtest : String; Expected : Integer) is
begin
if C392014_0.Result = Expected then
Comment ("Subtest " & Subtest & " Passed");
else
Failed ("Subtest " & Subtest & " Failed");
end if;
C392014_0.Result := Ident_Int (0);
end TC_Check;
begin
Test ("C392014",
"Check that objects designated by X'Access " &
"(where X is of a class-wide type) and New T'Class'(...) " &
"are dynamically tagged and can be used in dispatching " &
"calls");
C392014_0.P (X0'Access);
TC_Check ("X0'Access", Ident_Int (29));
C392014_0.P (new C392014_0.T'Class'(C392014_0.Create (Ident_Int (12850))));
TC_Check ("New C392014_0.T'Class", Ident_Int (27));
C392014_1.P (X1'Access);
TC_Check ("X1'Access", Ident_Int (212));
C392014_1.P (new C392014_1.T'Class'(C392014_1.Create (Ident_Int (2031))));
TC_Check ("New C392014_1.T'Class", Ident_Int (65));
C392014_0.P (Y0'Access);
TC_Check ("Y0'Access", Ident_Int (18));
C392014_0.P (new S0'(C392014_0.Create (Ident_Int (6893))));
TC_Check ("New S0", Ident_Int (20));
C392014_1.P (Y1'Access);
TC_Check ("Y1'Access", Ident_Int (18));
C392014_1.P (new S1'(C392014_1.Create (Ident_Int (1861))));
TC_Check ("New S1", Ident_Int (56));
Result;
end C392014;
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