c48011a.ada

来自「linux下编程用 编译软件」· ADA 代码 · 共 102 行

-- C48011A.ADA

--                             Grant of Unlimited Rights
--
--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
--     unlimited rights in the software and documentation contained herein.
--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
--     this public release, the Government intends to confer upon all 
--     recipients unlimited rights  equal to those held by the Government.  
--     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 OVERLOADED ALLOCATORS ARE DETERMINED TO HAVE THE
--     APPROPRIATE TYPE.

-- HISTORY:
--     JET 08/17/88  CREATED ORIGINAL TEST.

WITH REPORT; USE REPORT;
PROCEDURE C48011A IS

     TYPE ACC1 IS ACCESS INTEGER;
     TYPE ACC2 IS ACCESS INTEGER;

     A1 : ACC1 := NULL;
     A2 : ACC2 := NULL;

     TYPE REC1 IS RECORD
          A : INTEGER;
     END RECORD;

     TYPE REC2 IS RECORD
          A : ACC2;
     END RECORD;

     TYPE AREC1 IS ACCESS REC1;
     TYPE AREC2 IS ACCESS REC2;

     PROCEDURE PROC(A : ACC1) IS
     BEGIN
          IF A.ALL /= 1 THEN
               FAILED("INCORRECT CALL OF FIRST PROC");
          END IF;
     END PROC;

     PROCEDURE PROC(A : INTEGER) IS
     BEGIN
          IF A /= 2 THEN
               FAILED("INCORRECT CALL OF SECOND PROC");
          END IF;
     END PROC;

     FUNCTION FUNC(I : INTEGER) RETURN AREC1 IS
     BEGIN
          IF I /= 1 THEN
               FAILED("INCORRECT CALL OF FIRST FUNC");
          END IF;
          RETURN NEW REC1'(A => 0);
     END FUNC;

     FUNCTION FUNC(I : INTEGER) RETURN AREC2 IS
     BEGIN
          IF I /= 2 THEN
               FAILED("INCORRECT CALL OF SECOND FUNC");
          END IF;
          RETURN NEW REC2'(A => NULL);
     END FUNC;

BEGIN
     TEST ("C48011A", "CHECK THAT OVERLOADED ALLOCATORS ARE " &
                      "DETERMINED TO HAVE THE APPROPRIATE TYPE");

     IF A1 = NEW INTEGER'(1) THEN
          FAILED("INCORRECT RETURN VALUE FROM ALLOCATOR 1");
     END IF;

     IF A2 = NEW INTEGER'(2) THEN
          FAILED("INCORRECT RETURN VALUE FROM ALLOCATOR 2");
     END IF;

     FUNC(1).A := INTEGER'(1);
     FUNC(IDENT_INT(2)).A := NEW INTEGER'(2);

     PROC(NEW INTEGER'(IDENT_INT(1)));
     PROC(IDENT_INT(2));

     RESULT;
END C48011A;