old-autovect-branch/gcc/testsuite/ada/acats/tests/cd/cd7204c.ada

   1 -- CD7204C.ADA
   2
   3 --                             Grant of Unlimited Rights
   4 --
   5 --     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
   7 --     unlimited rights in the software and documentation contained herein.
   8 --     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
   9 --     this public release, the Government intends to confer upon all
  10 --     recipients unlimited rights  equal to those held by the Government.
  11 --     These rights include rights to use, duplicate, release or disclose the
  12 --     released technical data and computer software in whole or in part, in
  13 --     any manner and for any purpose whatsoever, and to have or permit others
  14 --     to do so.
  15 --
  16 --                                    DISCLAIMER
  17 --
  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
  20 --     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
  21 --     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- OBJECTIVE:
  26 --     CHECK THAT THE PREFIX OF THE 'POSITION, 'LAST_BIT, AND 'FIRST_BIT
  27 --     ATTRIBUTES CAN DENOTE A RECORD COMPONENT, AND THE ATTRIBUTES
  28 --     RETURN APPROPRIATE VALUES WHEN A RECORD REPRESENTATION CLAUSE
  29 --     IS GIVEN.
  30
  31 -- HISTORY:
  32 --     BCB 09/14/87  CREATED ORIGINAL TEST.
  33 --     PWB 05/11/89  CHANGED EXTENSION FROM '.DEP' TO '.ADA'.
  34
  35 WITH SYSTEM;
  36 WITH REPORT;  USE REPORT;
  37
  38 PROCEDURE CD7204C IS
  39
  40      UNITS_PER_INTEGER : CONSTANT :=
  41           (INTEGER'SIZE + SYSTEM.STORAGE_UNIT - 1)/SYSTEM.STORAGE_UNIT;
  42
  43      TYPE BASIC_REC IS RECORD
  44           CHECK_INT : INTEGER;
  45           CHECK_CHAR : CHARACTER;
  46      END RECORD;
  47
  48      FOR BASIC_REC USE
  49           RECORD
  50                CHECK_INT AT 0 RANGE 0..INTEGER'SIZE - 1;
  51                CHECK_CHAR AT 1*UNITS_PER_INTEGER
  52                           RANGE 0..CHARACTER'SIZE - 1;
  53           END RECORD;
  54
  55      CHECK_REC : BASIC_REC;
  56
  57 BEGIN
  58
  59      TEST ("CD7204C", "THE PREFIX OF THE 'POSITION, " &
  60                       "'LAST_BIT, AND 'FIRST_BIT ATTRIBUTES CAN " &
  61                       "DENOTE A RECORD COMPONENT, AND THE ATTRIBUTES " &
  62                       "RETURN APPROPRIATE VALUES WHEN A RECORD " &
  63                       "REPRESENTATION CLAUSE IS GIVEN");
  64
  65      IF CHECK_REC.CHECK_INT'POSITION /= 0 THEN
  66           FAILED ("INCORRECT VALUE FOR POSITION OF CHECK_INT");
  67      END IF;
  68
  69      IF CHECK_REC.CHECK_INT'FIRST_BIT /= IDENT_INT (0) THEN
  70           FAILED ("INCORRECT VALUE FOR FIRST_BIT OF CHECK_INT");
  71      END IF;
  72
  73      IF CHECK_REC.CHECK_INT'LAST_BIT /= INTEGER'SIZE - 1 THEN
  74           FAILED ("INCORRECT VALUE FOR LAST_BIT OF CHECK_INT");
  75      END IF;
  76
  77      IF CHECK_REC.CHECK_CHAR'POSITION /= IDENT_INT (UNITS_PER_INTEGER)
  78           THEN FAILED ("INCORRECT VALUE FOR POSITION OF CHECK_CHAR");
  79      END IF;
  80
  81      IF CHECK_REC.CHECK_CHAR'FIRST_BIT /= 0 THEN
  82           FAILED ("INCORRECT VALUE FOR FIRST_BIT OF CHECK_CHAR");
  83      END IF;
  84
  85      IF CHECK_REC.CHECK_CHAR'LAST_BIT /= IDENT_INT (CHARACTER'SIZE - 1)
  86           THEN FAILED ("INCORRECT VALUE FOR LAST_BIT OF CHECK_CHAR");
  87      END IF;
  88
  89      RESULT;
  90
  91 END CD7204C;