gcc/testsuite/ada/acats/tests/c3/c35508h.ada

   1 -- C35508H.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 'PRED' AND 'SUCC' YIELD THE CORRECT RESULTS WHEN THE
  27 --     PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER IS A
  28 --     BOOLEAN TYPE.
  29
  30 -- HISTORY:
  31 --     RJW 03/24/86 CREATED ORIGINAL TEST.
  32 --     DHH 10/19/87 SHORTENED LINES CONTAINING MORE THAN 72 CHARACTERS.
  33
  34 WITH REPORT; USE REPORT;
  35
  36 PROCEDURE C35508H IS
  37
  38 BEGIN
  39      TEST ("C35508H", "CHECK THAT 'PRED' AND 'SUCC' YIELD THE " &
  40                       "CORRECT RESULTS WHEN THE PREFIX IS A " &
  41                       "FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER " &
  42                       "IS A BOOLEAN TYPE" );
  43
  44      DECLARE
  45
  46           TYPE NEWBOOL IS NEW BOOLEAN;
  47
  48           GENERIC
  49                TYPE BOOL IS (<>);
  50                F, T : BOOL;
  51           PROCEDURE P (STR : STRING);
  52
  53           PROCEDURE P (STR : STRING) IS
  54                SUBTYPE SBOOL IS BOOL RANGE T .. T;
  55           BEGIN
  56                BEGIN
  57                     IF BOOL'PRED (T) /= F THEN
  58                          FAILED ( "INCORRECT VALUE FOR " &
  59                                    STR & "'PRED OF T" );
  60                     END IF;
  61                     IF BOOL'SUCC (F) /= T THEN
  62                          FAILED ( "INCORRECT VALUE FOR " &
  63                                    STR & "'SUCC OF F" );
  64                     END IF;
  65                END;
  66
  67                BEGIN
  68                     IF SBOOL'PRED (T) /= F THEN
  69                          FAILED ( "INCORRECT VALUE FOR SBOOL'PRED " &
  70                                   "OF T FOR " & STR);
  71                     END IF;
  72                END;
  73
  74                BEGIN
  75                     IF SBOOL'PRED (SBOOL'BASE'FIRST) = T THEN
  76                          FAILED("'PRED('FIRST) WRAPPED AROUND " &
  77                                 "TO TRUE FOR " & STR);
  78                     END IF;
  79                     FAILED ( "NO EXCEPTION RAISED FOR " &
  80                               STR & "'PRED (SBOOL'BASE'FIRST)" );
  81                EXCEPTION
  82                     WHEN CONSTRAINT_ERROR =>
  83                          NULL;
  84                     WHEN OTHERS =>
  85                          FAILED ( "WRONG EXCEPTION RAISED FOR " &
  86                                    STR & "'PRED (SBOOL'BASE'FIRST)" );
  87                END;
  88
  89                BEGIN
  90                     IF SBOOL'SUCC (SBOOL'BASE'LAST) = F THEN
  91                          FAILED("'SUCC('LAST) WRAPPED AROUND TO " &
  92                                 "FALSE FOR " & STR);
  93                     END IF;
  94                     FAILED ( "NO EXCEPTION RAISED FOR " & STR &
  95                              "'SUCC (SBOOL'BASE'LAST)" );
  96                EXCEPTION
  97                     WHEN CONSTRAINT_ERROR =>
  98                          NULL;
  99                     WHEN OTHERS =>
 100                          FAILED ( "WRONG EXCEPTION RAISED FOR " &
 101                                   STR & "'SUCC (SBOOL'BASE'LAST)" );
 102                END;
 103           END P;
 104
 105           PROCEDURE NP1 IS NEW P
 106                          ( BOOL => BOOLEAN, F => FALSE, T => TRUE );
 107
 108           PROCEDURE NP2 IS NEW P
 109                          ( BOOL => NEWBOOL, F => FALSE, T => TRUE );
 110      BEGIN
 111           NP1 ("BOOLEAN");
 112           NP2 ("NEWBOOL");
 113      END;
 114
 115      RESULT;
 116 END C35508H;