old-autovect-branch/gcc/testsuite/ada/acats/tests/c3/c37107a.ada

   1 -- C37107A.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 -- CHECK THAT A DEFAULT DISCRIMINANT EXPRESSION NEED NOT BE STATIC AND
  26 -- IS EVALUATED ONLY WHEN NEEDED.
  27
  28 -- R.WILLIAMS 8/25/86
  29 -- GMT        6/29/87  ADDED INTEGER ARGUMENT TO THE FUNCTION F.
  30
  31
  32 WITH REPORT; USE REPORT;
  33 PROCEDURE C37107A IS
  34
  35      FUNCTION  F (  B : BOOLEAN;
  36                     I : INTEGER  ) RETURN INTEGER IS
  37      BEGIN
  38           IF NOT B THEN
  39                FAILED ( "DEFAULT DISCRIMINANT EVALUATED " &
  40                         "UNNECESSARILY - "                &
  41                         INTEGER'IMAGE(I)  );
  42           END IF;
  43
  44           RETURN IDENT_INT (1);
  45      END F;
  46
  47 BEGIN
  48      TEST ( "C37107A", "CHECK THAT A DEFAULT DISCRIMINANT " &
  49                        "EXPRESSION NEED NOT BE STATIC AND IS " &
  50                        "EVALUATED ONLY WHEN NEEDED" );
  51
  52      DECLARE
  53           TYPE REC1 (  D : INTEGER := F (TRUE,1)  ) IS
  54                RECORD
  55                     NULL;
  56                END RECORD;
  57
  58           R1 : REC1;
  59
  60           TYPE REC2 (  D : INTEGER := F (FALSE,2)  ) IS
  61                RECORD
  62                     NULL;
  63                END RECORD;
  64
  65           R2 : REC2 (D => 0);
  66
  67      BEGIN
  68           IF R1.D /= 1 THEN
  69                FAILED ( "INCORRECT VALUE FOR R1.D" );
  70           END IF;
  71
  72           IF R2.D /= 0 THEN
  73                FAILED ( "INCORRECT VALUE FOR R2.D" );
  74           END IF;
  75      END;
  76
  77      DECLARE
  78
  79           PACKAGE PRIV IS
  80                TYPE REC3 (  D : INTEGER := F (TRUE,3)  ) IS PRIVATE;
  81                TYPE REC4 (  D : INTEGER := F (FALSE,4) ) IS PRIVATE;
  82
  83           PRIVATE
  84                TYPE REC3 (  D : INTEGER := F (TRUE,3)  ) IS
  85                     RECORD
  86                          NULL;
  87                     END RECORD;
  88
  89                TYPE REC4 (  D : INTEGER := F (FALSE,4)  ) IS
  90                     RECORD
  91                          NULL;
  92                     END RECORD;
  93           END PRIV;
  94
  95           USE PRIV;
  96
  97      BEGIN
  98           DECLARE
  99                R3 : REC3;
 100                R4 : REC4 (D => 0);
 101
 102           BEGIN
 103                IF R3.D /= 1 THEN
 104                     FAILED ( "INCORRECT VALUE FOR R3.D" );
 105                END IF;
 106
 107                IF R4.D /= 0 THEN
 108                     FAILED ( "INCORRECT VALUE FOR R4.D" );
 109                END IF;
 110           END;
 111
 112      END;
 113
 114      DECLARE
 115
 116           PACKAGE LPRIV IS
 117                TYPE  REC5
 118                      (  D : INTEGER := F (TRUE,5)  ) IS LIMITED PRIVATE;
 119                TYPE  REC6
 120                      (  D : INTEGER := F (FALSE,6) ) IS LIMITED PRIVATE;
 121
 122           PRIVATE
 123                TYPE REC5 (  D : INTEGER := F (TRUE,5)  ) IS
 124                     RECORD
 125                          NULL;
 126                     END RECORD;
 127
 128                TYPE REC6 (  D : INTEGER := F (FALSE,6) ) IS
 129                     RECORD
 130                          NULL;
 131                     END RECORD;
 132           END LPRIV;
 133
 134           USE LPRIV;
 135
 136      BEGIN
 137           DECLARE
 138                R5 : REC5;
 139                R6 : REC6 (D => 0);
 140
 141           BEGIN
 142                IF R5.D /= 1 THEN
 143                     FAILED ( "INCORRECT VALUE FOR R5.D" );
 144                END IF;
 145
 146                IF R6.D /= 0 THEN
 147                     FAILED ( "INCORRECT VALUE FOR R6.D" );
 148                END IF;
 149           END;
 150
 151      END;
 152
 153      RESULT;
 154 END C37107A;