old-autovect-branch/gcc/testsuite/ada/acats/tests/c3/c37215b.ada

   1 -- C37215B.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 IF
  26 --        A DISCRIMINANT CONSTRAINT
  27 -- DEPENDS ON A DISCRIMINANT, THE DISCRIMINANT VALUE IS CHECKED FOR
  28 -- COMPATIBILITY WHEN THE RECORD TYPE IS:
  29 --
  30 --   CASE B: USED WITHOUT A CONSTRAINT ONLY IN AN ALLOCATOR OR OBJECT
  31 --      DECLARATION.
  32
  33 -- JBG 10/17/86
  34
  35 WITH REPORT; USE REPORT;
  36 PROCEDURE C37215B IS
  37
  38      SUBTYPE SM IS INTEGER RANGE 1..10;
  39
  40      TYPE REC (D1, D2 : SM) IS
  41           RECORD NULL; END RECORD;
  42
  43 BEGIN
  44      TEST ("C37215B", "CHECK COMPATIBILITY OF DISCRIMINANT EXPRESSIONS"&
  45                       " WHEN CONSTRAINT DEPENDS ON DISCRIMINANT, " &
  46                       "AND DISCRIMINANTS HAVE DEFAULTS");
  47
  48 -- CASE B
  49
  50      DECLARE
  51           TYPE CONS (D3 : INTEGER := IDENT_INT(11)) IS
  52                RECORD
  53                     C1 : REC(D3, 1);
  54                END RECORD;
  55      BEGIN
  56           BEGIN
  57                DECLARE
  58                     X : CONS;
  59                BEGIN
  60                     FAILED ("DISCRIMINANT CHECK NOT PERFORMED - 1");
  61                     IF X /= (1, (1, 1)) THEN
  62                          COMMENT ("SHOULDN'T GET HERE");
  63                     END IF;
  64                END;
  65           EXCEPTION
  66                WHEN CONSTRAINT_ERROR =>
  67                     NULL;
  68                WHEN OTHERS =>
  69                     FAILED ("UNEXPECTED EXCEPTION - 1");
  70           END;
  71
  72           BEGIN
  73                DECLARE
  74                     TYPE ACC_CONS IS ACCESS CONS;
  75                     X : ACC_CONS;
  76                BEGIN
  77                     X := NEW CONS;
  78                     FAILED ("DISCRIMINANT CHECK NOT PERFORMED - 2");
  79                     BEGIN
  80                          IF X.ALL /= (1, (1, 1)) THEN
  81                               COMMENT ("IRRELEVANT");
  82                          END IF;
  83                     END;
  84                EXCEPTION
  85                     WHEN CONSTRAINT_ERROR =>
  86                          NULL;
  87                     WHEN OTHERS =>
  88                          FAILED ("UNEXPECTED EXCEPTION RAISED - 2");
  89                END;
  90           EXCEPTION
  91                WHEN OTHERS =>
  92                     FAILED ("CONSTRAINT CHECKED TOO SOON - 2");
  93           END;
  94
  95           BEGIN
  96                DECLARE
  97                     SUBTYPE SCONS IS CONS;
  98                BEGIN
  99                     DECLARE
 100                          X : SCONS;
 101                     BEGIN
 102                          FAILED ("DISCRIMINANT CHECK NOT " &
 103                                  "PERFORMED - 3");
 104                          IF X /= (1, (1, 1)) THEN
 105                               COMMENT ("IRRELEVANT");
 106                          END IF;
 107                     END;
 108                EXCEPTION
 109                     WHEN CONSTRAINT_ERROR =>
 110                          NULL;
 111                     WHEN OTHERS =>
 112                          FAILED ("UNEXPECTED EXCEPTION RAISED - 3");
 113                END;
 114           EXCEPTION
 115                WHEN OTHERS =>
 116                     FAILED ("CONSTRAINT CHECKED TOO SOON - 3");
 117           END;
 118
 119           BEGIN
 120                DECLARE
 121                     TYPE ARR IS ARRAY (1..5) OF CONS;
 122                BEGIN
 123                     DECLARE
 124                          X : ARR;
 125                     BEGIN
 126                          FAILED ("DISCRIMINANT CHECK NOT " &
 127                                  "PERFORMED - 4");
 128                          IF X /= (1..5 => (1, (1, 1))) THEN
 129                               COMMENT ("IRRELEVANT");
 130                          END IF;
 131                     END;
 132                EXCEPTION
 133                     WHEN CONSTRAINT_ERROR =>
 134                          NULL;
 135                     WHEN OTHERS =>
 136                          FAILED ("UNEXPECTED EXCEPTION RAISED - 4");
 137                END;
 138           EXCEPTION
 139                WHEN OTHERS =>
 140                     FAILED ("CONSTRAINT CHECKED TOO SOON - 4");
 141           END;
 142
 143           BEGIN
 144                DECLARE
 145                     TYPE NREC IS
 146                          RECORD
 147                               C1 : CONS;
 148                          END RECORD;
 149                BEGIN
 150                     DECLARE
 151                          X : NREC;
 152                     BEGIN
 153                          FAILED ("DISCRIMINANT CHECK NOT " &
 154                                  "PERFORMED - 5");
 155                          IF X /= (C1 => (1, (1, 1))) THEN
 156                               COMMENT ("IRRELEVANT");
 157                          END IF;
 158                     END;
 159                EXCEPTION
 160                     WHEN CONSTRAINT_ERROR =>
 161                          NULL;
 162                     WHEN OTHERS =>
 163                          FAILED ("UNEXPECTED EXCEPTION RAISED - 5");
 164                END;
 165           EXCEPTION
 166                WHEN OTHERS =>
 167                     FAILED ("CONSTRAINT CHECKED TOO SOON - 5");
 168           END;
 169
 170           BEGIN
 171                DECLARE
 172                     TYPE DREC IS NEW CONS;
 173                BEGIN
 174                     DECLARE
 175                          X : DREC;
 176                     BEGIN
 177                          FAILED ("DISCRIMINANT CHECK NOT " &
 178                                  "PERFORMED - 6");
 179                          IF X /= (1, (1, 1)) THEN
 180                               COMMENT ("IRRELEVANT");
 181                          END IF;
 182                     END;
 183                EXCEPTION
 184                     WHEN CONSTRAINT_ERROR =>
 185                          NULL;
 186                     WHEN OTHERS =>
 187                          FAILED ("UNEXPECTED EXCEPTION RAISED - 6");
 188                END;
 189           EXCEPTION
 190                WHEN OTHERS =>
 191                     FAILED ("CONSTRAINT CHECKED TOO SOON - 6");
 192           END;
 193
 194      END;
 195
 196      RESULT;
 197
 198 EXCEPTION
 199      WHEN OTHERS =>
 200           FAILED ("CONSTRAINT CHECK DONE TOO EARLY");
 201           RESULT;
 202
 203 END C37215B;