old-autovect-branch/gcc/testsuite/ada/acats/tests/c3/c34007u.ada

   1 -- C34007U.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 -- FOR DERIVED ACCESS TYPES WHOSE DESIGNATED TYPE IS A PRIVATE TYPE
  26 -- WITH DISCRIMINANTS:
  27
  28 --   CHECK THAT ALL VALUES OF THE PARENT (BASE) TYPE ARE PRESENT FOR THE
  29 --   DERIVED (BASE) TYPE WHEN THE DERIVED TYPE DEFINITION IS
  30 --   CONSTRAINED.
  31
  32 --   CHECK THAT ANY CONSTRAINT IMPOSED ON THE PARENT SUBTYPE IS ALSO
  33 --   IMPOSED ON THE DERIVED SUBTYPE.
  34
  35 -- JRK 9/30/86
  36
  37 WITH REPORT; USE REPORT;
  38
  39 PROCEDURE C34007U IS
  40
  41      SUBTYPE COMPONENT IS INTEGER;
  42
  43      PACKAGE PKG_D IS
  44
  45           SUBTYPE LENGTH IS NATURAL RANGE 0 .. 10;
  46
  47           TYPE DESIGNATED (B : BOOLEAN := TRUE; L : LENGTH := 1) IS
  48                           PRIVATE;
  49
  50           FUNCTION CREATE ( B : BOOLEAN;
  51                             L : LENGTH;
  52                             I : INTEGER;
  53                             S : STRING;
  54                             C : COMPONENT;
  55                             F : FLOAT
  56                           ) RETURN DESIGNATED;
  57
  58      PRIVATE
  59
  60           TYPE DESIGNATED (B : BOOLEAN := TRUE; L : LENGTH := 1) IS
  61                RECORD
  62                     I : INTEGER := 2;
  63                     CASE B IS
  64                          WHEN TRUE =>
  65                               S : STRING (1 .. L) := (1 .. L => 'A');
  66                               C : COMPONENT := 2;
  67                          WHEN FALSE =>
  68                               F : FLOAT := 5.0;
  69                     END CASE;
  70                END RECORD;
  71
  72      END PKG_D;
  73
  74      USE PKG_D;
  75
  76      PACKAGE PKG_P IS
  77
  78           TYPE PARENT IS ACCESS DESIGNATED;
  79
  80           FUNCTION CREATE ( B : BOOLEAN;
  81                             L : LENGTH;
  82                             I : INTEGER;
  83                             S : STRING;
  84                             C : COMPONENT;
  85                             F : FLOAT;
  86                             X : PARENT  -- TO RESOLVE OVERLOADING.
  87                           ) RETURN PARENT;
  88
  89      END PKG_P;
  90
  91      USE PKG_P;
  92
  93      TYPE T IS NEW PARENT (IDENT_BOOL (TRUE), IDENT_INT (3));
  94
  95      SUBTYPE SUBPARENT IS PARENT (TRUE, 3);
  96
  97      TYPE S IS NEW SUBPARENT;
  98
  99      X : T := NEW DESIGNATED (TRUE, 3);
 100      Y : S := NEW DESIGNATED (TRUE, 3);
 101
 102      PACKAGE BODY PKG_D IS
 103
 104           FUNCTION CREATE
 105              ( B : BOOLEAN;
 106                L : LENGTH;
 107                I : INTEGER;
 108                S : STRING;
 109                C : COMPONENT;
 110                F : FLOAT
 111              ) RETURN DESIGNATED
 112           IS
 113           BEGIN
 114                CASE B IS
 115                     WHEN TRUE =>
 116                          RETURN (TRUE, L, I, S, C);
 117                     WHEN FALSE =>
 118                          RETURN (FALSE, L, I, F);
 119                END CASE;
 120           END CREATE;
 121
 122      END PKG_D;
 123
 124      PACKAGE BODY PKG_P IS
 125
 126           FUNCTION CREATE
 127              ( B : BOOLEAN;
 128                L : LENGTH;
 129                I : INTEGER;
 130                S : STRING;
 131                C : COMPONENT;
 132                F : FLOAT;
 133                X : PARENT
 134              ) RETURN PARENT
 135           IS
 136           BEGIN
 137                RETURN NEW DESIGNATED'(CREATE (B, L, I, S, C, F));
 138           END CREATE;
 139
 140      END PKG_P;
 141
 142 BEGIN
 143      TEST ("C34007U", "CHECK THAT ALL VALUES OF THE PARENT (BASE) " &
 144                       "TYPE ARE PRESENT FOR THE DERIVED (BASE) TYPE " &
 145                       "WHEN THE DERIVED TYPE DEFINITION IS " &
 146                       "CONSTRAINED.  ALSO CHECK THAT ANY CONSTRAINT " &
 147                       "IMPOSED ON THE PARENT SUBTYPE IS ALSO IMPOSED " &
 148                       "ON THE DERIVED SUBTYPE.  CHECK FOR DERIVED " &
 149                       "ACCESS TYPES WHOSE DESIGNATED TYPE IS A " &
 150                       "PRIVATE TYPE WITH DISCRIMINANTS");
 151
 152      -- CHECK THAT BASE TYPE VALUES NOT IN THE SUBTYPE ARE PRESENT.
 153
 154      IF CREATE (FALSE, 2, 3, "WW", 5, 6.0, X) . ALL /=
 155         CREATE (FALSE, 2, 3, "ZZ", 7, 6.0) OR
 156         CREATE (FALSE, 2, 3, "WW", 5, 6.0, Y) . ALL /=
 157         CREATE (FALSE, 2, 3, "ZZ", 7, 6.0) THEN
 158           FAILED ("CAN'T CREATE BASE TYPE VALUES OUTSIDE THE SUBTYPE");
 159      END IF;
 160
 161      IF CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, X) IN T OR
 162         CREATE (FALSE, 2, 3, "ZZ", 5, 6.0, Y) IN S THEN
 163           FAILED ("INCORRECT ""IN""");
 164      END IF;
 165
 166      -- CHECK THE DERIVED SUBTYPE CONSTRAINT.
 167
 168      IF X.B /= TRUE OR X.L /= 3 OR
 169         Y.B /= TRUE OR Y.L /= 3 THEN
 170           FAILED ("INCORRECT SELECTION OF DISCRIMINANT VALUES");
 171      END IF;
 172
 173      BEGIN
 174           X := NEW DESIGNATED'(CREATE (TRUE, 3, 1, "ABC", 4, 1.0));
 175           Y := NEW DESIGNATED'(CREATE (TRUE, 3, 1, "ABC", 4, 1.0));
 176           IF PARENT (X) = PARENT (Y) OR  -- USE X AND Y.
 177              X.ALL /= Y.ALL THEN
 178                FAILED ("INCORRECT ALLOCATOR OR CONVERSION TO PARENT");
 179           END IF;
 180      EXCEPTION
 181           WHEN OTHERS =>
 182                FAILED ("EXCEPTION RAISED BY OK ASSIGNMENT");
 183      END;
 184
 185      BEGIN
 186           X := NEW DESIGNATED'(CREATE (FALSE, 3, 2, "ZZZ", 5, 6.0));
 187           FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &
 188                   "X := NEW DESIGNATED'" &
 189                   "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 190           IF X = NULL OR ELSE
 191              X.ALL = CREATE (FALSE, 3, 2, "ZZZ", 5, 6.0) THEN  -- USE X.
 192                COMMENT ("X ALTERED -- " &
 193                         "X := NEW DESIGNATED'" &
 194                         "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 195           END IF;
 196      EXCEPTION
 197           WHEN CONSTRAINT_ERROR =>
 198                NULL;
 199           WHEN OTHERS =>
 200                FAILED ("WRONG EXCEPTION RAISED -- " &
 201                        "X := NEW DESIGNATED'" &
 202                        "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 203      END;
 204
 205      BEGIN
 206           X := NEW DESIGNATED'(CREATE (TRUE, 4, 2, "ZZZZ", 6, 7.0));
 207           FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &
 208                   "X := NEW DESIGNATED'" &
 209                   "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 210           IF X = NULL OR ELSE
 211              X.ALL = CREATE (TRUE, 4, 2, "ZZZZ", 6, 7.0) THEN  -- USE X.
 212                COMMENT ("X ALTERED -- " &
 213                         "X := NEW DESIGNATED'" &
 214                         "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 215           END IF;
 216      EXCEPTION
 217           WHEN CONSTRAINT_ERROR =>
 218                NULL;
 219           WHEN OTHERS =>
 220                FAILED ("WRONG EXCEPTION RAISED -- " &
 221                        "X := NEW DESIGNATED'" &
 222                        "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 223      END;
 224
 225      BEGIN
 226           Y := NEW DESIGNATED'(CREATE (FALSE, 3, 2, "ZZZ", 5, 6.0));
 227           FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &
 228                   "Y := NEW DESIGNATED'" &
 229                   "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 230           IF Y = NULL OR ELSE
 231              Y.ALL = CREATE (FALSE, 3, 2, "ZZZ", 5, 6.0) THEN  -- USE Y.
 232                COMMENT ("Y ALTERED -- " &
 233                         "Y := NEW DESIGNATED'" &
 234                         "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 235           END IF;
 236      EXCEPTION
 237           WHEN CONSTRAINT_ERROR =>
 238                NULL;
 239           WHEN OTHERS =>
 240                FAILED ("WRONG EXCEPTION RAISED -- " &
 241                        "Y := NEW DESIGNATED'" &
 242                        "(CREATE (FALSE, 3, 2, ""ZZZ"", 5, 6.0))");
 243      END;
 244
 245      BEGIN
 246           Y := NEW DESIGNATED'(CREATE (TRUE, 4, 2, "ZZZZ", 6, 7.0));
 247           FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &
 248                   "Y := NEW DESIGNATED'" &
 249                   "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 250           IF Y = NULL OR ELSE
 251              Y.ALL = CREATE (TRUE, 4, 2, "ZZZZ", 6, 7.0) THEN  -- USE Y.
 252                COMMENT ("Y ALTERED -- " &
 253                         "Y := NEW DESIGNATED'" &
 254                         "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 255           END IF;
 256      EXCEPTION
 257           WHEN CONSTRAINT_ERROR =>
 258                NULL;
 259           WHEN OTHERS =>
 260                FAILED ("WRONG EXCEPTION RAISED -- " &
 261                        "Y := NEW DESIGNATED'" &
 262                        "(CREATE (TRUE, 4, 2, ""ZZZZ"", 6, 7.0))");
 263      END;
 264
 265      RESULT;
 266 END C34007U;