old-autovect-branch/gcc/testsuite/ada/acats/tests/c8/c83031c.ada

   1 -- C83031C.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 AN IMPLICIT DECLARATION OF A PREDEFINED OPERATOR OR
  27 --     ENUMERATION LITERAL IS HIDDEN BY A GENERIC INSTANTIATION WHICH
  28 --     DECLARES A HOMOGRAPH OF THE OPERATOR OR LITERAL.
  29
  30 -- HISTORY:
  31 --     BCB 09/15/88  CREATED ORIGINAL TEST.
  32
  33 WITH REPORT; USE REPORT;
  34 PROCEDURE C83031C IS
  35
  36 BEGIN
  37      TEST ("C83031C", "CHECK THAT AN IMPLICIT DECLARATION OF A " &
  38                       "PREDEFINED OPERATOR OR ENUMERATION LITERAL IS " &
  39                       "HIDDEN BY A GENERIC INSTANTIATION WHICH " &
  40                       "DECLARES A HOMOGRAPH OF THE OPERATOR OR " &
  41                       "LITERAL");
  42
  43      DECLARE             -- CHECK SUBPROGRAM DECLARATIONS OF OPERATORS
  44           PACKAGE P IS
  45                TYPE INT IS RANGE -20 .. 20;
  46
  47                GENERIC
  48                     TYPE X IS RANGE <>;
  49                FUNCTION GEN_FUN (LEFT, RIGHT : X) RETURN X;
  50           END P;
  51           USE P;
  52
  53           PACKAGE BODY P IS
  54                FUNCTION GEN_FUN (LEFT, RIGHT : X) RETURN X IS
  55                BEGIN
  56                     RETURN LEFT / RIGHT;
  57                END GEN_FUN;
  58
  59                FUNCTION "*" IS NEW GEN_FUN (INT);
  60           BEGIN
  61                IF 2 * INT(IDENT_INT(2)) /= 1 THEN
  62                     FAILED ("INCORRECT VALUE RETURNED IN CALL TO " &
  63                             "EXPLICIT '*' OPERATOR - 1");
  64                END IF;
  65           END P;
  66      BEGIN
  67           NULL;
  68      END;
  69
  70      DECLARE   -- CHECK SUBPROGRAM DECLARATIONS OF ENUMERATION LITERALS.
  71
  72           PACKAGE P1 IS
  73                TYPE ENUM1 IS (E11, E12, E13);
  74                TYPE PRIV1 IS PRIVATE;
  75
  76                GENERIC
  77                     TYPE X IS (<>);
  78                FUNCTION GEN_FUN RETURN X;
  79           PRIVATE
  80                TYPE PRIV1 IS NEW ENUM1;
  81           END P1;
  82           USE P1;
  83
  84           PACKAGE BODY P1 IS
  85                FUNCTION GEN_FUN RETURN X IS
  86                BEGIN
  87                     RETURN X'LAST;
  88                END GEN_FUN;
  89
  90                FUNCTION E11 IS NEW GEN_FUN (PRIV1);
  91           BEGIN
  92                IF PRIV1'(E11) /= E13 THEN
  93                     FAILED ("INCORRECT VALUE FOR E11");
  94                END IF;
  95           END P1;
  96      BEGIN
  97           NULL;
  98      END;
  99
 100      RESULT;
 101 END C83031C;