gcc/testsuite/ada/acats/tests/c7/c74401k.ada

   1 -- C74401K.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 OUT PARAMETERS OF AN ENTRY DECLARATION CAN HAVE A LIMITED
  26 -- PRIVATE TYPE IF THE ENTRY DECLARATION OCCURS IN THE VISIBLE PART OF A
  27 -- PACKAGE SPECIFICATION, INCLUDING WITHIN PACKAGES NESTED IN A VISIBLE
  28 -- PART.
  29
  30 -- CHECK THAT A RENAMING DECLARATION CAN RENAME AN ENTRY DECLARED
  31 -- WITH AN OUT PARAMETER.
  32
  33 -- JBG 5/1/85
  34
  35 WITH REPORT; USE REPORT;
  36 PROCEDURE C74401K IS
  37
  38      PACKAGE PKG IS
  39           TYPE LP IS LIMITED PRIVATE;
  40           TASK P20 IS
  41                ENTRY TP20 (X : OUT LP);        -- OK.
  42                ENTRY RESET (X : OUT LP);
  43           END P20;
  44           FUNCTION EQ (L, R : LP) RETURN BOOLEAN;
  45           VAL1 : CONSTANT LP;
  46
  47           PACKAGE NESTED IS
  48                TASK NEST1 IS
  49                     ENTRY TNEST1 (X : OUT LP);
  50                END NEST1;
  51           PRIVATE
  52                TASK NEST2 IS
  53                     ENTRY TNEST2 (X : OUT LP);
  54                END NEST2;
  55           END NESTED;
  56      PRIVATE
  57           TYPE LP IS NEW INTEGER;
  58           VAL1 : CONSTANT LP := LP(IDENT_INT(3));
  59      END PKG;
  60
  61      VAR : PKG.LP;
  62
  63      PACKAGE BODY PKG IS
  64           TASK BODY P20 IS
  65           BEGIN
  66                LOOP
  67                     SELECT
  68                          ACCEPT TP20 (X : OUT LP) DO
  69                               X := 3;
  70                          END TP20;
  71                     OR
  72                          ACCEPT RESET (X : OUT LP) DO
  73                               X := 0;
  74                          END RESET;
  75                     OR
  76                          TERMINATE;
  77                     END SELECT;
  78                END LOOP;
  79           END P20;
  80
  81           FUNCTION EQ (L, R : LP) RETURN BOOLEAN IS
  82           BEGIN
  83                RETURN L = R;
  84           END EQ;
  85
  86           PACKAGE BODY NESTED IS
  87                TASK BODY NEST1 IS
  88                BEGIN
  89                     ACCEPT TNEST1 (X : OUT LP) DO
  90                          X := 3;
  91                     END TNEST1;
  92                END NEST1;
  93
  94                TASK BODY NEST2 IS
  95                BEGIN
  96                     NULL;
  97                END NEST2;
  98           END NESTED;
  99      BEGIN
 100           VAR := LP(IDENT_INT(0));
 101      END PKG;
 102
 103      PACKAGE PKG1 IS
 104           PROCEDURE P21 (X : OUT PKG.LP) RENAMES PKG.P20.TP20;   -- OK:
 105                                                             -- RENAMING.
 106      END PKG1;
 107
 108 BEGIN
 109
 110      TEST ("C74401K", "CHECK THAT A PROCEDURE CAN HAVE AN OUT " &
 111                       "PARAMETER WITH A LIMITED PRIVATE TYPE");
 112
 113      PKG.P20.RESET (VAR);
 114      PKG.P20.TP20 (VAR);
 115
 116      IF NOT PKG.EQ (VAR, PKG.VAL1) THEN
 117           FAILED ("DIRECT CALL NOT CORRECT");
 118      END IF;
 119
 120      PKG.P20.RESET (VAR);
 121      PKG1.P21 (VAR);
 122
 123      IF NOT PKG.EQ (VAR, PKG.VAL1) THEN
 124           FAILED ("RENAMED CALL NOT CORRECT");
 125      END IF;
 126
 127      PKG.P20.RESET (VAR);
 128      PKG.NESTED.NEST1.TNEST1 (VAR);
 129
 130      IF NOT PKG.EQ (VAR, PKG.VAL1) THEN
 131           FAILED ("NESTED CALL NOT CORRECT");
 132      END IF;
 133
 134      RESULT;
 135
 136 END C74401K;