gcc/testsuite/ada/acats/tests/c7/c74401d.ada

   1 -- C74401D.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 AN OUT PARAMETER HAVING A LIMITED TYPE IS ALLOWED FOR
  26 -- FORMAL SUBPROGRAM PARAMETERS.  (ONLY THE CASE OF PRACTICAL INTEREST,
  27 -- NAMELY, LIMITED PRIVATE TYPES, IS CHECKED HERE.)
  28
  29 -- CHECK THAT AN OUT PARAMETER IN A RENAMING DECLARATION CAN HAVE A
  30 -- LIMITED PRIVATE TYPE WHEN IT RENAMES A GENERIC FORMAL SUBPROGRAM.
  31
  32 -- JBG 5/1/85
  33
  34 WITH REPORT; USE REPORT;
  35 PROCEDURE C74401D IS
  36
  37      PACKAGE P IS
  38           TYPE LP IS LIMITED PRIVATE;
  39           PROCEDURE P1 (X : OUT LP);
  40           PROCEDURE P2 (X : OUT LP);
  41           FUNCTION EQ (L, R : LP) RETURN BOOLEAN;
  42           VAL1 : CONSTANT LP;
  43           VAL2 : CONSTANT LP;
  44      PRIVATE
  45           TYPE LP IS NEW INTEGER;
  46           VAL1 : CONSTANT LP := LP(IDENT_INT(3));
  47           VAL2 : CONSTANT LP := LP(IDENT_INT(-3));
  48      END P;
  49
  50      PACKAGE BODY P IS
  51           PROCEDURE P1 (X : OUT LP) IS
  52           BEGIN
  53                X := 3;
  54           END P1;
  55
  56           PROCEDURE P2 (X : OUT LP) IS
  57           BEGIN
  58                X := -3;
  59           END P2;
  60
  61           FUNCTION EQ (L, R : LP) RETURN BOOLEAN IS
  62           BEGIN
  63                RETURN L = R;
  64           END EQ;
  65      END P;
  66
  67      GENERIC
  68           WITH PROCEDURE P3 (Y : OUT P.LP);
  69           TYPE GLP IS LIMITED PRIVATE;
  70           WITH PROCEDURE P4 (Y : OUT GLP);
  71           VAL_P3 : IN OUT P.LP;
  72           VAL_P4 : IN OUT GLP;
  73      PACKAGE GPACK IS
  74           PROCEDURE RENAMED (X : OUT GLP) RENAMES P4;   -- OK. RENAMING.
  75      END GPACK;
  76
  77      PACKAGE BODY GPACK IS
  78      BEGIN
  79           P3 (VAL_P3);
  80           P4 (VAL_P4);
  81      END GPACK;
  82
  83 BEGIN
  84
  85      TEST ("C74401D", "CHECK THAT GENERIC FORMAL SUBPROGRAMS CAN HAVE "&
  86                       "LIMITED PRIVATE OUT PARAMETERS");
  87
  88      DECLARE
  89           VAR1 : P.LP;
  90           VAR2 : P.LP;
  91           PACKAGE PACK IS NEW GPACK (P.P1, P.LP, P.P2, VAR1, VAR2);
  92      BEGIN
  93           IF NOT P.EQ (VAR1, P.VAL1) THEN
  94                FAILED ("P1 INVOCATION INCORRECT");
  95           END IF;
  96
  97           IF NOT P.EQ (VAR2, P.VAL2) THEN
  98                FAILED ("P2 INVOCATION INCORRECT");
  99           END IF;
 100
 101           P.P1 (VAR2);        -- RESET VALUE OF VAR2.
 102           PACK.RENAMED (VAR2);
 103
 104           IF NOT P.EQ (VAR2, P.VAL2) THEN
 105                FAILED ("RENAMED INVOCATION INCORRECT");
 106           END IF;
 107      END;
 108
 109      RESULT;
 110
 111 END C74401D;