gcc/testsuite/ada/acats/tests/c6/c66002a.ada

   1 -- C66002A.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 OVERLOADED SUBPROGRAM DECLARATIONS
  26 -- ARE PERMITTED IN WHICH THERE IS A MINIMAL
  27 -- DIFFERENCE BETWEEN THE DECLARATIONS.
  28
  29 --     (A) ONE SUBPROGRAM IS A FUNCTION; THE OTHER IS A PROCEDURE.
  30
  31 -- CVP 5/4/81
  32 -- JRK 5/8/81
  33 -- NL 10/13/81
  34 -- SPS 11/2/82
  35
  36 WITH REPORT;
  37 PROCEDURE C66002A IS
  38
  39      USE REPORT;
  40
  41 BEGIN
  42      TEST ("C66002A", "SUBPROGRAM OVERLOADING WITH " &
  43            "MINIMAL DIFFERENCES ALLOWED");
  44
  45      --------------------------------------------------
  46
  47      -- ONE SUBPROGRAM IS A PROCEDURE; THE OTHER IS
  48      -- A FUNCTION. BOTH PARAMETERIZED AND PARAMETERLESS
  49      -- SUBPROGRAMS ARE TESTED.
  50
  51      DECLARE
  52           I, J, K : INTEGER := 0;
  53           S : STRING (1..2) := "12";
  54
  55           PROCEDURE P1 (I1, I2 : INTEGER) IS
  56           BEGIN
  57                S(1) := 'A';
  58           END P1;
  59
  60           FUNCTION P1 (I1, I2 : INTEGER) RETURN INTEGER IS
  61           BEGIN
  62                S(2) := 'B';
  63                RETURN I1; -- RETURNED VALUE IS IRRELEVENT.
  64           END P1;
  65
  66           PROCEDURE P2 IS
  67           BEGIN
  68                S(1) := 'C';
  69           END P2;
  70
  71           FUNCTION P2 RETURN INTEGER IS
  72           BEGIN
  73                S(2) := 'D';
  74                RETURN I; -- RETURNED VALUE IS IRRELEVENT.
  75           END P2;
  76
  77      BEGIN
  78           P1 (I, J);
  79           K := P1 (I, J);
  80
  81           IF S /= "AB" THEN
  82                FAILED ("PARAMETERIZED OVERLOADED " &
  83                        "SUBPROGRAMS, ONE A PROCEDURE AND " &
  84                        "THE OTHER A FUNCTION, CAUSED " &
  85                        "CONFUSION");
  86           END IF;
  87
  88           S := "12";
  89           P2;
  90           K := P2 ;
  91
  92           IF S /= "CD" THEN
  93                FAILED ("PARAMETERLESS OVERLOADED " &
  94                        "SUBPROGRAMS, ONE A PROCEDURE AND " &
  95                        "THE OTHER A FUNCTION, CAUSED " &
  96                        "CONFUSION");
  97           END IF;
  98      END;
  99
 100      --------------------------------------------------
 101
 102      RESULT;
 103
 104 END C66002A;