gcc/testsuite/ada/acats/tests/c4/c43103a.ada

   1 -- C43103A.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 IF A DISCRIMINANT DOES NOT GOVERN A VARIANT PART,
  26 -- ITS VALUE CAN BE GIVEN BY A NON-STATIC EXPRESSION.
  27
  28 -- EG  02/13/84
  29
  30 WITH REPORT;
  31
  32 PROCEDURE C43103A IS
  33
  34      USE REPORT;
  35
  36 BEGIN
  37
  38      TEST("C43103A","CHECK THAT IF A DISCRIMINANT DOES NOT GOVERN " &
  39                     "A VARIANT PART, ITS VALUE CAN BE GIVEN BY A "  &
  40                     "NON-STATIC EXPRESSION");
  41
  42      BEGIN
  43
  44           COMMENT ("CASE A : DISCRIMINANT THAT IS NOT USED INSIDE " &
  45                    "THE RECORD");
  46
  47 CASE_A :  DECLARE
  48
  49                TYPE R1 (A : INTEGER) IS
  50                     RECORD
  51                          B : STRING(1 .. 2);
  52                          C : INTEGER;
  53                     END RECORD;
  54
  55                A1 : R1(IDENT_INT(5)) := (IDENT_INT(5), "AB", -2);
  56
  57           BEGIN
  58
  59                IF A1.A /= IDENT_INT(5) OR A1.B /= "AB" OR
  60                   A1.C /= -2 THEN
  61                     FAILED ("CASE A : INCORRECT VALUES IN RECORD");
  62                END IF;
  63
  64           END CASE_A;
  65
  66           COMMENT ("CASE B : DISCRIMINANT THAT IS USED AS AN ARRAY " &
  67                    "INDEX BOUND");
  68
  69 CASE_B :  DECLARE
  70
  71                SUBTYPE STB IS INTEGER RANGE 1 .. 10;
  72                TYPE TB IS ARRAY(STB RANGE <>) OF INTEGER;
  73                TYPE R2 (A : STB) IS
  74                     RECORD
  75                          B : TB(1 .. A);
  76                          C : BOOLEAN;
  77                     END RECORD;
  78
  79                B1 : R2(IDENT_INT(2)) := (IDENT_INT(2), (-1, -2), FALSE);
  80
  81           BEGIN
  82
  83                IF B1.B'LAST /= IDENT_INT(2) THEN
  84                     FAILED ("CASE B : INCORRECT UPPER BOUND");
  85                ELSIF B1.A /= IDENT_INT(2) OR B1.B /= (-1, -2) OR
  86                      B1.C /= FALSE THEN
  87                     FAILED ("CASE B : INCORRECT VALUES IN RECORD");
  88                END IF;
  89
  90           END CASE_B;
  91
  92           COMMENT ("CASE C : DISCRIMINANT THAT IS USED IN A " &
  93                    "DISCRIMINANT CONSTRAINT");
  94
  95 CASE_C :  DECLARE
  96
  97                SUBTYPE STC IS INTEGER RANGE 1 .. 10;
  98                TYPE TC IS ARRAY(STC RANGE <>) OF INTEGER;
  99                TYPE R3 (A : STC) IS
 100                     RECORD
 101                          B : TC(1 .. A);
 102                          C : INTEGER := -4;
 103                     END RECORD;
 104                TYPE R4 (A : INTEGER) IS
 105                     RECORD
 106                          B : R3(A);
 107                          C : INTEGER;
 108                     END RECORD;
 109
 110                C1 : R4(IDENT_INT(3)) := (IDENT_INT(3),
 111                                          (IDENT_INT(3), (1, 2, 3), 4),
 112                                          5);
 113
 114           BEGIN
 115
 116                IF C1.B.B /= (1, 2, 3) OR C1.B.C /= 4 OR
 117                   C1.C   /= 5 THEN
 118                     FAILED ("CASE C : INCORRECT VALUES IN RECORD");
 119                END IF;
 120
 121           END CASE_C;
 122
 123      END;
 124
 125      RESULT;
 126
 127 END C43103A;