gcc/testsuite/ada/acats/tests/cd/cda201c.ada

   1 -- CDA201C.ADA
   2
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   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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  16 --                                    DISCLAIMER
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  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- OBJECTIVE:
  26 --     CHECK THAT UNCHECKED_CONVERSION CAN BE INSTANTIATED FOR
  27 --     CONVERSION BETWEEN CONSTRAINED ARRAY AND RECORD TYPES.
  28
  29 -- HISTORY:
  30 --     JET 09/12/88  CREATED ORIGINAL TEST.
  31 --     DHH 05/17/89  CHANGED FROM '.DEP' TEST TO '.ADA' TEST.
  32
  33 WITH REPORT; USE REPORT;
  34 WITH UNCHECKED_CONVERSION;
  35 PROCEDURE CDA201C IS
  36
  37      TYPE INT IS NEW INTEGER;
  38
  39      TYPE ARR IS ARRAY (1..2) OF INTEGER;
  40      TYPE ARR2 IS ARRAY (ARR'RANGE) OF INT;
  41
  42      TYPE REC IS RECORD
  43           D : INTEGER;
  44           I : INTEGER;
  45      END RECORD;
  46
  47      TYPE REC2 IS RECORD
  48           D : INT;
  49           I : INT;
  50      END RECORD;
  51
  52      A : ARR2;
  53      R : REC2;
  54
  55      FUNCTION ARR_CONV IS NEW UNCHECKED_CONVERSION(ARR, ARR2);
  56      FUNCTION REC_CONV IS NEW UNCHECKED_CONVERSION(REC, REC2);
  57
  58 BEGIN
  59      TEST ("CDA201C", "CHECK THAT UNCHECKED_CONVERSION CAN BE " &
  60                       "INSTANTIATED FOR CONVERSION BETWEEN " &
  61                       "CONSTRAINED ARRAY AND RECORD TYPES");
  62
  63      A := ARR_CONV(ARR'(ARR'RANGE => IDENT_INT(-1)));
  64
  65      IF A /= ARR2'(ARR'RANGE => -1) THEN
  66           FAILED("INCORRECT RESULT FROM ARRAY CONVERSION");
  67      END IF;
  68
  69      R := REC_CONV(REC'(D | I => IDENT_INT(1)));
  70
  71      IF R /= REC2'(D => 1, I => 1) THEN
  72           FAILED("INCORRECT RESULT FROM RECORD CONVERSION");
  73      END IF;
  74
  75      RESULT;
  76 END CDA201C;