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-- C34018A.ADA

--                             Grant of Unlimited Rights

--

--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,

--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 

--     unlimited rights in the software and documentation contained herein.

--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 

--     this public release, the Government intends to confer upon all 

--     recipients unlimited rights  equal to those held by the Government.  

--     These rights include rights to use, duplicate, release or disclose the 

--     released technical data and computer software in whole or in part, in 

--     any manner and for any purpose whatsoever, and to have or permit others 

--     to do so.

--

--                                    DISCLAIMER

--

--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR

--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 

--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE

--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 

--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A

--     PARTICULAR PURPOSE OF SAID MATERIAL.

--*

-- CHECK THAT CALLS OF DERIVED SUBPROGRAMS CHECK CONSTRAINTS OF THE

-- PARENT SUBPROGRAM, NOT THE CONSTRAINTS OF THE DERIVED SUBTYPE.

-- JBG 11/15/85

-- JRK 2/12/86   CORRECTED ERROR: RESOLVED AMBIGUOUS CALL G(41) TO

--               TYPE NEW_INT.

-- EDS 7/16/98   AVOID OPTIMIZATION

WITH REPORT; USE REPORT;

PROCEDURE C34018A IS

     PACKAGE P IS

          TYPE INT IS RANGE 1..100;

          SUBTYPE INT_50 IS INT RANGE 1..50;

          SUBTYPE INT_51 IS INT RANGE 51..100;

          FUNCTION "+" (L, R : INT) RETURN INT;

          FUNCTION G (X : INT_50) RETURN INT_51;

          TYPE STR IS ARRAY (1..10) OF CHARACTER;

          FUNCTION F (X : STR) RETURN STR;

     END P;

     USE P;

     TYPE NEW_STR IS NEW P.STR;

     TYPE NEW_INT IS NEW P.INT RANGE 51..90;

     PACKAGE BODY P IS

          FUNCTION "+" (L, R : INT) RETURN INT IS

          BEGIN

               RETURN INT(INTEGER(L) + INTEGER(R));

          END "+";

          FUNCTION G (X : INT_50) RETURN INT_51 IS

          BEGIN

               RETURN X + 10;

          END G;

          FUNCTION F (X : STR) RETURN STR IS

          BEGIN

               RETURN X;

          END F;

     END P;

BEGIN

     TEST ("C34018A", "CHECK CONSTRAINTS PROCESSED CORRECTLY FOR " &

                      "CALLS OF DERIVED SUBPROGRAMS");

     DECLARE

          Y : NEW_STR := F("1234567890");    -- UNAMBIGUOUS.

     BEGIN

          IF Y /= "1234567890" THEN

               FAILED ("DERIVED F");

          END IF;

     END;

     DECLARE

          A : INT := 51;

          B : NEW_INT := NEW_INT(IDENT_INT(90));

     BEGIN

          BEGIN

               A := A + 0;

               FAILED ("NO EXCEPTION - A + 0 = " & INT'IMAGE(A) ); --Use A

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION - 1");

          END;

          BEGIN

               IF B + 2 /= 92 THEN      -- 92 IN INT.

                    FAILED ("WRONG RESULT - B + 2");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    FAILED ("WRONG CONSTRAINT FOR DERIVED ""+""");

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION - 2");

          END;

          BEGIN

               IF B + 14 > 90 THEN      -- 104 NOT IN INT.

                    FAILED ("NO EXCEPTION RAISED FOR DERIVED ""+""");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION - 3");

          END;

          BEGIN

               IF G(B) > 90 THEN        -- 90 NOT IN INT_50.

                    FAILED ("NO EXCEPTION RAISED FOR DERIVED G");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION - 4");

          END;

          BEGIN

               IF C34018A.G(41) /= 51 THEN  -- 41 CONVERTED TO

                                            --    NEW_INT'BASE.

                                            -- 41 IN INT_50.

                                            -- 51 IN INT_51.

                    FAILED ("WRONG RESULT - G(41)");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    FAILED ("C_E RAISED FOR LITERAL ARGUMENT");

               WHEN OTHERS =>

                    FAILED ("UNEXPECTED EXCEPTION - 5");

          END;

     END;

     RESULT;

END C34018A;