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-- C4A005B.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 A NONSTATIC UNIVERSAL INTEGER EXPRESSION RAISES

-- CONSTRAINT_ERROR IF DIVISION BY ZERO IS ATTEMPTED

-- OR IF THE SECOND OPERAND OF REM OR MOD IS ZERO.

-- *** NOTE: This test has been modified since ACVC version 1.11 to    -- 9X

-- ***       remove incompatibilities associated with the transition   -- 9X

-- ***       to Ada 9X.                                                -- 9X

-- ***                                                                 -- 9X

-- JBG 5/2/85

-- EG  10/24/85  FIX NUMERIC_ERROR/CONSTRAINT_ERROR ACCORDING TO

--               AI-00387; PREVENT DEAD VARIABLE OPTIMIZATION

-- MRM 03/30/93  REMOVE NUMERIC_ERROR FOR 9X COMPATIBILITY

WITH REPORT; USE REPORT;

PROCEDURE C4A005B IS

BEGIN

     TEST("C4A005B", "CHECK CONSTRAINT_ERROR FOR " &

                     "NONSTATIC UNIVERSAL " &

                     "INTEGER EXPRESSIONS - DIVISION BY ZERO");

     BEGIN

          DECLARE

               X : BOOLEAN := 1 = 1/INTEGER'POS(IDENT_INT(0));

          BEGIN

               FAILED ("CONSTRAINT_ERROR NOT RAISED - DIV");

               IF X /= IDENT_BOOL(X) THEN

                    FAILED ("WRONG RESULT - DIV");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("EXCEPTION IN WRONG PLACE - DIV");

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               COMMENT ("CONSTRAINT_ERROR RAISED FOR / BY 0");

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - DIV");

     END;

     BEGIN

          DECLARE

               X : BOOLEAN := 1 = 1 REM INTEGER'POS(IDENT_INT(0));

          BEGIN

               FAILED ("CONSTRAINT_ERROR NOT RAISED - REM");

               IF X /= IDENT_BOOL(X) THEN

                    FAILED ("WRONG RESULT - REM");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("EXCEPTION IN WRONG PLACE - REM");

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               COMMENT ("CONSTRAINT_ERROR RAISED FOR REM BY 0");

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - REM");

     END;

     BEGIN

          DECLARE

               X : BOOLEAN := 1 = INTEGER'POS(IDENT_INT(1)) MOD 0;

          BEGIN

               FAILED ("CONSTRAINT_ERROR NOT RAISED - MOD");

               IF X /= IDENT_BOOL(X) THEN

                    FAILED ("WRONG RESULT - MOD");

               END IF;

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ("EXCEPTION IN WRONG PLACE - MOD");

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               COMMENT ("CONSTRAINT_ERROR RAISED FOR MOD BY 0");

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - MOD");

     END;

     RESULT;

END C4A005B;