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1 149 jeremybenn
-- C45624B.ADA
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--                             Grant of Unlimited Rights
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--
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--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
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--     unlimited rights in the software and documentation contained herein.
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--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
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--     this public release, the Government intends to confer upon all 
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--     recipients unlimited rights  equal to those held by the Government.  
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--     These rights include rights to use, duplicate, release or disclose the 
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--     released technical data and computer software in whole or in part, in 
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--     any manner and for any purpose whatsoever, and to have or permit others 
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--     to do so.
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--
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--                                    DISCLAIMER
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--
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--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
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--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
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--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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--     PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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-- OBJECTIVE:
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--     FOR FLOATING POINT TYPES, CHECK THAT
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--     CONSTRAINT_ERROR IS RAISED IF THE RESULT OF A FLOATING POINT
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--     EXPONENTIATION IS OUTSIDE THE RANGE OF THE BASE TYPE AND
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--     MACHINE_OVERFLOWS IS FALSE.  THIS TESTS DIGITS 6.
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-- *** NOTE: This test has been modified since ACVC version 1.11 to    -- 9X
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-- ***       remove incompatibilities associated with the transition   -- 9X
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-- ***       to Ada 9X.                                                -- 9X
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-- ***                                                                 -- 9X
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-- HISTORY:
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--     BCB 07/14/88  CREATED ORIGINAL TEST.
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--     MRM 03/30/93  REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
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WITH REPORT; USE REPORT;
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PROCEDURE C45624B IS
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     TYPE FLT IS DIGITS 6;
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     F : FLT;
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     FUNCTION EQUAL_FLT (ONE, TWO : FLT) RETURN BOOLEAN IS
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     BEGIN
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          RETURN ONE = TWO * FLT (IDENT_INT(1));
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     END EQUAL_FLT;
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BEGIN
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     TEST ("C45624B", "FOR FLOATING POINT TYPES, CHECK THAT " &
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                      "CONSTRAINT_ERROR IS RAISED " &
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                      "IF MACHINE_OVERFLOWS IS FALSE.  THIS TESTS " &
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                      "DIGITS 6");
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     IF FLT'MACHINE_OVERFLOWS THEN
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          NOT_APPLICABLE ("THIS TEST IS NOT APPLICABLE DUE TO " &
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                          "MACHINE_OVERFLOWS BEING TRUE");
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     ELSE
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          BEGIN
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               F := FLT'BASE'LAST**IDENT_INT (2);
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               COMMENT ("CONSTRAINT_ERROR WAS NOT RAISED WHEN " &
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                        "MACHINE_OVERFLOWS WAS FALSE");
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               IF NOT EQUAL_FLT(F,F**IDENT_INT(1)) THEN
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                    COMMENT ("DON'T OPTIMIZE F");
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               END IF;
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          EXCEPTION
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               WHEN CONSTRAINT_ERROR =>
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                    COMMENT ("CONSTRAINT_ERROR WAS RAISED WHEN " &
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                             "MACHINE_OVERFLOWS WAS FALSE");
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               WHEN OTHERS =>
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                    FAILED ("AN EXCEPTION OTHER THAN CONSTRAINT_ERROR " &
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                            "WAS RAISED");
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          END;
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     END IF;
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     RESULT;
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END C45624B;

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