| -- C45534B.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. |
| --* |
| -- OBJECTIVE: |
| -- CHECK THAT CONSTRAINT_ERROR IS RAISED WHEN A |
| -- FIXED POINT VALUE IS DIVIDED BY ZERO (EITHER AN INTEGER ZERO OR |
| -- A FIXED POINT 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 |
| |
| -- HISTORY: |
| -- BCB 07/14/88 CREATED ORIGINAL TEST. |
| -- MRM 03/30/93 REMOVED NUMERIC ERROR FOR 9X CONSISTENCY |
| |
| WITH REPORT; USE REPORT; |
| |
| PROCEDURE C45534B IS |
| |
| TYPE FIX IS DELTA 2.0**(-1) RANGE -2.0 .. 2.0; |
| TYPE FIX2 IS DELTA 2.0**(-1) RANGE -3.0 .. 3.0; |
| |
| A : FIX := 1.0; |
| B : FIX; |
| ZERO : FIX := 0.0; |
| ZERO2 : FIX2 := 0.0; |
| |
| FUNCTION IDENT_FLT (ONE, TWO : FIX) RETURN BOOLEAN IS |
| BEGIN |
| RETURN ONE = FIX (TWO * FIX (IDENT_INT(1))); |
| END IDENT_FLT; |
| |
| BEGIN |
| TEST ("C45534B", "CHECK THAT CONSTRAINT_ERROR IS RAISED WHEN " & |
| "A FIXED POINT VALUE IS " & |
| "DIVIDED BY ZERO (EITHER AN INTEGER ZERO OR A " & |
| "FIXED POINT ZERO)"); |
| |
| BEGIN |
| B := A / IDENT_INT (0); |
| FAILED ("NO EXCEPTION RAISED FOR DIVISION BY INTEGER ZERO"); |
| IF IDENT_FLT (B,B) THEN |
| COMMENT ("DON'T OPTIMIZE B"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("OTHER EXCEPTION RAISED"); |
| END; |
| |
| BEGIN |
| B := FIX (A / ZERO); |
| FAILED ("NO EXCEPTION RAISED FOR DIVISION BY FIXED POINT " & |
| "ZERO - 1"); |
| IF IDENT_FLT (B,B) THEN |
| COMMENT ("DON'T OPTIMIZE B"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("OTHER EXCEPTION RAISED"); |
| END; |
| |
| BEGIN |
| B := FIX (A / ZERO2); |
| FAILED ("NO EXCEPTION RAISED FOR DIVISION BY FIXED POINT " & |
| "ZERO - 2"); |
| IF IDENT_FLT (B,B) THEN |
| COMMENT ("DON'T OPTIMIZE B"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("OTHER EXCEPTION RAISED"); |
| END; |
| |
| RESULT; |
| END C45534B; |