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1 -- C45624A.ADA
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2
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3 -- Grant of Unlimited Rights
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4 --
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5 -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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6 -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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7 -- unlimited rights in the software and documentation contained herein.
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8 -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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9 -- this public release, the Government intends to confer upon all
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10 -- recipients unlimited rights equal to those held by the Government.
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11 -- These rights include rights to use, duplicate, release or disclose the
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12 -- released technical data and computer software in whole or in part, in
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13 -- any manner and for any purpose whatsoever, and to have or permit others
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14 -- to do so.
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15 --
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16 -- DISCLAIMER
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17 --
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18 -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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19 -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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20 -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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21 -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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22 -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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23 -- PARTICULAR PURPOSE OF SAID MATERIAL.
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24 --*
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25 -- OBJECTIVE:
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26 -- FOR FLOATING POINT TYPES, CHECK THAT CONSTRAINT_ERROR
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27 -- IS RAISED IF THE RESULT OF A FLOATING POINT
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28 -- EXPONENTIATION IS OUTSIDE THE RANGE OF THE BASE TYPE AND
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29 -- MACHINE_OVERFLOWS IS FALSE. THIS TESTS DIGITS 5.
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30
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31 -- *** NOTE: This test has been modified since ACVC version 1.11 to -- 9X
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32 -- *** remove incompatibilities associated with the transition -- 9X
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33 -- *** to Ada 9X. -- 9X
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34 -- *** -- 9X
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35
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36 -- HISTORY:
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37 -- BCB 02/09/88 CREATED ORIGINAL TEST.
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38 -- MRM 03/30/93 REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
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39
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40 WITH REPORT; USE REPORT;
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41
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42 PROCEDURE C45624A IS
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43
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44 TYPE FLT IS DIGITS 5;
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45
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46 F : FLT;
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47
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48 FUNCTION EQUAL_FLT (ONE, TWO : FLT) RETURN BOOLEAN IS
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49 BEGIN
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50 IF EQUAL(3,3) THEN
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51 RETURN ONE = TWO;
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52 ELSE
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53 RETURN ONE /= TWO;
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54 END IF;
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55 END EQUAL_FLT;
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56
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57 BEGIN
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58 TEST ("C45624A", "FOR FLOATING POINT TYPES, CHECK THAT " &
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59 "CONSTRAINT_ERROR IS RAISED " &
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60 "IF MACHINE_OVERFLOWS IS FALSE. THIS TESTS " &
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61 "DIGITS 5");
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62
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63 IF FLT'MACHINE_OVERFLOWS THEN
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64 NOT_APPLICABLE ("THIS TEST IS NOT APPLICABLE DUE TO " &
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65 "MACHINE_OVERFLOWS BEING TRUE");
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66 ELSE
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67 BEGIN
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68 F := FLT'BASE'FIRST**IDENT_INT (2);
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69 COMMENT ("CONSTRAINT_ERROR WAS NOT RAISED WHEN " &
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70 "MACHINE_OVERFLOWS WAS FALSE");
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71
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72 IF EQUAL_FLT(F,F**IDENT_INT(1)) THEN
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73 COMMENT ("DON'T OPTIMIZE F");
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74 END IF;
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75 EXCEPTION
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76 WHEN CONSTRAINT_ERROR =>
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77 COMMENT ("CONSTRAINT_ERROR WAS RAISED WHEN " &
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78 "MACHINE_OVERFLOWS WAS FALSE");
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79 WHEN OTHERS =>
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80 FAILED ("AN EXCEPTION OTHER THAN CONSTRAINT_ERROR " &
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81 "WAS RAISED");
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82 END;
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83 END IF;
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84
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85 RESULT;
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86 END C45624A;
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