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1 -- CD2B15C.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 -- IF THE COLLECTION SIZE IS LARGE ENOUGH TO HOLD SOME
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27 -- VALUES OF THE DESIGNATED TYPE, CHECK THAT "STORAGE_ERROR"
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28 -- IS RAISED BY AN ALLOCATOR WHEN INSUFFICIENT STORAGE IS
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29 -- AVAILABLE.
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30
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31 -- HISTORY:
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32 -- DHH 09/23/87 CREATED ORIGINAL TEST.
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33 -- PMW 09/19/88 MODIFIED WITHDRAWN TEST.
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34 -- THS 03/21/90 CHANGED EXTENSION FROM '.DEP' TO '.ADA' AND
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35 -- COMPLETELY REVISED THE TEST TO PREVENT OPTIMIZATION.
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36 -- LDC 09/20/90 REMOVED UNUSED VARIABLE, CHANGED FAIL CALLS TO
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37 -- COMMENT FOR 'STORAGE_SIZE /= TO SPECIFIED SIZE,
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38 -- MOVED LOOP FOR CHECK VALUES TO EXCEPTION HANDLER.
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39
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40 WITH REPORT; USE REPORT;
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41 WITH SYSTEM;
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42 PROCEDURE CD2B15C IS
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43
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44 SPECIFIED_SIZE : CONSTANT := 1000;
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45
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46 TYPE CHECK_TYPE IS ACCESS INTEGER;
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47 FOR CHECK_TYPE'STORAGE_SIZE USE SPECIFIED_SIZE;
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48
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49 UNITS_PER_INTEGER : CONSTANT :=
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50 (INTEGER'SIZE + SYSTEM.STORAGE_UNIT - 1) / SYSTEM.STORAGE_UNIT;
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51
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52 TYPE ACC_ARRAY_TYPE IS ARRAY
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53 (INTEGER RANGE 1 .. (CHECK_TYPE'STORAGE_SIZE /
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54 UNITS_PER_INTEGER) + 1) OF CHECK_TYPE;
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55 ACC_ARRAY : ACC_ARRAY_TYPE;
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56
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57 PLACE_I_STOPPED : INTEGER := 0;
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58
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59 BEGIN
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60
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61 TEST ("CD2B15C", "IF THE COLLECTION SIZE IS LARGE " &
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62 "ENOUGH TO HOLD SOME VALUES OF " &
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63 "THE DESIGNATED TYPE, CHECK THAT " &
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64 "STORAGE_ERROR IS RAISED BY AN " &
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65 "ALLOCATOR WHEN INSUFFICIENT STORAGE " &
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66 "IS AVAILABLE");
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67
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68 IF CHECK_TYPE'STORAGE_SIZE < IDENT_INT (SPECIFIED_SIZE) THEN
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69 FAILED ("CHECK_TYPE'STORAGE_SIZE IS LESS THEN THE VALUE " &
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70 "SPECIFIED IN THE REPRESENTATION CLAUSE");
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71
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72 ELSIF CHECK_TYPE'STORAGE_SIZE > 2 * IDENT_INT (SPECIFIED_SIZE) THEN
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73 COMMENT ("VALUE FOR CHECK_TYPE'STORAGE_SIZE IS MORE THEN " &
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74 "TWICE THE SPECIFIED VALUE IN THE REPRESENTATION " &
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75 "CLAUSE");
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76 END IF;
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77
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78 BEGIN
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79
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80 FOR I IN ACC_ARRAY'RANGE LOOP
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81 ACC_ARRAY (I) := NEW INTEGER'(IDENT_INT (I));
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82 PLACE_I_STOPPED := I;
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83 END LOOP;
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84
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85 FAILED ("NO EXCEPTION RAISED WHEN RESERVED SPACE " &
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86 "EXCEEDED");
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87
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88 EXCEPTION
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89 WHEN STORAGE_ERROR =>
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90 FOR I IN 1 .. PLACE_I_STOPPED LOOP
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91 IF ACC_ARRAY (I).ALL /= IDENT_INT (I) THEN
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92 FAILED ("INCORRECT VALUE FOR ACC_ARRAY (" &
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93 INTEGER'IMAGE (I) & ")");
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94 END IF;
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95 END LOOP;
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96 WHEN OTHERS =>
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97 FAILED ("WRONG EXCEPTION RAISED WHEN RESERVED SPACE " &
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98 "EXCEEDED");
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99 END;
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100
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101 RESULT;
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102
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103 END CD2B15C;
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