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111
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1 -- C95085L.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 -- CHECK THAT CONSTRAINT_ERROR IS RAISED UNDER THE APPROPRIATE
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26 -- CIRCUMSTANCES FOR ACCESS PARAMETERS IN ENTRY CALLS, NAMELY WHEN
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27 -- THE ACTUAL INDEX BOUNDS OR DISCRIMINANTS ARE NOT EQUAL
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28 -- TO THE FORMAL CONSTRAINTS BEFORE THE CALL (FOR IN AND IN OUT
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29 -- MODES), AND WHEN THE FORMAL CONSTRAINTS ARE NOT EQUAL TO THE
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30 -- ACTUAL CONSTRAINTS UPON RETURN (FOR IN OUT AND OUT MODES).
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31
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32 -- (I) AFTER RETURN, OUT MODE, CONSTRAINED FORMAL, STATIC
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33 -- PRIVATE DISCRIMINANTS.
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34
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35 -- JWC 10/24/85
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36
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37 WITH REPORT; USE REPORT;
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38 PROCEDURE C95085L IS
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39
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40 BEGIN
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41 TEST ("C95085L", "CHECK THAT CONSTRAINT_ERROR IS RAISED " &
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42 "APPROPRIATELY FOR ACCESS PARAMETERS");
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43
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44 --------------------------------------------------
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45
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46 DECLARE
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47
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48 CALLED : BOOLEAN := FALSE;
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49
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50 PACKAGE PKG IS
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51 TYPE E IS (E1, E2, E3);
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52 TYPE T (D : E := E1; B : BOOLEAN := FALSE) IS
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53 PRIVATE;
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54 PRIVATE
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55 TYPE ARR IS ARRAY (E RANGE <>) OF INTEGER;
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56 TYPE T (D : E := E1; B : BOOLEAN := FALSE) IS
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57 RECORD
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58 I : INTEGER;
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59 CASE B IS
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60 WHEN FALSE =>
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61 J : INTEGER;
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62 WHEN TRUE =>
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63 A : ARR (E1 .. D);
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64 END CASE;
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65 END RECORD;
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66 END PKG;
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67 USE PKG;
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68
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69 TYPE A IS ACCESS T;
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70 SUBTYPE SA IS A (E2, TRUE);
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71 V : A (E2, FALSE) := NEW T (E2, FALSE);
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72
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73 TASK TSK IS
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74 ENTRY E (X : OUT SA);
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75 END TSK;
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76
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77 TASK BODY TSK IS
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78 BEGIN
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79 SELECT
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80 ACCEPT E (X : OUT SA) DO
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81 CALLED := TRUE;
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82 X := NEW T (E2, TRUE);
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83 END E;
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84 OR
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85 TERMINATE;
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86 END SELECT;
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87 EXCEPTION
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88 WHEN OTHERS =>
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89 FAILED ("EXCEPTION RAISED IN TASK BODY");
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90 END TSK;
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91
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92 BEGIN
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93
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94 TSK.E (V);
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95 FAILED ("EXCEPTION NOT RAISED AFTER RETURN");
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96
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97 EXCEPTION
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98 WHEN CONSTRAINT_ERROR =>
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99 IF NOT CALLED THEN
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100 FAILED ("EXCEPTION RAISED BEFORE CALL");
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101 END IF;
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102 WHEN OTHERS =>
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103 FAILED ("WRONG EXCEPTION RAISED");
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104 END;
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105
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106 ------------------------------------------------
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107
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108 RESULT;
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109 END C95085L;
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