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1 -- C87A05B.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 FUNCTION CALLS AND INDEXED COMPONENT EXPRESSIONS CAN BE
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26 -- DISTINGUISHED BY THE RULES OF OVERLOADING RESOLUTION.
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27 --
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28 -- PART 2 : CORRECT RESOLUTION IS FUNCTION CALL
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29
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30 -- TRH 15 JULY 82
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31 -- DSJ 09 JUNE 83
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32
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33 WITH REPORT; USE REPORT;
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34
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35 PROCEDURE C87A05B IS
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36
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37 OK : BOOLEAN := TRUE;
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38 TYPE VECTOR IS ARRAY (1 .. 5) OF BOOLEAN;
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39
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40 PROCEDURE P (ARG : CHARACTER := 'A') IS
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41 BEGIN
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42 OK := FALSE;
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43 END P;
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44
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45 PROCEDURE P IS
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46 BEGIN
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47 OK := FALSE;
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48 END P;
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49
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50 PROCEDURE P (ARG : INTEGER) IS -- THIS IS CORRECT P
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51 BEGIN
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52 OK := (ARG = 1);
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53 END P;
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54
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55 FUNCTION Y RETURN VECTOR IS
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56 BEGIN
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57 OK := FALSE;
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58 RETURN (VECTOR'RANGE => TRUE);
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59 END Y;
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60
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61 FUNCTION Y RETURN CHARACTER IS
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62 BEGIN
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63 OK := FALSE;
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64 RETURN 'A';
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65 END Y;
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66
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67 FUNCTION Y (ARG : FLOAT) RETURN FLOAT IS
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68 BEGIN
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69 OK := FALSE;
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70 RETURN 0.0;
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71 END Y;
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72
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73 FUNCTION Y (ARG : CHARACTER) RETURN INTEGER IS
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74 BEGIN
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75 OK := FALSE;
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76 RETURN 0;
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77 END Y;
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78
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79 FUNCTION Y (ARG : FLOAT) RETURN INTEGER IS -- THIS IS CORRECT Y
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80 BEGIN
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81 RETURN 1;
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82 END Y;
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83
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84 FUNCTION Z RETURN INTEGER IS
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85 BEGIN
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86 OK := FALSE;
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87 RETURN 3;
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88 END Z;
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89
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90 FUNCTION Z RETURN FLOAT IS -- THIS IS CORRECT Z
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91 BEGIN
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92 RETURN 3.0;
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93 END Z;
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94
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95 BEGIN
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96 TEST ("C87A05B","OVERLOADING RESOLUTION FOR DISTINGUISHING " &
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97 "FUNCTION CALLS FROM INDEXED COMPONENTS WHERE CORRECT " &
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98 "RESOLUTION IS FUNCTION CALL");
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99
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100 P (Y (Z) );
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101
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102 IF NOT OK THEN
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103 FAILED ("RESOLUTION INCORRECT");
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104 END IF;
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105
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106 RESULT;
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107 END C87A05B;
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