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111
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1 -- CC1301A.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 DEFAULT GENERIC SUBPROGRAM PARAMETERS WORK CORRECTLY,
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26 -- INCLUDING OVERLOADED AND PREDEFINED OPERATOR_SYMBOLS,
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27 -- AND SUBPROGRAMS HIDDEN AT THE INSTANTIATION.
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28 -- BOTH KINDS OF DEFAULTS ARE TESTED, FOR BOTH PROCEDURES
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29 -- AND FUNCTIONS.
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30
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31 -- DAT 8/14/81
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32 -- JBG 5/5/83
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33 -- JBG 8/3/83
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34
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35 WITH REPORT; USE REPORT;
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36
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37 PROCEDURE CC1301A IS
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38
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39 FUNCTION "-" (R, S : INTEGER) RETURN INTEGER;
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40
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41 FUNCTION NEXT (X : INTEGER) RETURN INTEGER;
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42
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43 PROCEDURE BUMP (X : IN OUT INTEGER);
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44
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45 GENERIC
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46 WITH FUNCTION "*" (A, B : INTEGER) RETURN INTEGER IS "-";
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47 WITH FUNCTION "+" (R, S: INTEGER) RETURN INTEGER IS
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48 STANDARD."+";
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49 WITH FUNCTION "-" (A, B : INTEGER) RETURN INTEGER IS <> ;
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50 WITH FUNCTION NEXTO (Q : INTEGER) RETURN INTEGER IS NEXT ;
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51 WITH PROCEDURE BUMPO (A : IN OUT INTEGER) IS BUMP;
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52 WITH FUNCTION NEXT (Q : INTEGER) RETURN INTEGER IS <> ;
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53 WITH PROCEDURE BUMP (Q : IN OUT INTEGER) IS <> ;
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54 TYPE INTEGER IS RANGE <> ;
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55 WITH FUNCTION "*" (A , B : INTEGER) RETURN INTEGER IS <> ;
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56 WITH FUNCTION "-" (A, B : INTEGER) RETURN INTEGER IS <> ;
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57 WITH FUNCTION NEXT (Q : INTEGER) RETURN INTEGER IS <> ;
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58 WITH PROCEDURE BUMP (Z : IN OUT INTEGER) IS <> ;
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59 PACKAGE PKG IS
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60 SUBTYPE INT IS STANDARD.INTEGER;
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61 DIFF : INT := -999;
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62 END PKG;
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63
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64 TYPE NEWINT IS NEW INTEGER RANGE -1000 .. 1000;
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65
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66 FUNCTION PLUS (Q1, Q2 : INTEGER) RETURN INTEGER RENAMES "+";
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67
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68 FUNCTION "+" (X, Y : INTEGER) RETURN INTEGER IS
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69 BEGIN
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70 RETURN PLUS (X, PLUS (Y, -10));
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71 -- (X + Y - 10)
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72 END "+";
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73
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74 FUNCTION "-" (R, S : INTEGER) RETURN INTEGER IS
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75 BEGIN
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76 RETURN - R + S;
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77 -- (-R + S - 10)
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78 END "-";
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79
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80 FUNCTION NEXT (X : INTEGER) RETURN INTEGER IS
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81 BEGIN
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82 RETURN X + 1;
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83 -- (X + 1 - 10)
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84 -- (X - 9)
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85 END NEXT;
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86
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87 PROCEDURE BUMP (X : IN OUT INTEGER) IS
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88 BEGIN
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89 X := NEXT (X);
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90 -- (X := X - 9)
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91 END BUMP;
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92
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93 PACKAGE BODY PKG IS
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94 W : INTEGER;
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95 WI : INT;
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96 BEGIN
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97 W := NEXT (INTEGER'(3) * 4 - 2);
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98 -- (W := (4 ** 3 - 2) - 1)
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99 -- (W := 61)
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100 BUMP (W);
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101 -- (W := 61 + 7)
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102 -- (W := 68)
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103 WI := NEXT (INT'(3) * 4 - 2 + NEXTO (0));
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104 -- (3 * 4) => (3 - 4) => (-3 + 4 - 10) = -9
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105 -- ((-9) - 2) => (2 + 2 - (-9) - 20) = -7
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106 -- (-7 + (-9)) => -16
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107 -- (WI := 7 - (-16)) => (WI := 23)
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108 BUMPO (WI);
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109 -- (WI := 23 - 9) (= 14)
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110 BUMP (WI);
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111 -- (WI := 14 - 9) (= 5)
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112 DIFF := STANDARD."-" (INT(W), WI);
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113 -- (DIFF := 68 - 5) (= 63)
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114 END PKG;
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115
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116 FUNCTION "*" (Y, X : NEWINT) RETURN NEWINT IS
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117 BEGIN
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118 RETURN X ** INTEGER(Y);
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119 -- (X,Y) (Y ** X)
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120 END "*";
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121
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122 FUNCTION NEXT (Z : NEWINT) RETURN NEWINT IS
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123 BEGIN
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124 RETURN Z - 1;
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125 -- (Z - 1)
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126 END NEXT;
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127
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128 PROCEDURE BUMP (ZZ : IN OUT NEWINT) IS
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129 BEGIN
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130 FAILED ("WRONG PROCEDURE CALLED");
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131 END BUMP;
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132 BEGIN
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133 TEST ("CC1301A", "DEFAULT GENERIC SUBPROGRAM PARAMETERS");
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134
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135 DECLARE
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136 PROCEDURE BUMP (QQQ : IN OUT NEWINT) IS
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137 BEGIN
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138 QQQ := QQQ + 7;
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139 -- (QQQ + 7)
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140 END BUMP;
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141
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142 FUNCTION NEXT (Q7 : INTEGER) RETURN INTEGER IS
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143 BEGIN
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144 RETURN Q7 - 17;
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145 -- (-Q7 + 17 - 10)
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146 -- (7 - Q7)
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147 END NEXT;
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148
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149 FUNCTION "-" (Q3, Q4 : INTEGER) RETURN INTEGER IS
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150 BEGIN
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151 RETURN -Q3 + Q4 + Q4;
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152 -- (-Q3 + Q4 - 10 + Q4 - 10) = (Q4 + Q4 - Q3 - 20)
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153 END "-";
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154
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155 PACKAGE P1 IS NEW PKG (INTEGER => NEWINT);
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156
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157 BEGIN
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158 IF P1.DIFF /= 63 THEN
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159 FAILED ("WRONG DEFAULT SUBPROGRAM PARAMETERS");
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160 END IF;
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161 END;
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162
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163 RESULT;
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164 END CC1301A;
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