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111
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1 -- C34014U.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 -- CHECK THAT A DERIVED OPERATOR IS VISIBLE AND FURTHER DERIVABLE
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27 -- UNDER APPROPRIATE CIRCUMSTANCES.
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28
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29 -- CHECK WHEN THE DERIVED OPERATOR IS IMPLICITLY DECLARED IN THE
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30 -- PRIVATE PART OF A PACKAGE AFTER AN EXPLICIT DECLARATION OF A
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31 -- HOMOGRAPHIC OPERATOR IN THE VISIBLE PART.
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32
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33 -- HISTORY:
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34 -- JRK 09/23/87 CREATED ORIGINAL TEST.
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35
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36 WITH REPORT; USE REPORT;
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37
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38 PROCEDURE C34014U IS
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39
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40 PACKAGE P IS
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41 TYPE T IS RANGE -100 .. 100;
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42 FUNCTION "+" (X : T) RETURN T;
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43 END P;
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44 USE P;
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45
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46 PACKAGE BODY P IS
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47 FUNCTION "+" (X : T) RETURN T IS
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48 BEGIN
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49 RETURN X + T (IDENT_INT (1));
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50 END "+";
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51 END P;
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52
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53 BEGIN
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54 TEST ("C34014U", "CHECK THAT A DERIVED OPERATOR IS VISIBLE " &
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55 "AND FURTHER DERIVABLE UNDER APPROPRIATE " &
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56 "CIRCUMSTANCES. CHECK WHEN THE DERIVED " &
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57 "OPERATOR IS IMPLICITLY DECLARED IN THE " &
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58 "PRIVATE PART OF A PACKAGE AFTER AN EXPLICIT " &
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59 "DECLARATION OF A HOMOGRAPHIC OPERATOR IN " &
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60 "THE VISIBLE PART");
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61
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62 -----------------------------------------------------------------
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63
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64 COMMENT ("NEW OPERATOR DECLARED BY SUBPROGRAM DECLARATION");
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65
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66 DECLARE
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67
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68 PACKAGE Q IS
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69 TYPE QT IS PRIVATE;
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70 C0 : CONSTANT QT;
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71 C2 : CONSTANT QT;
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72 FUNCTION "+" (Y : QT) RETURN QT;
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73 TYPE QR1 IS
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74 RECORD
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75 C : QT := +C0;
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76 END RECORD;
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77 PRIVATE
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78 TYPE QT IS NEW T;
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79 C0 : CONSTANT QT := 0;
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80 C2 : CONSTANT QT := 2;
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81 TYPE QR2 IS
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82 RECORD
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83 C : QT := +0;
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84 END RECORD;
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85 TYPE QS IS NEW QT;
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86 END Q;
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87 USE Q;
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88
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89 PACKAGE BODY Q IS
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90 FUNCTION "+" (Y : QT) RETURN QT IS
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91 BEGIN
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92 RETURN Y + QT (IDENT_INT (2));
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93 END "+";
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94
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95 PACKAGE R IS
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96 X : QR1;
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97 Y : QR2;
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98 Z : QS := +0;
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99 END R;
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100 USE R;
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101 BEGIN
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102 IF X.C /= 2 THEN
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103 FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG " &
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104 "DECL - 1");
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105 END IF;
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106
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107 IF Y.C /= 2 THEN
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108 FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG " &
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109 "DECL - 2");
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110 END IF;
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111
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112 IF Z /= 2 THEN
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113 FAILED ("NEW OPERATOR NOT DERIVED - SUBPROG " &
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114 "DECL - 1");
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115 END IF;
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116 END Q;
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117
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118 PACKAGE R IS
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119 Y : QT := +C0;
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120 TYPE RT IS NEW QT;
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121 Z : RT := +RT(C0);
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122 END R;
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123 USE R;
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124
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125 BEGIN
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126 IF Y /= C2 THEN
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127 FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG DECL - 3");
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128 END IF;
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129
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130 IF Z /= RT (C2) THEN
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131 FAILED ("NEW OPERATOR NOT DERIVED - SUBPROG DECL - 2");
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132 END IF;
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133 END;
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134
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135 -----------------------------------------------------------------
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136
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137 COMMENT ("NEW OPERATOR DECLARED BY RENAMING");
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138
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139 DECLARE
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140
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141 PACKAGE Q IS
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142 TYPE QT IS PRIVATE;
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143 C0 : CONSTANT QT;
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144 C2 : CONSTANT QT;
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145 FUNCTION G (X : QT) RETURN QT;
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146 FUNCTION "+" (Y : QT) RETURN QT RENAMES G;
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147 TYPE QR1 IS
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148 RECORD
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149 C : QT := +C0;
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150 END RECORD;
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151 PRIVATE
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152 TYPE QT IS NEW T;
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153 C0 : CONSTANT QT := 0;
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154 C2 : CONSTANT QT := 2;
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155 TYPE QR2 IS
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156 RECORD
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157 C : QT := +0;
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158 END RECORD;
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159 TYPE QS IS NEW QT;
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160 END Q;
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161 USE Q;
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162
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163 PACKAGE BODY Q IS
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164 FUNCTION G (X : QT) RETURN QT IS
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165 BEGIN
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166 RETURN X + QT (IDENT_INT (2));
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167 END G;
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168
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169 PACKAGE R IS
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170 X : QR1;
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171 Y : QR2;
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172 Z : QS := +0;
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173 END R;
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174 USE R;
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175 BEGIN
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176 IF X.C /= 2 THEN
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177 FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING - " &
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178 "1");
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179 END IF;
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180
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181 IF Y.C /= 2 THEN
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182 FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING - " &
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183 "2");
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184 END IF;
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185
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186 IF Z /= 2 THEN
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187 FAILED ("NEW OPERATOR NOT DERIVED - RENAMING - " &
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188 "1");
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189 END IF;
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190 END Q;
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191
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192 PACKAGE R IS
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193 Y : QT := +C0;
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194 TYPE RT IS NEW QT;
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195 Z : RT := +RT(C0);
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196 END R;
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197 USE R;
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198
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199 BEGIN
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200 IF Y /= C2 THEN
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201 FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING - 3");
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202 END IF;
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203
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204 IF Z /= RT (C2) THEN
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205 FAILED ("NEW OPERATOR NOT DERIVED - RENAMING - 2");
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206 END IF;
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207 END;
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208
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209 -----------------------------------------------------------------
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210
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211 RESULT;
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212 END C34014U;
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