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111
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1 -- C95086C.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 NOT RAISED FOR ACCESS PARAMETERS
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26 -- AFTER THE ENTRY CALL, WHEN AN IN OUT OR OUT FORMAL
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27 -- ACCESS VALUE IS NULL, AND THE ACTUAL PARAMETER HAS
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28 -- DIFFERENT CONSTRAINTS.
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29 --
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30 -- SUBTESTS ARE:
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31 -- (A) IN OUT MODE, STATIC PRIVATE DISCRIMINANT.
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32 -- (B) OUT MODE, DYNAMIC TWO DIMENSIONAL BOUNDS.
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33 -- (C) SAME AS (A), WITH TYPE CONVERSION.
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34 -- (D) SAME AS (B), WITH TYPE CONVERSION.
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35
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36 -- RJW 1/29/86
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37
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38 WITH REPORT; USE REPORT;
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39 PROCEDURE C95086C IS
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40
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41 BEGIN
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42 TEST ("C95086C", "CHECK THAT CONSTRAINT_ERROR IS NOT RAISED " &
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43 "AFTER THE ENTRY CALL, WHEN AN IN OUT OR OUT FORMAL " &
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44 "ACCESS VALUE IS NULL, AND THE ACTUAL PARAMETER HAS " &
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45 "DIFFERENT CONSTRAINTS" );
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46
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47 --------------------------------------------------
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48
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49 DECLARE -- (A)
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50
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51 PACKAGE PKG IS
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52 TYPE E IS (E1, E2);
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53 TYPE T (D : E := E1) IS PRIVATE;
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54 PRIVATE
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55 TYPE T (D : E := E1) IS
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56 RECORD
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57 I : INTEGER;
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58 CASE D IS
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59 WHEN E1 =>
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60 B : BOOLEAN;
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61 WHEN E2 =>
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62 C : CHARACTER;
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63 END CASE;
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64 END RECORD;
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65 END PKG;
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66
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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);
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71 V : A (E1) := NULL;
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72 ENTERED : BOOLEAN := FALSE;
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73
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74 TASK T1 IS
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75 ENTRY P (X : IN OUT SA);
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76 END T1;
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77
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78 TASK BODY T1 IS
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79 BEGIN
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80 ACCEPT P (X : IN OUT SA) DO
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81 ENTERED := TRUE;
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82 X := NULL;
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83 END P;
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84 EXCEPTION
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85 WHEN OTHERS =>
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86 FAILED ("EXCEPTION RAISED IN TASK - (A)");
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87 END T1;
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88
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89 BEGIN -- (A)
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90
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91 T1.P (V);
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92
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93 EXCEPTION
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94 WHEN CONSTRAINT_ERROR =>
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95 IF NOT ENTERED THEN
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96 FAILED ("EXCEPTION RAISED BEFORE CALL - (A)");
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97 ELSE
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98 FAILED ("EXCEPTION RAISED ON RETURN - (A)");
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99 END IF;
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100 WHEN OTHERS =>
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101 FAILED ("EXCEPTION RAISED - (A)");
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102 END; -- (A)
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103
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104 --------------------------------------------------
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105
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106 DECLARE -- (B)
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107
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108 TYPE T IS ARRAY (CHARACTER RANGE <>, BOOLEAN RANGE <>) OF
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109 INTEGER;
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110
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111 TYPE A IS ACCESS T;
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112 SUBTYPE SA IS A ('D'..'F', FALSE..FALSE);
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113 V : A (IDENT_CHAR('A') .. IDENT_CHAR('B'),
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114 IDENT_BOOL(TRUE) .. IDENT_BOOL(TRUE)) := NULL;
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115 ENTERED : BOOLEAN := FALSE;
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116
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117 TASK T1 IS
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118 ENTRY P (X : OUT SA);
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119 END T1;
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120
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121 TASK BODY T1 IS
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122 BEGIN
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123 ACCEPT P (X : OUT SA) DO
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124 ENTERED := TRUE;
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125 X := NULL;
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126 END P;
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127 EXCEPTION
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128 WHEN OTHERS =>
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129 FAILED ("EXCEPTION RAISED IN TASK - (B)");
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130 END T1;
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131
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132 BEGIN -- (B)
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133
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134 T1.P (V);
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135
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136 EXCEPTION
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137 WHEN CONSTRAINT_ERROR =>
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138 IF NOT ENTERED THEN
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139 FAILED ("EXCEPTION RAISED BEFORE CALL - (B)");
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140 ELSE
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141 FAILED ("EXCEPTION RAISED ON RETURN - (B)");
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142 END IF;
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143 WHEN OTHERS =>
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144 FAILED ("EXCEPTION RAISED - (B)");
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145 END; -- (B)
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146
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147 --------------------------------------------------
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148
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149 DECLARE -- (C)
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150
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151 PACKAGE PKG IS
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152 TYPE E IS (E1, E2);
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153 TYPE T (D : E := E1) IS PRIVATE;
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154 PRIVATE
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155 TYPE T (D : E := E1) IS
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156 RECORD
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157 I : INTEGER;
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158 CASE D IS
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159 WHEN E1 =>
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160 B : BOOLEAN;
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161 WHEN E2 =>
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162 C : CHARACTER;
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163 END CASE;
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164 END RECORD;
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165 END PKG;
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166
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167 USE PKG;
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168
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169 TYPE A IS ACCESS T;
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170 SUBTYPE SA IS A (E2);
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171 V : A (E1) := NULL;
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172 ENTERED : BOOLEAN := FALSE;
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173
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174 TASK T1 IS
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175 ENTRY P (X : IN OUT SA);
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176 END T1;
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177
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178 TASK BODY T1 IS
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179 BEGIN
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180 ACCEPT P (X : IN OUT SA) DO
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181 ENTERED := TRUE;
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182 X := NULL;
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183 END P;
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184 EXCEPTION
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185 WHEN OTHERS =>
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186 FAILED ("EXCEPTION RAISED IN TASK - (C)");
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187 END T1;
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188
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189 BEGIN -- (C)
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190
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191 T1.P (SA(V));
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192
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193 EXCEPTION
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194 WHEN CONSTRAINT_ERROR =>
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195 IF NOT ENTERED THEN
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196 FAILED ("EXCEPTION RAISED BEFORE CALL - (C)");
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197 ELSE
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198 FAILED ("EXCEPTION RAISED ON RETURN - (C)");
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199 END IF;
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200 WHEN OTHERS =>
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201 FAILED ("EXCEPTION RAISED - (C)");
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202 END; -- (C)
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203
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204 --------------------------------------------------
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205
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206 DECLARE -- (D)
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207
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208 TYPE T IS ARRAY (CHARACTER RANGE <>, BOOLEAN RANGE <>) OF
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209 INTEGER;
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210
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211 TYPE A IS ACCESS T;
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212 SUBTYPE SA IS A ('D'..'F', FALSE..FALSE);
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213 V : A (IDENT_CHAR('A') .. IDENT_CHAR('B'),
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214 IDENT_BOOL(TRUE) .. IDENT_BOOL(TRUE)) := NULL;
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215 ENTERED : BOOLEAN := FALSE;
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216
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217 TASK T1 IS
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218 ENTRY P (X : OUT SA);
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219 END T1;
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220
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221 TASK BODY T1 IS
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222 BEGIN
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223 ACCEPT P (X : OUT SA) DO
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224 ENTERED := TRUE;
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225 X := NULL;
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226 END P;
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227 EXCEPTION
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228 WHEN OTHERS =>
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229 FAILED ("EXCEPTION RAISED IN TASK - (D)");
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230 END T1;
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231
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232 BEGIN -- (D)
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233
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234 T1.P (SA(V));
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235
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236 EXCEPTION
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237 WHEN CONSTRAINT_ERROR =>
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238 IF NOT ENTERED THEN
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239 FAILED ("EXCEPTION RAISED BEFORE CALL - (D)");
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240 ELSE
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241 FAILED ("EXCEPTION RAISED ON RETURN - (D)");
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242 END IF;
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243 WHEN OTHERS =>
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244 FAILED ("EXCEPTION RAISED - (D)");
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245 END; -- (D)
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246
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247 --------------------------------------------------
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248
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249 RESULT;
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250 END C95086C;
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