mcs/tests/test-631.cs

   1 using System;
   2
   3 enum E : uint
   4 {
   5         Value = 24
   6 }
   7
   8 class A
   9 {
  10         public static implicit operator sbyte (A mask)
  11         {
  12                 return 1;
  13         }
  14
  15         public static implicit operator byte (A mask)
  16         {
  17                 return 2;
  18         }
  19
  20         public static implicit operator short (A mask)
  21         {
  22                 return 3;
  23         }
  24
  25         public static implicit operator ushort (A mask)
  26         {
  27                 return 4;
  28         }
  29
  30         public static implicit operator int (A mask)
  31         {
  32                 return 5;
  33         }
  34
  35         public static implicit operator uint (A mask)
  36         {
  37                 return 6;
  38         }
  39
  40         public static implicit operator long (A mask)
  41         {
  42                 return 7;
  43         }
  44
  45         public static implicit operator ulong (A mask)
  46         {
  47                 return 8;
  48         }
  49 }
  50
  51 class A2
  52 {
  53         public static implicit operator sbyte (A2 mask)
  54         {
  55                 return 1;
  56         }
  57
  58         public static implicit operator byte (A2 mask)
  59         {
  60                 return 2;
  61         }
  62
  63         public static implicit operator short (A2 mask)
  64         {
  65                 return 3;
  66         }
  67
  68         public static implicit operator uint (A2 mask)
  69         {
  70                 return 6;
  71         }
  72
  73         public static implicit operator long (A2 mask)
  74         {
  75                 return 7;
  76         }
  77
  78         public static implicit operator ulong (A2 mask)
  79         {
  80                 return 8;
  81         }
  82 }
  83
  84 class A3
  85 {
  86         public static implicit operator sbyte (A3 mask)
  87         {
  88                 return 1;
  89         }
  90
  91         public static implicit operator uint (A3 mask)
  92         {
  93                 return 6;
  94         }
  95
  96         public static implicit operator long (A3 mask)
  97         {
  98                 return 7;
  99         }
 100
 101         public static implicit operator ulong (A3 mask)
 102         {
 103                 return 8;
 104         }
 105 }
 106
 107 class A4
 108 {
 109         public static implicit operator uint (A4 mask)
 110         {
 111                 return 6;
 112         }
 113
 114         public static implicit operator long (A4 mask)
 115         {
 116                 return 7;
 117         }
 118
 119         public static implicit operator ulong (A4 mask)
 120         {
 121                 return 8;
 122         }
 123 }
 124
 125 class A5
 126 {
 127         public static implicit operator uint (A5 mask)
 128         {
 129                 return 6;
 130         }
 131
 132         public static implicit operator int (A5 mask)
 133         {
 134                 return 8;
 135         }
 136 }
 137
 138 class A6
 139 {
 140         public static implicit operator byte (A6 mask)
 141         {
 142                 return 2;
 143         }
 144 }
 145
 146 class MyDecimal
 147 {
 148         public static implicit operator decimal (MyDecimal d)
 149         {
 150                 return 42;
 151         }
 152 }
 153
 154 public class Constraint
 155 {
 156         public static int Main ()
 157         {
 158                 A a = null;
 159                 A2 a2 = null;
 160                 A3 a3 = null;
 161                 A4 a4 = null;
 162                 A5 a5 = null;
 163                 A6 a6 = null;
 164
 165                 if (-a != -5)
 166                         return 1;
 167                 if (-a2 != -3)
 168                         return 2;
 169                 if (-a3 != -1)
 170                         return 3;
 171                 if (-a4 != -7)
 172                         return 4;
 173                 if (-a5 != -8)
 174                         return 5;
 175                 if (-a6 != -2)
 176                         return 6;
 177
 178                 if (~a != -6)
 179                         return 10;
 180                 if (~a2 != -4)
 181                         return 11;
 182                 if (~a3 != -2)
 183                         return 12;
 184                 if (~a4 != 4294967289)
 185                         return 13;
 186                 if (~a5 != -9)
 187                         return 14;
 188                 if (~a6 != -3)
 189                         return 15;
 190
 191                 MyDecimal d = new MyDecimal ();
 192                 if (-d != -42)
 193                         return 20;
 194
 195                 E e = E.Value;
 196                 if (~e != (E)4294967271)
 197                         return 21;
 198
 199                 uint dp = 0;
 200                 dp = +dp;
 201
 202                 Console.WriteLine ("OK");
 203                 return 0;
 204         }
 205
 206 }