mcs/tests/test-646.cs

   1 using System;
   2
   3 // Undocumented IntPtr and UIntPtr conversion exceptions
   4
   5 class Program
   6 {
   7         static long CastUIntPtrToInt64 (UIntPtr ptr)
   8         {
   9                 return (long) ptr;
  10         }
  11
  12         static uint CastIntPtrToUInt32 (IntPtr ptr)
  13         {
  14                 return (uint) ptr;
  15         }
  16
  17         public static int Main ()
  18         {
  19                 if (IntPtr.Size < 8) {
  20                         if (CastUIntPtrToInt64 (new UIntPtr (uint.MaxValue)) != uint.MaxValue)
  21                                 return 1;
  22                         if (CastIntPtrToUInt32 (new IntPtr (int.MaxValue)) != int.MaxValue)
  23                                 return 2;
  24                 } else {
  25                         if (CastUIntPtrToInt64 (new UIntPtr (ulong.MaxValue)) != -1)
  26                                 return 3;
  27
  28                         if (CastIntPtrToUInt32 (new IntPtr (long.MaxValue)) != uint.MaxValue)
  29                                 return 4;
  30                 }
  31
  32                 return 0;
  33         }
  34 }