mcs/tests/test-709.cs

   1 // Compiler options: -unsafe
   2
   3 using System;
   4
   5 class C
   6 {
   7         static unsafe void CopyTo (int sourceIndex, char[] destination, int destinationIndex, int count)
   8         {
   9                 string s = "test string-";
  10                 fixed (char* dest = destination, src = s)
  11                 {
  12                         CharCopy (dest + destinationIndex, src + sourceIndex, count);
  13                 }
  14         }
  15
  16         static unsafe void CharCopy (char *dest, char *src, int count)
  17         {
  18                 for (int i = 0; i < count; i++) {
  19                         *dest++ = *src++;
  20                 }
  21         }
  22
  23         public static int Main ()
  24         {
  25                 CopyTo (5, null, 0, 0);
  26
  27                 char[] output = new char [6];
  28                 CopyTo (5, output, 0, 6);
  29                 string s = new string (output);
  30                 Console.WriteLine (s);
  31                 if (s != "string")
  32                         return 1;
  33
  34                 return 0;
  35         }
  36 }