mcs/tests/test-35.cs

   1 //
   2 // This test checks the !x optimization for if/while/for/do
   3 //
   4 class X {
   5
   6         static bool t = true;
   7         static bool f = false;
   8         static int j = 0;
   9
  10         static void a ()
  11         {
  12                 if (!t)
  13                         j = 1;
  14         }
  15
  16         static void w (int x)
  17         {
  18                 System.Console.WriteLine (" " + x);
  19         }
  20
  21         public static int Main ()
  22         {
  23                 int ok = 0, error = 0;
  24
  25                 if (!f)
  26                         ok = 1;
  27                 else
  28                         error++;
  29
  30                 w (1);
  31                 if (f)
  32                         error++;
  33                 else
  34                         ok |= 2;
  35
  36                 w(2);
  37                 if (t)
  38                         ok |= 4;
  39                 else
  40                         error++;
  41
  42                 if (!t)
  43                         error++;
  44                 else
  45                         ok |= 8;
  46
  47                 if (!(t && f == false))
  48                         error++;
  49                 else
  50                         ok |= 16;
  51
  52                 int i = 0;
  53                 w(3);
  54                 do {
  55                         i++;
  56                 } while (!(i > 5));
  57                 if (i != 6)
  58                         error ++;
  59                 else
  60                         ok |= 32;
  61
  62                 w(100);
  63                 System.Console.WriteLine ("Value: " + t);
  64                 do {
  65                         i++;
  66                 } while (!t);
  67
  68                 System.Console.WriteLine ("Ok=" + ok + " Errors=" + error);
  69                 return ((ok == 63) && (error == 0)) ? 0 : 1;
  70         }
  71 }