mcs/tests/test-499.cs

   1 using System;
   2
   3 class A
   4 {
   5         static int switch1 (ulong a)
   6         {
   7                 switch (a) {
   8                 case long.MaxValue - 1:
   9                         return 1;
  10                 case long.MaxValue + (ulong) 1:
  11                         return 2;
  12                 case long.MaxValue + (ulong) 2:
  13                         return 3;
  14                 case long.MaxValue + (ulong) 3:
  15                         break;
  16                 default:
  17                         return 4;
  18                 }
  19
  20                 return 5;
  21         }
  22
  23         static int switch2 (sbyte a)
  24         {
  25                 switch (a) {
  26                 case 0:
  27                         return 1;
  28                 case -1:
  29                         return 2;
  30                 }
  31
  32                 return 0;
  33         }
  34
  35         static int switch3 (long a)
  36         {
  37                 switch (a) {
  38                 case 0:
  39                         return 1;
  40                 case -1:
  41                         return 2;
  42                 }
  43
  44                 return 0;
  45         }
  46
  47         static int switch4 (ulong a)
  48         {
  49                 switch (a) {
  50                 case long.MaxValue:
  51                         goto case ulong.MaxValue;
  52
  53                 case ulong.MaxValue:
  54                         return 4;
  55                 }
  56
  57                 return 0;
  58         }
  59
  60         static int switch5(ulong x)
  61         {
  62                 switch (x) {
  63                 case 0:
  64                         break;
  65                 default:
  66                         return 1;
  67                 }
  68
  69                 return 2;
  70         }
  71
  72         public static int Main ()
  73         {
  74                 if (switch1 (long.MaxValue + (ulong) 1) != 2)
  75                         return 1;
  76
  77                 if (switch2 (-1) != 2)
  78                         return 2;
  79
  80                 if (switch3 (-1) != 2)
  81                         return 3;
  82
  83                 if (switch4 (ulong.MaxValue) != 4)
  84                         return 4;
  85
  86                 if (switch4 (long.MaxValue) != 4)
  87                         return 41;
  88
  89                 if (switch5 (0) != 2)
  90                         return 5;
  91
  92                 Console.WriteLine ("1");
  93                 return 0;
  94         }
  95 }