mcs/tests/test-228.cs

   1 //
   2 // Test for bug reported on the list.  The bug was that the
   3 // compiler was generating copies of the static variable, before
   4 // passing it.  A trick that we do for readonly variables
   5 using System;
   6
   7 namespace BadRefTest
   8 {
   9
  10 public class CtorInc
  11 {
  12         static int x, y;
  13
  14         static int IncByRef(ref int i) { return ++i; }
  15
  16         public CtorInc() { IncByRef(ref x); ++y; }
  17
  18         public static bool Results(int total)
  19         {
  20                 Console.WriteLine("CtorInc test {0}: x == {1}, y == {2}",
  21                                 x == y && x == total? "passed": "failed", x, y);
  22
  23                 return x == y && x == total;
  24         }
  25 }
  26
  27 public class Runner
  28 {
  29         public static int Main()
  30         {
  31                 int i = 0;
  32                 for (; i < 5; i++)
  33                 {
  34                         CtorInc t = new CtorInc();
  35                 }
  36                 return CtorInc.Results(i) ? 0 : 1;
  37         }
  38
  39 }
  40 }
  41