mono/tests/tailcall/coreclr/JIT/Methodical/Boxing/misc/tailjump.cs

   1 // Licensed to the .NET Foundation under one or more agreements.
   2 // The .NET Foundation licenses this file to you under the MIT license.
   3 // See the LICENSE file in the project root for more information.
   4
   5 using System;
   6
   7 namespace BoxTest
   8 {
   9     internal class Test
  10     {
  11         protected object Fibonacci(object num, object flag)
  12         {
  13             if ((bool)flag)
  14                 return Fibonacci2(num, flag);
  15             if (((int)num % 2) == 0)
  16                 return Fibonacci2(num, flag);
  17             return Fibonacci2(num, flag);
  18         }
  19
  20         protected object Fibonacci2(object num, object flag)
  21         {
  22             int N;
  23             if ((int)num <= 1)
  24                 N = (int)num;
  25             else
  26                 N = (int)Fibonacci((int)num - 2, false) + (int)Fibonacci((int)num - 1, flag);
  27             if ((bool)flag)
  28                 Console.Write(N.ToString() + " ");
  29             return N;
  30         }
  31
  32         private static int Main()
  33         {
  34             new Test().Fibonacci(20, true);
  35             Console.WriteLine();
  36             Console.WriteLine("*** PASSED ***");
  37             return 100;
  38         }
  39     }
  40 }