tests/test-524.cs

   1 using System;
   2 public class Foo {
   3    public static int Main()
   4    {
   5            try {
   6                    lock (null) {
   7                    }
   8            }
   9            catch (ArgumentNullException) {
  10                    return 0;
  11            }
  12            return 1;
  13    }
  14 }