Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-variance-2.cs

@@ -0,0 +1,31 @@
+interface IFoo<in T>
+{
+	string Bar (T t);
+}
+
+class Foo : IFoo<object>
+{
+	public string Bar (object t)
+	{
+		return t.GetType ().FullName;
+	}
+}
+
+public class Test
+{
+	public static int Main ()
+	{
+		IFoo<object> foo = new Foo ();
+		IFoo<string> foo2 = foo;
+
+		if (foo2.Bar ("blah") != typeof (string).FullName)
+			return 1;
+
+		foo2 = new Foo();
+		if (foo2.Bar ("blah") != typeof (string).FullName)
+			return 2;
+		
+
+		return 0;
+	}
+}