Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-611.cs

@@ -0,0 +1,26 @@
+interface I
+{
+}
+
+class X : I
+{
+}
+
+class X2
+{
+	public static void Main ()
+	{
+		Foo<I, I> (new X[0]);
+		Foo<X, I> (new X[0]);
+	}
+
+	static void Foo<T1,T2> (T2[] array) where T1 : class, T2
+	{
+		T1[] a = (T1[])array;
+	}
+
+	static void Foo<T1,T2> (T2[][] array) where T1 : class, T2
+	{
+		T1[][] a = (T1[][])array;
+	}
+}