Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/test-15.cs

@@ -0,0 +1,36 @@
+using System;
+
+interface Iface {
+	int A ();
+}
+
+class Implementor : Iface {
+	public int A () {
+		return 1;
+	}
+}
+
+struct StructImplementor : Iface {
+	public int A () {
+		return 2;
+	}
+}
+class Run {
+
+	public static int Main ()
+	{
+		Iface iface;
+		Implementor i = new Implementor ();
+
+		iface = i;
+		if (iface.A () != 1)
+			return 1;
+
+		StructImplementor s = new StructImplementor ();
+		Iface xiface = (Iface) s;
+		if (xiface.A () != 2)
+			return 2;
+		
+		return 0;
+	}
+}