60 lines
687 B
C#
60 lines
687 B
C#
using System;
|
|
using System.Reflection;
|
|
using System.Runtime.InteropServices;
|
|
|
|
struct S
|
|
{
|
|
}
|
|
|
|
public class G<T>
|
|
{
|
|
|
|
public object M1 (T o = default (T))
|
|
{
|
|
return o;
|
|
}
|
|
|
|
public object M2 ([Optional] T o)
|
|
{
|
|
return o;
|
|
}
|
|
}
|
|
|
|
public class C
|
|
{
|
|
public static object Test ([Optional] dynamic a)
|
|
{
|
|
return a;
|
|
}
|
|
|
|
void TestS (S s = default (S))
|
|
{
|
|
}
|
|
|
|
object TestD (dynamic o = null)
|
|
{
|
|
return o;
|
|
}
|
|
|
|
public static int Main ()
|
|
{
|
|
if (Test () != Missing.Value)
|
|
return 1;
|
|
|
|
dynamic d = new C ();
|
|
d.TestS ();
|
|
|
|
if (d.TestD () != null)
|
|
return 2;
|
|
|
|
d = new G<string> ();
|
|
if (d.M1 () != null)
|
|
return 3;
|
|
|
|
if (d.M2 () != null)
|
|
return 4;
|
|
|
|
return 0;
|
|
}
|
|
}
|