Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-etree-16.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Linq.Expressions;
+
+public class Program
+{
+	public static int Main ()
+	{
+		Expression<Action<IHelper>> e = (helper => helper.DoIt (null));
+		var mce = e.Body as MethodCallExpression;
+		var et = mce.Arguments[0].NodeType;
+		Console.WriteLine (et);
+		if (et != ExpressionType.Constant)
+			return 1;
+
+		return 0;
+	}
+}
+
+public class Foo { }
+
+public interface IHelper
+{
+	void DoIt (Foo foo);
+}