Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs4010-2.cs

@@ -0,0 +1,12 @@
+// CS4010: Cannot convert async anonymous method to delegate type `System.Func<string>'
+// Line: 10
+
+using System;
+
+class C
+{
+	public static void Main ()
+	{
+		Func<string> a = async delegate { };
+	}
+}