Imported Upstream version 3.10.0

Former-commit-id: 172c8e3c300b39d5785c7a3e8dfb08ebdbc1a99b

mcs/tests/test-async-75.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Threading.Tasks;
+using System.Runtime.CompilerServices;
+using System.Reflection;
+
+class CorrectEncodingOfNestedTypes
+{
+	static async Task<T> GetAsync<T>(string s) where T : new()
+	{
+		return await Task.Factory.StartNew(async () => {
+				var response = await Task.FromResult (s);
+				return (T)new object();
+			}).Unwrap();
+	}
+
+	public static int Main ()
+	{
+		var t = typeof (CorrectEncodingOfNestedTypes).GetNestedTypes (BindingFlags.NonPublic) [0].GetNestedTypes (BindingFlags.NonPublic) [0];
+		var m = t.GetMethods (BindingFlags.NonPublic | BindingFlags.Instance) [0];
+		var ca = (AsyncStateMachineAttribute) m.GetCustomAttributes (true) [0];
+		if (ca.StateMachineType.GetGenericArguments ().Length != 1)
+			return 1;
+
+		return 0;
+	}
+}