Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/test-async-08.cs

@@ -0,0 +1,31 @@
+// Compiler options: -langversion:future
+
+using System;
+using System.Threading.Tasks;
+
+class AsyncTypeInference
+{
+	public static int Main ()
+	{
+		Test (async l => await Task.Factory.StartNew (() => 1));
+		Test (async l => { return await Task.Factory.StartNew (() => 1); });
+		Test2 (async l => { await TT (); } );
+		Test2 (async l => { TT (); } );
+		return 0;
+	}
+	
+	static Task TT ()
+	{
+		return Task.Factory.StartNew (() => 2);
+	}
+
+	static void Test<T> (Func<int, Task<T>> arg)
+	{
+		arg (0);
+	}
+	
+	static void Test2<T> (Func<int, T> arg)
+	{
+		arg (0);
+	}
+}