Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-527.cs

@@ -0,0 +1,20 @@
+public static class CoalescingWithGenericsBug
+{
+	class Service { public void Foo () { } }
+
+	static T Provide<T> () where T : class
+	{
+		return FindExisting<T> () ?? System.Activator.CreateInstance<T> ();
+	}
+
+	static T FindExisting<T> () where T : class
+	{
+		return null;
+	}
+
+	public static int Main ()
+	{
+		Provide<Service> ().Foo ();
+		return 0;
+	}
+}