Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-411.cs

@@ -0,0 +1,31 @@
+using System;
+
+static class Maybe
+{
+	public static Maybe<T> C<T> (T value)
+	{
+		return null;
+	}
+}
+
+sealed class Maybe<T>
+{
+	public Maybe (T value)
+	{
+	}
+}
+
+static class Extensions {
+	public static R Match<T,R>(this T self, params Func<T,Maybe<R>>[] matchers)
+	{
+		return default (R);
+	}
+}
+
+class Test {
+	public static void Main ()
+	{
+		Extensions.Match ("a", s => Maybe.C(s));
+		Extensions.Match ("a", s => Maybe.C(s), s => Maybe.C("a"));
+	}
+}