Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-exmethod-08.cs

@@ -0,0 +1,17 @@
+
+// It tests collision between multiple external methods and also whether
+// we import external methods when same namespace does not exist locally
+
+using System.Collections.Generic;
+using System.Linq;
+
+class C
+{
+	public static void Main ()
+	{
+		List<int> first  = new List<int> ();
+		List<int> second = new List<int> ();
+
+		IEnumerable<int> q = first.Except(second);
+	}
+}