Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs1940.cs

@@ -0,0 +1,23 @@
+// CS1940: Ambiguous implementation of the query pattern `Select' for source type `Multiple'
+// Line: 10
+
+class Multiple
+{
+	delegate int D1 (int x);
+	delegate int D2 (int x);
+
+	int Select (D1 d)
+	{
+		return 0;
+	}
+
+	int Select (D2 d)
+	{
+		return 1;
+	}
+
+	public static void Main ()
+	{
+		var q = from x in new Multiple () select x;
+	}
+}