Imported Upstream version 3.10.0

Former-commit-id: 172c8e3c300b39d5785c7a3e8dfb08ebdbc1a99b

mcs/tests/test-dictinit-02.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+
+class Program
+{
+	static int Main ()
+	{
+		var c = new C {
+			["l1"] = new C {
+				["l2"] = new C () {
+					Value = 10
+				}
+			},
+			["l5"] = {
+				["51"] = new C () {
+					Value = 100
+				}
+			}
+		};
+
+		if (c ["l1"]["l2"].Value != 10)
+			return 1;
+
+		if (c ["l5"]["51"].Value != 100)
+			return 2;
+
+		return 0;
+	}
+}
+
+
+class C
+{
+	public Dictionary<string, C> Dict = new Dictionary<string, C> ();
+
+	public int Value;
+
+	public C this [string arg] {
+		get {
+			C c;
+			if (!Dict.TryGetValue (arg, out c)) {
+				c = new C ();
+				Dict [arg] = c;
+			}
+
+			return c;
+		}
+		set {
+			Dict [arg] = value;
+		}
+	}
+}