From 54ea70d2d66043e466339f40faf8e69d054f3143 Mon Sep 17 00:00:00 2001
From: Leo Horie <leohorie@hotmail.com>
Date: Thu, 23 Jul 2015 22:10:59 -0400
Subject: [PATCH] dereference unused dom elements, controllers and components

---
 mithril.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mithril.js b/mithril.js
index a2e9811a..09884098 100644
--- a/mithril.js
+++ b/mithril.js
@@ -778,6 +778,11 @@ var m = (function app(window, undefined) {
 			endFirstComputation();
 			return controllers[index];
 		}
+		if (!component) {
+			roots.splice(index, 1)
+			controllers.splice(index, 1)
+			components.splice(index, 1)
+		}
 	};
 	var redrawing = false, forcing = false;
 	m.redraw = function(force) {