From c342b58b23aa735cfc08cc6798635c11259d271a Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Thu, 15 Jan 2015 18:18:19 -0800
Subject: [PATCH] Adding reference to core.ts in sys.ts

---
 src/compiler/sys.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/compiler/sys.ts b/src/compiler/sys.ts
index eba766162f7..8d7b1104ff5 100644
--- a/src/compiler/sys.ts
+++ b/src/compiler/sys.ts
@@ -1,3 +1,4 @@
+/// <reference path="core.ts"/>
 
 module ts {
     export interface System {