From 517725c571c2023428ce73793ca7e481fb4c1d10 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20K=C3=A5re=20Alsaker?= <john.kare.alsaker@gmail.com>
Date: Tue, 11 Dec 2018 18:44:57 +0100
Subject: [PATCH] Add a comment

---
 src/librustc/hir/map/mod.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/librustc/hir/map/mod.rs b/src/librustc/hir/map/mod.rs
index 9b84e0570f24..de8a375ca6dd 100644
--- a/src/librustc/hir/map/mod.rs
+++ b/src/librustc/hir/map/mod.rs
@@ -160,6 +160,9 @@ impl Forest {
         &self.krate
     }
 
+    /// This is internally in the depedency tracking system.
+    /// Use the `krate` method to ensure your dependency on the
+    /// crate is tracked.
     pub fn untracked_krate<'hir>(&'hir self) -> &'hir Crate {
         &self.krate
     }