From a165f882726d86ad4c65a5b72daa5b457af12e6c Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Tue, 12 Feb 2013 16:16:23 -0800
Subject: [PATCH] librustc: Speed up moves a lot. r=nmatsakis

---
 src/librustc/middle/ty.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
index 4350c62af6fc..6ba3aa505e0d 100644
--- a/src/librustc/middle/ty.rs
+++ b/src/librustc/middle/ty.rs
@@ -1932,6 +1932,10 @@ pub fn type_contents(cx: ctxt, ty: t) -> TypeContents {
             Some(tc) => { return *tc; }
             None => {}
         }
+        match cx.tc_cache.find(&ty_id) {    // Must check both caches!
+            Some(tc) => { return *tc; }
+            None => {}
+        }
         cache.insert(ty_id, TC_NONE);
 
         debug!("computing contents of %s", ty_to_str(cx, ty));