From a3f5f80f2bfdd966bbacf0d036f2350bf9051b12 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 13 Nov 2003 04:11:30 +0000
Subject: [PATCH] Remove needless dependence on boost

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9961 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/Support/STLExtras.h  | 5 ++---
 include/llvm/ADT/STLExtras.h | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/include/Support/STLExtras.h b/include/Support/STLExtras.h
index 06a15734a7b..b8e61283ed3 100644
--- a/include/Support/STLExtras.h
+++ b/include/Support/STLExtras.h
@@ -19,7 +19,6 @@
 
 #include <functional>
 #include "Support/iterator"
-#include "boost/type_traits/transform_traits.hpp"
 
 namespace llvm {
 
@@ -260,8 +259,8 @@ namespace
 {
   template <typename T1, typename T2>
   struct tier {
-    typedef typename boost::add_reference<T1>::type first_type;
-    typedef typename boost::add_reference<T2>::type second_type;
+    typedef T1 &first_type;
+    typedef T2 &second_type;
 
     first_type first;
     second_type second;
diff --git a/include/llvm/ADT/STLExtras.h b/include/llvm/ADT/STLExtras.h
index 06a15734a7b..b8e61283ed3 100644
--- a/include/llvm/ADT/STLExtras.h
+++ b/include/llvm/ADT/STLExtras.h
@@ -19,7 +19,6 @@
 
 #include <functional>
 #include "Support/iterator"
-#include "boost/type_traits/transform_traits.hpp"
 
 namespace llvm {
 
@@ -260,8 +259,8 @@ namespace
 {
   template <typename T1, typename T2>
   struct tier {
-    typedef typename boost::add_reference<T1>::type first_type;
-    typedef typename boost::add_reference<T2>::type second_type;
+    typedef T1 &first_type;
+    typedef T2 &second_type;
 
     first_type first;
     second_type second;