From d0692a28689fcf15a9737b67f415fdbb9e13dcc5 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Wed, 12 Nov 2014 03:17:33 +0000
Subject: [PATCH] Revert "Use a function_ref now that it works (r221753)."

This reverts commit r221756.

David Blaikie pointed out it was unsafe.

llvm-svn: 221761
---
 llvm/include/llvm/Linker/Linker.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/llvm/include/llvm/Linker/Linker.h b/llvm/include/llvm/Linker/Linker.h
index 4d1a32d..d1c02c2 100644
--- a/llvm/include/llvm/Linker/Linker.h
+++ b/llvm/include/llvm/Linker/Linker.h
@@ -11,8 +11,8 @@
 #define LLVM_LINKER_LINKER_H
 
 #include "llvm/ADT/SmallPtrSet.h"
-#include "llvm/ADT/STLExtras.h"
 
+#include <functional>
 
 namespace llvm {
 class DiagnosticInfo;
@@ -25,7 +25,7 @@ class StructType;
 /// something with it after the linking.
 class Linker {
   public:
-    typedef function_ref<void(const DiagnosticInfo &)>
+    typedef std::function<void(const DiagnosticInfo &)>
         DiagnosticHandlerFunction;
 
     Linker(Module *M, DiagnosticHandlerFunction DiagnosticHandler);
-- 
2.7.4