From de3f7678d175b65cc84c7023f746a6dc0aaf03ef Mon Sep 17 00:00:00 2001
From: Mehdi Amini <mehdi.amini@apple.com>
Date: Mon, 18 Apr 2016 09:33:41 +0000
Subject: [PATCH] Add missing header (NFC)

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 266597
---
 lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp b/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
index a2f27f841d7b..ddbf101c5af0 100644
--- a/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
+++ b/lld/lib/ReaderWriter/YAML/ReaderWriterYAML.cpp
@@ -18,6 +18,7 @@
 #include "lld/Core/Writer.h"
 #include "lld/ReaderWriter/YamlContext.h"
 #include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/Support/Debug.h"
@@ -819,7 +820,7 @@ template <> struct MappingTraits<const lld::DefinedAtom *> {
     }
 
     ~NormalizedAtom() override = default;
-    
+
     const lld::DefinedAtom *denormalize(IO &io) {
       YamlContext *info = reinterpret_cast<YamlContext *>(io.getContext());
       assert(info != nullptr);