diff --git a/clang/lib/Basic/SourceLocation.cpp b/clang/lib/Basic/SourceLocation.cpp
index 89ddbc9..71f74e4 100644
--- a/clang/lib/Basic/SourceLocation.cpp
+++ b/clang/lib/Basic/SourceLocation.cpp
@@ -1,4 +1,4 @@
-//==--- SourceLocation.cpp - Compact identifier for Source Files -*- C++ -*-==//
+//===- SourceLocation.cpp - Compact identifier for Source Files -----------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -12,10 +12,17 @@
 //===----------------------------------------------------------------------===//
 
 #include "clang/Basic/SourceLocation.h"
+#include "clang/Basic/LLVM.h"
 #include "clang/Basic/PrettyStackTrace.h"
 #include "clang/Basic/SourceManager.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/raw_ostream.h"
-#include <cstdio>
+#include <cassert>
+#include <string>
+#include <utility>
+
 using namespace clang;
 
 //===----------------------------------------------------------------------===//
@@ -81,7 +88,6 @@
   return SrcMgr->getFileID(*this);
 }
 
-
 FullSourceLoc FullSourceLoc::getExpansionLoc() const {
   assert(isValid());
   return FullSourceLoc(SrcMgr->getExpansionLoc(*this), *SrcMgr);