diff --git a/llvm/tools/lto/LTOCodeGenerator.cpp b/llvm/tools/lto/LTOCodeGenerator.cpp
index c6da960bb196..52495dab91af 100644
--- a/llvm/tools/lto/LTOCodeGenerator.cpp
+++ b/llvm/tools/lto/LTOCodeGenerator.cpp
@@ -35,22 +35,15 @@
 #include "llvm/Transforms/IPO.h"
 #include "llvm/Transforms/IPO/PassManagerBuilder.h"
 #include "llvm/Support/CommandLine.h"
-#include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/SystemUtils.h"
 #include "llvm/Support/ToolOutputFile.h"
 #include "llvm/Support/Host.h"
-#include "llvm/Support/Program.h"
 #include "llvm/Support/Signals.h"
 #include "llvm/Support/TargetRegistry.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Support/system_error.h"
 #include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/Triple.h"
-#include <cstdlib>
-#include <unistd.h>
-#include <fcntl.h>
 using namespace llvm;
 
 static cl::opt<bool> DisableInline("disable-inlining",