diff --git a/lib/Analysis/EscapeAnalysis.cpp b/lib/Analysis/EscapeAnalysis.cpp
index 67cc600..c621c9f 100644
--- a/lib/Analysis/EscapeAnalysis.cpp
+++ b/lib/Analysis/EscapeAnalysis.cpp
@@ -14,8 +14,11 @@
 #define DEBUG_TYPE "escape-analysis"
 #include "llvm/Analysis/EscapeAnalysis.h"
 #include "llvm/Constants.h"
+#include "llvm/Instructions.h"
 #include "llvm/Module.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Support/InstIterator.h"
+#include "llvm/Target/TargetData.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include <vector>
 using namespace llvm;
@@ -25,6 +28,12 @@
                                       "Pointer Escape Analysis", true, true);
 
 
+void EscapeAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.addRequiredTransitive<TargetData>();
+  AU.addRequiredTransitive<AliasAnalysis>();
+  AU.setPreservesAll();
+}
+
 /// runOnFunction - Precomputation for escape analysis.  This collects all know
 /// "escape points" in the def-use graph of the function.  These are 
 /// instructions which allow their inputs to escape from the current function.  
diff --git a/lib/Analysis/ProfileInfoLoader.cpp b/lib/Analysis/ProfileInfoLoader.cpp
index 7328298..3a0a740 100644
--- a/lib/Analysis/ProfileInfoLoader.cpp
+++ b/lib/Analysis/ProfileInfoLoader.cpp
@@ -18,6 +18,7 @@
 #include "llvm/InstrTypes.h"
 #include "llvm/Support/Streams.h"
 #include <cstdio>
+#include <cstdlib>
 #include <map>
 using namespace llvm;
 
diff --git a/lib/Archive/ArchiveReader.cpp b/lib/Archive/ArchiveReader.cpp
index 8d607f0..b07e884 100644
--- a/lib/Archive/ArchiveReader.cpp
+++ b/lib/Archive/ArchiveReader.cpp
@@ -15,6 +15,7 @@
 #include "llvm/Bitcode/ReaderWriter.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Module.h"
+#include <cstdlib>
 #include <memory>
 using namespace llvm;
 
diff --git a/lib/AsmParser/LLLexer.h b/lib/AsmParser/LLLexer.h
index 5e9843c..adf053c 100644
--- a/lib/AsmParser/LLLexer.h
+++ b/lib/AsmParser/LLLexer.h
@@ -17,9 +17,7 @@
 #include "LLToken.h"
 #include "llvm/ADT/APSInt.h"
 #include "llvm/ADT/APFloat.h"
-#include <iosfwd>
 #include <string>
-#include <vector>
 
 namespace llvm {
   class MemoryBuffer;
diff --git a/lib/CodeGen/MachineDominators.cpp b/lib/CodeGen/MachineDominators.cpp
index 8f67993..f782048 100644
--- a/lib/CodeGen/MachineDominators.cpp
+++ b/lib/CodeGen/MachineDominators.cpp
@@ -26,3 +26,28 @@
 E("machinedomtree", "MachineDominator Tree Construction", true);
 
 const PassInfo *const llvm::MachineDominatorsID = &E;
+
+void MachineDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.setPreservesAll();
+  MachineFunctionPass::getAnalysisUsage(AU);
+}
+
+bool MachineDominatorTree::runOnMachineFunction(MachineFunction &F) {
+  DT->recalculate(F);
+
+  return false;
+}
+
+MachineDominatorTree::MachineDominatorTree()
+    : MachineFunctionPass(intptr_t(&ID)) {
+  DT = new DominatorTreeBase<MachineBasicBlock>(false);
+}
+
+MachineDominatorTree::~MachineDominatorTree() {
+  DT->releaseMemory();
+  delete DT;
+}
+
+void MachineDominatorTree::releaseMemory() {
+  DT->releaseMemory();
+}
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp
index d0baaa8..10f52a6 100644
--- a/lib/CodeGen/MachineLICM.cpp
+++ b/lib/CodeGen/MachineLICM.cpp
@@ -20,7 +20,6 @@
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Compiler.h"
diff --git a/lib/CodeGen/MachineSink.cpp b/lib/CodeGen/MachineSink.cpp
index 0f608d6..8711439 100644
--- a/lib/CodeGen/MachineSink.cpp
+++ b/lib/CodeGen/MachineSink.cpp
@@ -18,7 +18,6 @@
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp
index dc11400..1e72b12 100644
--- a/lib/CodeGen/PostRASchedulerList.cpp
+++ b/lib/CodeGen/PostRASchedulerList.cpp
@@ -32,10 +32,7 @@
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/DenseSet.h"
-#include "llvm/ADT/SmallVector.h"
 #include <map>
-#include <climits>
 using namespace llvm;
 
 STATISTIC(NumStalls, "Number of pipeline stalls");
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 919b94c..1e7d0a8 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -29,6 +29,7 @@
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/ADT/EquivalenceClasses.h"
+#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index ff593c1..9447ff2 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -24,6 +24,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/STLExtras.h"
 using namespace llvm;
 
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index 7635c7e..436056c 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -24,9 +24,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/Compiler.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/PriorityQueue.h"
-#include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index c2b7d3f..3221de0 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -14,7 +14,6 @@
 #define DEBUG_TYPE "isel"
 #include "llvm/CodeGen/SelectionDAGISel.h"
 #include "SelectionDAGBuild.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Constants.h"
 #include "llvm/CallingConv.h"
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.h b/lib/CodeGen/SimpleRegisterCoalescing.h
index abe3929..71a64a2 100644
--- a/lib/CodeGen/SimpleRegisterCoalescing.h
+++ b/lib/CodeGen/SimpleRegisterCoalescing.h
@@ -15,11 +15,9 @@
 #define LLVM_CODEGEN_SIMPLE_REGISTER_COALESCING_H
 
 #include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/RegisterCoalescer.h"
 #include "llvm/ADT/BitVector.h"
-#include "llvm/ADT/IndexedMap.h"
 #include <queue>
 
 namespace llvm {
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index 52a54eb..1d97f67 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -42,7 +42,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 using namespace llvm;
diff --git a/lib/CodeGen/VirtRegMap.h b/lib/CodeGen/VirtRegMap.h
index 52c4486..8b494a7 100644
--- a/lib/CodeGen/VirtRegMap.h
+++ b/lib/CodeGen/VirtRegMap.h
@@ -21,6 +21,7 @@
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/IndexedMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/Streams.h"
 #include <map>
 
diff --git a/lib/Debugger/Debugger.cpp b/lib/Debugger/Debugger.cpp
index 78f48f6..b12d90a 100644
--- a/lib/Debugger/Debugger.cpp
+++ b/lib/Debugger/Debugger.cpp
@@ -18,6 +18,7 @@
 #include "llvm/Debugger/InferiorProcess.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/ADT/StringExtras.h"
+#include <cstdlib>
 #include <memory>
 using namespace llvm;
 
diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.h b/lib/ExecutionEngine/Interpreter/Interpreter.h
index fc7da18..f9555b7 100644
--- a/lib/ExecutionEngine/Interpreter/Interpreter.h
+++ b/lib/ExecutionEngine/Interpreter/Interpreter.h
@@ -17,7 +17,6 @@
 #include "llvm/Function.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
-#include "llvm/ADT/APInt.h"
 #include "llvm/Support/InstVisitor.h"
 #include "llvm/Support/CallSite.h"
 #include "llvm/Target/TargetData.h"
diff --git a/lib/Target/ARM/ARM.h b/lib/Target/ARM/ARM.h
index 4b26b24..0358230 100644
--- a/lib/Target/ARM/ARM.h
+++ b/lib/Target/ARM/ARM.h
@@ -15,7 +15,6 @@
 #ifndef TARGET_ARM_H
 #define TARGET_ARM_H
 
-#include <iosfwd>
 #include <cassert>
 
 namespace llvm {
diff --git a/lib/Target/ARM/ARMConstantPoolValue.h b/lib/Target/ARM/ARMConstantPoolValue.h
index 7b10565..d2b9066 100644
--- a/lib/Target/ARM/ARMConstantPoolValue.h
+++ b/lib/Target/ARM/ARMConstantPoolValue.h
@@ -15,7 +15,7 @@
 #define LLVM_TARGET_ARM_CONSTANTPOOLVALUE_H
 
 #include "llvm/CodeGen/MachineConstantPool.h"
-#include <ostream>
+#include <iosfwd>
 
 namespace llvm {
 
diff --git a/lib/Target/Alpha/Alpha.h b/lib/Target/Alpha/Alpha.h
index f62270d..9af46d0 100644
--- a/lib/Target/Alpha/Alpha.h
+++ b/lib/Target/Alpha/Alpha.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_ALPHA_H
 #define TARGET_ALPHA_H
 
-#include <iosfwd>
-
 namespace llvm {
 
   class AlphaTargetMachine;
diff --git a/lib/Target/Alpha/AlphaInstrInfo.cpp b/lib/Target/Alpha/AlphaInstrInfo.cpp
index bd6f2cf..fa8224f 100644
--- a/lib/Target/Alpha/AlphaInstrInfo.cpp
+++ b/lib/Target/Alpha/AlphaInstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "AlphaInstrInfo.h"
 #include "AlphaGenInstrInfo.inc"
 #include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 using namespace llvm;
 
diff --git a/lib/Target/CellSPU/SPU.h b/lib/Target/CellSPU/SPU.h
index 776b9bf..a6a9110 100644
--- a/lib/Target/CellSPU/SPU.h
+++ b/lib/Target/CellSPU/SPU.h
@@ -16,7 +16,6 @@
 #define LLVM_TARGET_IBMCELLSPU_H
 
 #include "llvm/Support/DataTypes.h"
-#include <iosfwd>
 
 namespace llvm {
   class SPUTargetMachine;
diff --git a/lib/Target/IA64/IA64.h b/lib/Target/IA64/IA64.h
index 1fe1488..030a233 100644
--- a/lib/Target/IA64/IA64.h
+++ b/lib/Target/IA64/IA64.h
@@ -14,8 +14,6 @@
 #ifndef TARGET_IA64_H
 #define TARGET_IA64_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class IA64TargetMachine;
diff --git a/lib/Target/IA64/IA64InstrInfo.cpp b/lib/Target/IA64/IA64InstrInfo.cpp
index a9dce85..0a13c68 100644
--- a/lib/Target/IA64/IA64InstrInfo.cpp
+++ b/lib/Target/IA64/IA64InstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "IA64.h"
 #include "IA64InstrBuilder.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/ADT/SmallVector.h"
 #include "IA64GenInstrInfo.inc"
 using namespace llvm;
 
diff --git a/lib/Target/MSIL/MSILWriter.h b/lib/Target/MSIL/MSILWriter.h
index c64ceee..45f5579 100644
--- a/lib/Target/MSIL/MSILWriter.h
+++ b/lib/Target/MSIL/MSILWriter.h
@@ -27,7 +27,6 @@
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetMachineRegistry.h"
 #include "llvm/Support/Mangler.h"
-#include <algorithm>
 #include <ios>
 using namespace llvm;
 
diff --git a/lib/Target/Mips/Mips.h b/lib/Target/Mips/Mips.h
index 1dc53ca..03f5a52 100644
--- a/lib/Target/Mips/Mips.h
+++ b/lib/Target/Mips/Mips.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_MIPS_H
 #define TARGET_MIPS_H
 
-#include <iosfwd>
-
 namespace llvm {
   class MipsTargetMachine;
   class FunctionPass;
diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h
index fd5658c..b95394e 100644
--- a/lib/Target/Mips/MipsMachineFunction.h
+++ b/lib/Target/Mips/MipsMachineFunction.h
@@ -14,6 +14,7 @@
 #ifndef MIPS_MACHINE_FUNCTION_INFO_H
 #define MIPS_MACHINE_FUNCTION_INFO_H
 
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/VectorExtras.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
diff --git a/lib/Target/PIC16/PIC16.h b/lib/Target/PIC16/PIC16.h
index f35acd5..6850bd6 100644
--- a/lib/Target/PIC16/PIC16.h
+++ b/lib/Target/PIC16/PIC16.h
@@ -15,8 +15,6 @@
 #ifndef LLVM_TARGET_PIC16_H
 #define LLVM_TARGET_PIC16_H
 
-#include <iosfwd>
-
 namespace llvm {
   class PIC16TargetMachine;
   class FunctionPass;
diff --git a/lib/Target/PowerPC/PPC.h b/lib/Target/PowerPC/PPC.h
index 9a8e22e..773b9c1 100644
--- a/lib/Target/PowerPC/PPC.h
+++ b/lib/Target/PowerPC/PPC.h
@@ -15,9 +15,6 @@
 #ifndef LLVM_TARGET_POWERPC_H
 #define LLVM_TARGET_POWERPC_H
 
-#include <iosfwd>
-
-
 // GCC #defines PPC on Linux but we use it as our namespace name
 #undef PPC
 
diff --git a/lib/Target/PowerPC/PPCSubtarget.cpp b/lib/Target/PowerPC/PPCSubtarget.cpp
index e63368b..425d8e6 100644
--- a/lib/Target/PowerPC/PPCSubtarget.cpp
+++ b/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -16,6 +16,7 @@
 #include "llvm/Module.h"
 #include "llvm/Target/TargetMachine.h"
 #include "PPCGenSubtarget.inc"
+#include <cstdlib>
 using namespace llvm;
 
 #if defined(__APPLE__)
diff --git a/lib/Target/Sparc/Sparc.h b/lib/Target/Sparc/Sparc.h
index 1096144..baac8f0 100644
--- a/lib/Target/Sparc/Sparc.h
+++ b/lib/Target/Sparc/Sparc.h
@@ -15,7 +15,6 @@
 #ifndef TARGET_SPARC_H
 #define TARGET_SPARC_H
 
-#include <iosfwd>
 #include <cassert>
 
 namespace llvm {
diff --git a/lib/Target/Sparc/SparcInstrInfo.cpp b/lib/Target/Sparc/SparcInstrInfo.cpp
index 8b07bcb..8601cbe 100644
--- a/lib/Target/Sparc/SparcInstrInfo.cpp
+++ b/lib/Target/Sparc/SparcInstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "SparcSubtarget.h"
 #include "Sparc.h"
 #include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "SparcGenInstrInfo.inc"
 using namespace llvm;
diff --git a/lib/Target/X86/X86.h b/lib/Target/X86/X86.h
index 0c2d3b3..135787b 100644
--- a/lib/Target/X86/X86.h
+++ b/lib/Target/X86/X86.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_X86_H
 #define TARGET_X86_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class X86TargetMachine;
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index cb12a9d..9170c24 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -18,6 +18,7 @@
 #include "X86MachineFunctionInfo.h"
 #include "X86Subtarget.h"
 #include "X86TargetMachine.h"
+#include "llvm/DerivedTypes.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
@@ -1913,7 +1914,7 @@
 }
 
 static MachineInstr *FuseTwoAddrInst(MachineFunction &MF, unsigned Opcode,
-                                     const SmallVector<MachineOperand,4> &MOs,
+                                     const SmallVectorImpl<MachineOperand> &MOs,
                                  MachineInstr *MI, const TargetInstrInfo &TII) {
   // Create the base instruction with the memory operand as the first part.
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
@@ -1939,7 +1940,7 @@
 
 static MachineInstr *FuseInst(MachineFunction &MF,
                               unsigned Opcode, unsigned OpNo,
-                              const SmallVector<MachineOperand,4> &MOs,
+                              const SmallVectorImpl<MachineOperand> &MOs,
                               MachineInstr *MI, const TargetInstrInfo &TII) {
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
   MachineInstrBuilder MIB(NewMI);
@@ -1961,7 +1962,7 @@
 }
 
 static MachineInstr *MakeM0Inst(const TargetInstrInfo &TII, unsigned Opcode,
-                                const SmallVector<MachineOperand,4> &MOs,
+                                const SmallVectorImpl<MachineOperand> &MOs,
                                 MachineInstr *MI) {
   MachineFunction &MF = *MI->getParent()->getParent();
   MachineInstrBuilder MIB = BuildMI(MF, TII.get(Opcode));
@@ -1977,7 +1978,7 @@
 MachineInstr*
 X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
                                     MachineInstr *MI, unsigned i,
-                                    const SmallVector<MachineOperand,4> &MOs) const{
+                                    const SmallVectorImpl<MachineOperand> &MOs) const{
   const DenseMap<unsigned*, unsigned> *OpcodeTablePtr = NULL;
   bool isTwoAddrFold = false;
   unsigned NumOps = MI->getDesc().getNumOperands();
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h
index 21c9a1f..a75c5e6 100644
--- a/lib/Target/X86/X86InstrInfo.h
+++ b/lib/Target/X86/X86InstrInfo.h
@@ -17,7 +17,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "X86.h"
 #include "X86RegisterInfo.h"
-#include "llvm/ADT/IndexedMap.h"
+#include "llvm/ADT/DenseMap.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 
 namespace llvm {
@@ -447,7 +447,7 @@
   MachineInstr* foldMemoryOperandImpl(MachineFunction &MF,
                                       MachineInstr* MI,
                                       unsigned OpNum,
-                                      const SmallVector<MachineOperand,4> &MOs) const;
+                                      const SmallVectorImpl<MachineOperand> &MOs) const;
 };
 
 } // End llvm namespace
diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index 25d7b07..b51a533 100644
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -14,8 +14,6 @@
 #ifndef X86REGISTERINFO_H
 #define X86REGISTERINFO_H
 
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "X86GenRegisterInfo.h.inc"
 
diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 646a953..ded26e8 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -15,7 +15,6 @@
 #define X86SUBTARGET_H
 
 #include "llvm/Target/TargetSubtarget.h"
-
 #include <string>
 
 namespace llvm {
diff --git a/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp b/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
index ba58fbd..848f2b8 100644
--- a/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
+++ b/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
@@ -20,7 +20,6 @@
 #include "llvm/Function.h"
 #include "llvm/Instructions.h"
 #include "llvm/Type.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringExtras.h"
 using namespace llvm;
 
diff --git a/lib/VMCore/Function.cpp b/lib/VMCore/Function.cpp
index 8210350..8eaff88 100644
--- a/lib/VMCore/Function.cpp
+++ b/lib/VMCore/Function.cpp
@@ -18,7 +18,6 @@
 #include "llvm/Support/LeakDetector.h"
 #include "llvm/Support/StringPool.h"
 #include "SymbolTableListTraitsImpl.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/StringExtras.h"
 using namespace llvm;