diff --git a/llvm/include/llvm/Transforms/Utils/Cloning.h b/llvm/include/llvm/Transforms/Utils/Cloning.h
index 4fce03461deb99..dffb7801bc8e1f 100644
--- a/llvm/include/llvm/Transforms/Utils/Cloning.h
+++ b/llvm/include/llvm/Transforms/Utils/Cloning.h
@@ -19,7 +19,6 @@
 
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Twine.h"
-#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Analysis/AssumptionCache.h"
 #include "llvm/Analysis/InlineCost.h"
 #include "llvm/IR/ValueHandle.h"
@@ -30,6 +29,7 @@
 
 namespace llvm {
 
+class AAResults;
 class AllocaInst;
 class BasicBlock;
 class BlockFrequencyInfo;
diff --git a/llvm/tools/llvm-reduce/deltas/ReduceFunctions.cpp b/llvm/tools/llvm-reduce/deltas/ReduceFunctions.cpp
index 3382f35a945a4a..7652f0fda55f59 100644
--- a/llvm/tools/llvm-reduce/deltas/ReduceFunctions.cpp
+++ b/llvm/tools/llvm-reduce/deltas/ReduceFunctions.cpp
@@ -15,6 +15,7 @@
 #include "ReduceFunctions.h"
 #include "Delta.h"
 #include "llvm/ADT/SetVector.h"
+#include "llvm/IR/Instructions.h"
 #include <set>
 
 using namespace llvm;
diff --git a/llvm/tools/llvm-reduce/deltas/ReduceGlobalVars.cpp b/llvm/tools/llvm-reduce/deltas/ReduceGlobalVars.cpp
index 5732208ee0a961..843ca46458f504 100644
--- a/llvm/tools/llvm-reduce/deltas/ReduceGlobalVars.cpp
+++ b/llvm/tools/llvm-reduce/deltas/ReduceGlobalVars.cpp
@@ -12,6 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "ReduceGlobalVars.h"
+#include "llvm/IR/Constants.h"
 #include <set>
 
 using namespace llvm;
diff --git a/llvm/unittests/Transforms/Utils/CloningTest.cpp b/llvm/unittests/Transforms/Utils/CloningTest.cpp
index fc0b3de23641a5..c8bfd288a4f09c 100644
--- a/llvm/unittests/Transforms/Utils/CloningTest.cpp
+++ b/llvm/unittests/Transforms/Utils/CloningTest.cpp
@@ -9,6 +9,7 @@
 #include "llvm/Transforms/Utils/Cloning.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Analysis/DomTreeUpdater.h"
 #include "llvm/Analysis/LoopInfo.h"
 #include "llvm/AsmParser/Parser.h"