diff --git a/llvm/unittests/Analysis/AliasAnalysisTest.cpp b/llvm/unittests/Analysis/AliasAnalysisTest.cpp
--- a/llvm/unittests/Analysis/AliasAnalysisTest.cpp
+++ b/llvm/unittests/Analysis/AliasAnalysisTest.cpp
@@ -18,6 +18,7 @@
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/IR/Module.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/SourceMgr.h"
 #include "gtest/gtest.h"
 
diff --git a/llvm/unittests/Analysis/CFGTest.cpp b/llvm/unittests/Analysis/CFGTest.cpp
--- a/llvm/unittests/Analysis/CFGTest.cpp
+++ b/llvm/unittests/Analysis/CFGTest.cpp
@@ -16,7 +16,7 @@
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/IR/Module.h"
-#include "llvm/Pass.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/SourceMgr.h"
 #include "gtest/gtest.h"
diff --git a/llvm/unittests/Analysis/UnrollAnalyzerTest.cpp b/llvm/unittests/Analysis/UnrollAnalyzerTest.cpp
--- a/llvm/unittests/Analysis/UnrollAnalyzerTest.cpp
+++ b/llvm/unittests/Analysis/UnrollAnalyzerTest.cpp
@@ -10,6 +10,7 @@
 #include "llvm/AsmParser/Parser.h"
 #include "llvm/IR/Dominators.h"
 #include "llvm/IR/LegacyPassManager.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/SourceMgr.h"
 #include "gtest/gtest.h"
 
diff --git a/llvm/unittests/CodeGen/GlobalISel/GISelMITest.h b/llvm/unittests/CodeGen/GlobalISel/GISelMITest.h
--- a/llvm/unittests/CodeGen/GlobalISel/GISelMITest.h
+++ b/llvm/unittests/CodeGen/GlobalISel/GISelMITest.h
@@ -21,6 +21,7 @@
 #include "llvm/CodeGen/TargetInstrInfo.h"
 #include "llvm/CodeGen/TargetLowering.h"
 #include "llvm/CodeGen/TargetSubtargetInfo.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/FileCheck.h"
 #include "llvm/Support/SourceMgr.h"
 #include "llvm/Support/TargetRegistry.h"
diff --git a/llvm/unittests/CodeGen/TargetOptionsTest.cpp b/llvm/unittests/CodeGen/TargetOptionsTest.cpp
--- a/llvm/unittests/CodeGen/TargetOptionsTest.cpp
+++ b/llvm/unittests/CodeGen/TargetOptionsTest.cpp
@@ -2,6 +2,7 @@
 #include "llvm/CodeGen/TargetPassConfig.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/LegacyPassManager.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/TargetRegistry.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Target/TargetMachine.h"
diff --git a/llvm/unittests/IR/LegacyPassManagerTest.cpp b/llvm/unittests/IR/LegacyPassManagerTest.cpp
--- a/llvm/unittests/IR/LegacyPassManagerTest.cpp
+++ b/llvm/unittests/IR/LegacyPassManagerTest.cpp
@@ -26,7 +26,7 @@
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/Module.h"
 #include "llvm/IR/OptBisect.h"
-#include "llvm/Pass.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/raw_ostream.h"
 #include "gtest/gtest.h"
diff --git a/llvm/unittests/MI/LiveIntervalTest.cpp b/llvm/unittests/MI/LiveIntervalTest.cpp
--- a/llvm/unittests/MI/LiveIntervalTest.cpp
+++ b/llvm/unittests/MI/LiveIntervalTest.cpp
@@ -5,6 +5,7 @@
 #include "llvm/CodeGen/MachineModuleInfo.h"
 #include "llvm/CodeGen/TargetRegisterInfo.h"
 #include "llvm/IR/LegacyPassManager.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/SourceMgr.h"
 #include "llvm/Support/TargetRegistry.h"