diff --git a/llvm/include/llvm/CodeGen/WinEHFuncInfo.h b/llvm/include/llvm/CodeGen/WinEHFuncInfo.h
index 86ecce3..70d558f 100644
--- a/llvm/include/llvm/CodeGen/WinEHFuncInfo.h
+++ b/llvm/include/llvm/CodeGen/WinEHFuncInfo.h
@@ -110,7 +110,7 @@
   int EHRegNodeEndOffset = INT_MAX;
   int SEHSetFrameOffset = INT_MAX;
 
-  WinEHFuncInfo() {}
+  WinEHFuncInfo();
 };
 
 /// Analyze the IR in ParentFn and it's handlers to build WinEHFuncInfo, which
diff --git a/llvm/lib/CodeGen/WinEHPrepare.cpp b/llvm/lib/CodeGen/WinEHPrepare.cpp
index dc9f78f..52fb922 100644
--- a/llvm/lib/CodeGen/WinEHPrepare.cpp
+++ b/llvm/lib/CodeGen/WinEHPrepare.cpp
@@ -20,7 +20,9 @@
 #include "llvm/ADT/MapVector.h"
 #include "llvm/Analysis/CFG.h"
 #include "llvm/Analysis/EHPersonalities.h"
+#include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/WinEHFuncInfo.h"
+#include "llvm/MC/MCSymbol.h"
 #include "llvm/Pass.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
@@ -1078,3 +1080,5 @@
          "should get invoke with precomputed state");
   LabelToStateMap[InvokeBegin] = std::make_pair(InvokeStateMap[II], InvokeEnd);
 }
+
+WinEHFuncInfo::WinEHFuncInfo() {}