Index: lld/trunk/COFF/Chunks.cpp
===================================================================
--- lld/trunk/COFF/Chunks.cpp
+++ lld/trunk/COFF/Chunks.cpp
@@ -58,7 +58,8 @@
   // Apply relocations.
   for (const coff_relocation &Rel : Relocs) {
     uint8_t *Off = Buf + FileOff + Rel.VirtualAddress;
-    SymbolBody *Body = File->getSymbolBody(Rel.SymbolTableIndex);
+    SymbolBody *Body =
+        File->getSymbolBody(Rel.SymbolTableIndex)->getReplacement();
     uint64_t S = cast<Defined>(Body)->getRVA();
     uint64_t P = RVA + Rel.VirtualAddress;
     switch (Rel.Type) {
@@ -85,7 +86,7 @@
 
   // Mark all symbols listed in the relocation table for this section.
   for (const coff_relocation &Rel : Relocs) {
-    SymbolBody *B = File->getSymbolBody(Rel.SymbolTableIndex);
+    SymbolBody *B = File->getSymbolBody(Rel.SymbolTableIndex)->getReplacement();
     if (auto *D = dyn_cast<DefinedRegular>(B))
       D->markLive();
   }
@@ -114,7 +115,8 @@
     // address never changes even if image is relocated.
     if (Rel.Type != IMAGE_REL_AMD64_ADDR64)
       continue;
-    SymbolBody *Body = File->getSymbolBody(Rel.SymbolTableIndex);
+    SymbolBody *Body =
+        File->getSymbolBody(Rel.SymbolTableIndex)->getReplacement();
     if (Body == ImageBase)
       continue;
     Res->push_back(RVA + Rel.VirtualAddress);
@@ -186,8 +188,9 @@
       return false;
     if (R1.VirtualAddress != R2.VirtualAddress)
       return false;
-    SymbolBody *B1 = File->getSymbolBody(R1.SymbolTableIndex);
-    SymbolBody *B2 = X->File->getSymbolBody(R2.SymbolTableIndex);
+    SymbolBody *B1 = File->getSymbolBody(R1.SymbolTableIndex)->getReplacement();
+    SymbolBody *B2 =
+        X->File->getSymbolBody(R2.SymbolTableIndex)->getReplacement();
     if (B1 == B2)
       return true;
     auto *D1 = dyn_cast<DefinedRegular>(B1);
Index: lld/trunk/COFF/InputFiles.h
===================================================================
--- lld/trunk/COFF/InputFiles.h
+++ lld/trunk/COFF/InputFiles.h
@@ -10,8 +10,6 @@
 #ifndef LLD_COFF_INPUT_FILES_H
 #define LLD_COFF_INPUT_FILES_H
 
-#include "Chunks.h"
-#include "Symbols.h"
 #include "lld/Core/LLVM.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/LTO/LTOModule.h"
@@ -28,6 +26,10 @@
 using llvm::LTOModule;
 using llvm::object::Archive;
 using llvm::object::COFFObjectFile;
+using llvm::object::COFFSymbolRef;
+
+class Chunk;
+class SymbolBody;
 
 // The root class of input files.
 class InputFile {
@@ -102,7 +104,7 @@
   // Returns a SymbolBody object for the SymbolIndex'th symbol in the
   // underlying object file.
   SymbolBody *getSymbolBody(uint32_t SymbolIndex) {
-    return SparseSymbolBodies[SymbolIndex]->getReplacement();
+    return SparseSymbolBodies[SymbolIndex];
   }
 
   // Returns the underying COFF file.
Index: lld/trunk/COFF/SymbolTable.h
===================================================================
--- lld/trunk/COFF/SymbolTable.h
+++ lld/trunk/COFF/SymbolTable.h
@@ -23,6 +23,12 @@
 namespace lld {
 namespace coff {
 
+class Chunk;
+class Defined;
+class Lazy;
+class SymbolBody;
+struct Symbol;
+
 // SymbolTable is a bucket of all known symbols, including defined,
 // undefined, or lazy symbols (the last one is symbols in archive
 // files whose archive members are not yet loaded).
Index: lld/trunk/COFF/SymbolTable.cpp
===================================================================
--- lld/trunk/COFF/SymbolTable.cpp
+++ lld/trunk/COFF/SymbolTable.cpp
@@ -11,6 +11,7 @@
 #include "Driver.h"
 #include "Error.h"
 #include "SymbolTable.h"
+#include "Symbols.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/LTO/LTOCodeGenerator.h"
 #include "llvm/Support/Debug.h"