1 files changed, 10 insertions, 1 deletions
diff --git a/lld/COFF/InputFiles.h b/lld/COFF/InputFiles.h
index 2b045358fca..9e156078422 100644
--- a/lld/COFF/InputFiles.h
+++ b/lld/COFF/InputFiles.h
@@ -15,6 +15,7 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/DenseSet.h"
+#include "llvm/DebugInfo/CodeView/TypeRecord.h"
 #include "llvm/LTO/LTO.h"
 #include "llvm/Object/Archive.h"
 #include "llvm/Object/COFF.h"
@@ -122,9 +123,12 @@ public:
     return Symbols[SymbolIndex];
   }
 
-  // Returns the underying COFF file.
+  // Returns the underlying COFF file.
   COFFObjectFile *getCOFFObj() { return COFFObj.get(); }
 
+  // Whether the object was already merged into the final PDB or not
+  bool wasProcessedForPDB() const { return !!ModuleDBI; }
+
   static std::vector<ObjFile *> Instances;
 
   // Flags in the absolute @feat.00 symbol if it is present. These usually
@@ -147,6 +151,11 @@ public:
 
   const coff_section *AddrsigSec = nullptr;
 
+  // When using Microsoft precompiled headers, this is the PCH's key.
+  // The same key is used by both the precompiled object, and objects using the
+  // precompiled object. Any difference indicates out-of-date objects.
+  llvm::Optional<llvm::codeview::EndPrecompRecord> EndPrecomp;
+
 private:
   void initializeChunks();
   void initializeSymbols();