1 files changed, 11 insertions, 0 deletions
diff --git a/include/clang/Frontend/PCHReader.h b/include/clang/Frontend/PCHReader.h
index 0c8520ceb4..c6f7ad9301 100644
--- a/include/clang/Frontend/PCHReader.h
+++ b/include/clang/Frontend/PCHReader.h
@@ -27,6 +27,7 @@
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Bitcode/BitstreamReader.h"
+#include "llvm/Support/Allocator.h"
 #include "llvm/Support/DataTypes.h"
 #include <map>
 #include <string>
@@ -85,6 +86,9 @@ private:
   /// \brief The bitstream reader from which we'll read the PCH file.
   llvm::BitstreamReader Stream;
 
+  /// \brief Allocator used for IdentifierInfo objects.
+  llvm::BumpPtrAllocator Alloc;
+
   /// \brief The file name of the PCH file.
   std::string FileName;
 
@@ -370,6 +374,13 @@ public:
   IdentifierInfo *GetIdentifierInfo(const RecordData &Record, unsigned &Idx) {
     return DecodeIdentifierInfo(Record[Idx++]);
   }
+
+  /// \brief Builds a new IdentifierInfo object that refers to a
+  /// string stored within the PCH file.
+  ///
+  /// \brief Str must be a pointer into the start of a string within
+  /// IdentifierTableData.
+  IdentifierInfo &BuildIdentifierInfoInsidePCH(const unsigned char *Str);
   
   Selector DecodeSelector(unsigned Idx);