1 files changed, 4 insertions, 0 deletions
diff --git a/include/clang/Frontend/ASTUnit.h b/include/clang/Frontend/ASTUnit.h
index b1cdb46d505bf..2a8df1b7b9aeb 100644
--- a/include/clang/Frontend/ASTUnit.h
+++ b/include/clang/Frontend/ASTUnit.h
@@ -51,6 +51,7 @@ class DiagnosticsEngine;
 class FileEntry;
 class FileManager;
 class HeaderSearch;
+class MemoryBufferCache;
 class Preprocessor;
 class PCHContainerOperations;
 class PCHContainerReader;
@@ -84,6 +85,7 @@ private:
   IntrusiveRefCntPtr<DiagnosticsEngine>   Diagnostics;
   IntrusiveRefCntPtr<FileManager>         FileMgr;
   IntrusiveRefCntPtr<SourceManager>       SourceMgr;
+  IntrusiveRefCntPtr<MemoryBufferCache>   PCMCache;
   std::unique_ptr<HeaderSearch>           HeaderInfo;
   IntrusiveRefCntPtr<TargetInfo>          Target;
   std::shared_ptr<Preprocessor>           PP;
@@ -519,6 +521,8 @@ public:
 
   const FileSystemOptions &getFileSystemOpts() const { return FileSystemOpts; }
 
+  IntrusiveRefCntPtr<ASTReader> getASTReader() const;
+
   StringRef getOriginalSourceFileName() {
     return OriginalSourceFile;
   }