1 files changed, 4 insertions, 0 deletions
diff --git a/include/clang/Frontend/FrontendOptions.h b/include/clang/Frontend/FrontendOptions.h
index 0f4538976d..4010ea6dd7 100644
--- a/include/clang/Frontend/FrontendOptions.h
+++ b/include/clang/Frontend/FrontendOptions.h
@@ -62,6 +62,9 @@ public:
   unsigned RelocatablePCH : 1;             ///< When generating PCH files,
                                            /// instruct the PCH writer to create
                                            /// relocatable PCH files.
+  unsigned ChainedPCH : 1;                 ///< When generating PCH files,
+                                           /// instruct the PCH writer to create
+                                           /// chained PCH files.
   unsigned ShowHelp : 1;                   ///< Show the -help text.
   unsigned ShowMacrosInCodeCompletion : 1; ///< Show macros in code completion
                                            /// results.
@@ -114,6 +117,7 @@ public:
     ProgramAction = frontend::ParseSyntaxOnly;
     ActionName = "";
     RelocatablePCH = 0;
+    ChainedPCH = 0;
     ShowHelp = 0;
     ShowMacrosInCodeCompletion = 0;
     ShowCodePatternsInCodeCompletion = 0;