1 files changed, 24 insertions, 14 deletions
diff --git a/include/clang/Basic/LangOptions.h b/include/clang/Basic/LangOptions.h
index 688047f..ce4ff06 100644
--- a/include/clang/Basic/LangOptions.h
+++ b/include/clang/Basic/LangOptions.h
@@ -15,13 +15,33 @@
 #define LLVM_CLANG_LANGOPTIONS_H
 
 #include <string>
+#include "clang/Basic/LLVM.h"
 #include "clang/Basic/Visibility.h"
+#include "llvm/ADT/IntrusiveRefCntPtr.h"
 
 namespace clang {
 
+/// Bitfields of LangOptions, split out from LangOptions in order to ensure that
+/// this large collection of bitfields is a trivial class type.
+class LangOptionsBase {
+public:
+  // Define simple language options (with no accessors).
+#define LANGOPT(Name, Bits, Default, Description) unsigned Name : Bits;
+#define ENUM_LANGOPT(Name, Type, Bits, Default, Description)
+#include "clang/Basic/LangOptions.def"
+
+protected:
+  // Define language options of enumeration type. These are private, and will
+  // have accessors (below).
+#define LANGOPT(Name, Bits, Default, Description)
+#define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
+  unsigned Name : Bits;
+#include "clang/Basic/LangOptions.def"
+};
+
 /// LangOptions - This class keeps track of the various options that can be
 /// enabled, which controls the dialect of C that is accepted.
-class LangOptions {
+class LangOptions : public RefCountedBase<LangOptions>, public LangOptionsBase {
 public:
   typedef clang::Visibility Visibility;
   
@@ -34,19 +54,6 @@ public:
     SOB_Trapping    // -ftrapv
   };
 
-  // Define simple language options (with no accessors).
-#define LANGOPT(Name, Bits, Default, Description) unsigned Name : Bits;
-#define ENUM_LANGOPT(Name, Type, Bits, Default, Description)
-#include "clang/Basic/LangOptions.def"
-  
-private:
-  // Define language options of enumeration type. These are private, and will
-  // have accessors (below).
-#define LANGOPT(Name, Bits, Default, Description) 
-#define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
-  unsigned Name : Bits;
-#include "clang/Basic/LangOptions.def"
-  
 public:
   std::string ObjCConstantStringClass;
   
@@ -54,6 +61,9 @@ public:
   /// If none is specified, abort (GCC-compatible behaviour).
   std::string OverflowHandler;
 
+  /// \brief The name of the current module.
+  std::string CurrentModule;
+  
   LangOptions();
 
   // Define accessors/mutators for language options of enumeration type.