2 files changed, 14 insertions, 4 deletions
diff --git a/include/clang/Lex/HeaderSearch.h b/include/clang/Lex/HeaderSearch.h
index c5969489f5..84bb37da3a 100644
--- a/include/clang/Lex/HeaderSearch.h
+++ b/include/clang/Lex/HeaderSearch.h
@@ -189,7 +189,7 @@ class HeaderSearch {
   
 public:
   HeaderSearch(FileManager &FM, DiagnosticsEngine &Diags,
-               const LangOptions &LangOpts);
+               const LangOptions &LangOpts, const TargetInfo *Target);
   ~HeaderSearch();
 
   FileManager &getFileMgr() const { return FileMgr; }
@@ -243,6 +243,10 @@ public:
     ExternalSource = ES;
   }
   
+  /// \brief Set the target information for the header search, if not
+  /// already known.
+  void setTarget(const TargetInfo &Target);
+  
   /// LookupFile - Given a "foo" or <foo> reference, look up the indicated file,
   /// return null on failure.
   ///
diff --git a/include/clang/Lex/ModuleMap.h b/include/clang/Lex/ModuleMap.h
index 3e794f5c00..6176ed8c30 100644
--- a/include/clang/Lex/ModuleMap.h
+++ b/include/clang/Lex/ModuleMap.h
@@ -39,7 +39,8 @@ class ModuleMap {
   SourceManager *SourceMgr;
   llvm::IntrusiveRefCntPtr<DiagnosticsEngine> Diags;
   const LangOptions &LangOpts;
-
+  const TargetInfo *Target;
+  
   /// \brief Language options used to parse the module map itself.
   ///
   /// These are always simple C language options.
@@ -89,13 +90,18 @@ public:
   /// diagnostics.
   ///
   /// \param LangOpts Language options for this translation unit.
+  ///
+  /// \param Target The target for this translation unit.
   ModuleMap(FileManager &FileMgr, const DiagnosticConsumer &DC,
-            const LangOptions &LangOpts);
+            const LangOptions &LangOpts, const TargetInfo *Target);
 
   /// \brief Destroy the module map.
   ///
   ~ModuleMap();
-  
+
+  /// \brief Set the target information.
+  void setTarget(const TargetInfo &Target);
+
   /// \brief Retrieve the module that owns the given header file, if any.
   ///
   /// \param File The header file that is likely to be included.