1 files changed, 5 insertions, 1 deletions
diff --git a/include/clang/Lex/ModuleMap.h b/include/clang/Lex/ModuleMap.h
index 2b18a7d..0b03c4a 100644
--- a/include/clang/Lex/ModuleMap.h
+++ b/include/clang/Lex/ModuleMap.h
@@ -452,9 +452,13 @@ public:
   /// \param HomeDir The directory in which relative paths within this module
   ///        map file will be resolved.
   ///
+  /// \param ExternModuleLoc The location of the "extern module" declaration
+  ///        that caused us to load this module map file, if any.
+  ///
   /// \returns true if an error occurred, false otherwise.
   bool parseModuleMapFile(const FileEntry *File, bool IsSystem,
-                          const DirectoryEntry *HomeDir);
+                          const DirectoryEntry *HomeDir,
+                          SourceLocation ExternModuleLoc = SourceLocation());
     
   /// \brief Dump the contents of the module map, for debugging purposes.
   void dump();