1 files changed, 3 insertions, 6 deletions
diff --git a/clang/lib/Serialization/ASTReaderDecl.cpp b/clang/lib/Serialization/ASTReaderDecl.cpp
index 11148ebc5ef..71c51f5d7d0 100644
--- a/clang/lib/Serialization/ASTReaderDecl.cpp
+++ b/clang/lib/Serialization/ASTReaderDecl.cpp
@@ -2883,15 +2883,12 @@ namespace {
         Tail(0) 
     {
       // Populate the name -> category map with the set of known categories.
-      for (ObjCInterfaceDecl::known_categories_iterator
-             Cat = Interface->known_categories_begin(),
-             CatEnd = Interface->known_categories_end();
-           Cat != CatEnd; ++Cat) {
+      for (auto *Cat : Interface->known_categories()) {
         if (Cat->getDeclName())
-          NameCategoryMap[Cat->getDeclName()] = *Cat;
+          NameCategoryMap[Cat->getDeclName()] = Cat;
         
         // Keep track of the tail of the category list.
-        Tail = *Cat;
+        Tail = Cat;
       }
     }