1 files changed, 9 insertions, 0 deletions
diff --git a/include/clang/AST/ExprObjC.h b/include/clang/AST/ExprObjC.h
index 817c0cc43131..f296e8f71d30 100644
--- a/include/clang/AST/ExprObjC.h
+++ b/include/clang/AST/ExprObjC.h
@@ -124,6 +124,15 @@ public:
   
   // Iterators
   child_range children() { return child_range(&SubExpr, &SubExpr+1); }
+
+  typedef ConstExprIterator const_arg_iterator;
+
+  const_arg_iterator arg_begin() const {
+    return reinterpret_cast<Stmt const * const*>(&SubExpr);
+  }
+  const_arg_iterator arg_end() const {
+    return reinterpret_cast<Stmt const * const*>(&SubExpr + 1);
+  }
   
   friend class ASTStmtReader;
 };