diff --git a/compiler/dex/pass_me.h b/compiler/dex/pass_me.h
index c7276eb..01922c9 100644
--- a/compiler/dex/pass_me.h
+++ b/compiler/dex/pass_me.h
@@ -42,7 +42,8 @@
   public:
     CompilationUnit* c_unit;
     BasicBlock* bb;
-    void* data;
+    void* data;               /**< @brief Any data the pass wants to use */
+    bool dirty;               /**< @brief Has the pass rendered the CFG dirty, requiring post-opt? */
 };
 
 enum DataFlowAnalysisMode {