diff --git a/compiler/optimizing/nodes.h b/compiler/optimizing/nodes.h
index afb995d..1c0ad6a 100644
--- a/compiler/optimizing/nodes.h
+++ b/compiler/optimizing/nodes.h
@@ -725,6 +725,8 @@
     blocks_.ClearAllBits();
   }
 
+  bool HasBackEdgeNotDominatedByHeader() const;
+
  private:
   // Internal recursive implementation of `Populate`.
   void PopulateRecursive(HBasicBlock* block);