Index: src/AST/Pass.cpp
===================================================================
--- src/AST/Pass.cpp	(revision 8941b6ba42567534f65c1e322eb782a5984d80f5)
+++ src/AST/Pass.cpp	(revision 36e6f1046d925b57eafde5cec34d7e4eeb37dcb9)
@@ -19,4 +19,6 @@
 
 PassVisitorStats pass_visitor_stats;
+// TODO: There was a counter for every syntax node created.
+//   This has not been translated to the new ast.
 // Stats::Counters::SimpleCounter * BaseSyntaxNode::new_nodes = nullptr;