Index: src/ResolvExpr/AlternativePrinter.h
===================================================================
--- src/ResolvExpr/AlternativePrinter.h	(revision 6b0b624129f6017f7706b516a24a52e382e3a334)
+++ src/ResolvExpr/AlternativePrinter.h	(revision d3e4d6c5594ad824607e752edfdf46ce81abdc7f)
@@ -16,8 +16,9 @@
 #pragma once
 
-#include <iostream>
+#include <iostream>          // for ostream
 
-#include "Alternative.h"
-#include "SymTab/Indexer.h"
+#include "SymTab/Indexer.h"  // for Indexer
+
+class ExprStmt;
 
 namespace ResolvExpr {