Index: src/CodeTools/TrackLoc.cc
===================================================================
--- src/CodeTools/TrackLoc.cc	(revision 33218c6845f9825be5a63043ef89bb8a0a80d009)
+++ src/CodeTools/TrackLoc.cc	(revision bd098eaec62bec74469554f5b20132dc02a69871)
@@ -18,4 +18,5 @@
 #include <cstdlib>                   // for exit, EXIT_FAILURE
 #include <iostream>                  // for operator<<, ostream, basic_ostream
+#include <iterator>                  // for back_inserter, inserter
 #include <stack>                     // for stack
 #include <string>                    // for operator<<, string
@@ -23,6 +24,9 @@
 
 #include "Common/PassVisitor.h"      // for PassVisitor
+#include "Common/SemanticError.h"    // for SemanticError
 #include "Common/utility.h"          // for CodeLocation
 #include "SynTree/BaseSyntaxNode.h"  // for BaseSyntaxNode
+#include "SynTree/Mutator.h"         // for mutateAll
+#include "SynTree/Visitor.h"         // for acceptAll
 
 class Declaration;