From 8b8e40985b83354e7e4a503d217374eb7fbc45f0 Mon Sep 17 00:00:00 2001
From: Andrew Reynolds <andrew.j.reynolds@gmail.com>
Date: Wed, 26 Sep 2018 22:25:35 -0500
Subject: [PATCH] Fix bug in getSymbols. (#2544)

---
 src/expr/node_algorithm.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/expr/node_algorithm.cpp b/src/expr/node_algorithm.cpp
index 9240e4a8e..4bbfb5df8 100644
--- a/src/expr/node_algorithm.cpp
+++ b/src/expr/node_algorithm.cpp
@@ -169,7 +169,7 @@ bool hasFreeVar(TNode n)
 void getSymbols(TNode n, std::unordered_set<Node, NodeHashFunction>& syms)
 {
   std::unordered_set<TNode, TNodeHashFunction> visited;
-  getSymbols(n, syms);
+  getSymbols(n, syms, visited);
 }
 
 void getSymbols(TNode n,
-- 
2.30.2