From 5d0487c2edca5f0e11d2727565d0c1b3662c4ac6 Mon Sep 17 00:00:00 2001
From: Guilhem Lavaux <lavaux@illinois.edu>
Date: Tue, 1 Mar 2011 15:24:14 -0600
Subject: [PATCH] Fixed infinite loop

---
 mytools/voidTree.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mytools/voidTree.hpp b/mytools/voidTree.hpp
index cafceac..3f483ae 100644
--- a/mytools/voidTree.hpp
+++ b/mytools/voidTree.hpp
@@ -87,6 +87,9 @@ public:
 
         if (candidate_zIds.size() < ref_void.zId.size())
           {
+            if (iter_candidate == candidateList.begin())
+              return -1;
+
             --iter_candidate;
             continue;
           }