From 36a15fd161a8055cf408ac68c5a8ab4ae2dece3c Mon Sep 17 00:00:00 2001
From: hieuhoang1972 <hieuhoang1972@1f5c12ca-751b-0410-a591-d2e778427230>
Date: Tue, 20 Apr 2010 16:04:20 +0000
Subject: lex reordering bug, taken from trunk

git-svn-id: https://mosesdecoder.svn.sourceforge.net/svnroot/mosesdecoder/tags/LAST-PHRASE-BASED-ONLY-2010-04-08@3149 1f5c12ca-751b-0410-a591-d2e778427230
---
 moses/src/LexicalReorderingState.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/moses/src/LexicalReorderingState.cpp b/moses/src/LexicalReorderingState.cpp
index 2b181f65c..4fa9ea610 100644
--- a/moses/src/LexicalReorderingState.cpp
+++ b/moses/src/LexicalReorderingState.cpp
@@ -146,6 +146,9 @@ int LexicalReorderingState::ComparePrevScores(const Scores *other) const {
   if(other == NULL)
     return -1;
 
+	if(m_prevScore == NULL)
+    return +1;
+
   const Scores &my = *m_prevScore;
   const Scores &their = *other;
   for(size_t i = m_offset; i < m_offset + m_configuration.GetNumberOfTypes(); i++)
-- 
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