From bd53805271390146f0c0e556cafbcb84d9d6bbc8 Mon Sep 17 00:00:00 2001
From: redpony <redpony@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Tue, 17 Aug 2010 18:45:16 +0000
Subject: fix bug when vest starts with an origin = 0

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@578 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 vest/viterbi_envelope.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'vest/viterbi_envelope.h')

diff --git a/vest/viterbi_envelope.h b/vest/viterbi_envelope.h
index 1689a00e..60ad82d8 100644
--- a/vest/viterbi_envelope.h
+++ b/vest/viterbi_envelope.h
@@ -54,7 +54,7 @@ struct ViterbiEnvelope {
   const ViterbiEnvelope& operator+=(const ViterbiEnvelope& other);
   const ViterbiEnvelope& operator*=(const ViterbiEnvelope& other);
   bool IsMultiplicativeIdentity() const {
-    return size() == 1 && (segs[0]->b == 0.0 && segs[0]->m == 0.0) && (!segs[0]->edge); }
+    return size() == 1 && (segs[0]->b == 0.0 && segs[0]->m == 0.0) && (!segs[0]->edge) && (!segs[0]->p1) && (!segs[0]->p2); }
   const std::vector<boost::shared_ptr<Segment> >& GetSortedSegs() const {
     if (!is_sorted) Sort();
     return segs;
-- 
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