check there are hypos in stack vector before create translation options. constrained decoding works for syntax model

1 files changed, 1 insertions, 3 deletions

diff --git a/moses/ChartHypothesisCollection.cpp b/moses/ChartHypothesisCollection.cpp
index 753d9caed..8cccf3083 100644
--- a/moses/ChartHypothesisCollection.cpp
+++ b/moses/ChartHypothesisCollection.cpp
@@ -60,15 +60,13 @@ ChartHypothesisCollection::~ChartHypothesisCollection()
  */
 bool ChartHypothesisCollection::AddHypothesis(ChartHypothesis *hypo, ChartManager &manager)
 {
-  /*
-	cerr << *hypo << endl;
   if (hypo->GetTotalScore() == - std::numeric_limits<float>::infinity()) {
 	    manager.GetSentenceStats().AddDiscarded();
 	    VERBOSE(3,"discarded, -inf score" << std::endl);
 	    ChartHypothesis::Delete(hypo);
 	    return false;
   }
-  */
+
   if (hypo->GetTotalScore() < m_bestScore + m_beamWidth) {
     // really bad score. don't bother adding hypo into collection
     manager.GetSentenceStats().AddDiscarded();