From f412aaab3d10fb82b20a2190f2cb1424959c599a Mon Sep 17 00:00:00 2001
From: redpony <redpony@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Wed, 29 Sep 2010 20:45:48 +0000
Subject: another feature, another POS

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@664 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 decoder/ff.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'decoder/ff.cc')

diff --git a/decoder/ff.cc b/decoder/ff.cc
index 7bdd21e3..a32c0dcb 100644
--- a/decoder/ff.cc
+++ b/decoder/ff.cc
@@ -171,7 +171,9 @@ void ModelSet::AddFeaturesToEdge(const SentenceMetadata& smeta,
                                  prob_t* combination_cost_estimate) const {
   edge->reset_info();
   context->resize(state_size_);
-  memset(&(*context)[0], 0, state_size_);
+  if (state_size_ > 0) {
+    memset(&(*context)[0], 0, state_size_);
+  }
   SparseVector<double> est_vals;  // only computed if combination_cost_estimate is non-NULL
   if (combination_cost_estimate) *combination_cost_estimate = prob_t::One();
   for (int i = 0; i < models_.size(); ++i) {
-- 
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