From b8f64438e66e2335948492833c39dcc5afe72518 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Tue, 8 Mar 2011 15:33:37 -0500
Subject: fix class-based lm

---
 decoder/ff_klm.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/decoder/ff_klm.cc b/decoder/ff_klm.cc
index 446485f6..adc2c8bf 100644
--- a/decoder/ff_klm.cc
+++ b/decoder/ff_klm.cc
@@ -318,7 +318,7 @@ class KLanguageModelImpl {
     vector<WordID> dummy;
     int lc = 0;
     cerr << "  Loading word classes from " << file << " ...\n";
-    AddWordToClassMapping_(TD::Convert("<s>"), TD::Convert("</s>"));
+    AddWordToClassMapping_(TD::Convert("<s>"), TD::Convert("<s>"));
     AddWordToClassMapping_(TD::Convert("</s>"), TD::Convert("</s>"));
     while(in) {
       getline(in, line);
@@ -339,7 +339,7 @@ class KLanguageModelImpl {
       word2class_map_.resize((word + 10) * 1.1, kCDEC_UNK);
       assert(word2class_map_.size() > word);
     }
-    if(word2class_map_[word] == kCDEC_UNK) {
+    if(word2class_map_[word] != kCDEC_UNK) {
       cerr << "Multiple classes for symbol " << TD::Convert(word) << endl;
       abort();
     }
-- 
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