From 08b469c70f3ec625ce5186bfcb97763c323e1cc5 Mon Sep 17 00:00:00 2001
From: Peng Wu <alexepico@gmail.com>
Date: Fri, 27 May 2016 15:08:31 +0800
Subject: fixes train_result2 method

---
 src/lookup/pinyin_lookup2.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lookup/pinyin_lookup2.cpp b/src/lookup/pinyin_lookup2.cpp
index b5ceb86..8d7d525 100644
--- a/src/lookup/pinyin_lookup2.cpp
+++ b/src/lookup/pinyin_lookup2.cpp
@@ -617,6 +617,8 @@ bool PinyinLookup2::train_result2(PhoneticKeyMatrix * matrix,
                 if (null_token != next_token)
                     break;
             }
+            /* safe guard for last token. */
+            next_pos = std_lite::min(next_pos, constraints->len - 1);
 
             /* train uni-gram */
             m_phrase_index->get_phrase_item(token, m_cached_phrase_item);
-- 
cgit