From b449a30c6e3a9138c0d6fd32b9b6545e4fc79cac Mon Sep 17 00:00:00 2001
From: Peng Wu <alexepico@gmail.com>
Date: Wed, 19 Sep 2012 10:47:16 +0800
Subject: minor fix

---
 src/lookup/pinyin_lookup2.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/lookup/pinyin_lookup2.cpp b/src/lookup/pinyin_lookup2.cpp
index c6686e0..45a9e97 100644
--- a/src/lookup/pinyin_lookup2.cpp
+++ b/src/lookup/pinyin_lookup2.cpp
@@ -282,6 +282,9 @@ bool PinyinLookup2::get_best_match(TokenVector prefixes,
 bool PinyinLookup2::search_unigram2(GPtrArray * topresults, int nstep,
                                     PhraseIndexRanges ranges) {
 
+    if (0 == topresults->len)
+        return false;
+
     lookup_value_t * max = (lookup_value_t *)
         g_ptr_array_index(topresults, 0);
 
-- 
cgit