From 89972e4d34331fe199633b10408f0656f7361e32 Mon Sep 17 00:00:00 2001
From: Peng Wu <alexepico@gmail.com>
Date: Fri, 21 Aug 2020 15:55:45 +0800
Subject: fixes merge_single_gram function

---
 src/storage/ngram.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/storage/ngram.cpp b/src/storage/ngram.cpp
index 15165fd..f2e0aa3 100644
--- a/src/storage/ngram.cpp
+++ b/src/storage/ngram.cpp
@@ -283,6 +283,8 @@ bool merge_single_gram(SingleGram * merged, const SingleGram * system,
 
     MemoryChunk & merged_chunk = merged->m_chunk;
 
+    merged_chunk.set_size(0);
+
     if (NULL == system) {
         merged_chunk.set_content(0, user->m_chunk.begin(),
                                  user->m_chunk.size());
-- 
cgit