From e3c57c0ba1d0e8fd7ca4ee76b0fcfc4e5945b74f Mon Sep 17 00:00:00 2001
From: yanyiwu <wuyanyi09@foxmail.com>
Date: Mon, 8 Jun 2015 15:01:59 +0800
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---
 ChangeLog.md | 4 ++++
 src/Trie.hpp | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog.md b/ChangeLog.md
index bb58508..6919661 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # CppJieba ChangeLog
 
+## v3.0.1(untagged)
+
+1. 提升兼容性，修复在某些特定环境下的编译错误问题。 
+
 ## v3.0.0
 
 1. 使得 QuerySegment 支持自定义词典（可选参数）。
diff --git a/src/Trie.hpp b/src/Trie.hpp
index 8cc1176..7363d10 100644
--- a/src/Trie.hpp
+++ b/src/Trie.hpp
@@ -98,7 +98,7 @@ class Trie {
       Unicode::value_type ch = *(begin + i);
       res[i].uniCh = ch;
       assert(res[i].dag.empty());
-      res[i].dag.push_back(pair<vector<Unicode >::size_type, const DictUnit* >(i, NULL));
+      res[i].dag.push_back(pair<vector<Unicode >::size_type, const DictUnit* >(i, (const DictUnit*)NULL));
       bool flag = false;
 
       // rollback