From 32032d37d1cb0d86f8856326390ea46d55c628dd Mon Sep 17 00:00:00 2001
From: sduzh <zhuming9011@qq.com>
Date: Sat, 16 Sep 2017 00:43:47 +0800
Subject: [PATCH] fix issue #6

---
 src/butil/class_name.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/butil/class_name.h b/src/butil/class_name.h
index 7722d88958..04e897c8b7 100644
--- a/src/butil/class_name.h
+++ b/src/butil/class_name.h
@@ -48,7 +48,6 @@ template <typename T> const char* class_name() {
 
 // Get typename of |obj|, in std::string
 template <typename T> std::string class_name_str(T const& obj) {
-    extern std::string demangle(const char* name);
     return demangle(typeid(obj).name());
 }