From e66d03ad88ac1dec52c3ad9897169dbb1cb841a7 Mon Sep 17 00:00:00 2001
From: TianYuan <white-sky@qq.com>
Date: Mon, 13 Mar 2023 12:32:43 +0000
Subject: [PATCH] add explicit in src/front/front_interface.h

---
 demos/TTSCppFrontend/src/front/front_interface.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/demos/TTSCppFrontend/src/front/front_interface.h b/demos/TTSCppFrontend/src/front/front_interface.h
index 4bc202c19..f766ac0eb 100644
--- a/demos/TTSCppFrontend/src/front/front_interface.h
+++ b/demos/TTSCppFrontend/src/front/front_interface.h
@@ -29,7 +29,7 @@ namespace ppspeech {
 
 class FrontEngineInterface : public TextNormalizer {
   public:
-    FrontEngineInterface(std::string conf) : _conf_file(conf) {
+    explicit FrontEngineInterface(std::string conf) : _conf_file(conf) {
         TextNormalizer();
         _jieba = nullptr;
         _initialed = false;