From a8126f7207e17a7223456ff7fbeeeea2ddf2b450 Mon Sep 17 00:00:00 2001
From: 雾聪 <wucong.lyb@alibaba-inc.com>
Date: 星期四, 10 八月 2023 19:05:33 +0800
Subject: [PATCH] update websocket-server-2pass

---
 funasr/runtime/websocket/websocket-server-2pass.cpp |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/funasr/runtime/websocket/websocket-server-2pass.cpp b/funasr/runtime/websocket/websocket-server-2pass.cpp
index 0b92c97..50f0edc 100644
--- a/funasr/runtime/websocket/websocket-server-2pass.cpp
+++ b/funasr/runtime/websocket/websocket-server-2pass.cpp
@@ -152,8 +152,10 @@
       } catch (std::exception const& e) {
         LOG(ERROR) << e.what();
       }
-      for (auto& vec : punc_cache) {
-        vec.clear();
+      if(punc_cache.size()>0){
+        for (auto& vec : punc_cache) {
+          vec.clear();
+        }
       }
       if (Result) {
         websocketpp::lib::error_code ec;

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