From b1dcd8478b1a35f3ab83a7046b5b5f11b46e3191 Mon Sep 17 00:00:00 2001
From: maochongxin <maochongxin@gmail.com>
Date: Mon, 1 Aug 2022 17:34:46 +0800
Subject: [PATCH] remove needless std::move, for copy elision and avoid
 compilation warning

---
 utilities/persistent_cache/persistent_cache_util.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utilities/persistent_cache/persistent_cache_util.h b/utilities/persistent_cache/persistent_cache_util.h
index 33f0411d36..67061299a7 100644
--- a/utilities/persistent_cache/persistent_cache_util.h
+++ b/utilities/persistent_cache/persistent_cache_util.h
@@ -49,7 +49,7 @@ class BoundedQueue {
     T t = std::move(q_.front());
     size_ -= t.Size();
     q_.pop_front();
-    return std::move(t);
+    return t;
   }
 
   size_t Size() const {