From e3b950c8262d7938bd6db1b14135cf534934baa7 Mon Sep 17 00:00:00 2001
From: qydysky <qydysky@foxmail.com>
Date: Wed, 10 Jan 2024 00:01:34 +0800
Subject: [PATCH] 1

---
 sync/Map.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sync/Map.go b/sync/Map.go
index 66a5baf..f81ce20 100644
--- a/sync/Map.go
+++ b/sync/Map.go
@@ -12,8 +12,9 @@ type Map struct {
 }
 
 func (t *Map) Store(k, v any) {
-	t.size.Add(1)
-	t.m.Store(k, v)
+	if _, loaded := t.m.Swap(k, v); !loaded {
+		t.size.Add(1)
+	}
 }
 
 func (t *Map) LoadOrStore(k, v any) (actual any, loaded bool) {
-- 
2.39.2