Fix: new cow needed

MoSunDay · Apr 20, 2022 · 63baa09 · 63baa09
1 parent 14cbb4c
commit 63baa09
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/map.go b/map.go
@@ -61,6 +61,7 @@ func (tr *Map[K, V]) Copy() *Map[K, V] {
 	tr2 := new(Map[K, V])
 	*tr2 = *tr
 	tr2.cow = new(cow)
+	tr.cow = new(cow)
 	return tr2
 }