src: remove usage of std::shared_ptr<T>::unique()

`std::shared_ptr<T>::unique()` has been removed in C++20, so this change uses `std::shared_ptr<T>::use_count()` instead which is available in C++20. Fixes: #47311 Signed-off-by: Darshan Sen <[email protected]>
nodejs · Mar 30, 2023 · 7ea5ed1 · 7ea5ed1
1 parent 67660e8
commit 7ea5ed1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/node_threadsafe_cow-inl.h b/src/node_threadsafe_cow-inl.h
@@ -7,7 +7,7 @@ namespace node {
 
 template <typename T>
 T* CopyOnWrite<T>::write() {
-  if (!data_.unique()) {
+  if (data_.use_count() > 1l) {
     data_ = std::make_shared<T>(*data_);
   }
   return data_.get();