Run clang-format

source/listing_7.16.cpp

@@ -1,31 +1,27 @@
-template<typename T>
-class lock_free_queue
-{
+template <typename T>
+class lock_free_queue {
 private:
-    struct node
-    {
-        void release_ref();
-    };
+  struct node {
+    void release_ref();
+  };
+
 public:
-    std::unique_ptr<T> pop()
-    {
-        counted_node_ptr old_head=head.load(std::memory_order_relaxed);
-        for(;;)
-        {
-            increase_external_count(head,old_head);
-            node* const ptr=old_head.ptr;
-            if(ptr==tail.load().ptr)
-            {
-                ptr->release_ref();
-                return std::unique_ptr<T>();
-            }
-            if(head.compare_exchange_strong(old_head,ptr->next))
-            {
-                T* const res=ptr->data.exchange(nullptr);
-                free_external_counter(old_head);
-                return std::unique_ptr<T>(res);
-            }
-            ptr->release_ref();
-        }
+  std::unique_ptr<T> pop()
+  {
+    counted_node_ptr old_head = head.load(std::memory_order_relaxed);
+    for (;;) {
+      increase_external_count(head, old_head);
+      node* const ptr = old_head.ptr;
+      if (ptr == tail.load().ptr) {
+        ptr->release_ref();
+        return std::unique_ptr<T>();
+      }
+      if (head.compare_exchange_strong(old_head, ptr->next)) {
+        T* const res = ptr->data.exchange(nullptr);
+        free_external_counter(old_head);
+        return std::unique_ptr<T>(res);
+      }
+      ptr->release_ref();
     }
+  }
 };