1 files changed, 25 insertions, 0 deletions
diff --git a/boost/asio/detail/object_pool.hpp b/boost/asio/detail/object_pool.hpp
index 692efed09d..3affeb8dab 100644
--- a/boost/asio/detail/object_pool.hpp
+++ b/boost/asio/detail/object_pool.hpp
@@ -35,6 +35,12 @@ public:
     return new Object;
   }
 
+  template <typename Object, typename Arg>
+  static Object* create(Arg arg)
+  {
+    return new Object(arg);
+  }
+
   template <typename Object>
   static void destroy(Object* o)
   {
@@ -97,6 +103,25 @@ public:
     return o;
   }
 
+  // Allocate a new object with an argument.
+  template <typename Arg>
+  Object* alloc(Arg arg)
+  {
+    Object* o = free_list_;
+    if (o)
+      free_list_ = object_pool_access::next(free_list_);
+    else
+      o = object_pool_access::create<Object>(arg);
+
+    object_pool_access::next(o) = live_list_;
+    object_pool_access::prev(o) = 0;
+    if (live_list_)
+      object_pool_access::prev(live_list_) = o;
+    live_list_ = o;
+
+    return o;
+  }
+
   // Free an object. Moves it to the free list. No destructors are run.
   void free(Object* o)
   {