ConcurrentQueue: Update to HEAD

include/icsneo/third-party/concurrentqueue/benchmarks/dlib/noncopyable.h

@@ -0,0 +1,32 @@
+//  (C) Copyright Beman Dawes 1999-2003. Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//  Contributed by Dave Abrahams
+//  See http://www.boost.org/libs/utility for documentation.
+
+#ifndef DLIB_BOOST_NONCOPYABLE_HPP_INCLUDED
+#define DLIB_BOOST_NONCOPYABLE_HPP_INCLUDED
+
+
+namespace dlib
+{
+    class noncopyable
+    {
+        /*!
+            This class makes it easier to declare a class as non-copyable.
+            If you want to make an object that can't be copied just inherit
+            from this object.
+        !*/
+
+    protected:
+        noncopyable() = default;
+        ~noncopyable() = default;
+    private:  // emphasize the following members are private
+        noncopyable(const noncopyable&);
+        const noncopyable& operator=(const noncopyable&);
+
+    };
+}
+
+#endif  // DLIB_BOOST_NONCOPYABLE_HPP_INCLUDED
+