Squashed 'third_party/boostorg/serialization/' content from commit 738695b

Change-Id: I48528198ad1f62b90288d249eb2243d4db02fd5d
git-subtree-dir: third_party/boostorg/serialization
git-subtree-split: 738695b70733f9d592a570fb17a505d6a029b48a
diff --git a/include/boost/archive/detail/common_iarchive.hpp b/include/boost/archive/detail/common_iarchive.hpp
new file mode 100644
index 0000000..4176a8a
--- /dev/null
+++ b/include/boost/archive/detail/common_iarchive.hpp
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+#ifndef BOOST_ARCHIVE_DETAIL_COMMON_IARCHIVE_HPP
+#define BOOST_ARCHIVE_DETAIL_COMMON_IARCHIVE_HPP
+
+// MS compatible compilers support #pragma once
+#if defined(_MSC_VER)
+# pragma once
+#endif
+
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// common_iarchive.hpp
+
+// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
+// Use, modification and distribution is subject to 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)
+
+//  See http://www.boost.org for updates, documentation, and revision history.
+
+#include <boost/config.hpp>
+
+#include <boost/archive/detail/basic_iarchive.hpp>
+#include <boost/archive/detail/basic_pointer_iserializer.hpp>
+#include <boost/archive/detail/interface_iarchive.hpp>
+
+#ifdef BOOST_MSVC
+#  pragma warning(push)
+#  pragma warning(disable : 4511 4512)
+#endif
+
+namespace boost {
+namespace archive {
+namespace detail {
+
+class extended_type_info;
+
+// note: referred to as Curiously Recurring Template Patter (CRTP)
+template<class Archive>
+class BOOST_SYMBOL_VISIBLE common_iarchive :
+    public basic_iarchive,
+    public interface_iarchive<Archive>
+{
+    friend class interface_iarchive<Archive>;
+    friend class basic_iarchive;
+private:
+    virtual void vload(version_type & t){
+        * this->This() >> t; 
+    }
+    virtual void vload(object_id_type & t){
+        * this->This() >> t;
+    }
+    virtual void vload(class_id_type & t){
+        * this->This() >> t;
+    }
+    virtual void vload(class_id_optional_type & t){
+        * this->This() >> t;
+    }
+    virtual void vload(tracking_type & t){
+        * this->This() >> t;
+    }
+    virtual void vload(class_name_type &s){
+        * this->This() >> s;
+    }
+protected:
+    // default processing - invoke serialization library
+    template<class T>
+    void load_override(T & t){
+        archive::load(* this->This(), t);
+    }
+    // default implementations of functions which emit start/end tags for
+    // archive types that require them.
+    void load_start(const char * /*name*/){}
+    void load_end(const char * /*name*/){}
+    // default archive initialization
+    common_iarchive(unsigned int flags = 0) : 
+        basic_iarchive(flags),
+        interface_iarchive<Archive>()
+    {}
+};
+
+} // namespace detail
+} // namespace archive
+} // namespace boost
+
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
+#endif // BOOST_ARCHIVE_DETAIL_COMMON_IARCHIVE_HPP
+