Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/src/boost/libs/spirit/classic/test/impl/var.hpp b/src/boost/libs/spirit/classic/test/impl/var.hpp
new file mode 100644
index 00000000..d2019452
--- /dev/null
+++ b/src/boost/libs/spirit/classic/test/impl/var.hpp
@@ -0,0 +1,34 @@
+/*=============================================================================
+    Copyright (c) 2003 Martin Wille
+    http://spirit.sourceforge.net/
+
+    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)
+=============================================================================*/
+#ifndef BOOST_SPIRIT_TEST_IMPL_VAR_HPP
+#define BOOST_SPIRIT_TEST_IMPL_VAR_HPP
+
+#include <boost/ref.hpp>
+
+namespace test
+{
+    template <typename T>
+    struct var_wrapper
+        : public ::boost::reference_wrapper<T>
+    {
+        typedef ::boost::reference_wrapper<T> parent;
+
+        explicit inline var_wrapper(T& t) : parent(t) {}
+
+        inline T& operator()() const { return parent::get(); }
+    };
+
+    template <typename T>
+    inline var_wrapper<T>
+    var(T& t)
+    {
+        return var_wrapper<T>(t);
+    }
+}
+#endif // BOOST_SPIRIT_TEST_IMPL_VAR_HPP