ticket 5811 - unit test to confirm already fixed.

test/Jamfile.v2

@@ -161,6 +161,7 @@ test-suite range :
 	[ range-test ticket_5544_terminate_irange ]
 	[ range-test ticket_5547 ]
 	[ range-test ticket_5556_is_sorted_namespace ]
+    [ range-test ticket_5811_indirected_optional ]
 	[ range-test ticket_6944 ]
     ;
 

test/ticket_5811_indirected_optional.cpp

@@ -0,0 +1,47 @@
+// Boost.Range library
+//
+//  Copyright Neil Groves 2014. 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)
+//
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+#include <boost/range/adaptor/indirected.hpp>
+#include <boost/optional.hpp>
+
+#include <boost/test/test_tools.hpp>
+#include <boost/test/unit_test.hpp>
+
+#include <vector>
+
+namespace boost
+{
+    namespace
+    {
+        void test_ticket_5811_indirected_optional()
+        {
+            std::vector<boost::optional<int> > v;
+            std::vector<int> r;
+            for (int i = 0; i < 10; ++i)
+            {
+                v.push_back(i);
+                r.push_back(i);
+            }
+            BOOST_CHECK_EQUAL_COLLECTIONS(r.begin(), r.end(),
+                                          v.begin(), v.end());
+        }
+    }
+}
+
+boost::unit_test::test_suite*
+init_unit_test_suite(int argc, char* argv[])
+{
+    boost::unit_test::test_suite* test
+        = BOOST_TEST_SUITE("RangeTestSuite.ticket_5811_indirected_optional");
+
+    test->add(BOOST_TEST_CASE(&boost::test_ticket_5811_indirected_optional));
+
+    return test;
+}