diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index a864cc9..feb38bf 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -72,6 +72,7 @@ import testing ;
           [ run sp_unique_ptr_test.cpp ]
           [ run sp_array_test.cpp ]
           [ compile sp_array_cv_test.cpp ]
+          [ run sp_convertible_test.cpp ]
 
           [ compile-fail array_fail_spa_sp_c.cpp ]
           [ compile-fail array_fail_sp_spa_c.cpp ]
diff --git a/test/sp_convertible_test.cpp b/test/sp_convertible_test.cpp
new file mode 100644
index 0000000..7a4a1cb
--- /dev/null
+++ b/test/sp_convertible_test.cpp
@@ -0,0 +1,93 @@
+#include <boost/config.hpp>
+
+//  sp_convertible_test.cpp
+//
+//  Copyright (c) 2012 Peter Dimov
+//
+//  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
+
+#include <boost/detail/lightweight_test.hpp>
+#include <boost/smart_ptr/detail/sp_convertible.hpp>
+
+//
+
+class X;
+
+class B
+{
+};
+
+class D: public B
+{
+};
+
+#define TEST_CV_TRUE( T, U ) \
+    BOOST_TEST(( sp_convertible< T, U >::value == true )); \
+    BOOST_TEST(( sp_convertible< T, const U >::value == true )); \
+    BOOST_TEST(( sp_convertible< T, volatile U >::value == true )); \
+    BOOST_TEST(( sp_convertible< T, const volatile U >::value == true )); \
+    BOOST_TEST(( sp_convertible< const T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, const U >::value == true )); \
+    BOOST_TEST(( sp_convertible< const T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, const volatile U >::value == true )); \
+    BOOST_TEST(( sp_convertible< volatile T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, volatile U >::value == true )); \
+    BOOST_TEST(( sp_convertible< volatile T, const volatile U >::value == true )); \
+    BOOST_TEST(( sp_convertible< const volatile T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, const volatile U >::value == true ));
+
+#define TEST_CV_FALSE( T, U ) \
+    BOOST_TEST(( sp_convertible< T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< T, const volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const T, const volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< volatile T, const volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, const U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, volatile U >::value == false )); \
+    BOOST_TEST(( sp_convertible< const volatile T, const volatile U >::value == false ));
+
+int main()
+{
+#if !defined( BOOST_SP_NO_SP_CONVERTIBLE )
+
+    using boost::detail::sp_convertible;
+
+    TEST_CV_TRUE( X, X )
+    TEST_CV_TRUE( X, void )
+    TEST_CV_FALSE( void, X )
+    TEST_CV_TRUE( D, B )
+    TEST_CV_FALSE( B, D )
+
+    TEST_CV_TRUE( X[], X[] )
+    TEST_CV_FALSE( D[], B[] )
+
+    TEST_CV_TRUE( X[3], X[3] )
+    TEST_CV_FALSE( X[3], X[4] )
+    TEST_CV_FALSE( D[3], B[3] )
+
+    //TEST_CV_TRUE( X[3], X[] )
+    TEST_CV_FALSE( X[], X[3] )
+
+    TEST_CV_TRUE( X[], void )
+    TEST_CV_FALSE( void, X[] )
+
+    TEST_CV_TRUE( X[3], void )
+    TEST_CV_FALSE( void, X[3] )
+
+#endif
+
+    return boost::report_errors();
+}