1 files changed, 18 insertions, 0 deletions
diff --git a/src/boost/libs/multiprecision/test/test_arithmetic_cpp_int_19.cpp b/src/boost/libs/multiprecision/test/test_arithmetic_cpp_int_19.cpp
new file mode 100644
index 000000000..8b49e01e1
--- /dev/null
+++ b/src/boost/libs/multiprecision/test/test_arithmetic_cpp_int_19.cpp
@@ -0,0 +1,18 @@
+///////////////////////////////////////////////////////////////
+//  Copyright 2012 John Maddock. Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/multiprecision/cpp_int.hpp>
+
+#include "test_arithmetic.hpp"
+
+template <unsigned MinBits, unsigned MaxBits, boost::multiprecision::cpp_integer_type SignType, class Allocator, boost::multiprecision::expression_template_option ExpressionTemplates>
+struct is_twos_complement_integer<boost::multiprecision::number<boost::multiprecision::cpp_int_backend<MinBits, MaxBits, SignType, boost::multiprecision::checked, Allocator>, ExpressionTemplates> > : public boost::mpl::false_
+{};
+
+int main()
+{
+   test<boost::multiprecision::number<boost::multiprecision::rational_adaptor<boost::multiprecision::int128_t::backend_type> > >();
+   return boost::report_errors();
+}