multiprecision/test/test_constexpr.cpp
2012-10-25 09:29:04 +00:00

40 lines
1.1 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Copyright 2012 John Maddock. 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/multiprecision/cpp_int.hpp>
#ifndef BOOST_NO_CONSTEXPR
template <class T>
void test1()
{
constexpr T i1 = 2u;
constexpr T i2;
constexpr T i3 = -3;
constexpr T i4(i1);
}
template <class T>
void test2()
{
constexpr T i1 = 2u;
constexpr T i2;
constexpr T i3 = -3;
}
template <class T>
void test3()
{
constexpr T i1 = 2u;
constexpr T i2;
}
using namespace boost::multiprecision;
template void test1<number<cpp_int_backend<64, 64, unsigned_magnitude, unchecked, void>, et_off> >();
template void test1<number<cpp_int_backend<64, 64, signed_magnitude, unchecked, void>, et_off> >();
template void test3<number<cpp_int_backend<2048, 2048, unsigned_magnitude, unchecked, void>, et_off> >();
template void test2<number<cpp_int_backend<2048, 2048, signed_magnitude, unchecked, void>, et_off> >();
#endif