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- //===----------------------------------------------------------------------===//
- //
- // The LLVM Compiler Infrastructure
- //
- // This file is dual licensed under the MIT and the University of Illinois Open
- // Source Licenses. See LICENSE.TXT for details.
- //
- //===----------------------------------------------------------------------===//
- // Adaptation to Boost of the libcxx
- // Copyright 2010 Vicente J. Botet Escriba
- // Distributed under the Boost Software License, Version 1.0.
- // See http://www.boost.org/LICENSE_1_0.txt
- // test ratio_subtract
- #include <boost/ratio/ratio.hpp>
- #if !defined(BOOST_NO_CXX11_STATIC_ASSERT)
- #define NOTHING ""
- #endif
- void test()
- {
- {
- typedef boost::ratio<0> R1;
- typedef boost::ratio<0> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == 0 && R::den == 1, NOTHING, ());
- }
- {
- typedef boost::ratio<1, 1> R1;
- typedef boost::ratio<1, 1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == 0 && R::den == 1, NOTHING, ());
- }
- {
- typedef boost::ratio<1, 2> R1;
- typedef boost::ratio<1, 1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == -1 && R::den == 2, NOTHING, ());
- }
- {
- typedef boost::ratio<-1, 2> R1;
- typedef boost::ratio<1, 1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == -3 && R::den == 2, NOTHING, ());
- }
- {
- typedef boost::ratio<1, -2> R1;
- typedef boost::ratio<1, 1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == -3 && R::den == 2, NOTHING, ());
- }
- {
- typedef boost::ratio<1, 2> R1;
- typedef boost::ratio<-1, 1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == 3 && R::den == 2, NOTHING, ());
- }
- {
- typedef boost::ratio<1, 2> R1;
- typedef boost::ratio<1, -1> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == 3 && R::den == 2, NOTHING, ());
- }
- {
- typedef boost::ratio<56987354, 467584654> R1;
- typedef boost::ratio<544668, 22145> R2;
- typedef boost::ratio_subtract<R1, R2> R;
- BOOST_RATIO_STATIC_ASSERT(R::num == -126708206685271LL && R::den == 5177331081415LL, NOTHING, ());
- }
- }
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