1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 // Adaptation to Boost of the libcxx
10 // Copyright 2010 Vicente J. Botet Escriba
11 // Distributed under the Boost Software License, Version 1.0.
12 // See http://www.boost.org/LICENSE_1_0.txt
13
14 // test mpl::negate
15
16 #define BOOST_RATIO_EXTENSIONS
17
18 #include <boost/ratio/mpl/negate.hpp>
19 #if !defined(BOOST_NO_CXX11_STATIC_ASSERT)
20 #define NOTHING ""
21 #endif
22
test()23 void test()
24 {
25
26 {
27 typedef boost::ratio<0> R1;
28 typedef boost::mpl::negate<R1> R;
29 BOOST_RATIO_STATIC_ASSERT(R::num == 0 && R::den == 1, NOTHING, ());
30 }
31 {
32 typedef boost::ratio<1, 1> R1;
33 typedef boost::mpl::negate<R1> R;
34 BOOST_RATIO_STATIC_ASSERT(R::num == -1 && R::den == 1, NOTHING, ());
35 }
36 {
37 typedef boost::ratio<1, 2> R1;
38 typedef boost::mpl::negate<R1> R;
39 BOOST_RATIO_STATIC_ASSERT(R::num == -1 && R::den == 2, NOTHING, ());
40 }
41 {
42 typedef boost::ratio<-1, 2> R1;
43 typedef boost::mpl::negate<R1> R;
44 BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 2, NOTHING, ());
45 }
46 {
47 typedef boost::ratio<1, -2> R1;
48 typedef boost::mpl::negate<R1> R;
49 BOOST_RATIO_STATIC_ASSERT(R::num == 1 && R::den == 2, NOTHING, ());
50 }
51 }
52