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1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // Copyright 2015 John Maddock. Distributed under the Boost | |
3 | // Software License, Version 1.0. (See accompanying file | |
4 | // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | #include <boost/rational.hpp> | |
7 | ||
8 | ||
9 | int main() | |
10 | { | |
11 | #ifndef BOOST_NO_CXX11_CONSTEXPR | |
12 | constexpr boost::rational<int> i1; | |
13 | constexpr boost::rational<int> i2(3); | |
b32b8144 FG |
14 | constexpr boost::rational<long long> i3(i2); |
15 | constexpr boost::rational<short> i4(i2); | |
16 | constexpr boost::rational<long long> i5(23u); // converting constructor | |
17 | // constexpr boost::rational<short> i6(23u); // Not supported, needs an explicit typecast in constructor. | |
7c673cae FG |
18 | |
19 | static_assert(i1.numerator() == 0, "constexpr test"); | |
20 | static_assert(i1.denominator() == 1, "constexpr test"); | |
21 | static_assert(i2.numerator() == 3, "constexpr test"); | |
22 | static_assert(i2.denominator() == 1, "constexpr test"); | |
23 | static_assert(i3.numerator() == 3, "constexpr test"); | |
24 | static_assert(i3.denominator() == 1, "constexpr test"); | |
25 | static_assert(!i1, "constexpr test"); | |
26 | static_assert(i2, "constexpr test"); | |
27 | #endif | |
28 | return 0; | |
29 | } |