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
10// test ratio_subtract
11
12#include <ratio>
13
14int main()
15{
16    typedef std::ratio<-0x7FFFFFFFFFFFFFFFLL, 1> R1;
17    typedef std::ratio<1, 1> R2;
18    typedef std::ratio_subtract<R1, R2>::type R;
19}
20