b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// test ratio_add
|
|
|
|
#include <ratio>
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef std::ratio<1, 1> R1;
|
|
typedef std::ratio<1, 1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == 2 && R::den == 1, "");
|
|
}
|
|
{
|
|
typedef std::ratio<1, 2> R1;
|
|
typedef std::ratio<1, 1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == 3 && R::den == 2, "");
|
|
}
|
|
{
|
|
typedef std::ratio<-1, 2> R1;
|
|
typedef std::ratio<1, 1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == 1 && R::den == 2, "");
|
|
}
|
|
{
|
|
typedef std::ratio<1, -2> R1;
|
|
typedef std::ratio<1, 1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == 1 && R::den == 2, "");
|
|
}
|
|
{
|
|
typedef std::ratio<1, 2> R1;
|
|
typedef std::ratio<-1, 1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == -1 && R::den == 2, "");
|
|
}
|
|
{
|
|
typedef std::ratio<1, 2> R1;
|
|
typedef std::ratio<1, -1> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == -1 && R::den == 2, "");
|
|
}
|
|
{
|
|
typedef std::ratio<56987354, 467584654> R1;
|
|
typedef std::ratio<544668, 22145> R2;
|
|
typedef std::ratio_add<R1, R2>::type R;
|
|
static_assert(R::num == 127970191639601LL && R::den == 5177331081415LL, "");
|
|
}
|
|
}
|