cxx/test/utilities/utility/pairs/pairs.pair/make_pair.pass.cpp
2010-05-11 21:36:01 +00:00

41 lines
1.0 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <utility>
// template <class T1, class T2> pair<V1, V2> make_pair(T1&&, T2&&);
#include <utility>
#include <memory>
#include <cassert>
int main()
{
{
typedef std::pair<int, short> P1;
P1 p1 = std::make_pair(3, 4);
assert(p1.first == 3);
assert(p1.second == 4);
}
#ifdef _LIBCPP_MOVE
{
typedef std::pair<std::unique_ptr<int>, short> P1;
P1 p1 = std::make_pair(std::unique_ptr<int>(new int(3)), 4);
assert(*p1.first == 3);
assert(p1.second == 4);
}
{
typedef std::pair<std::unique_ptr<int>, short> P1;
P1 p1 = std::make_pair(nullptr, 4);
assert(p1.first == nullptr);
assert(p1.second == 4);
}
#endif
}