cxx/test/utilities/tuple/tuple.tuple/tuple.cnstr/const_pair.pass.cpp
2010-05-11 21:36:01 +00:00

31 lines
761 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <tuple>
// template <class... Types> class tuple;
// template <class U1, class U2> tuple(const pair<U1, U2>& u);
#include <tuple>
#include <utility>
#include <cassert>
int main()
{
{
typedef std::pair<double, char> T0;
typedef std::tuple<int, short> T1;
T0 t0(2.5, 'a');
T1 t1 = t0;
assert(std::get<0>(t1) == 2);
assert(std::get<1>(t1) == short('a'));
}
}