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

43 lines
902 B
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> struct pair
// pair(const T1& x, const T2& y);
#include <utility>
#include <cassert>
class A
{
int data_;
public:
A(int data) : data_(data) {}
bool operator==(const A& a) {return data_ == a.data_;}
};
int main()
{
{
typedef std::pair<float, short*> P;
P p(3.5f, 0);
assert(p.first == 3.5f);
assert(p.second == nullptr);
}
{
typedef std::pair<A, int> P;
P p(1, 2);
assert(p.first == A(1));
assert(p.second == 2);
}
}