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//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
#ifndef EMPLACEABLE_H
#define EMPLACEABLE_H
#include <utility>
#include "test_macros.h"
#if TEST_STD_VER >= 11
class Emplaceable
{
Emplaceable(const Emplaceable&);
Emplaceable& operator=(const Emplaceable&);
int int_;
double double_;
public:
Emplaceable() : int_(0), double_(0) {}
Emplaceable(int i, double d) : int_(i), double_(d) {}
Emplaceable(Emplaceable&& x)
: int_(x.int_), double_(x.double_)
{x.int_ = 0; x.double_ = 0;}
Emplaceable& operator=(Emplaceable&& x)
{int_ = x.int_; x.int_ = 0;
double_ = x.double_; x.double_ = 0;
return *this;}
bool operator==(const Emplaceable& x) const
{return int_ == x.int_ && double_ == x.double_;}
bool operator<(const Emplaceable& x) const
{return int_ < x.int_ || (int_ == x.int_ && double_ < x.double_);}
int get() const {return int_;}
};
namespace std {
template <>
struct hash<Emplaceable>
: public std::unary_function<Emplaceable, std::size_t>
{
std::size_t operator()(const Emplaceable& x) const {return x.get();}
};
}
#endif // TEST_STD_VER >= 11
#endif // EMPLACEABLE_H
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