635ce1d127
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@157503 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.5 KiB
C++
49 lines
1.5 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.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <unordered_map>
|
|
|
|
// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
|
|
// class Alloc = allocator<pair<const Key, T>>>
|
|
// class unordered_multimap
|
|
|
|
// template <class... Args>
|
|
// iterator emplace(Args&&... args);
|
|
|
|
#include <unordered_map>
|
|
#include <cassert>
|
|
|
|
#include "../../../Emplaceable.h"
|
|
|
|
int main()
|
|
{
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
{
|
|
typedef std::unordered_multimap<int, Emplaceable> C;
|
|
typedef C::iterator R;
|
|
C c;
|
|
R r = c.emplace(3);
|
|
assert(c.size() == 1);
|
|
assert(r->first == 3);
|
|
assert(r->second == Emplaceable());
|
|
|
|
r = c.emplace(std::pair<const int, Emplaceable>(4, Emplaceable(5, 6)));
|
|
assert(c.size() == 2);
|
|
assert(r->first == 4);
|
|
assert(r->second == Emplaceable(5, 6));
|
|
|
|
r = c.emplace(std::piecewise_construct, std::forward_as_tuple(5),
|
|
std::forward_as_tuple(6, 7));
|
|
assert(c.size() == 3);
|
|
assert(r->first == 5);
|
|
assert(r->second == Emplaceable(6, 7));
|
|
}
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
}
|