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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.
//
//===----------------------------------------------------------------------===//
// <unordered_set>
// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
// class Alloc = allocator<Value>>
// class unordered_set
// template <class... Args>
// iterator emplace_hint(const_iterator p, Args&&... args);
#if _LIBCPP_DEBUG >= 1
#define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0))
#endif
#include <unordered_set>
#include <cassert>
#include "../../Emplaceable.h"
#include "min_allocator.h"
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
{
typedef std::unordered_set<Emplaceable> C;
typedef C::iterator R;
C c;
C::const_iterator e = c.end();
R r = c.emplace_hint(e);
assert(c.size() == 1);
assert(*r == Emplaceable());
r = c.emplace_hint(e, Emplaceable(5, 6));
assert(c.size() == 2);
assert(*r == Emplaceable(5, 6));
r = c.emplace_hint(r, 5, 6);
assert(c.size() == 2);
assert(*r == Emplaceable(5, 6));
}
#if TEST_STD_VER >= 11
{
typedef std::unordered_set<Emplaceable, std::hash<Emplaceable>,
std::equal_to<Emplaceable>, min_allocator<Emplaceable>> C;
typedef C::iterator R;
C c;
C::const_iterator e = c.end();
R r = c.emplace_hint(e);
assert(c.size() == 1);
assert(*r == Emplaceable());
r = c.emplace_hint(e, Emplaceable(5, 6));
assert(c.size() == 2);
assert(*r == Emplaceable(5, 6));
r = c.emplace_hint(r, 5, 6);
assert(c.size() == 2);
assert(*r == Emplaceable(5, 6));
}
#endif
#if _LIBCPP_DEBUG >= 1
{
typedef std::unordered_set<Emplaceable> C;
typedef C::iterator R;
C c1;
C c2;
R r = c1.emplace_hint(c2.begin(), 5, 6);
assert(false);
}
#endif
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}
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