You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <unordered_set>
|
|
|
|
// class unordered_set
|
|
|
|
// bool empty() const noexcept;
|
|
|
|
#include <unordered_set>
|
|
#include <cassert>
|
|
|
|
#include "test_macros.h"
|
|
#include "min_allocator.h"
|
|
|
|
int main(int, char**)
|
|
{
|
|
{
|
|
typedef std::unordered_set<int> M;
|
|
M m;
|
|
ASSERT_NOEXCEPT(m.empty());
|
|
assert(m.empty());
|
|
m.insert(M::value_type(1));
|
|
assert(!m.empty());
|
|
m.clear();
|
|
assert(m.empty());
|
|
}
|
|
#if TEST_STD_VER >= 11
|
|
{
|
|
typedef std::unordered_set<int, std::hash<int>, std::equal_to<int>, min_allocator<int>> M;
|
|
M m;
|
|
ASSERT_NOEXCEPT(m.empty());
|
|
assert(m.empty());
|
|
m.insert(M::value_type(1));
|
|
assert(!m.empty());
|
|
m.clear();
|
|
assert(m.empty());
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|