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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// <map>
// namespace std::pmr {
// template <class K, class V, class Compare = less<Key> >
// using map =
// ::std::map<K, V, Compare, polymorphic_allocator<pair<const K, V>>>
//
// template <class K, class V, class Compare = less<Key> >
// using multimap =
// ::std::multimap<K, V, Compare, polymorphic_allocator<pair<const K, V>>>
//
// } // namespace std::pmr
#include <map>
#include <memory_resource>
#include <type_traits>
#include <cassert>
int main(int, char**) {
using K = int;
using V = char;
using DC = std::less<int>;
using OC = std::greater<int>;
using P = std::pair<const K, V>;
{
using StdMap = std::map<K, V, DC, std::pmr::polymorphic_allocator<P>>;
using PmrMap = std::pmr::map<K, V>;
static_assert(std::is_same<StdMap, PmrMap>::value, "");
}
{
using StdMap = std::map<K, V, OC, std::pmr::polymorphic_allocator<P>>;
using PmrMap = std::pmr::map<K, V, OC>;
static_assert(std::is_same<StdMap, PmrMap>::value, "");
}
{
std::pmr::map<int, int> m;
assert(m.get_allocator().resource() == std::pmr::get_default_resource());
}
{
using StdMap = std::multimap<K, V, DC, std::pmr::polymorphic_allocator<P>>;
using PmrMap = std::pmr::multimap<K, V>;
static_assert(std::is_same<StdMap, PmrMap>::value, "");
}
{
using StdMap = std::multimap<K, V, OC, std::pmr::polymorphic_allocator<P>>;
using PmrMap = std::pmr::multimap<K, V, OC>;
static_assert(std::is_same<StdMap, PmrMap>::value, "");
}
{
std::pmr::multimap<int, int> m;
assert(m.get_allocator().resource() == std::pmr::get_default_resource());
}
return 0;
}
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