1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// UNSUPPORTED: c++03, c++11, c++14, c++17
10
11#include <map>
12#include <string>
13
14#include "associative_container_benchmarks.h"
15#include "../../GenerateInput.h"
16#include "benchmark/benchmark.h"
17
18template <class K, class V>
19struct support::adapt_operations<std::multimap<K, V>> {
20 using ValueType = typename std::multimap<K, V>::value_type;
21 using KeyType = typename std::multimap<K, V>::key_type;
22 static ValueType value_from_key(KeyType const& k) { return {k, Generate<V>::arbitrary()}; }
23 static KeyType key_from_value(ValueType const& value) { return value.first; }
24
25 using InsertionResult = typename std::multimap<K, V>::iterator;
26 static auto get_iterator(InsertionResult const& result) { return result; }
27};
28
29int main(int argc, char** argv) {
30 support::associative_container_benchmarks<std::multimap<int, int>>("std::multimap<int, int>");
31
32 benchmark::Initialize(&argc, argv);
33 benchmark::RunSpecifiedBenchmarks();
34 benchmark::Shutdown();
35 return 0;
36}
37

source code of libcxx/test/benchmarks/containers/associative/multimap.bench.cpp