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-rw-r--r--third_party/abseil_cpp/absl/container/btree_benchmark.cc735
1 files changed, 0 insertions, 735 deletions
diff --git a/third_party/abseil_cpp/absl/container/btree_benchmark.cc b/third_party/abseil_cpp/absl/container/btree_benchmark.cc
deleted file mode 100644
index 467986768aa1..000000000000
--- a/third_party/abseil_cpp/absl/container/btree_benchmark.cc
+++ /dev/null
@@ -1,735 +0,0 @@
-// Copyright 2018 The Abseil Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <stdint.h>
-
-#include <algorithm>
-#include <functional>
-#include <map>
-#include <numeric>
-#include <random>
-#include <set>
-#include <string>
-#include <type_traits>
-#include <unordered_map>
-#include <unordered_set>
-#include <vector>
-
-#include "absl/base/internal/raw_logging.h"
-#include "absl/container/btree_map.h"
-#include "absl/container/btree_set.h"
-#include "absl/container/btree_test.h"
-#include "absl/container/flat_hash_map.h"
-#include "absl/container/flat_hash_set.h"
-#include "absl/container/internal/hashtable_debug.h"
-#include "absl/flags/flag.h"
-#include "absl/hash/hash.h"
-#include "absl/memory/memory.h"
-#include "absl/strings/cord.h"
-#include "absl/strings/str_format.h"
-#include "absl/time/time.h"
-#include "benchmark/benchmark.h"
-
-namespace absl {
-ABSL_NAMESPACE_BEGIN
-namespace container_internal {
-namespace {
-
-constexpr size_t kBenchmarkValues = 1 << 20;
-
-// How many times we add and remove sub-batches in one batch of *AddRem
-// benchmarks.
-constexpr size_t kAddRemBatchSize = 1 << 2;
-
-// Generates n values in the range [0, 4 * n].
-template <typename V>
-std::vector<V> GenerateValues(int n) {
-  constexpr int kSeed = 23;
-  return GenerateValuesWithSeed<V>(n, 4 * n, kSeed);
-}
-
-// Benchmark insertion of values into a container.
-template <typename T>
-void BM_InsertImpl(benchmark::State& state, bool sorted) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  if (sorted) {
-    std::sort(values.begin(), values.end());
-  }
-  T container(values.begin(), values.end());
-
-  // Remove and re-insert 10% of the keys per batch.
-  const int batch_size = (kBenchmarkValues + 9) / 10;
-  while (state.KeepRunningBatch(batch_size)) {
-    state.PauseTiming();
-    const auto i = static_cast<int>(state.iterations());
-
-    for (int j = i; j < i + batch_size; j++) {
-      int x = j % kBenchmarkValues;
-      container.erase(key_of_value(values[x]));
-    }
-
-    state.ResumeTiming();
-
-    for (int j = i; j < i + batch_size; j++) {
-      int x = j % kBenchmarkValues;
-      container.insert(values[x]);
-    }
-  }
-}
-
-template <typename T>
-void BM_Insert(benchmark::State& state) {
-  BM_InsertImpl<T>(state, false);
-}
-
-template <typename T>
-void BM_InsertSorted(benchmark::State& state) {
-  BM_InsertImpl<T>(state, true);
-}
-
-// container::insert sometimes returns a pair<iterator, bool> and sometimes
-// returns an iterator (for multi- containers).
-template <typename Iter>
-Iter GetIterFromInsert(const std::pair<Iter, bool>& pair) {
-  return pair.first;
-}
-template <typename Iter>
-Iter GetIterFromInsert(const Iter iter) {
-  return iter;
-}
-
-// Benchmark insertion of values into a container at the end.
-template <typename T>
-void BM_InsertEnd(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-
-  T container;
-  const int kSize = 10000;
-  for (int i = 0; i < kSize; ++i) {
-    container.insert(Generator<V>(kSize)(i));
-  }
-  V v = Generator<V>(kSize)(kSize - 1);
-  typename T::key_type k = key_of_value(v);
-
-  auto it = container.find(k);
-  while (state.KeepRunning()) {
-    // Repeatedly removing then adding v.
-    container.erase(it);
-    it = GetIterFromInsert(container.insert(v));
-  }
-}
-
-// Benchmark inserting the first few elements in a container. In b-tree, this is
-// when the root node grows.
-template <typename T>
-void BM_InsertSmall(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-
-  const int kSize = 8;
-  std::vector<V> values = GenerateValues<V>(kSize);
-  T container;
-
-  while (state.KeepRunningBatch(kSize)) {
-    for (int i = 0; i < kSize; ++i) {
-      benchmark::DoNotOptimize(container.insert(values[i]));
-    }
-    state.PauseTiming();
-    // Do not measure the time it takes to clear the container.
-    container.clear();
-    state.ResumeTiming();
-  }
-}
-
-template <typename T>
-void BM_LookupImpl(benchmark::State& state, bool sorted) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  if (sorted) {
-    std::sort(values.begin(), values.end());
-  }
-  T container(values.begin(), values.end());
-
-  while (state.KeepRunning()) {
-    int idx = state.iterations() % kBenchmarkValues;
-    benchmark::DoNotOptimize(container.find(key_of_value(values[idx])));
-  }
-}
-
-// Benchmark lookup of values in a container.
-template <typename T>
-void BM_Lookup(benchmark::State& state) {
-  BM_LookupImpl<T>(state, false);
-}
-
-// Benchmark lookup of values in a full container, meaning that values
-// are inserted in-order to take advantage of biased insertion, which
-// yields a full tree.
-template <typename T>
-void BM_FullLookup(benchmark::State& state) {
-  BM_LookupImpl<T>(state, true);
-}
-
-// Benchmark deletion of values from a container.
-template <typename T>
-void BM_Delete(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  T container(values.begin(), values.end());
-
-  // Remove and re-insert 10% of the keys per batch.
-  const int batch_size = (kBenchmarkValues + 9) / 10;
-  while (state.KeepRunningBatch(batch_size)) {
-    const int i = state.iterations();
-
-    for (int j = i; j < i + batch_size; j++) {
-      int x = j % kBenchmarkValues;
-      container.erase(key_of_value(values[x]));
-    }
-
-    state.PauseTiming();
-    for (int j = i; j < i + batch_size; j++) {
-      int x = j % kBenchmarkValues;
-      container.insert(values[x]);
-    }
-    state.ResumeTiming();
-  }
-}
-
-// Benchmark deletion of multiple values from a container.
-template <typename T>
-void BM_DeleteRange(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  T container(values.begin(), values.end());
-
-  // Remove and re-insert 10% of the keys per batch.
-  const int batch_size = (kBenchmarkValues + 9) / 10;
-  while (state.KeepRunningBatch(batch_size)) {
-    const int i = state.iterations();
-
-    const int start_index = i % kBenchmarkValues;
-
-    state.PauseTiming();
-    {
-      std::vector<V> removed;
-      removed.reserve(batch_size);
-      auto itr = container.find(key_of_value(values[start_index]));
-      auto start = itr;
-      for (int j = 0; j < batch_size; j++) {
-        if (itr == container.end()) {
-          state.ResumeTiming();
-          container.erase(start, itr);
-          state.PauseTiming();
-          itr = container.begin();
-          start = itr;
-        }
-        removed.push_back(*itr++);
-      }
-
-      state.ResumeTiming();
-      container.erase(start, itr);
-      state.PauseTiming();
-
-      container.insert(removed.begin(), removed.end());
-    }
-    state.ResumeTiming();
-  }
-}
-
-// Benchmark steady-state insert (into first half of range) and remove (from
-// second half of range), treating the container approximately like a queue with
-// log-time access for all elements. This benchmark does not test the case where
-// insertion and removal happen in the same region of the tree.  This benchmark
-// counts two value constructors.
-template <typename T>
-void BM_QueueAddRem(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-
-  ABSL_RAW_CHECK(kBenchmarkValues % 2 == 0, "for performance");
-
-  T container;
-
-  const size_t half = kBenchmarkValues / 2;
-  std::vector<int> remove_keys(half);
-  std::vector<int> add_keys(half);
-
-  // We want to do the exact same work repeatedly, and the benchmark can end
-  // after a different number of iterations depending on the speed of the
-  // individual run so we use a large batch size here and ensure that we do
-  // deterministic work every batch.
-  while (state.KeepRunningBatch(half * kAddRemBatchSize)) {
-    state.PauseTiming();
-
-    container.clear();
-
-    for (size_t i = 0; i < half; ++i) {
-      remove_keys[i] = i;
-      add_keys[i] = i;
-    }
-    constexpr int kSeed = 5;
-    std::mt19937_64 rand(kSeed);
-    std::shuffle(remove_keys.begin(), remove_keys.end(), rand);
-    std::shuffle(add_keys.begin(), add_keys.end(), rand);
-
-    // Note needs lazy generation of values.
-    Generator<V> g(kBenchmarkValues * kAddRemBatchSize);
-
-    for (size_t i = 0; i < half; ++i) {
-      container.insert(g(add_keys[i]));
-      container.insert(g(half + remove_keys[i]));
-    }
-
-    // There are three parts each of size "half":
-    // 1 is being deleted from  [offset - half, offset)
-    // 2 is standing            [offset, offset + half)
-    // 3 is being inserted into [offset + half, offset + 2 * half)
-    size_t offset = 0;
-
-    for (size_t i = 0; i < kAddRemBatchSize; ++i) {
-      std::shuffle(remove_keys.begin(), remove_keys.end(), rand);
-      std::shuffle(add_keys.begin(), add_keys.end(), rand);
-      offset += half;
-
-      state.ResumeTiming();
-      for (size_t idx = 0; idx < half; ++idx) {
-        container.erase(key_of_value(g(offset - half + remove_keys[idx])));
-        container.insert(g(offset + half + add_keys[idx]));
-      }
-      state.PauseTiming();
-    }
-    state.ResumeTiming();
-  }
-}
-
-// Mixed insertion and deletion in the same range using pre-constructed values.
-template <typename T>
-void BM_MixedAddRem(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  typename KeyOfValue<typename T::key_type, V>::type key_of_value;
-
-  ABSL_RAW_CHECK(kBenchmarkValues % 2 == 0, "for performance");
-
-  T container;
-
-  // Create two random shuffles
-  std::vector<int> remove_keys(kBenchmarkValues);
-  std::vector<int> add_keys(kBenchmarkValues);
-
-  // We want to do the exact same work repeatedly, and the benchmark can end
-  // after a different number of iterations depending on the speed of the
-  // individual run so we use a large batch size here and ensure that we do
-  // deterministic work every batch.
-  while (state.KeepRunningBatch(kBenchmarkValues * kAddRemBatchSize)) {
-    state.PauseTiming();
-
-    container.clear();
-
-    constexpr int kSeed = 7;
-    std::mt19937_64 rand(kSeed);
-
-    std::vector<V> values = GenerateValues<V>(kBenchmarkValues * 2);
-
-    // Insert the first half of the values (already in random order)
-    container.insert(values.begin(), values.begin() + kBenchmarkValues);
-
-    // Insert the first half of the values (already in random order)
-    for (size_t i = 0; i < kBenchmarkValues; ++i) {
-      // remove_keys and add_keys will be swapped before each round,
-      // therefore fill add_keys here w/ the keys being inserted, so
-      // they'll be the first to be removed.
-      remove_keys[i] = i + kBenchmarkValues;
-      add_keys[i] = i;
-    }
-
-    for (size_t i = 0; i < kAddRemBatchSize; ++i) {
-      remove_keys.swap(add_keys);
-      std::shuffle(remove_keys.begin(), remove_keys.end(), rand);
-      std::shuffle(add_keys.begin(), add_keys.end(), rand);
-
-      state.ResumeTiming();
-      for (size_t idx = 0; idx < kBenchmarkValues; ++idx) {
-        container.erase(key_of_value(values[remove_keys[idx]]));
-        container.insert(values[add_keys[idx]]);
-      }
-      state.PauseTiming();
-    }
-    state.ResumeTiming();
-  }
-}
-
-// Insertion at end, removal from the beginning.  This benchmark
-// counts two value constructors.
-// TODO(ezb): we could add a GenerateNext version of generator that could reduce
-// noise for string-like types.
-template <typename T>
-void BM_Fifo(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-
-  T container;
-  // Need lazy generation of values as state.max_iterations is large.
-  Generator<V> g(kBenchmarkValues + state.max_iterations);
-
-  for (int i = 0; i < kBenchmarkValues; i++) {
-    container.insert(g(i));
-  }
-
-  while (state.KeepRunning()) {
-    container.erase(container.begin());
-    container.insert(container.end(), g(state.iterations() + kBenchmarkValues));
-  }
-}
-
-// Iteration (forward) through the tree
-template <typename T>
-void BM_FwdIter(benchmark::State& state) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-  using R = typename T::value_type const*;
-
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  T container(values.begin(), values.end());
-
-  auto iter = container.end();
-
-  R r = nullptr;
-
-  while (state.KeepRunning()) {
-    if (iter == container.end()) iter = container.begin();
-    r = &(*iter);
-    ++iter;
-  }
-
-  benchmark::DoNotOptimize(r);
-}
-
-// Benchmark random range-construction of a container.
-template <typename T>
-void BM_RangeConstructionImpl(benchmark::State& state, bool sorted) {
-  using V = typename remove_pair_const<typename T::value_type>::type;
-
-  std::vector<V> values = GenerateValues<V>(kBenchmarkValues);
-  if (sorted) {
-    std::sort(values.begin(), values.end());
-  }
-  {
-    T container(values.begin(), values.end());
-  }
-
-  while (state.KeepRunning()) {
-    T container(values.begin(), values.end());
-    benchmark::DoNotOptimize(container);
-  }
-}
-
-template <typename T>
-void BM_InsertRangeRandom(benchmark::State& state) {
-  BM_RangeConstructionImpl<T>(state, false);
-}
-
-template <typename T>
-void BM_InsertRangeSorted(benchmark::State& state) {
-  BM_RangeConstructionImpl<T>(state, true);
-}
-
-#define STL_ORDERED_TYPES(value)                     \
-  using stl_set_##value = std::set<value>;           \
-  using stl_map_##value = std::map<value, intptr_t>; \
-  using stl_multiset_##value = std::multiset<value>; \
-  using stl_multimap_##value = std::multimap<value, intptr_t>
-
-using StdString = std::string;
-STL_ORDERED_TYPES(int32_t);
-STL_ORDERED_TYPES(int64_t);
-STL_ORDERED_TYPES(StdString);
-STL_ORDERED_TYPES(Cord);
-STL_ORDERED_TYPES(Time);
-
-#define STL_UNORDERED_TYPES(value)                                       \
-  using stl_unordered_set_##value = std::unordered_set<value>;           \
-  using stl_unordered_map_##value = std::unordered_map<value, intptr_t>; \
-  using flat_hash_set_##value = flat_hash_set<value>;                    \
-  using flat_hash_map_##value = flat_hash_map<value, intptr_t>;          \
-  using stl_unordered_multiset_##value = std::unordered_multiset<value>; \
-  using stl_unordered_multimap_##value =                                 \
-      std::unordered_multimap<value, intptr_t>
-
-#define STL_UNORDERED_TYPES_CUSTOM_HASH(value, hash)                           \
-  using stl_unordered_set_##value = std::unordered_set<value, hash>;           \
-  using stl_unordered_map_##value = std::unordered_map<value, intptr_t, hash>; \
-  using flat_hash_set_##value = flat_hash_set<value, hash>;                    \
-  using flat_hash_map_##value = flat_hash_map<value, intptr_t, hash>;          \
-  using stl_unordered_multiset_##value = std::unordered_multiset<value, hash>; \
-  using stl_unordered_multimap_##value =                                       \
-      std::unordered_multimap<value, intptr_t, hash>
-
-STL_UNORDERED_TYPES_CUSTOM_HASH(Cord, absl::Hash<absl::Cord>);
-
-STL_UNORDERED_TYPES(int32_t);
-STL_UNORDERED_TYPES(int64_t);
-STL_UNORDERED_TYPES(StdString);
-STL_UNORDERED_TYPES_CUSTOM_HASH(Time, absl::Hash<absl::Time>);
-
-#define BTREE_TYPES(value)                                            \
-  using btree_256_set_##value =                                       \
-      btree_set<value, std::less<value>, std::allocator<value>>;      \
-  using btree_256_map_##value =                                       \
-      btree_map<value, intptr_t, std::less<value>,                    \
-                std::allocator<std::pair<const value, intptr_t>>>;    \
-  using btree_256_multiset_##value =                                  \
-      btree_multiset<value, std::less<value>, std::allocator<value>>; \
-  using btree_256_multimap_##value =                                  \
-      btree_multimap<value, intptr_t, std::less<value>,               \
-                     std::allocator<std::pair<const value, intptr_t>>>
-
-BTREE_TYPES(int32_t);
-BTREE_TYPES(int64_t);
-BTREE_TYPES(StdString);
-BTREE_TYPES(Cord);
-BTREE_TYPES(Time);
-
-#define MY_BENCHMARK4(type, func)                                              \
-  void BM_##type##_##func(benchmark::State& state) { BM_##func<type>(state); } \
-  BENCHMARK(BM_##type##_##func)
-
-#define MY_BENCHMARK3(type)               \
-  MY_BENCHMARK4(type, Insert);            \
-  MY_BENCHMARK4(type, InsertSorted);      \
-  MY_BENCHMARK4(type, InsertEnd);         \
-  MY_BENCHMARK4(type, InsertSmall);       \
-  MY_BENCHMARK4(type, Lookup);            \
-  MY_BENCHMARK4(type, FullLookup);        \
-  MY_BENCHMARK4(type, Delete);            \
-  MY_BENCHMARK4(type, DeleteRange);       \
-  MY_BENCHMARK4(type, QueueAddRem);       \
-  MY_BENCHMARK4(type, MixedAddRem);       \
-  MY_BENCHMARK4(type, Fifo);              \
-  MY_BENCHMARK4(type, FwdIter);           \
-  MY_BENCHMARK4(type, InsertRangeRandom); \
-  MY_BENCHMARK4(type, InsertRangeSorted)
-
-#define MY_BENCHMARK2_SUPPORTS_MULTI_ONLY(type) \
-  MY_BENCHMARK3(stl_##type);                    \
-  MY_BENCHMARK3(stl_unordered_##type);          \
-  MY_BENCHMARK3(btree_256_##type)
-
-#define MY_BENCHMARK2(type)                \
-  MY_BENCHMARK2_SUPPORTS_MULTI_ONLY(type); \
-  MY_BENCHMARK3(flat_hash_##type)
-
-// Define MULTI_TESTING to see benchmarks for multi-containers also.
-//
-// You can use --copt=-DMULTI_TESTING.
-#ifdef MULTI_TESTING
-#define MY_BENCHMARK(type)                            \
-  MY_BENCHMARK2(set_##type);                          \
-  MY_BENCHMARK2(map_##type);                          \
-  MY_BENCHMARK2_SUPPORTS_MULTI_ONLY(multiset_##type); \
-  MY_BENCHMARK2_SUPPORTS_MULTI_ONLY(multimap_##type)
-#else
-#define MY_BENCHMARK(type)   \
-  MY_BENCHMARK2(set_##type); \
-  MY_BENCHMARK2(map_##type)
-#endif
-
-MY_BENCHMARK(int32_t);
-MY_BENCHMARK(int64_t);
-MY_BENCHMARK(StdString);
-MY_BENCHMARK(Cord);
-MY_BENCHMARK(Time);
-
-// Define a type whose size and cost of moving are independently customizable.
-// When sizeof(value_type) increases, we expect btree to no longer have as much
-// cache-locality advantage over STL. When cost of moving increases, we expect
-// btree to actually do more work than STL because it has to move values around
-// and STL doesn't have to.
-template <int Size, int Copies>
-struct BigType {
-  BigType() : BigType(0) {}
-  explicit BigType(int x) { std::iota(values.begin(), values.end(), x); }
-
-  void Copy(const BigType& other) {
-    for (int i = 0; i < Size && i < Copies; ++i) values[i] = other.values[i];
-    // If Copies > Size, do extra copies.
-    for (int i = Size, idx = 0; i < Copies; ++i) {
-      int64_t tmp = other.values[idx];
-      benchmark::DoNotOptimize(tmp);
-      idx = idx + 1 == Size ? 0 : idx + 1;
-    }
-  }
-
-  BigType(const BigType& other) { Copy(other); }
-  BigType& operator=(const BigType& other) {
-    Copy(other);
-    return *this;
-  }
-
-  // Compare only the first Copies elements if Copies is less than Size.
-  bool operator<(const BigType& other) const {
-    return std::lexicographical_compare(
-        values.begin(), values.begin() + std::min(Size, Copies),
-        other.values.begin(), other.values.begin() + std::min(Size, Copies));
-  }
-  bool operator==(const BigType& other) const {
-    return std::equal(values.begin(), values.begin() + std::min(Size, Copies),
-                      other.values.begin());
-  }
-
-  // Support absl::Hash.
-  template <typename State>
-  friend State AbslHashValue(State h, const BigType& b) {
-    for (int i = 0; i < Size && i < Copies; ++i)
-      h = State::combine(std::move(h), b.values[i]);
-    return h;
-  }
-
-  std::array<int64_t, Size> values;
-};
-
-#define BIG_TYPE_BENCHMARKS(SIZE, COPIES)                                     \
-  using stl_set_size##SIZE##copies##COPIES = std::set<BigType<SIZE, COPIES>>; \
-  using stl_map_size##SIZE##copies##COPIES =                                  \
-      std::map<BigType<SIZE, COPIES>, intptr_t>;                              \
-  using stl_multiset_size##SIZE##copies##COPIES =                             \
-      std::multiset<BigType<SIZE, COPIES>>;                                   \
-  using stl_multimap_size##SIZE##copies##COPIES =                             \
-      std::multimap<BigType<SIZE, COPIES>, intptr_t>;                         \
-  using stl_unordered_set_size##SIZE##copies##COPIES =                        \
-      std::unordered_set<BigType<SIZE, COPIES>,                               \
-                         absl::Hash<BigType<SIZE, COPIES>>>;                  \
-  using stl_unordered_map_size##SIZE##copies##COPIES =                        \
-      std::unordered_map<BigType<SIZE, COPIES>, intptr_t,                     \
-                         absl::Hash<BigType<SIZE, COPIES>>>;                  \
-  using flat_hash_set_size##SIZE##copies##COPIES =                            \
-      flat_hash_set<BigType<SIZE, COPIES>>;                                   \
-  using flat_hash_map_size##SIZE##copies##COPIES =                            \
-      flat_hash_map<BigType<SIZE, COPIES>, intptr_t>;                         \
-  using stl_unordered_multiset_size##SIZE##copies##COPIES =                   \
-      std::unordered_multiset<BigType<SIZE, COPIES>,                          \
-                              absl::Hash<BigType<SIZE, COPIES>>>;             \
-  using stl_unordered_multimap_size##SIZE##copies##COPIES =                   \
-      std::unordered_multimap<BigType<SIZE, COPIES>, intptr_t,                \
-                              absl::Hash<BigType<SIZE, COPIES>>>;             \
-  using btree_256_set_size##SIZE##copies##COPIES =                            \
-      btree_set<BigType<SIZE, COPIES>>;                                       \
-  using btree_256_map_size##SIZE##copies##COPIES =                            \
-      btree_map<BigType<SIZE, COPIES>, intptr_t>;                             \
-  using btree_256_multiset_size##SIZE##copies##COPIES =                       \
-      btree_multiset<BigType<SIZE, COPIES>>;                                  \
-  using btree_256_multimap_size##SIZE##copies##COPIES =                       \
-      btree_multimap<BigType<SIZE, COPIES>, intptr_t>;                        \
-  MY_BENCHMARK(size##SIZE##copies##COPIES)
-
-// Define BIG_TYPE_TESTING to see benchmarks for more big types.
-//
-// You can use --copt=-DBIG_TYPE_TESTING.
-#ifndef NODESIZE_TESTING
-#ifdef BIG_TYPE_TESTING
-BIG_TYPE_BENCHMARKS(1, 4);
-BIG_TYPE_BENCHMARKS(4, 1);
-BIG_TYPE_BENCHMARKS(4, 4);
-BIG_TYPE_BENCHMARKS(1, 8);
-BIG_TYPE_BENCHMARKS(8, 1);
-BIG_TYPE_BENCHMARKS(8, 8);
-BIG_TYPE_BENCHMARKS(1, 16);
-BIG_TYPE_BENCHMARKS(16, 1);
-BIG_TYPE_BENCHMARKS(16, 16);
-BIG_TYPE_BENCHMARKS(1, 32);
-BIG_TYPE_BENCHMARKS(32, 1);
-BIG_TYPE_BENCHMARKS(32, 32);
-#else
-BIG_TYPE_BENCHMARKS(32, 32);
-#endif
-#endif
-
-// Benchmark using unique_ptrs to large value types. In order to be able to use
-// the same benchmark code as the other types, use a type that holds a
-// unique_ptr and has a copy constructor.
-template <int Size>
-struct BigTypePtr {
-  BigTypePtr() : BigTypePtr(0) {}
-  explicit BigTypePtr(int x) {
-    ptr = absl::make_unique<BigType<Size, Size>>(x);
-  }
-  BigTypePtr(const BigTypePtr& other) {
-    ptr = absl::make_unique<BigType<Size, Size>>(*other.ptr);
-  }
-  BigTypePtr(BigTypePtr&& other) noexcept = default;
-  BigTypePtr& operator=(const BigTypePtr& other) {
-    ptr = absl::make_unique<BigType<Size, Size>>(*other.ptr);
-  }
-  BigTypePtr& operator=(BigTypePtr&& other) noexcept = default;
-
-  bool operator<(const BigTypePtr& other) const { return *ptr < *other.ptr; }
-  bool operator==(const BigTypePtr& other) const { return *ptr == *other.ptr; }
-
-  std::unique_ptr<BigType<Size, Size>> ptr;
-};
-
-template <int Size>
-double ContainerInfo(const btree_set<BigTypePtr<Size>>& b) {
-  const double bytes_used =
-      b.bytes_used() + b.size() * sizeof(BigType<Size, Size>);
-  const double bytes_per_value = bytes_used / b.size();
-  BtreeContainerInfoLog(b, bytes_used, bytes_per_value);
-  return bytes_per_value;
-}
-template <int Size>
-double ContainerInfo(const btree_map<int, BigTypePtr<Size>>& b) {
-  const double bytes_used =
-      b.bytes_used() + b.size() * sizeof(BigType<Size, Size>);
-  const double bytes_per_value = bytes_used / b.size();
-  BtreeContainerInfoLog(b, bytes_used, bytes_per_value);
-  return bytes_per_value;
-}
-
-#define BIG_TYPE_PTR_BENCHMARKS(SIZE)                                          \
-  using stl_set_size##SIZE##copies##SIZE##ptr = std::set<BigType<SIZE, SIZE>>; \
-  using stl_map_size##SIZE##copies##SIZE##ptr =                                \
-      std::map<int, BigType<SIZE, SIZE>>;                                      \
-  using stl_unordered_set_size##SIZE##copies##SIZE##ptr =                      \
-      std::unordered_set<BigType<SIZE, SIZE>,                                  \
-                         absl::Hash<BigType<SIZE, SIZE>>>;                     \
-  using stl_unordered_map_size##SIZE##copies##SIZE##ptr =                      \
-      std::unordered_map<int, BigType<SIZE, SIZE>>;                            \
-  using flat_hash_set_size##SIZE##copies##SIZE##ptr =                          \
-      flat_hash_set<BigType<SIZE, SIZE>>;                                      \
-  using flat_hash_map_size##SIZE##copies##SIZE##ptr =                          \
-      flat_hash_map<int, BigTypePtr<SIZE>>;                                    \
-  using btree_256_set_size##SIZE##copies##SIZE##ptr =                          \
-      btree_set<BigTypePtr<SIZE>>;                                             \
-  using btree_256_map_size##SIZE##copies##SIZE##ptr =                          \
-      btree_map<int, BigTypePtr<SIZE>>;                                        \
-  MY_BENCHMARK3(stl_set_size##SIZE##copies##SIZE##ptr);                        \
-  MY_BENCHMARK3(stl_unordered_set_size##SIZE##copies##SIZE##ptr);              \
-  MY_BENCHMARK3(flat_hash_set_size##SIZE##copies##SIZE##ptr);                  \
-  MY_BENCHMARK3(btree_256_set_size##SIZE##copies##SIZE##ptr);                  \
-  MY_BENCHMARK3(stl_map_size##SIZE##copies##SIZE##ptr);                        \
-  MY_BENCHMARK3(stl_unordered_map_size##SIZE##copies##SIZE##ptr);              \
-  MY_BENCHMARK3(flat_hash_map_size##SIZE##copies##SIZE##ptr);                  \
-  MY_BENCHMARK3(btree_256_map_size##SIZE##copies##SIZE##ptr)
-
-BIG_TYPE_PTR_BENCHMARKS(32);
-
-}  // namespace
-}  // namespace container_internal
-ABSL_NAMESPACE_END
-}  // namespace absl