Update webrtc's abseil-cpp

Copy external/abseil-cpp into webrtc to update to version 20211102.0
to pick up changes that fix compiling against musl libc.

Bug: 190084016
Test: m USE_HOST_MUSL=true host-native
Test: m checkbuild
Change-Id: I0ab600cd8db93a55eda8358cdbecd21c2f78d8fb

1 files changed, 23 insertions, 1 deletions

diff --git a/third_party/abseil-cpp/absl/container/inlined_vector_benchmark.cc b/third_party/abseil-cpp/absl/container/inlined_vector_benchmark.cc
index 3f2b4ed28a..e256fad60f 100644
--- a/third_party/abseil-cpp/absl/container/inlined_vector_benchmark.cc
+++ b/third_party/abseil-cpp/absl/container/inlined_vector_benchmark.cc
@@ -83,7 +83,7 @@ int GetNonShortStringOptimizationSize() {
   }
   ABSL_RAW_LOG(
       FATAL,
-      "Failed to find a std::string larger than the short std::string optimization");
+      "Failed to find a string larger than the short string optimization");
   return -1;
 }
 
@@ -534,6 +534,28 @@ void BM_ConstructFromMove(benchmark::State& state) {
 ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromMove, TrivialType);
 ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromMove, NontrivialType);
 
+// Measure cost of copy-constructor+destructor.
+void BM_CopyTrivial(benchmark::State& state) {
+  const int n = state.range(0);
+  InlVec<int64_t> src(n);
+  for (auto s : state) {
+    InlVec<int64_t> copy(src);
+    benchmark::DoNotOptimize(copy);
+  }
+}
+BENCHMARK(BM_CopyTrivial)->Arg(0)->Arg(1)->Arg(kLargeSize);
+
+// Measure cost of copy-constructor+destructor.
+void BM_CopyNonTrivial(benchmark::State& state) {
+  const int n = state.range(0);
+  InlVec<InlVec<int64_t>> src(n);
+  for (auto s : state) {
+    InlVec<InlVec<int64_t>> copy(src);
+    benchmark::DoNotOptimize(copy);
+  }
+}
+BENCHMARK(BM_CopyNonTrivial)->Arg(0)->Arg(1)->Arg(kLargeSize);
+
 template <typename T, size_t FromSize, size_t ToSize>
 void BM_AssignSizeRef(benchmark::State& state) {
   auto size = ToSize;