abseil-cpp/absl/base/internal/cmake_thread_test.cc

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// 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 <iostream>
#include "absl/base/internal/thread_identity.h"
 
int main() {
  auto* tid = absl::base_internal::CurrentThreadIdentityIfPresent();
  // Make sure the above call can't be optimized out
  std::cout << (void*)tid << std::endl;
}