12b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// This file is part of Eigen, a lightweight C++ template library 22b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// for linear algebra. 32b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// 42b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// Copyright (C) 2016 Benoit Steiner <benoit.steiner.goog@gmail.com> 52b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// 62b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// This Source Code Form is subject to the terms of the Mozilla 72b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// Public License v. 2.0. If a copy of the MPL was not distributed 82b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. 92b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang 102b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#ifndef EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H 112b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#define EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H 122b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang 132b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang// Try to come up with a portable implementation of thread local variables 142b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#if EIGEN_COMP_GNUC && EIGEN_GNUC_AT_MOST(4, 7) 152b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#define EIGEN_THREAD_LOCAL static __thread 162b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#elif EIGEN_COMP_CLANG 172b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#define EIGEN_THREAD_LOCAL static __thread 182b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#else 192b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#define EIGEN_THREAD_LOCAL static thread_local 202b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#endif 212b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang 222b8756b6f1de65d3f8bffab45be6c44ceb7411fcMiao Wang#endif // EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H 23