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ThreadLocal.h
1// This file is part of Eigen, a lightweight C++ template library
2// for linear algebra.
3//
4// Copyright (C) 2016 Benoit Steiner <benoit.steiner.goog@gmail.com>
5//
6// This Source Code Form is subject to the terms of the Mozilla
7// Public License v. 2.0. If a copy of the MPL was not distributed
8// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9
10#ifndef EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H
11#define EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H
12
13// Try to come up with a portable implementation of thread local variables
14#if EIGEN_COMP_GNUC && EIGEN_GNUC_AT_MOST(4, 7)
15#define EIGEN_THREAD_LOCAL static __thread
16#elif EIGEN_COMP_CLANG
17#define EIGEN_THREAD_LOCAL static __thread
18#else
19#define EIGEN_THREAD_LOCAL static thread_local
20#endif
21
22#endif // EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H