10 #ifndef EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H
11 #define EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H
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
19 #define EIGEN_THREAD_LOCAL static thread_local
22 #endif // EIGEN_CXX11_THREADPOOL_THREAD_LOCAL_H