#if HAVE_THREAD_CONTEXTS
simgrid::xbt::Parmap<smx_actor_t>* ParallelBoostContext::parmap_;
-uintptr_t ParallelBoostContext::threads_working_;
+std::atomic<uintptr_t> ParallelBoostContext::threads_working_;
xbt_os_thread_key_t ParallelBoostContext::worker_id_key_;
std::vector<ParallelBoostContext*> ParallelBoostContext::workers_context_;
void ParallelBoostContext::resume()
{
- uintptr_t worker_id = __sync_fetch_and_add(&threads_working_, 1);
+ uintptr_t worker_id = threads_working_.fetch_add(1, std::memory_order_relaxed);
xbt_os_thread_set_specific(worker_id_key_, reinterpret_cast<void*>(worker_id));
ParallelBoostContext* worker_context = static_cast<ParallelBoostContext*>(SIMIX_context_self());