XBT_PRIVATE void SIMIX_run_kernel(std::function<void()> const* code);
XBT_PRIVATE void SIMIX_run_blocking(std::function<void()> const* code);
XBT_PRIVATE void SIMIX_run_kernel(std::function<void()> const* code);
XBT_PRIVATE void SIMIX_run_blocking(std::function<void()> const* code);