const smx_process_t issuer = MC_smx_simcall_get_issuer(req);
xbt_fifo_foreach(mc_stack, item, prev_state, mc_state_t) {
if (MC_request_depend(req, MC_state_get_internal_request(prev_state))) {
const smx_process_t issuer = MC_smx_simcall_get_issuer(req);
xbt_fifo_foreach(mc_stack, item, prev_state, mc_state_t) {
if (MC_request_depend(req, MC_state_get_internal_request(prev_state))) {