- void* real_area1, mc_snapshot_t snapshot1, mc_mem_region_t region1,
- void* real_area2, mc_snapshot_t snapshot2, mc_mem_region_t region2,
+ void* real_area1, simgrid::mc::Snapshot* snapshot1, mc_mem_region_t region1,
+ void* real_area2, simgrid::mc::Snapshot* snapshot2, mc_mem_region_t region2,