XBT_PRIVATE
int snapshot_compare(int num1, simgrid::mc::Snapshot* s1, int num2, simgrid::mc::Snapshot* s2);
// Move is somewhere else (in the LivenessChecker class, in the Session class?):
extern XBT_PRIVATE xbt_automaton_t property_automaton;
XBT_PRIVATE
int snapshot_compare(int num1, simgrid::mc::Snapshot* s1, int num2, simgrid::mc::Snapshot* s2);
// Move is somewhere else (in the LivenessChecker class, in the Session class?):
extern XBT_PRIVATE xbt_automaton_t property_automaton;