public ExplorationState(Path path, CallSiteStack callSiteStack, SmtSolverHandler solverHandler)
{
Contract.Requires(path != null);
Contract.Requires(solverHandler != null);
this.Path = path;
this.CallSiteStack = callSiteStack;
this.SolverHandler = solverHandler;
}
public SmtSolverHandler Clone()
{
var cloned = new SmtSolverHandler(this.contextHandler, this.smtSolver, this.pathConditionHandler);
cloned.lastResult = this.lastResult;
cloned.LastResultKind = this.LastResultKind;
// TODO: Clone the underlying SMT solver and path condition handler!
// TODO: Clone the variable versions of the latter! (we need to make the overlay cloneable/enumerable)
// TODO: Clone the symbolic heap!
throw new NotImplementedException();
}
public void Merge(ExplorationState state, SmtSolverHandler solverHandler)
{
Contract.Requires(state != null);
Contract.Requires(solverHandler != null);
Contract.Requires(state.Path.Node == this.Path.Node);
Contract.Requires(state.CallSiteStack.Equals(this.CallSiteStack));
this.Path = new Path(
this.Path.Preceeding.AddRange(state.Path.Preceeding),
Math.Max(this.Path.Depth, state.Path.Depth),
this.Path.Node,
this.Path.LeadingEdges.AddRange(state.Path.LeadingEdges));
this.SolverHandler = solverHandler;
}
public SolverSymbolicHeapContext(SmtSolverHandler owner)
{
this.owner = owner;
}