public Term VisitBvOp(VCExprNAry node, LineariserOptions options)
{
Contract.Requires(options != null);
Contract.Requires(node != null);
List <int> args = new List <int>();
foreach (VCExpr e in node)
{
VCExprIntLit literal = e as VCExprIntLit;
System.Diagnostics.Debug.Assert(literal != null);
args.Add(literal.Val.ToInt);
}
System.Diagnostics.Debug.Assert(args.Count == 1);
return(ExprLineariser.cm.z3.MkNumeral(args[0], ExprLineariser.cm.z3.MkBvSort((uint)node.Type.BvBits)));
}
////////////////////////////////////////////////////////////////////////////
public override VCExpr Visit(VCExprLiteral node, bool arg)
{
Contract.Requires(node != null);
Contract.Ensures(Contract.Result <VCExpr>() != null);
VCExprIntLit intLit = node as VCExprIntLit;
if (intLit != null)
{
if (NegConstantDistance > intLit.Val || intLit.Val > ConstantDistance)
{
return(Represent(intLit.Val));
}
}
return(node);
}
