private BoogieAssumeCmd GenerateDynamicTypeAssumes(ContractDefinition contract)
{
BoogieExpr assumeLhs = new BoogieMapSelect(new BoogieIdentifierExpr("DType"), new BoogieIdentifierExpr("this"));
List <ContractDefinition> subtypes = new List <ContractDefinition>(context.GetSubTypesOfContract(contract));
Debug.Assert(subtypes.Count > 0);
BoogieExpr assumeExpr0 = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ, assumeLhs,
new BoogieIdentifierExpr(subtypes[0].Name));
var assumeExpr = assumeExpr0;
for (int i = 1; i < subtypes.Count; ++i)
{
BoogieExpr rhs = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ, assumeLhs,
new BoogieIdentifierExpr(subtypes[i].Name));
assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.OR, assumeExpr, rhs);
}
if (context.TranslateFlags.OmitAssumeFalseForDynDispatch)
{
return(new BoogieAssumeCmd(new BoogieLiteralExpr(true))); //assumeExpr0);
}
return(new BoogieAssumeCmd(assumeExpr));
}
private BoogieAssumeCmd GenerateDynamicTypeAssumes(ContractDefinition contract)
{
BoogieExpr assumeLhs = new BoogieMapSelect(new BoogieIdentifierExpr("DType"), new BoogieIdentifierExpr("this"));
List <ContractDefinition> subtypes = new List <ContractDefinition>(context.GetSubTypesOfContract(contract));
Debug.Assert(subtypes.Count > 0);
BoogieExpr assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ, assumeLhs,
new BoogieIdentifierExpr(subtypes[0].Name));
for (int i = 1; i < subtypes.Count; ++i)
{
BoogieExpr rhs = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.EQ, assumeLhs,
new BoogieIdentifierExpr(subtypes[i].Name));
assumeExpr = new BoogieBinaryOperation(BoogieBinaryOperation.Opcode.OR, assumeExpr, rhs);
}
return(new BoogieAssumeCmd(assumeExpr));
}
