--- layout: fc_discuss_archives title: Message 11 from Frama-C-discuss on July 2013 ---
Hello, Thank you for the answer, Matthieu. It still remains the solution of introducing these hypothesis by a C function calling f1 and performing some initialization in the context. But it is not an ACSL solution. Regards, Stephane -----Message d'origine----- De : Matthieu Lemerre [mailto:matthieu.lemerre at cea.fr] Envoy? : mercredi 17 juillet 2013 19:21 ? : DUPRAT Stephane; Frama-C public discussion Objet : Re: [Frama-c-discuss] introducing hypothesis with ACSL on sets of array elements witk Frama-C/Value Hello, DUPRAT Stephane <stephane.duprat at atos.net> writes: > I deduce that : > > - The tool is able to evaluate a simple element (tab1[5]==5) > - An hypothesis introduces by ACSL on a simple element (tab1[2]==2) is propagated in the program > - The tool is able to evaluate a set of elements (tab2[6..7]==67) > - An hypothesis introduces by ACSL on a set of elements (tab2[2..3]==23) is not propagated in the program > Those are all correct. > The question is for the last item, if there is a way to introduce > hypothesys on sets of elements ? The only way to do that at the moment would be to perform some new developments in the implementation of the reduction strategy in the logic by the value analysis plugin... Best regards, Matthieu ________________________________ Ce message et les pi?ces jointes sont confidentiels et r?serv?s ? l'usage exclusif de ses destinataires. Il peut ?galement ?tre prot?g? par le secret professionnel. Si vous recevez ce message par erreur, merci d'en avertir imm?diatement l'exp?diteur et de le d?truire. L'int?grit? du message ne pouvant ?tre assur?e sur Internet, la responsabilit? du groupe Atos ne pourra ?tre engag?e quant au contenu de ce message. Bien que les meilleurs efforts soient faits pour maintenir cette transmission exempte de tout virus, l'exp?diteur ne donne aucune garantie ? cet ?gard et sa responsabilit? ne saurait ?tre engag?e pour tout dommage r?sultant d'un virus transmis. This e-mail and the documents attached are confidential and intended solely for the addressee; it may also be privileged. If you receive this e-mail in error, please notify the sender immediately and destroy it. As its integrity cannot be secured on the Internet, the Atos group liability cannot be triggered for the message content. Although the sender endeavors to maintain a computer virus-free network, the sender does not warrant that this transmission is virus-free and will not be liable for any damages resulting from any virus transmitted.