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[Frama-c-discuss] Ghost structure fields.


2014-11-12 16:48 GMT+01:00 Jean Karim Zinzindohou?
<jean-karim.zinzindohoue at>:
> Hi,
> The Frama-C Neon implementation manual mentions some properties it ghost
> fields in structures, and the illustrative example in the appendix makes use
> of some.
> Yet I do not manage to get it running. I tried that for instance :
> typedef struct test{
> //@ ghost int lenght;
> //@ ghost char * msg;
> char hash[256];
> } test;
> I simply get a "[kernel] user error: syntax error" at the ghost field
> declaration line.
> Did it get the syntax wrong, or is it not supported by Frama-C ?

You're right, support of ghost code in Frama-C is currently minimal.
Basically, you can only add ghost statements and ghost globals, and no
verification of non-interference is done.

Best regards,

E tutto per oggi, a la prossima volta