Frama-C (with the collaboration of T. Antignac, Q. Bouillaguet, F. Kirchner and B. Yakobowski) This is the first of a series of posts on a new Eva tutorial primarily aimed at beginners (some of the later posts contain more advanced content). Reminder: Eva is the new name of the Value analysis...
Read MoreFrama-C 14 (Silicon) has just been released. In this post, we present a few additions that should help everyday usage of Value EVA. Value is now EVA The Value analysis plug-in has been renamed EVA, for Evolved Value Analysis. It has a new architecture that allows plugging abstract domains, among...
Read MoreWe are glad to announce the creation of official GitHub repositories for Frama-C and ACSL, to stimulate contributions from the community, and to better contribute back to it. Frama-C is on GitHub Frama-C now (in fact, since a few months) has an official GitHub repository: https://github.com/Frama-C/Frama-C-snapshot It contains snapshots of...
Read MoreTo conclude our 3-part series on ACSL specifications for Value, we present a feature introduced in Frama-C Aluminium that allows more precise specifications: the indirect label in ACSL assigns clauses. The expressivity gains when writing \froms are especially useful for plugins such as Value. Indirect assigns Starting in Frama-C Aluminium...
Read MoreIn our previous post, we left you in a cliffhanger: which \from is missing from our ACSL specification for safe_get_random_char? In this post, we explain the functional dependencies in our specification, how to test them, and then present the missing dependency. Where do the \from come from? Our complete specification...
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