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A simple Eva tutorial, part 3
André Maroneze on 11 April 2017

On the previous post we’ve seen how to run Eva, but at the end we had a NON TERMINATING FUNCTION for a function that is supposed to always terminate, a likely indication that a definitive undefined behavior has been found in the analysis. In this post, we will see how...

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A simple Eva tutorial, part 2
André Maroneze on 17 March 2017

On the previous post we’ve seen some recommendations about using Frama-C/Eva, and some tips about parsing. In this post, we will see how to run Eva, and how to quickly setup it for a more precise result. We will reuse the save file produced at the end of the parsing,...

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A simple Eva tutorial, part 1
André Maroneze on 7 March 2017

(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...

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A mini ACSL tutorial for Value, part 3: indirect assigns
André Maroneze on 12 October 2016

To 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...

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A mini ACSL tutorial for Value, part 2: functional dependencies
André Maroneze on 30 September 2016

In 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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