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[Frama-c-discuss] Issue with non terminating function

  • Subject: [Frama-c-discuss] Issue with non terminating function
  • From: dmentre at linux-france.org (David MENTRE)
  • Date: Tue, 3 Mar 2009 13:31:45 +0100
  • In-reply-to: <1236016984.4140.27.camel@guillaume-laptop>
  • References: <3d13dcfc0903020839r58d84331x4f0e789740310739@mail.gmail.com> <1236016984.4140.27.camel@guillaume-laptop>
Hello Guillaume,

On Mon, Mar 2, 2009 at 19:03, Guillaume Melquiond
<guillaume.melquiond at inria.fr> wrote:
> By the time function "main" is analyzed, the tools have forgotten the
> body of "exit"; they only have its (empty) specification.

Ok, I overlooked that.

> Try with the
> following specification, it should work:
>
> /*@ ensures \false; */
> void exit(int err_code) ...

It worked. Thanks!

Is the "ensures \false;" the standard way to specify non-terminating
functions? ACSL provides the "terminates" clause (ACSL ?2.5.4) but it
is apparently unsupported by Jessie (Jessie doc ?7.2.3).

Yours,
d.