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[Frama-c-discuss] *p and p[0]

  • Subject: [Frama-c-discuss] *p and p[0]
  • From: Dillon.Pariente at dassault-aviation.com (Pariente Dillon)
  • Date: Thu, 8 Jul 2010 11:13:59 +0200
> -----Message d'origine-----
> De : Pariente Dillon 
> Envoy? : jeudi 8 juillet 2010 10:57
> ? : 'Frama-C public discussion'
> Objet : RE: [Frama-c-discuss] *p and p[0]
> 
> Hello,
> 
> > /*@ requires n > 0;
> >     requires \valid(p+ (0..n-1));
> >     assigns \nothing;
> >     ensures \forall int i;
> >                  0 <= i <= n-1 ==> \result >= p[i];
> >     ensures \exists int e;
> 
> Changing this last line into "ensures \exists integer e;"
> permits to prove all the POs (with Alt-ergo 0.9 + (Z3 2.4 or 
> CVC3 2.2)),

> whatever the declaration of p (int*p, or int p[0]).

I meant, the definition of res = ...