--- layout: fc_discuss_archives title: Message 24 from Frama-C-discuss on March 2015 ---
Yes, this is a bug indeed. You can turn around with -wp-no-let. L. > Le 30 mars 2015 ? 03:06, Junkil (David) Park <junkil.park at cis.upenn.edu> a ?crit : > > Hi, > > There seems to be something wrong with Frama-C/WP (Sodium) with 5 or more existential variables in the specification. > > // dummy.c > void dummy() > { > double d = 7; > //@ assert \exists real r1, r2, r3, r4, r5; d == r1 + r2 + r3 + r4 + r5; > } > > > frama-c -wp dummy.c > [kernel] Parsing FRAMAC_SHARE/libc/__fc_builtin_for_normalization.i (no preprocessing) > [kernel] Parsing dummy.c (with preprocessing) > [wp] Running WP plugin... > [wp] Collecting axiomatic usage > [wp] warning: Missing RTE guards > [wp] 1 goal scheduled > [wp] Proved goals: 0 / 1 > > In the example above, Frama-C/WP doesn't try to prove it. > > In addition, for the command below, it generate nothing. > > frama-c -wp -wp-prover why3 -wp-gen -wp-out dummy dummy.c > > With 4 existential variables instead of 5, Frama-C/WP works fine. > > > Am I missing something? Or, is it an issue of the new version of Frama-C? > > Thanks, > Junkil > _______________________________________________ > Frama-c-discuss mailing list > Frama-c-discuss at lists.gforge.inria.fr > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/frama-c-discuss