--- layout: fc_discuss_archives title: Message 15 from Frama-C-discuss on October 2014 ---
Hello, 2014-10-23 10:12 GMT+02:00 gg lee <georgeleeliangwei at gmail.com>: > > int x; > > //@ ghost int* const ghost_ptr_x = &x; > > //@ assigns x; > int g() > { > return x; > } > > //@ assigns *ghost_ptr_x; > int f(int x) { > // ... > return g(); > } > > > surprisingly I am not able to prove the code completely. Please help me on > this as I have been stuck on this for a few days. Thanks. > Lo?c's answer explains how ACSL should be extended to deal with your issue. However, if we go back to your concrete example, my guess is that you're just missing the -wp-init-const option on the command line, that tells WP to assume that global const variables always have their initial values (const specifier is so easily abused that this option is not on by default). Best regards, -- E tutto per oggi, a la prossima volta Virgile