To get the performance hints you also need to set the optmization setting ext:inhibit-warnings to less that what you want to be warned about.
(proclaim '(optimize (speed 3) (safety 1) (ext:inhibit-warnings 0)))
To get the performance hints you also need to set the optmization setting ext:inhibit-warnings to less that what you want to be warned about.
(proclaim '(optimize (speed 3) (safety 1) (ext:inhibit-warnings 0)))