Kenny Tilton writes:
I went ahead and made md-slot-value and its setter into generic functions. Not the end of the world performance-wise from brief analysis with ACLs profiler.
(Yikes!) If I'm not mistaken, speed of generic-function dispatch is something where Allegro is head-and-shoulders above the competition. I guess I'll try profiling SBCL before I freak out, but I'd guess this could have nasty performance penalties there.