ref: 9bf446ab7795f7397bc4fb7ae9e46ce14c3f679c dir: /lib/std/sldup.myr/
use "alloc" use "die" use "slcp" pkg std = generic sldup : (sl : @a[:] -> @a[:]) ;; generic sldup = {sl var ret ret = slalloc(sl.len) slcp(ret, sl) -> ret }