No, I don't think that's it. The issue is that one is a mutable set and the other isn't, so they aren't equal (even if their elements aren't equal).
> (equal? (mutable-seteqv) (list->seteqv '())) #f Maybe you wanted to call list->mutable-seteqv? Or maybe just start with an immutable set? Robby On Tue, Dec 8, 2020 at 6:40 PM Nathaniel W Griswold <nate@manicmind.earth> wrote: > Thanks. Switching to 7.9 now. > > Nate > > > On Dec 8, 2020, at 6:38 PM, Jon Zeppieri <zeppi...@gmail.com> wrote: > > > > I think that's this bug > > [ > https://github.com/racket/racket/commit/543dab59640fa5e911443baaadaae471406dbf40 > ], > > which should be fixed in 7.9. - Jon > > > > On Tue, Dec 8, 2020 at 7:19 PM Nathaniel W Griswold > > <nate@manicmind.earth> wrote: > >> > >> I don’t know if i’m missing something or what, but the following is > confusing me: > >> > >> (let ([test (mutable-seteqv)]) > >> (for* ([i (in-range 1000)] > >> [j (random 0 1000)]) > >> (set-add! test j)) > >> (let ([test-copy (set-copy test)]) > >> (printf "test-copy=~a\n" (set->list test-copy)) > >> (printf "Equal from stream is ~a\n" (equal? (list->seteqv (set->list > test-copy)) test)))) > >> > >> prints something like: > >> test-copy=(31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 > 11 10 9 8 7 6 5 4 3 2 1 0) > >> Equal from stream is #f > >> Equal regular is #t > >> > >> > >> Why is this? > >> > >> Thanks > >> > >> Nate > >> > >> -- > >> You received this message because you are subscribed to the Google > Groups "Racket Users" group. > >> To unsubscribe from this group and stop receiving emails from it, send > an email to racket-users+unsubscr...@googlegroups.com. > >> To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-users/ED9A219D-41D8-42BF-9C67-9887ADFB268B%40manicmind.earth > . > > -- > You received this message because you are subscribed to the Google Groups > "Racket Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to racket-users+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-users/B11A3C69-794C-4E45-8C56-311DEB07164C%40manicmind.earth > . > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to racket-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/CAL3TdON3V6Qrq3U2xdemoxYzpgXUkDhRsBT3gN%3DYHjZ8aCFfgg%40mail.gmail.com.
