Sorry for the earlier confusion! On Tue, Dec 8, 2020 at 6:48 PM Nathaniel W Griswold <[email protected]> wrote:
> Ok. Thanks. > > > On Dec 8, 2020, at 6:47 PM, Robby Findler <[email protected]> > wrote: > > > > Right, it is probably both things. I ran your program on yesterday's git > build and it still returns #false, but for the mutability reason, not the > bug that Jon mentioned. > > > > Robby > > > > > > On Tue, Dec 8, 2020 at 6:45 PM Nathaniel W Griswold <[email protected]> > wrote: > > I think it is something more. The copied set is giving completely > different elements. If i loop over the copied set i get 32 values from 0 to > like 31, when i have in fact added 1000 random elements to the original set > before copying. > > > > Nate > > > > > On Dec 8, 2020, at 6:43 PM, Robby Findler <[email protected]> > wrote: > > > > > > 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 > <[email protected]> wrote: > > > Thanks. Switching to 7.9 now. > > > > > > Nate > > > > > > > On Dec 8, 2020, at 6:38 PM, Jon Zeppieri <[email protected]> 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 > > > > <[email protected]> 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 [email protected]. > > > >> 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 [email protected]. > > > 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 [email protected]. > > > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-users/CAL3TdON3V6Qrq3U2xdemoxYzpgXUkDhRsBT3gN%3DYHjZ8aCFfgg%40mail.gmail.com > . > > > > -- > > 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 [email protected]. > > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-users/0AED1D31-2FE2-4637-908D-D57808D55CFB%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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/CAL3TdOO3Gh16Bsd_mSco_aJDDqS1x8nRgWdV0rUhTxFaeNxycQ%40mail.gmail.com.
