-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 30-01-12 15:21, Erik Dominikus wrote: > Source code for reproducing attached. 'racket --version' shows > 5.2. I built from source. > > The expected result is a list, but Racket gave this error message > instead: > > > internal error: flonum position not found > > === context === > /kage/racket-5.2/collects/racket/private/stream-cons.rkt:42:0: > stream-force > /kage/racket-5.2/collects/racket/private/stream-cons.rkt:79:0: > stream-null? > /kage/racket-5.2/collects/racket/private/for.rkt:388:2: > unsafe-stream-not-empty? /home/erik/scheme/bug.rkt:12:0: for-loop > /home/erik/scheme/bug.rkt: [running body] > > > and upon seeing that message for the first time, I was dumbstruck. > I was quite sure that I made no transgression since I was using the > library normally as documented, so I took 'internal error' as a > bug. After tracing the error message to line 656 of the file > src/racket/src/jitstate.c, I thought the bug is in the JITC. It > turns out that disabling the JITC (racket -j) produces the expected > result, so I'm somewhat more sure that the bug is in the JITC. > > > In advance, I'd like to thank the people who will fix this bug, if > it is really a bug.
Hi Erik, I tried reproducing this bug from the attached code and found that it works for me with today's master. This may mean that there is a bug in the jit compiler only on the specific platform you are on (or that it was already fixed), so you should prolly specify which platform you are using, Marijn -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk8mr9wACgkQp/VmCx0OL2wMLgCfQyi69ZHquH4VxlK+f168L0qQ ozwAoId80hAg4An3Es2v9jHFJ20lvPMO =SUNe -----END PGP SIGNATURE----- ____________________ Racket Users list: http://lists.racket-lang.org/users
